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dotmanila/ssd-single-dev-sysbench-fileio.out

Created October 12, 2011 12:17
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SSD Single Device sysbench fileio All Modes
Raw
ssd-single-dev-sysbench-fileio.out
# Percona Toolkit System Summary Report ######################
Date | 2011-10-12 19:17:51 UTC (local TZ: MST -0700)
Hostname | zoe.dotmanila.com
Uptime | 3 days, 5:32, 1 user, load average: 16.00, 15.05, 11.17
System | Supermicro; X9SCL/X9SCM; v0123456789 (Desktop)
Service Tag | 0123456789
Platform | Linux
Release | CentOS release 5.7 (Final)
Kernel | 2.6.18-238.el5
Architecture | CPU = 64-bit, OS = 64-bit
Threading | NPTL 2.5
Compiler | GNU CC version 4.1.2 20080704 (Red Hat 4.1.2-51).
SELinux | Permissive
Virtualized | No virtualization detected
# Processor ##################################################
Processors | physical = 1, cores = 4, virtual = 8, hyperthreading = yes
Speeds | 8x1600.000
Models | 8xIntel(R) Xeon(R) CPU E31230 @ 3.20GHz
Caches | 8x8192 KB
# Memory #####################################################
Total | 15.67G
Free | 84.14M
Used | physical = 15.58G, swap = 0.00k, virtual = 15.58G
Buffers | 63.09M
Caches | 14.93G
Dirty | 568 kB
UsedRSS | 96.4M
Swappiness | vm.swappiness = 60
DirtyPolicy | vm.dirty_ratio = 40, vm.dirty_background_ratio = 10
DirtyStatus | vm.dirty_bytes = 0, vm.dirty_background_bytes = 0
Locator Size Speed Form Factor Type Type Detail
========= ======== ================= ============= ============= ===========
32768 MHz
DIMM_1A 4096 MB 1333 MHz DIMM DDR3 Synchronous
DIMM_1B 4096 MB 1333 MHz DIMM DDR3 Synchronous
DIMM_2A 4096 MB 1333 MHz DIMM DDR3 Synchronous
DIMM_2B 4096 MB 1333 MHz DIMM DDR3 Synchronous
6 MHz
Unknown
Unknown
# Mounted Filesystems ########################################
Filesystem Size Used Type Opts Mountpoint
/dev/mapper/SSD-LogVolSSD01 111G 58% ext3 rw /ssd
/dev/mapper/VolGroup00-LogVol00 48G 5% ext3 rw /
/dev/mapper/VolGroup00-LogVol01 9.5G 2% ext3 rw /tmp
/dev/mapper/VolGroup00-LogVol02 7.6G 2% ext3 rw /tmpfs
/dev/mapper/VolGroup00-LogVol03 284G 23% ext3 rw /dt
/dev/md0 99M 21% ext3 rw /boot
tmpfs 7.9G 0% tmpfs rw /dev/shm
# Disk Schedulers And Queue Size #############################
sda | [cfq] 128
sdb | [cfq] 128
sdc | [cfq] 128
sdd | [cfq] 128
sde | [cfq] 128
# Disk Partioning ############################################
Device Type Start End Size
============ ==== ========== ========== ==================
/dev/sda Disk 500107862016
/dev/sda1 Part 1 13 98703360
/dev/sda2 Part 14 60801 499990095360
/dev/sdb Disk 500107862016
/dev/sdb1 Part 1 13 98703360
/dev/sdb2 Part 14 60801 499990095360
/dev/sdc Disk 500107862016
/dev/sdc1 Part 1 13 98703360
/dev/sdc2 Part 14 60801 499990095360
/dev/sdd Disk 500107862016
/dev/sdd1 Part 1 13 98703360
/dev/sdd2 Part 14 60801 499990095360
/dev/sde Disk 120034123776
/dev/sde1 Part 1 14593 120023285760
# The End ####################################################
[root@zoe bin]# hdparm -I /dev/sde
/dev/sde:
ATA device, with non-removable media
Model Number: INTEL SSDSA2CW120G3
Serial Number: BTPR134400T4120LGN
Firmware Revision: 4PC10302
Transport: Serial, ATA8-AST, SATA 1.0a, SATA II Extensions, SATA Rev 2.5
Standards:
Supported: 8 7 6 5
Likely used: 8
Configuration:
Logical max current
cylinders 16383 16383
heads 16 16
sectors/track 63 63
--
CHS current addressable sectors: 16514064
LBA user addressable sectors: 234441648
LBA48 user addressable sectors: 234441648
device size with M = 1024*1024: 114473 MBytes
device size with M = 1000*1000: 120034 MBytes (120 GB)
Capabilities:
LBA, IORDY(can be disabled)
Queue depth: 32
Standby timer values: spec'd by Standard, no device specific minimum
R/W multiple sector transfer: Max = 16 Current = 16
DMA: mdma0 mdma1 mdma2 udma0 udma1 udma2 udma3 udma4 udma5 *udma6
Cycle time: min=120ns recommended=120ns
PIO: pio0 pio1 pio2 pio3 pio4
Cycle time: no flow control=120ns IORDY flow control=120ns
Commands/features:
Enabled Supported:
* SMART feature set
Security Mode feature set
* Power Management feature set
* Write cache
* Look-ahead
* Host Protected Area feature set
* WRITE_BUFFER command
* READ_BUFFER command
* NOP cmd
* DOWNLOAD_MICROCODE
SET_MAX security extension
* 48-bit Address feature set
* Device Configuration Overlay feature set
* Mandatory FLUSH_CACHE
* FLUSH_CACHE_EXT
* SMART error logging
* SMART self-test
* General Purpose Logging feature set
* WRITE_{DMA|MULTIPLE}_FUA_EXT
* 64-bit World wide name
* IDLE_IMMEDIATE with UNLOAD
* WRITE_UNCORRECTABLE command
* {READ,WRITE}_DMA_EXT_GPL commands
* Segmented DOWNLOAD_MICROCODE
* SATA-I signaling speed (1.5Gb/s)
* SATA-II signaling speed (3.0Gb/s)
* Native Command Queueing (NCQ)
* Phy event counters
Device-initiated interface power management
* Software settings preservation
Security:
Master password revision code = 65534
supported
not enabled
not locked
frozen
not expired: security count
supported: enhanced erase
2min for SECURITY ERASE UNIT. 2min for ENHANCED SECURITY ERASE UNIT.
Checksum: correct
--md: seqwr --thd:1
sysbench 0.5: multi-threaded system evaluation benchmark
Running the test with following options:
Number of threads: 1
Initializing random number generator from timer.
Random number generator seed is 0 and will be ignored
Extra file open flags: 0
8 files, 7.5Gb each
60Gb total file size
Block size 16Kb
Periodic FSYNC enabled, calling fsync() each 100 requests.
Calling fsync() at the end of test, Enabled.
Using synchronous I/O mode
Doing sequential write (creation) test
Threads started!
Operations performed: 0 reads, 5000000 writes, 400000 Other = 5400000 Total
Read 0b Written 76.294Gb Total transferred 76.294Gb (93.812Mb/sec)
6003.96 Requests/sec executed
General statistics:
total time: 832.7842s
total number of events: 5000000
total time taken by event execution: 135.3059s
response time:
min: 0.01ms
avg: 0.03ms
max: 27.15ms
approx. 95 percentile: 0.03ms
Threads fairness:
events (avg/stddev): 5000000.0000/0.00
execution time (avg/stddev): 135.3059/0.00
--md: seqwr --thd:2
sysbench 0.5: multi-threaded system evaluation benchmark
Running the test with following options:
Number of threads: 2
Initializing random number generator from timer.
Random number generator seed is 0 and will be ignored
Extra file open flags: 0
8 files, 7.5Gb each
60Gb total file size
Block size 16Kb
Periodic FSYNC enabled, calling fsync() each 100 requests.
Calling fsync() at the end of test, Enabled.
Using synchronous I/O mode
Doing sequential write (creation) test
Threads started!
Operations performed: 0 reads, 5000000 writes, 400000 Other = 5400000 Total
Read 0b Written 76.294Gb Total transferred 76.294Gb (98.236Mb/sec)
6287.09 Requests/sec executed
General statistics:
total time: 795.2802s
total number of events: 5000000
total time taken by event execution: 769.8704s
response time:
min: 0.01ms
avg: 0.15ms
max: 70.57ms
approx. 95 percentile: 0.10ms
Threads fairness:
events (avg/stddev): 2500000.0000/10130.00
execution time (avg/stddev): 384.9352/1.83
--md: seqwr --thd:4
sysbench 0.5: multi-threaded system evaluation benchmark
Running the test with following options:
Number of threads: 4
Initializing random number generator from timer.
Random number generator seed is 0 and will be ignored
Extra file open flags: 0
8 files, 7.5Gb each
60Gb total file size
Block size 16Kb
Periodic FSYNC enabled, calling fsync() each 100 requests.
Calling fsync() at the end of test, Enabled.
Using synchronous I/O mode
Doing sequential write (creation) test
Threads started!
Operations performed: 0 reads, 5000000 writes, 400000 Other = 5400000 Total
Read 0b Written 76.294Gb Total transferred 76.294Gb (98.187Mb/sec)
6283.98 Requests/sec executed
General statistics:
total time: 795.6745s
total number of events: 5000000
total time taken by event execution: 2155.4957s
response time:
min: 0.01ms
avg: 0.43ms
max: 116.36ms
approx. 95 percentile: 0.25ms
Threads fairness:
events (avg/stddev): 1250000.0000/11574.72
execution time (avg/stddev): 538.8739/1.19
--md: seqwr --thd:8
sysbench 0.5: multi-threaded system evaluation benchmark
Running the test with following options:
Number of threads: 8
Initializing random number generator from timer.
Random number generator seed is 0 and will be ignored
Extra file open flags: 0
8 files, 7.5Gb each
60Gb total file size
Block size 16Kb
Periodic FSYNC enabled, calling fsync() each 100 requests.
Calling fsync() at the end of test, Enabled.
Using synchronous I/O mode
Doing sequential write (creation) test
Threads started!
Operations performed: 0 reads, 5000000 writes, 400000 Other = 5400000 Total
Read 0b Written 76.294Gb Total transferred 76.294Gb (98.01Mb/sec)
6272.64 Requests/sec executed
General statistics:
total time: 797.1131s
total number of events: 5000000
total time taken by event execution: 4949.0466s
response time:
min: 0.01ms
avg: 0.99ms
max: 156.21ms
approx. 95 percentile: 11.03ms
Threads fairness:
events (avg/stddev): 625000.0000/2963.83
execution time (avg/stddev): 618.6308/1.16
--md: seqwr --thd:16
sysbench 0.5: multi-threaded system evaluation benchmark
Running the test with following options:
Number of threads: 16
Initializing random number generator from timer.
Random number generator seed is 0 and will be ignored
Extra file open flags: 0
8 files, 7.5Gb each
60Gb total file size
Block size 16Kb
Periodic FSYNC enabled, calling fsync() each 100 requests.
Calling fsync() at the end of test, Enabled.
Using synchronous I/O mode
Doing sequential write (creation) test
Threads started!
Operations performed: 0 reads, 5000000 writes, 400000 Other = 5400000 Total
Read 0b Written 76.294Gb Total transferred 76.294Gb (98.146Mb/sec)
6281.34 Requests/sec executed
General statistics:
total time: 796.0088s
total number of events: 5000000
total time taken by event execution: 10460.3573s
response time:
min: 0.01ms
avg: 2.09ms
max: 148.61ms
approx. 95 percentile: 13.52ms
Threads fairness:
events (avg/stddev): 312500.0000/2957.87
execution time (avg/stddev): 653.7723/1.63
--md: seqwr --thd:32
sysbench 0.5: multi-threaded system evaluation benchmark
Running the test with following options:
Number of threads: 32
Initializing random number generator from timer.
Random number generator seed is 0 and will be ignored
Extra file open flags: 0
8 files, 7.5Gb each
60Gb total file size
Block size 16Kb
Periodic FSYNC enabled, calling fsync() each 100 requests.
Calling fsync() at the end of test, Enabled.
Using synchronous I/O mode
Doing sequential write (creation) test
Threads started!
Operations performed: 0 reads, 5000000 writes, 400000 Other = 5400000 Total
Read 0b Written 76.294Gb Total transferred 76.294Gb (99.638Mb/sec)
6376.82 Requests/sec executed
General statistics:
total time: 784.0902s
total number of events: 5000000
total time taken by event execution: 21359.7410s
response time:
min: 0.01ms
avg: 4.27ms
max: 169.17ms
approx. 95 percentile: 16.25ms
Threads fairness:
events (avg/stddev): 156250.0000/1872.84
execution time (avg/stddev): 667.4919/1.41
--md: seqwr --thd:64
sysbench 0.5: multi-threaded system evaluation benchmark
Running the test with following options:
Number of threads: 64
Initializing random number generator from timer.
Random number generator seed is 0 and will be ignored
Extra file open flags: 0
8 files, 7.5Gb each
60Gb total file size
Block size 16Kb
Periodic FSYNC enabled, calling fsync() each 100 requests.
Calling fsync() at the end of test, Enabled.
Using synchronous I/O mode
Doing sequential write (creation) test
Threads started!
Operations performed: 0 reads, 5000000 writes, 400000 Other = 5400000 Total
Read 0b Written 76.294Gb Total transferred 76.294Gb (97.935Mb/sec)
6267.83 Requests/sec executed
General statistics:
total time: 797.7240s
total number of events: 5000000
total time taken by event execution: 44440.5652s
response time:
min: 0.01ms
avg: 8.89ms
max: 230.13ms
approx. 95 percentile: 23.17ms
Threads fairness:
events (avg/stddev): 78125.0000/1283.03
execution time (avg/stddev): 694.3838/2.34
--md: seqrewr --thd:1
sysbench 0.5: multi-threaded system evaluation benchmark
Running the test with following options:
Number of threads: 1
Initializing random number generator from timer.
Random number generator seed is 0 and will be ignored
Extra file open flags: 0
8 files, 7.5Gb each
60Gb total file size
Block size 16Kb
Periodic FSYNC enabled, calling fsync() each 100 requests.
Calling fsync() at the end of test, Enabled.
Using synchronous I/O mode
Doing sequential rewrite test
Threads started!
Operations performed: 0 reads, 5000000 writes, 400000 Other = 5400000 Total
Read 0b Written 76.294Gb Total transferred 76.294Gb (98.982Mb/sec)
6334.84 Requests/sec executed
General statistics:
total time: 789.2862s
total number of events: 5000000
total time taken by event execution: 82.1048s
response time:
min: 0.01ms
avg: 0.02ms
max: 23.42ms
approx. 95 percentile: 0.02ms
Threads fairness:
events (avg/stddev): 5000000.0000/0.00
execution time (avg/stddev): 82.1048/0.00
--md: seqrewr --thd:2
sysbench 0.5: multi-threaded system evaluation benchmark
Running the test with following options:
Number of threads: 2
Initializing random number generator from timer.
Random number generator seed is 0 and will be ignored
Extra file open flags: 0
8 files, 7.5Gb each
60Gb total file size
Block size 16Kb
Periodic FSYNC enabled, calling fsync() each 100 requests.
Calling fsync() at the end of test, Enabled.
Using synchronous I/O mode
Doing sequential rewrite test
Threads started!
Operations performed: 0 reads, 5000000 writes, 400000 Other = 5400000 Total
Read 0b Written 76.294Gb Total transferred 76.294Gb (100.25Mb/sec)
6416.03 Requests/sec executed
General statistics:
total time: 779.2979s
total number of events: 5000000
total time taken by event execution: 190.5345s
response time:
min: 0.01ms
avg: 0.04ms
max: 154.76ms
approx. 95 percentile: 0.04ms
Threads fairness:
events (avg/stddev): 2500000.0000/3847.00
execution time (avg/stddev): 95.2673/0.77
--md: seqrewr --thd:4
sysbench 0.5: multi-threaded system evaluation benchmark
Running the test with following options:
Number of threads: 4
Initializing random number generator from timer.
Random number generator seed is 0 and will be ignored
Extra file open flags: 0
8 files, 7.5Gb each
60Gb total file size
Block size 16Kb
Periodic FSYNC enabled, calling fsync() each 100 requests.
Calling fsync() at the end of test, Enabled.
Using synchronous I/O mode
Doing sequential rewrite test
Threads started!
Operations performed: 0 reads, 5000000 writes, 400000 Other = 5400000 Total
Read 0b Written 76.294Gb Total transferred 76.294Gb (104.89Mb/sec)
6713.15 Requests/sec executed
General statistics:
total time: 744.8074s
total number of events: 5000000
total time taken by event execution: 485.7288s
response time:
min: 0.01ms
avg: 0.10ms
max: 76.06ms
approx. 95 percentile: 0.10ms
Threads fairness:
events (avg/stddev): 1250000.0000/5016.84
execution time (avg/stddev): 121.4322/0.67
--md: seqrewr --thd:8
sysbench 0.5: multi-threaded system evaluation benchmark
Running the test with following options:
Number of threads: 8
Initializing random number generator from timer.
Random number generator seed is 0 and will be ignored
Extra file open flags: 0
8 files, 7.5Gb each
60Gb total file size
Block size 16Kb
Periodic FSYNC enabled, calling fsync() each 100 requests.
Calling fsync() at the end of test, Enabled.
Using synchronous I/O mode
Doing sequential rewrite test
Threads started!
Operations performed: 0 reads, 5000000 writes, 400000 Other = 5400000 Total
Read 0b Written 76.294Gb Total transferred 76.294Gb (109.75Mb/sec)
7024.21 Requests/sec executed
General statistics:
total time: 711.8236s
total number of events: 5000000
total time taken by event execution: 1131.2491s
response time:
min: 0.01ms
avg: 0.23ms
max: 115.54ms
approx. 95 percentile: 0.21ms
Threads fairness:
events (avg/stddev): 625000.0000/6102.14
execution time (avg/stddev): 141.4061/1.36
--md: seqrewr --thd:16
sysbench 0.5: multi-threaded system evaluation benchmark
Running the test with following options:
Number of threads: 16
Initializing random number generator from timer.
Random number generator seed is 0 and will be ignored
Extra file open flags: 0
8 files, 7.5Gb each
60Gb total file size
Block size 16Kb
Periodic FSYNC enabled, calling fsync() each 100 requests.
Calling fsync() at the end of test, Enabled.
Using synchronous I/O mode
Doing sequential rewrite test
Threads started!
Operations performed: 0 reads, 5000000 writes, 400000 Other = 5400000 Total
Read 0b Written 76.294Gb Total transferred 76.294Gb (112.56Mb/sec)
7203.67 Requests/sec executed
General statistics:
total time: 694.0907s
total number of events: 5000000
total time taken by event execution: 2684.7723s
response time:
min: 0.01ms
avg: 0.54ms
max: 175.64ms
approx. 95 percentile: 1.01ms
Threads fairness:
events (avg/stddev): 312500.0000/5582.09
execution time (avg/stddev): 167.7983/2.45
--md: seqrewr --thd:32
sysbench 0.5: multi-threaded system evaluation benchmark
Running the test with following options:
Number of threads: 32
Initializing random number generator from timer.
Random number generator seed is 0 and will be ignored
Extra file open flags: 0
8 files, 7.5Gb each
60Gb total file size
Block size 16Kb
Periodic FSYNC enabled, calling fsync() each 100 requests.
Calling fsync() at the end of test, Enabled.
Using synchronous I/O mode
Doing sequential rewrite test
Threads started!
Operations performed: 0 reads, 5000000 writes, 400000 Other = 5400000 Total
Read 0b Written 76.294Gb Total transferred 76.294Gb (114.01Mb/sec)
7296.37 Requests/sec executed
General statistics:
total time: 685.2722s
total number of events: 5000000
total time taken by event execution: 6427.6357s
response time:
min: 0.01ms
avg: 1.29ms
max: 341.41ms
approx. 95 percentile: 5.50ms
Threads fairness:
events (avg/stddev): 156250.0000/3928.18
execution time (avg/stddev): 200.8636/3.43
--md: seqrewr --thd:64
sysbench 0.5: multi-threaded system evaluation benchmark
Running the test with following options:
Number of threads: 64
Initializing random number generator from timer.
Random number generator seed is 0 and will be ignored
Extra file open flags: 0
8 files, 7.5Gb each
60Gb total file size
Block size 16Kb
Periodic FSYNC enabled, calling fsync() each 100 requests.
Calling fsync() at the end of test, Enabled.
Using synchronous I/O mode
Doing sequential rewrite test
Threads started!
Operations performed: 0 reads, 5000000 writes, 400000 Other = 5400000 Total
Read 0b Written 76.294Gb Total transferred 76.294Gb (114.7Mb/sec)
7340.89 Requests/sec executed
General statistics:
total time: 681.1161s
total number of events: 5000000
total time taken by event execution: 14437.6050s
response time:
min: 0.01ms
avg: 2.89ms
max: 310.96ms
approx. 95 percentile: 17.81ms
Threads fairness:
events (avg/stddev): 78125.0000/2301.03
execution time (avg/stddev): 225.5876/4.31
--md: seqrd --thd:1
sysbench 0.5: multi-threaded system evaluation benchmark
Running the test with following options:
Number of threads: 1
Initializing random number generator from timer.
Random number generator seed is 0 and will be ignored
Extra file open flags: 0
8 files, 7.5Gb each
60Gb total file size
Block size 16Kb
Periodic FSYNC enabled, calling fsync() each 100 requests.
Calling fsync() at the end of test, Enabled.
Using synchronous I/O mode
Doing sequential read test
Threads started!
Operations performed: 5000000 reads, 0 writes, 0 Other = 5000000 Total
Read 76.294Gb Written 0b Total transferred 76.294Gb (161.87Mb/sec)
10359.39 Requests/sec executed
General statistics:
total time: 482.6537s
total number of events: 5000000
total time taken by event execution: 473.1942s
response time:
min: 0.00ms
avg: 0.09ms
max: 17.39ms
approx. 95 percentile: 0.61ms
Threads fairness:
events (avg/stddev): 5000000.0000/0.00
execution time (avg/stddev): 473.1942/0.00
--md: seqrd --thd:2
sysbench 0.5: multi-threaded system evaluation benchmark
Running the test with following options:
Number of threads: 2
Initializing random number generator from timer.
Random number generator seed is 0 and will be ignored
Extra file open flags: 0
8 files, 7.5Gb each
60Gb total file size
Block size 16Kb
Periodic FSYNC enabled, calling fsync() each 100 requests.
Calling fsync() at the end of test, Enabled.
Using synchronous I/O mode
Doing sequential read test
Threads started!
Operations performed: 5000000 reads, 0 writes, 0 Other = 5000000 Total
Read 76.294Gb Written 0b Total transferred 76.294Gb (83.659Mb/sec)
5354.18 Requests/sec executed
General statistics:
total time: 933.8502s
total number of events: 5000000
total time taken by event execution: 1853.0544s
response time:
min: 0.00ms
avg: 0.37ms
max: 92.77ms
approx. 95 percentile: 0.66ms
Threads fairness:
events (avg/stddev): 2500000.0000/42.00
execution time (avg/stddev): 926.5272/0.01
--md: seqrd --thd:4
sysbench 0.5: multi-threaded system evaluation benchmark
Running the test with following options:
Number of threads: 4
Initializing random number generator from timer.
Random number generator seed is 0 and will be ignored
Extra file open flags: 0
8 files, 7.5Gb each
60Gb total file size
Block size 16Kb
Periodic FSYNC enabled, calling fsync() each 100 requests.
Calling fsync() at the end of test, Enabled.
Using synchronous I/O mode
Doing sequential read test
Threads started!
Operations performed: 5000000 reads, 0 writes, 0 Other = 5000000 Total
Read 76.294Gb Written 0b Total transferred 76.294Gb (116.16Mb/sec)
7434.36 Requests/sec executed
General statistics:
total time: 672.5531s
total number of events: 5000000
total time taken by event execution: 2675.4519s
response time:
min: 0.01ms
avg: 0.54ms
max: 75.97ms
approx. 95 percentile: 0.88ms
Threads fairness:
events (avg/stddev): 1250000.0000/103.80
execution time (avg/stddev): 668.8630/0.01
--md: seqrd --thd:8
sysbench 0.5: multi-threaded system evaluation benchmark
Running the test with following options:
Number of threads: 8
Initializing random number generator from timer.
Random number generator seed is 0 and will be ignored
Extra file open flags: 0
8 files, 7.5Gb each
60Gb total file size
Block size 16Kb
Periodic FSYNC enabled, calling fsync() each 100 requests.
Calling fsync() at the end of test, Enabled.
Using synchronous I/O mode
Doing sequential read test
Threads started!
Operations performed: 5000000 reads, 0 writes, 0 Other = 5000000 Total
Read 76.294Gb Written 0b Total transferred 76.294Gb (145.1Mb/sec)
9286.25 Requests/sec executed
General statistics:
total time: 538.4305s
total number of events: 5000000
total time taken by event execution: 4292.7675s
response time:
min: 0.01ms
avg: 0.86ms
max: 52.37ms
approx. 95 percentile: 1.37ms
Threads fairness:
events (avg/stddev): 625000.0000/95.89
execution time (avg/stddev): 536.5959/0.00
--md: seqrd --thd:16
sysbench 0.5: multi-threaded system evaluation benchmark
Running the test with following options:
Number of threads: 16
Initializing random number generator from timer.
Random number generator seed is 0 and will be ignored
Extra file open flags: 0
8 files, 7.5Gb each
60Gb total file size
Block size 16Kb
Periodic FSYNC enabled, calling fsync() each 100 requests.
Calling fsync() at the end of test, Enabled.
Using synchronous I/O mode
Doing sequential read test
Threads started!
Operations performed: 5000000 reads, 0 writes, 0 Other = 5000000 Total
Read 76.294Gb Written 0b Total transferred 76.294Gb (144Mb/sec)
9215.97 Requests/sec executed
General statistics:
total time: 542.5368s
total number of events: 5000000
total time taken by event execution: 8665.8980s
response time:
min: 0.01ms
avg: 1.73ms
max: 51.43ms
approx. 95 percentile: 2.50ms
Threads fairness:
events (avg/stddev): 312500.0000/81.60
execution time (avg/stddev): 541.6186/0.00
--md: seqrd --thd:32
sysbench 0.5: multi-threaded system evaluation benchmark
Running the test with following options:
Number of threads: 32
Initializing random number generator from timer.
Random number generator seed is 0 and will be ignored
Extra file open flags: 0
8 files, 7.5Gb each
60Gb total file size
Block size 16Kb
Periodic FSYNC enabled, calling fsync() each 100 requests.
Calling fsync() at the end of test, Enabled.
Using synchronous I/O mode
Doing sequential read test
Threads started!
Operations performed: 5000000 reads, 0 writes, 0 Other = 5000000 Total
Read 76.294Gb Written 0b Total transferred 76.294Gb (144.46Mb/sec)
9245.19 Requests/sec executed
General statistics:
total time: 540.8216s
total number of events: 5000000
total time taken by event execution: 17291.3876s
response time:
min: 0.01ms
avg: 3.46ms
max: 60.57ms
approx. 95 percentile: 4.66ms
Threads fairness:
events (avg/stddev): 156250.0000/83.83
execution time (avg/stddev): 540.3559/0.00
--md: seqrd --thd:64
sysbench 0.5: multi-threaded system evaluation benchmark
Running the test with following options:
Number of threads: 64
Initializing random number generator from timer.
Random number generator seed is 0 and will be ignored
Extra file open flags: 0
8 files, 7.5Gb each
60Gb total file size
Block size 16Kb
Periodic FSYNC enabled, calling fsync() each 100 requests.
Calling fsync() at the end of test, Enabled.
Using synchronous I/O mode
Doing sequential read test
Threads started!
Operations performed: 5000000 reads, 0 writes, 0 Other = 5000000 Total
Read 76.294Gb Written 0b Total transferred 76.294Gb (162.69Mb/sec)
10412.39 Requests/sec executed
General statistics:
total time: 480.1971s
total number of events: 5000000
total time taken by event execution: 30715.9684s
response time:
min: 0.14ms
avg: 6.14ms
max: 40.66ms
approx. 95 percentile: 8.34ms
Threads fairness:
events (avg/stddev): 78125.0000/52.47
execution time (avg/stddev): 479.9370/0.00
--md: rndrd --thd:1
sysbench 0.5: multi-threaded system evaluation benchmark
Running the test with following options:
Number of threads: 1
Initializing random number generator from timer.
Random number generator seed is 0 and will be ignored
Extra file open flags: 0
8 files, 7.5Gb each
60Gb total file size
Block size 16Kb
Number of IO requests: 5000000
Read/Write ratio for combined random IO test: 1.50
Periodic FSYNC enabled, calling fsync() each 100 requests.
Calling fsync() at the end of test, Enabled.
Using synchronous I/O mode
Doing random read test
Threads started!
Operations performed: 5000000 reads, 0 writes, 0 Other = 5000000 Total
Read 76.294Gb Written 0b Total transferred 76.294Gb (45.336Mb/sec)
2901.48 Requests/sec executed
General statistics:
total time: 1723.2577s
total number of events: 5000000
total time taken by event execution: 1709.0685s
response time:
min: 0.00ms
avg: 0.34ms
max: 17.59ms
approx. 95 percentile: 0.56ms
Threads fairness:
events (avg/stddev): 5000000.0000/0.00
execution time (avg/stddev): 1709.0685/0.00
--md: rndrd --thd:2
sysbench 0.5: multi-threaded system evaluation benchmark
Running the test with following options:
Number of threads: 2
Initializing random number generator from timer.
Random number generator seed is 0 and will be ignored
Extra file open flags: 0
8 files, 7.5Gb each
60Gb total file size
Block size 16Kb
Number of IO requests: 5000000
Read/Write ratio for combined random IO test: 1.50
Periodic FSYNC enabled, calling fsync() each 100 requests.
Calling fsync() at the end of test, Enabled.
Using synchronous I/O mode
Doing random read test
Threads started!
Operations performed: 5000000 reads, 0 writes, 0 Other = 5000000 Total
Read 76.294Gb Written 0b Total transferred 76.294Gb (86.265Mb/sec)
5520.94 Requests/sec executed
General statistics:
total time: 905.6432s
total number of events: 5000000
total time taken by event execution: 1797.6422s
response time:
min: 0.00ms
avg: 0.36ms
max: 9.02ms
approx. 95 percentile: 0.60ms
Threads fairness:
events (avg/stddev): 2500000.0000/649.00
execution time (avg/stddev): 898.8211/0.00
--md: rndrd --thd:4
sysbench 0.5: multi-threaded system evaluation benchmark
Running the test with following options:
Number of threads: 4
Initializing random number generator from timer.
Random number generator seed is 0 and will be ignored
Extra file open flags: 0
8 files, 7.5Gb each
60Gb total file size
Block size 16Kb
Number of IO requests: 5000000
Read/Write ratio for combined random IO test: 1.50
Periodic FSYNC enabled, calling fsync() each 100 requests.
Calling fsync() at the end of test, Enabled.
Using synchronous I/O mode
Doing random read test
Threads started!
Operations performed: 5000000 reads, 0 writes, 0 Other = 5000000 Total
Read 76.294Gb Written 0b Total transferred 76.294Gb (146.19Mb/sec)
9356.36 Requests/sec executed
General statistics:
total time: 534.3958s
total number of events: 5000000
total time taken by event execution: 2124.0629s
response time:
min: 0.00ms
avg: 0.42ms
max: 9.16ms
approx. 95 percentile: 0.77ms
Threads fairness:
events (avg/stddev): 1250000.0000/993.53
execution time (avg/stddev): 531.0157/0.01
--md: rndrd --thd:8
sysbench 0.5: multi-threaded system evaluation benchmark
Running the test with following options:
Number of threads: 8
Initializing random number generator from timer.
Random number generator seed is 0 and will be ignored
Extra file open flags: 0
8 files, 7.5Gb each
60Gb total file size
Block size 16Kb
Number of IO requests: 5000000
Read/Write ratio for combined random IO test: 1.50
Periodic FSYNC enabled, calling fsync() each 100 requests.
Calling fsync() at the end of test, Enabled.
Using synchronous I/O mode
Doing random read test
Threads started!
Operations performed: 5000000 reads, 0 writes, 0 Other = 5000000 Total
Read 76.294Gb Written 0b Total transferred 76.294Gb (215.32Mb/sec)
13780.27 Requests/sec executed
General statistics:
total time: 362.8375s
total number of events: 5000000
total time taken by event execution: 2888.9938s
response time:
min: 0.00ms
avg: 0.58ms
max: 9.31ms
approx. 95 percentile: 1.09ms
Threads fairness:
events (avg/stddev): 625000.0000/216.95
execution time (avg/stddev): 361.1242/0.00
--md: rndrd --thd:16
sysbench 0.5: multi-threaded system evaluation benchmark
Running the test with following options:
Number of threads: 16
Initializing random number generator from timer.
Random number generator seed is 0 and will be ignored
Extra file open flags: 0
8 files, 7.5Gb each
60Gb total file size
Block size 16Kb
Number of IO requests: 5000000
Read/Write ratio for combined random IO test: 1.50
Periodic FSYNC enabled, calling fsync() each 100 requests.
Calling fsync() at the end of test, Enabled.
Using synchronous I/O mode
Doing random read test
Threads started!
Operations performed: 5000000 reads, 0 writes, 0 Other = 5000000 Total
Read 76.294Gb Written 0b Total transferred 76.294Gb (257.72Mb/sec)
16494.30 Requests/sec executed
General statistics:
total time: 303.1351s
total number of events: 5000000
total time taken by event execution: 4836.4662s
response time:
min: 0.00ms
avg: 0.97ms
max: 8.55ms
approx. 95 percentile: 1.72ms
Threads fairness:
events (avg/stddev): 312500.0000/273.12
execution time (avg/stddev): 302.2791/0.00
--md: rndrd --thd:32
sysbench 0.5: multi-threaded system evaluation benchmark
Running the test with following options:
Number of threads: 32
Initializing random number generator from timer.
Random number generator seed is 0 and will be ignored
Extra file open flags: 0
8 files, 7.5Gb each
60Gb total file size
Block size 16Kb
Number of IO requests: 5000000
Read/Write ratio for combined random IO test: 1.50
Periodic FSYNC enabled, calling fsync() each 100 requests.
Calling fsync() at the end of test, Enabled.
Using synchronous I/O mode
Doing random read test
Threads started!
Operations performed: 5000000 reads, 0 writes, 0 Other = 5000000 Total
Read 76.294Gb Written 0b Total transferred 76.294Gb (257Mb/sec)
16448.03 Requests/sec executed
General statistics:
total time: 303.9878s
total number of events: 5000000
total time taken by event execution: 9713.6603s
response time:
min: 0.00ms
avg: 1.94ms
max: 17.26ms
approx. 95 percentile: 3.16ms
Threads fairness:
events (avg/stddev): 156250.0000/198.92
execution time (avg/stddev): 303.5519/0.00
--md: rndrd --thd:64
sysbench 0.5: multi-threaded system evaluation benchmark
Running the test with following options:
Number of threads: 64
Initializing random number generator from timer.
Random number generator seed is 0 and will be ignored
Extra file open flags: 0
8 files, 7.5Gb each
60Gb total file size
Block size 16Kb
Number of IO requests: 5000000
Read/Write ratio for combined random IO test: 1.50
Periodic FSYNC enabled, calling fsync() each 100 requests.
Calling fsync() at the end of test, Enabled.
Using synchronous I/O mode
Doing random read test
Threads started!
Operations performed: 5000000 reads, 0 writes, 0 Other = 5000000 Total
Read 76.294Gb Written 0b Total transferred 76.294Gb (258.33Mb/sec)
16533.12 Requests/sec executed
General statistics:
total time: 302.4232s
total number of events: 5000000
total time taken by event execution: 19340.7471s
response time:
min: 0.00ms
avg: 3.87ms
max: 37.00ms
approx. 95 percentile: 7.04ms
Threads fairness:
events (avg/stddev): 78125.0000/183.77
execution time (avg/stddev): 302.1992/0.00
--md: rndwr --thd:1
sysbench 0.5: multi-threaded system evaluation benchmark
Running the test with following options:
Number of threads: 1
Initializing random number generator from timer.
Random number generator seed is 0 and will be ignored
Extra file open flags: 0
8 files, 7.5Gb each
60Gb total file size
Block size 16Kb
Number of IO requests: 5000000
Read/Write ratio for combined random IO test: 1.50
Periodic FSYNC enabled, calling fsync() each 100 requests.
Calling fsync() at the end of test, Enabled.
Using synchronous I/O mode
Doing random write test
Threads started!
Operations performed: 0 reads, 5000000 writes, 400000 Other = 5400000 Total
Read 0b Written 76.294Gb Total transferred 76.294Gb (73.648Mb/sec)
4713.49 Requests/sec executed
General statistics:
total time: 1060.7852s
total number of events: 5000000
total time taken by event execution: 70.4936s
response time:
min: 0.01ms
avg: 0.01ms
max: 0.71ms
approx. 95 percentile: 0.02ms
Threads fairness:
events (avg/stddev): 5000000.0000/0.00
execution time (avg/stddev): 70.4936/0.00
--md: rndwr --thd:2
sysbench 0.5: multi-threaded system evaluation benchmark
Running the test with following options:
Number of threads: 2
Initializing random number generator from timer.
Random number generator seed is 0 and will be ignored
Extra file open flags: 0
8 files, 7.5Gb each
60Gb total file size
Block size 16Kb
Number of IO requests: 5000000
Read/Write ratio for combined random IO test: 1.50
Periodic FSYNC enabled, calling fsync() each 100 requests.
Calling fsync() at the end of test, Enabled.
Using synchronous I/O mode
Doing random write test
Threads started!
Operations performed: 0 reads, 5000000 writes, 400000 Other = 5400000 Total
Read 0b Written 76.294Gb Total transferred 76.294Gb (63.931Mb/sec)
4091.61 Requests/sec executed
General statistics:
total time: 1222.0121s
total number of events: 5000000
total time taken by event execution: 92.8849s
response time:
min: 0.01ms
avg: 0.02ms
max: 19.73ms
approx. 95 percentile: 0.04ms
Threads fairness:
events (avg/stddev): 2500000.0000/16641.00
execution time (avg/stddev): 46.4424/0.27
--md: rndwr --thd:4
sysbench 0.5: multi-threaded system evaluation benchmark
Running the test with following options:
Number of threads: 4
Initializing random number generator from timer.
Random number generator seed is 0 and will be ignored
Extra file open flags: 0
8 files, 7.5Gb each
60Gb total file size
Block size 16Kb
Number of IO requests: 5000000
Read/Write ratio for combined random IO test: 1.50
Periodic FSYNC enabled, calling fsync() each 100 requests.
Calling fsync() at the end of test, Enabled.
Using synchronous I/O mode
Doing random write test
Threads started!
Operations performed: 0 reads, 5000000 writes, 400000 Other = 5400000 Total
Read 0b Written 76.294Gb Total transferred 76.294Gb (65.017Mb/sec)
4161.09 Requests/sec executed
General statistics:
total time: 1201.6090s
total number of events: 5000000
total time taken by event execution: 112.3791s
response time:
min: 0.01ms
avg: 0.02ms
max: 38.99ms
approx. 95 percentile: 0.04ms
Threads fairness:
events (avg/stddev): 1250000.0000/4633.16
execution time (avg/stddev): 28.0948/0.11
--md: rndwr --thd:8
sysbench 0.5: multi-threaded system evaluation benchmark
Running the test with following options:
Number of threads: 8
Initializing random number generator from timer.
Random number generator seed is 0 and will be ignored
Extra file open flags: 0
8 files, 7.5Gb each
60Gb total file size
Block size 16Kb
Number of IO requests: 5000000
Read/Write ratio for combined random IO test: 1.50
Periodic FSYNC enabled, calling fsync() each 100 requests.
Calling fsync() at the end of test, Enabled.
Using synchronous I/O mode
Doing random write test
Threads started!
Operations performed: 0 reads, 5000000 writes, 400000 Other = 5400000 Total
Read 0b Written 76.294Gb Total transferred 76.294Gb (66.724Mb/sec)
4270.34 Requests/sec executed
General statistics:
total time: 1170.8677s
total number of events: 5000000
total time taken by event execution: 122.1477s
response time:
min: 0.01ms
avg: 0.02ms
max: 58.26ms
approx. 95 percentile: 0.05ms
Threads fairness:
events (avg/stddev): 625000.0000/22792.68
execution time (avg/stddev): 15.2685/0.47
--md: rndwr --thd:16
sysbench 0.5: multi-threaded system evaluation benchmark
Running the test with following options:
Number of threads: 16
Initializing random number generator from timer.
Random number generator seed is 0 and will be ignored
Extra file open flags: 0
8 files, 7.5Gb each
60Gb total file size
Block size 16Kb
Number of IO requests: 5000000
Read/Write ratio for combined random IO test: 1.50
Periodic FSYNC enabled, calling fsync() each 100 requests.
Calling fsync() at the end of test, Enabled.
Using synchronous I/O mode
Doing random write test
Threads started!
Operations performed: 0 reads, 5000000 writes, 400000 Other = 5400000 Total
Read 0b Written 76.294Gb Total transferred 76.294Gb (66.806Mb/sec)
4275.57 Requests/sec executed
General statistics:
total time: 1169.4346s
total number of events: 5000000
total time taken by event execution: 488.0640s
response time:
min: 0.01ms
avg: 0.10ms
max: 593.12ms
approx. 95 percentile: 0.05ms
Threads fairness:
events (avg/stddev): 312500.0000/6130.35
execution time (avg/stddev): 30.5040/0.92
--md: rndwr --thd:32
sysbench 0.5: multi-threaded system evaluation benchmark
Running the test with following options:
Number of threads: 32
Initializing random number generator from timer.
Random number generator seed is 0 and will be ignored
Extra file open flags: 0
8 files, 7.5Gb each
60Gb total file size
Block size 16Kb
Number of IO requests: 5000000
Read/Write ratio for combined random IO test: 1.50
Periodic FSYNC enabled, calling fsync() each 100 requests.
Calling fsync() at the end of test, Enabled.
Using synchronous I/O mode
Doing random write test
Threads started!
Operations performed: 0 reads, 5000000 writes, 400000 Other = 5400000 Total
Read 0b Written 76.294Gb Total transferred 76.294Gb (66.7Mb/sec)
4268.82 Requests/sec executed
General statistics:
total time: 1171.2838s
total number of events: 5000000
total time taken by event execution: 1064.5252s
response time:
min: 0.01ms
avg: 0.21ms
max: 872.55ms
approx. 95 percentile: 0.08ms
Threads fairness:
events (avg/stddev): 156250.0000/3429.77
execution time (avg/stddev): 33.2664/0.94
--md: rndwr --thd:64
sysbench 0.5: multi-threaded system evaluation benchmark
Running the test with following options:
Number of threads: 64
Initializing random number generator from timer.
Random number generator seed is 0 and will be ignored
Extra file open flags: 0
8 files, 7.5Gb each
60Gb total file size
Block size 16Kb
Number of IO requests: 5000000
Read/Write ratio for combined random IO test: 1.50
Periodic FSYNC enabled, calling fsync() each 100 requests.
Calling fsync() at the end of test, Enabled.
Using synchronous I/O mode
Doing random write test
Threads started!
Operations performed: 0 reads, 5000000 writes, 400000 Other = 5400000 Total
Read 0b Written 76.294Gb Total transferred 76.294Gb (66.258Mb/sec)
4240.50 Requests/sec executed
General statistics:
total time: 1179.1064s
total number of events: 5000000
total time taken by event execution: 1925.5609s
response time:
min: 0.01ms
avg: 0.39ms
max: 809.26ms
approx. 95 percentile: 0.26ms
Threads fairness:
events (avg/stddev): 78125.0000/1521.40
execution time (avg/stddev): 30.0869/1.17
--md: rndrw --thd:1
sysbench 0.5: multi-threaded system evaluation benchmark
Running the test with following options:
Number of threads: 1
Initializing random number generator from timer.
Random number generator seed is 0 and will be ignored
Extra file open flags: 0
8 files, 7.5Gb each
60Gb total file size
Block size 16Kb
Number of IO requests: 5000000
Read/Write ratio for combined random IO test: 1.50
Periodic FSYNC enabled, calling fsync() each 100 requests.
Calling fsync() at the end of test, Enabled.
Using synchronous I/O mode
Doing random r/w test
Threads started!
Operations performed: 3000000 reads, 2000000 writes, 400000 Other = 5400000 Total
Read 45.776Gb Written 30.518Gb Total transferred 76.294Gb (46.728Mb/sec)
2990.57 Requests/sec executed
General statistics:
total time: 1671.9220s
total number of events: 5000000
total time taken by event execution: 1364.6384s
response time:
min: 0.01ms
avg: 0.27ms
max: 33.31ms
approx. 95 percentile: 0.58ms
Threads fairness:
events (avg/stddev): 5000000.0000/0.00
execution time (avg/stddev): 1364.6384/0.00
--md: rndrw --thd:2
sysbench 0.5: multi-threaded system evaluation benchmark
Running the test with following options:
Number of threads: 2
Initializing random number generator from timer.
Random number generator seed is 0 and will be ignored
Extra file open flags: 0
8 files, 7.5Gb each
60Gb total file size
Block size 16Kb
Number of IO requests: 5000000
Read/Write ratio for combined random IO test: 1.50
Periodic FSYNC enabled, calling fsync() each 100 requests.
Calling fsync() at the end of test, Enabled.
Using synchronous I/O mode
Doing random r/w test
Threads started!
Operations performed: 3000000 reads, 2000000 writes, 400000 Other = 5400000 Total
Read 45.776Gb Written 30.518Gb Total transferred 76.294Gb (70.099Mb/sec)
4486.33 Requests/sec executed
General statistics:
total time: 1114.4973s
total number of events: 5000000
total time taken by event execution: 1392.3333s
response time:
min: 0.01ms
avg: 0.28ms
max: 62.15ms
approx. 95 percentile: 0.64ms
Threads fairness:
events (avg/stddev): 2500000.0000/2318.00
execution time (avg/stddev): 696.1666/0.18
--md: rndrw --thd:4
sysbench 0.5: multi-threaded system evaluation benchmark
Running the test with following options:
Number of threads: 4
Initializing random number generator from timer.
Random number generator seed is 0 and will be ignored
Extra file open flags: 0
8 files, 7.5Gb each
60Gb total file size
Block size 16Kb
Number of IO requests: 5000000
Read/Write ratio for combined random IO test: 1.50
Periodic FSYNC enabled, calling fsync() each 100 requests.
Calling fsync() at the end of test, Enabled.
Using synchronous I/O mode
Doing random r/w test
Threads started!
Operations performed: 3000001 reads, 1999999 writes, 400000 Other = 5400000 Total
Read 45.776Gb Written 30.518Gb Total transferred 76.294Gb (88.808Mb/sec)
5683.73 Requests/sec executed
General statistics:
total time: 879.7036s
total number of events: 5000000
total time taken by event execution: 2075.7522s
response time:
min: 0.00ms
avg: 0.42ms
max: 68.36ms
approx. 95 percentile: 1.10ms
Threads fairness:
events (avg/stddev): 1250000.0000/830.96
execution time (avg/stddev): 518.9381/0.51
--md: rndrw --thd:8
sysbench 0.5: multi-threaded system evaluation benchmark
Running the test with following options:
Number of threads: 8
Initializing random number generator from timer.
Random number generator seed is 0 and will be ignored
Extra file open flags: 0
8 files, 7.5Gb each
60Gb total file size
Block size 16Kb
Number of IO requests: 5000000
Read/Write ratio for combined random IO test: 1.50
Periodic FSYNC enabled, calling fsync() each 100 requests.
Calling fsync() at the end of test, Enabled.
Using synchronous I/O mode
Doing random r/w test
Threads started!
Operations performed: 3000002 reads, 1999998 writes, 400000 Other = 5400000 Total
Read 45.776Gb Written 30.518Gb Total transferred 76.294Gb (97.41Mb/sec)
6234.24 Requests/sec executed
General statistics:
total time: 802.0228s
total number of events: 5000000
total time taken by event execution: 4033.4454s
response time:
min: 0.00ms
avg: 0.81ms
max: 250.88ms
approx. 95 percentile: 3.63ms
Threads fairness:
events (avg/stddev): 625000.0000/922.58
execution time (avg/stddev): 504.1807/1.25
--md: rndrw --thd:16
sysbench 0.5: multi-threaded system evaluation benchmark
Running the test with following options:
Number of threads: 16
Initializing random number generator from timer.
Random number generator seed is 0 and will be ignored
Extra file open flags: 0
8 files, 7.5Gb each
60Gb total file size
Block size 16Kb
Number of IO requests: 5000000
Read/Write ratio for combined random IO test: 1.50
Periodic FSYNC enabled, calling fsync() each 100 requests.
Calling fsync() at the end of test, Enabled.
Using synchronous I/O mode
Doing random r/w test
Threads started!
Operations performed: 3000006 reads, 1999994 writes, 400000 Other = 5400000 Total
Read 45.776Gb Written 30.517Gb Total transferred 76.294Gb (96.402Mb/sec)
6169.73 Requests/sec executed
General statistics:
total time: 810.4076s
total number of events: 5000000
total time taken by event execution: 9247.6212s
response time:
min: 0.00ms
avg: 1.85ms
max: 422.33ms
approx. 95 percentile: 7.60ms
Threads fairness:
events (avg/stddev): 312500.0000/691.98
execution time (avg/stddev): 577.9763/1.25
--md: rndrw --thd:32
sysbench 0.5: multi-threaded system evaluation benchmark
Running the test with following options:
Number of threads: 32
Initializing random number generator from timer.
Random number generator seed is 0 and will be ignored
Extra file open flags: 0
8 files, 7.5Gb each
60Gb total file size
Block size 16Kb
Number of IO requests: 5000000
Read/Write ratio for combined random IO test: 1.50
Periodic FSYNC enabled, calling fsync() each 100 requests.
Calling fsync() at the end of test, Enabled.
Using synchronous I/O mode
Doing random r/w test
Threads started!
Operations performed: 3000008 reads, 1999992 writes, 400000 Other = 5400000 Total
Read 45.776Gb Written 30.517Gb Total transferred 76.294Gb (90.029Mb/sec)
5761.83 Requests/sec executed
General statistics:
total time: 867.7792s
total number of events: 5000000
total time taken by event execution: 18403.5578s
response time:
min: 0.01ms
avg: 3.68ms
max: 459.58ms
approx. 95 percentile: 15.35ms
Threads fairness:
events (avg/stddev): 156250.0000/680.08
execution time (avg/stddev): 575.1112/2.13
--md: rndrw --thd:64
sysbench 0.5: multi-threaded system evaluation benchmark
Running the test with following options:
Number of threads: 64
Initializing random number generator from timer.
Random number generator seed is 0 and will be ignored
Extra file open flags: 0
8 files, 7.5Gb each
60Gb total file size
Block size 16Kb
Number of IO requests: 5000000
Read/Write ratio for combined random IO test: 1.50
Periodic FSYNC enabled, calling fsync() each 100 requests.
Calling fsync() at the end of test, Enabled.
Using synchronous I/O mode
Doing random r/w test
Threads started!
Operations performed: 3000009 reads, 1999991 writes, 395976 Other = 5395976 Total
Read 45.777Gb Written 30.517Gb Total transferred 76.294Gb (87Mb/sec)
5567.99 Requests/sec executed
General statistics:
total time: 897.9900s
total number of events: 5000000
total time taken by event execution: 22285.5395s
response time:
min: 0.00ms
avg: 4.46ms
max: 1232.23ms
approx. 95 percentile: 18.46ms
Threads fairness:
events (avg/stddev): 78125.0000/823.22
execution time (avg/stddev): 348.2116/3.49
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