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@smellman
Created April 13, 2024 12:12
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linux benchmark 2024/04/13-2
❯ ./diskspd -Zr -b1M -d5 -o8 -t1 -W0 -Sd -w100 -L ./SEQ1M_Q8T1.dat
Command Line: ./diskspd -Zr -b1M -d5 -o8 -t1 -W0 -Sd -w100 -L ./SEQ1M_Q8T1.dat
System info:
processor count: 16
caching options: fua=0
Input parameters:
job: 1
________
duration: 5s
warm up time: 0s
measuring latency
random seed: 0
total threads: 1
path: './SEQ1M_Q8T1.dat'
size: 1073741824B
using O_DIRECT
performing mix test (read/write ratio: 0/100)
block size: 1048576
using sequential I/O (stride: 1048576)
number of outstanding I/O operations: 8)
thread stride size: 0
filling I/O buffers with random data
threads per file: 1
block device: nvme0n1
device scheduler: none
Results for job 1:
test time: 5s
*****************************************************
CPU | Usage | User | Kernel | IO Wait | Idle
-------------------------------------------------------
0 | 48.41% | 1.27% | 47.13% | 0.00% | 51.59%
1 | 0.00% | 0.00% | 0.00% | 0.00% | 100.00%
2 | 5.54% | 0.21% | 5.34% | 0.00% | 94.46%
3 | 0.40% | 0.20% | 0.20% | 0.00% | 99.60%
4 | 0.60% | 0.00% | 0.60% | 0.00% | 99.40%
5 | 0.20% | 0.00% | 0.20% | 0.00% | 99.80%
6 | 0.40% | 0.00% | 0.40% | 0.00% | 99.60%
7 | 0.60% | 0.20% | 0.40% | 0.00% | 99.40%
8 | 0.40% | 0.00% | 0.40% | 0.00% | 99.60%
9 | 0.40% | 0.20% | 0.20% | 0.00% | 99.60%
10 | 0.40% | 0.20% | 0.20% | 0.00% | 99.60%
11 | 0.00% | 0.00% | 0.00% | 0.00% | 100.00%
12 | 0.60% | 0.20% | 0.40% | 0.00% | 99.40%
13 | 0.40% | 0.00% | 0.40% | 0.00% | 99.60%
14 | 0.60% | 0.20% | 0.40% | 0.00% | 99.40%
15 | 0.00% | 0.00% | 0.00% | 0.00% | 100.00%
-------------------------------------------------------
avg: 3.69% | 0.17% | 3.52% | 0.00% | 96.31%
Total IO
thread | bytes | I/Os | MB/s | I/O per s | AvgLat(ms) | LatStdDev | file
-------------------------------------------------------------------------------------------------------
0 | 15939403776 | 15201 | 3040.20 | 3040.20 | 1119.288 | 48662.826 | ./SEQ1M_Q8T1.dat (1073741824B)
-------------------------------------------------------------------------------------------------------
total: 15939403776 | 15201 | 3040.20 | 3040.20 | 1119.288 | 48662.826
Read IO
thread | bytes | I/Os | MB/s | I/O per s | AvgLat(ms) | LatStdDev | file
-------------------------------------------------------------------------------------------------------
0 | 0 | 0 | 0.00 | 0.00 | 0.000 | N/A | ./SEQ1M_Q8T1.dat (1073741824B)
-------------------------------------------------------------------------------------------------------
total: 0 | 0 | 0.00 | 0.00 | 0.000 | N/A
Write IO
thread | bytes | I/Os | MB/s | I/O per s | AvgLat(ms) | LatStdDev | file
-------------------------------------------------------------------------------------------------------
0 | 15939403776 | 15201 | 3040.20 | 3040.20 | 1119.288 | 48662.826 | ./SEQ1M_Q8T1.dat (1073741824B)
-------------------------------------------------------------------------------------------------------
total: 15939403776 | 15201 | 3040.20 | 3040.20 | 1119.288 | 48662.826
%-ile | Read (ms) | Write (ms) | Total (ms)
----------------------------------------------
min | N/A | 2.164 | 2.164
25th | N/A | 2.538 | 2.538
50th | N/A | 2.539 | 2.539
75th | N/A | 2.540 | 2.540
90th | N/A | 2.543 | 2.543
95th | N/A | 2.550 | 2.550
99th | N/A | 7.534 | 7.534
3-nines | N/A | 7.775 | 7.775
4-nines | N/A | 2121795.01 | 2121795.015
5-nines | N/A | 2121795.32 | 2121795.327
6-nines | N/A | 2121795.32 | 2121795.327
7-nines | N/A | 2121795.32 | 2121795.327
8-nines | N/A | 2121795.32 | 2121795.327
9-nines | N/A | 2121795.32 | 2121795.327
max | N/A | 2121795.32 | 2121795.327
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