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Okio BufferPerformanceBench runs - EC2 c3.8xlarge
Raw
cold-t12.log
# JMH 1.4.1 (released 12 days ago)
# VM invoker: /usr/lib/jvm/java-8-oracle/jre/bin/java
# VM options: <none>
# Warmup: 10 iterations, 10 s each
# Measurement: 5 iterations, 60 s each
# Timeout: 10 min per iteration
# Threads: 12 threads, will synchronize iterations
# Benchmark mode: Throughput, ops/time
# Benchmark: com.squareup.okio.benchmarks.BufferPerformanceBench.cold
# Parameters: (maxReadBytes = 1024, maxThinkMicros = 1000, maxWriteBytes = 1024, requestSize = 2048, responseFactor = 16)
# Processing profiler results: perf
Result: 2350805.069 ±(99.9%) 107295.129 ops/s [Average]
Statistics: (min, avg, max) = (1993162.949, 2350805.069, 2695308.060), stdev = 143235.928
Confidence interval (99.9%): [2243509.940, 2458100.198]
Perf stats:
--------------------------------------------------
821033.377169 task-clock (msec) # 2.050 CPUs utilized
16,740,658 context-switches # 0.020 M/sec
5,127 cpu-migrations # 0.006 K/sec
98,530 page-faults # 0.120 K/sec
<not supported> cycles
<not supported> stalled-cycles-frontend
<not supported> stalled-cycles-backend
<not supported> instructions
<not supported> branches
<not supported> branch-misses
<not supported> L1-dcache-loads
<not supported> L1-dcache-load-misses
<not supported> LLC-loads
<not supported> LLC-load-misses
<not supported> L1-icache-loads
<not supported> L1-icache-load-misses
<not supported> dTLB-loads
<not supported> dTLB-load-misses
<not supported> iTLB-loads
<not supported> iTLB-load-misses
<not supported> L1-dcache-prefetches
<not supported> L1-dcache-prefetch-misses
400.531991591 seconds time elapsed
825842.318111 task-clock (msec) # 2.062 CPUs utilized
16,006,434 context-switches # 0.019 M/sec
5,414 cpu-migrations # 0.007 K/sec
94,712 page-faults # 0.115 K/sec
<not supported> cycles
<not supported> stalled-cycles-frontend
<not supported> stalled-cycles-backend
<not supported> instructions
<not supported> branches
<not supported> branch-misses
<not supported> L1-dcache-loads
<not supported> L1-dcache-load-misses
<not supported> LLC-loads
<not supported> LLC-load-misses
<not supported> L1-icache-loads
<not supported> L1-icache-load-misses
<not supported> dTLB-loads
<not supported> dTLB-load-misses
<not supported> iTLB-loads
<not supported> iTLB-load-misses
<not supported> L1-dcache-prefetches
<not supported> L1-dcache-prefetch-misses
400.533662925 seconds time elapsed
839180.673373 task-clock (msec) # 2.095 CPUs utilized
16,387,763 context-switches # 0.020 M/sec
5,583 cpu-migrations # 0.007 K/sec
93,880 page-faults # 0.112 K/sec
<not supported> cycles
<not supported> stalled-cycles-frontend
<not supported> stalled-cycles-backend
<not supported> instructions
<not supported> branches
<not supported> branch-misses
<not supported> L1-dcache-loads
<not supported> L1-dcache-load-misses
<not supported> LLC-loads
<not supported> LLC-load-misses
<not supported> L1-icache-loads
<not supported> L1-icache-load-misses
<not supported> dTLB-loads
<not supported> dTLB-load-misses
<not supported> iTLB-loads
<not supported> iTLB-load-misses
<not supported> L1-dcache-prefetches
<not supported> L1-dcache-prefetch-misses
400.520185439 seconds time elapsed
838679.357467 task-clock (msec) # 2.094 CPUs utilized
15,307,926 context-switches # 0.018 M/sec
4,892 cpu-migrations # 0.006 K/sec
88,592 page-faults # 0.106 K/sec
<not supported> cycles
<not supported> stalled-cycles-frontend
<not supported> stalled-cycles-backend
<not supported> instructions
<not supported> branches
<not supported> branch-misses
<not supported> L1-dcache-loads
<not supported> L1-dcache-load-misses
<not supported> LLC-loads
<not supported> LLC-load-misses
<not supported> L1-icache-loads
<not supported> L1-icache-load-misses
<not supported> dTLB-loads
<not supported> dTLB-load-misses
<not supported> iTLB-loads
<not supported> iTLB-load-misses
<not supported> L1-dcache-prefetches
<not supported> L1-dcache-prefetch-misses
400.528152998 seconds time elapsed
824403.205642 task-clock (msec) # 2.058 CPUs utilized
15,752,025 context-switches # 0.019 M/sec
4,187 cpu-migrations # 0.005 K/sec
82,141 page-faults # 0.100 K/sec
<not supported> cycles
<not supported> stalled-cycles-frontend
<not supported> stalled-cycles-backend
<not supported> instructions
<not supported> branches
<not supported> branch-misses
<not supported> L1-dcache-loads
<not supported> L1-dcache-load-misses
<not supported> LLC-loads
<not supported> LLC-load-misses
<not supported> L1-icache-loads
<not supported> L1-icache-load-misses
<not supported> dTLB-loads
<not supported> dTLB-load-misses
<not supported> iTLB-loads
<not supported> iTLB-load-misses
<not supported> L1-dcache-prefetches
<not supported> L1-dcache-prefetch-misses
400.531606160 seconds time elapsed
Result "@gc.count.profiled": 58.000 counts [Sum]
Result "@gc.count.total": 16.000 counts [Maximum]
Result "@gc.time.profiled": 537.000 ms [Sum]
Result "@gc.time.total": 223.000 ms [Maximum]
Result "@rt.safepointSyncTime": 4340.723 ms [Maximum]
Result "@rt.safepointTime": 9317.420 ms [Maximum]
Result "@rt.safepoints": 37808.000 counts [Maximum]
Result "@rt.sync.contendedLockAttempts": 73739149.000 locks [Maximum]
Result "@rt.sync.fatMonitors": 640.000 monitors [Maximum]
Result "@rt.sync.futileWakeups": 27443882.000 counts [Maximum]
Result "@rt.sync.monitorDeflations": 126.000 monitors [Maximum]
Result "@rt.sync.monitorInflations": 130.000 monitors [Maximum]
Result "@rt.sync.notifications": 75.000 counts [Maximum]
Result "@rt.sync.parks": 35170174.000 counts [Maximum]
Stack profiler:
....[Thread state distributions]....................................................................
71.8% TIMED_WAITING
20.1% RUNNABLE
8.2% BLOCKED
....[Thread state: TIMED_WAITING]...................................................................
71.8% 100.0% java.lang.Thread.sleep
....[Thread state: RUNNABLE]........................................................................
14.1% 70.1% okio.SegmentPool.recycle
5.8% 29.1% okio.SegmentPool.take
0.1% 0.7% java.lang.Thread.sleep
0.0% 0.1% okio.Buffer.write
0.0% 0.0% okio.Buffer.skip
0.0% 0.0% okio.Segment.<init>
0.0% 0.0% com.squareup.okio.benchmarks.BufferPerformanceBench$BufferState.writeChunked
0.0% 0.0% okio.Buffer.clear
0.0% 0.0% com.squareup.okio.benchmarks.generated.BufferPerformanceBench_cold.thinkReadHot_thrpt_jmhStub
0.0% 0.0% org.openjdk.jmh.runner.InfraControlL2.announceWarmdownReady
....[Thread state: BLOCKED].........................................................................
5.2% 63.5% okio.SegmentPool.recycle
3.0% 36.5% okio.SegmentPool.take
Result "thinkReadHot": 2219022.603 ±(99.9%) 105973.069 ops/s [Average]
Statistics: (min, avg, max) = (1856888.625, 2219022.603, 2553000.469), stdev = 141471.016
Confidence interval (99.9%): [2113049.533, 2324995.672]
Result "thinkWriteCold": 131782.466 ±(99.9%) 5057.317 ops/s [Average]
Statistics: (min, avg, max) = (121071.338, 131782.466, 147864.105), stdev = 6751.374
Confidence interval (99.9%): [126725.149, 136839.784]
# Run complete. Total time: 00:33:22
Benchmark (maxReadBytes) (maxThinkMicros) (maxWriteBytes) (requestSize) (responseFactor) Mode Samples Score Error Units
c.s.o.b.BufferPerformanceBench.cold 1024 1000 1024 2048 16 thrpt 25 2350805.069 ± 107295.129 ops/s
c.s.o.b.BufferPerformanceBench.cold:@cpi 1024 1000 1024 2048 16 thrpt 1 NaN ± NaN CPI
c.s.o.b.BufferPerformanceBench.cold:@gc.count.profiled 1024 1000 1024 2048 16 thrpt 25 58.000 ± NaN counts
c.s.o.b.BufferPerformanceBench.cold:@gc.count.total 1024 1000 1024 2048 16 thrpt 25 16.000 ± NaN counts
c.s.o.b.BufferPerformanceBench.cold:@gc.time.profiled 1024 1000 1024 2048 16 thrpt 25 537.000 ± NaN ms
c.s.o.b.BufferPerformanceBench.cold:@gc.time.total 1024 1000 1024 2048 16 thrpt 25 223.000 ± NaN ms
c.s.o.b.BufferPerformanceBench.cold:@rt.safepointSyncTime 1024 1000 1024 2048 16 thrpt 25 4340.723 ± NaN ms
c.s.o.b.BufferPerformanceBench.cold:@rt.safepointTime 1024 1000 1024 2048 16 thrpt 25 9317.420 ± NaN ms
c.s.o.b.BufferPerformanceBench.cold:@rt.safepoints 1024 1000 1024 2048 16 thrpt 25 37808.000 ± NaN counts
c.s.o.b.BufferPerformanceBench.cold:@rt.sync.contendedLockAttempts 1024 1000 1024 2048 16 thrpt 25 73739149.000 ± NaN locks
c.s.o.b.BufferPerformanceBench.cold:@rt.sync.fatMonitors 1024 1000 1024 2048 16 thrpt 25 640.000 ± NaN monitors
c.s.o.b.BufferPerformanceBench.cold:@rt.sync.futileWakeups 1024 1000 1024 2048 16 thrpt 25 27443882.000 ± NaN counts
c.s.o.b.BufferPerformanceBench.cold:@rt.sync.monitorDeflations 1024 1000 1024 2048 16 thrpt 25 126.000 ± NaN monitors
c.s.o.b.BufferPerformanceBench.cold:@rt.sync.monitorInflations 1024 1000 1024 2048 16 thrpt 25 130.000 ± NaN monitors
c.s.o.b.BufferPerformanceBench.cold:@rt.sync.notifications 1024 1000 1024 2048 16 thrpt 25 75.000 ± NaN counts
c.s.o.b.BufferPerformanceBench.cold:@rt.sync.parks 1024 1000 1024 2048 16 thrpt 25 35170174.000 ± NaN counts
c.s.o.b.BufferPerformanceBench.cold:@stack 1024 1000 1024 2048 16 thrpt 1 NaN ± NaN ---
c.s.o.b.BufferPerformanceBench.cold:thinkReadHot 1024 1000 1024 2048 16 thrpt 25 2219022.603 ± 105973.069 ops/s
c.s.o.b.BufferPerformanceBench.cold:thinkWriteCold 1024 1000 1024 2048 16 thrpt 25 131782.466 ± 5057.317 ops/s
Benchmark result is saved to cold-t12.csv
Raw
cold-t16.log
# JMH 1.4.1 (released 10 days ago)
# VM invoker: /usr/lib/jvm/java-8-oracle/jre/bin/java
# VM options: <none>
# Warmup: 10 iterations, 10 s each
# Measurement: 5 iterations, 60 s each
# Timeout: 10 min per iteration
# Threads: 16 threads, will synchronize iterations
# Benchmark mode: Throughput, ops/time
# Benchmark: com.squareup.okio.benchmarks.BufferPerformanceBench.cold
# Parameters: (maxReadBytes = 1024, maxThinkMicros = 1000, maxWriteBytes = 1024, requestSize = 2048, responseFactor = 16)
# Processing profiler results: perf
Result: 2086796.772 ±(99.9%) 106143.116 ops/s [Average]
Statistics: (min, avg, max) = (1895213.041, 2086796.772, 2380567.221), stdev = 141698.023
Confidence interval (99.9%): [1980653.656, 2192939.888]
Perf stats:
--------------------------------------------------
857748.717395 task-clock (msec) # 2.142 CPUs utilized
20,858,282 context-switches # 0.024 M/sec
29,769 cpu-migrations # 0.035 K/sec
112,644 page-faults # 0.131 K/sec
<not supported> cycles
<not supported> stalled-cycles-frontend
<not supported> stalled-cycles-backend
<not supported> instructions
<not supported> branches
<not supported> branch-misses
<not supported> L1-dcache-loads
<not supported> L1-dcache-load-misses
<not supported> LLC-loads
<not supported> LLC-load-misses
<not supported> L1-icache-loads
<not supported> L1-icache-load-misses
<not supported> dTLB-loads
<not supported> dTLB-load-misses
<not supported> iTLB-loads
<not supported> iTLB-load-misses
<not supported> L1-dcache-prefetches
<not supported> L1-dcache-prefetch-misses
400.536008245 seconds time elapsed
861752.951202 task-clock (msec) # 2.152 CPUs utilized
19,710,806 context-switches # 0.023 M/sec
20,318 cpu-migrations # 0.024 K/sec
93,754 page-faults # 0.109 K/sec
<not supported> cycles
<not supported> stalled-cycles-frontend
<not supported> stalled-cycles-backend
<not supported> instructions
<not supported> branches
<not supported> branch-misses
<not supported> L1-dcache-loads
<not supported> L1-dcache-load-misses
<not supported> LLC-loads
<not supported> LLC-load-misses
<not supported> L1-icache-loads
<not supported> L1-icache-load-misses
<not supported> dTLB-loads
<not supported> dTLB-load-misses
<not supported> iTLB-loads
<not supported> iTLB-load-misses
<not supported> L1-dcache-prefetches
<not supported> L1-dcache-prefetch-misses
400.528278547 seconds time elapsed
872010.835309 task-clock (msec) # 2.177 CPUs utilized
20,290,418 context-switches # 0.023 M/sec
23,899 cpu-migrations # 0.027 K/sec
91,497 page-faults # 0.105 K/sec
<not supported> cycles
<not supported> stalled-cycles-frontend
<not supported> stalled-cycles-backend
<not supported> instructions
<not supported> branches
<not supported> branch-misses
<not supported> L1-dcache-loads
<not supported> L1-dcache-load-misses
<not supported> LLC-loads
<not supported> LLC-load-misses
<not supported> L1-icache-loads
<not supported> L1-icache-load-misses
<not supported> dTLB-loads
<not supported> dTLB-load-misses
<not supported> iTLB-loads
<not supported> iTLB-load-misses
<not supported> L1-dcache-prefetches
<not supported> L1-dcache-prefetch-misses
400.529323329 seconds time elapsed
907069.146230 task-clock (msec) # 2.265 CPUs utilized
20,352,439 context-switches # 0.022 M/sec
16,118 cpu-migrations # 0.018 K/sec
85,021 page-faults # 0.094 K/sec
<not supported> cycles
<not supported> stalled-cycles-frontend
<not supported> stalled-cycles-backend
<not supported> instructions
<not supported> branches
<not supported> branch-misses
<not supported> L1-dcache-loads
<not supported> L1-dcache-load-misses
<not supported> LLC-loads
<not supported> LLC-load-misses
<not supported> L1-icache-loads
<not supported> L1-icache-load-misses
<not supported> dTLB-loads
<not supported> dTLB-load-misses
<not supported> iTLB-loads
<not supported> iTLB-load-misses
<not supported> L1-dcache-prefetches
<not supported> L1-dcache-prefetch-misses
400.519868953 seconds time elapsed
870896.658605 task-clock (msec) # 2.174 CPUs utilized
20,675,171 context-switches # 0.024 M/sec
23,044 cpu-migrations # 0.026 K/sec
105,530 page-faults # 0.121 K/sec
<not supported> cycles
<not supported> stalled-cycles-frontend
<not supported> stalled-cycles-backend
<not supported> instructions
<not supported> branches
<not supported> branch-misses
<not supported> L1-dcache-loads
<not supported> L1-dcache-load-misses
<not supported> LLC-loads
<not supported> LLC-load-misses
<not supported> L1-icache-loads
<not supported> L1-icache-load-misses
<not supported> dTLB-loads
<not supported> dTLB-load-misses
<not supported> iTLB-loads
<not supported> iTLB-load-misses
<not supported> L1-dcache-prefetches
<not supported> L1-dcache-prefetch-misses
400.520527545 seconds time elapsed
Result "@gc.count.profiled": 180.000 counts [Sum]
Result "@gc.count.total": 49.000 counts [Maximum]
Result "@gc.time.profiled": 2600.000 ms [Sum]
Result "@gc.time.total": 719.000 ms [Maximum]
Result "@rt.safepointSyncTime": 5009.781 ms [Maximum]
Result "@rt.safepointTime": 11516.480 ms [Maximum]
Result "@rt.safepoints": 37436.000 counts [Maximum]
Result "@rt.sync.contendedLockAttempts": 67808882.000 locks [Maximum]
Result "@rt.sync.fatMonitors": 768.000 monitors [Maximum]
Result "@rt.sync.futileWakeups": 20422707.000 counts [Maximum]
Result "@rt.sync.monitorDeflations": 126.000 monitors [Maximum]
Result "@rt.sync.monitorInflations": 130.000 monitors [Maximum]
Result "@rt.sync.notifications": 87.000 counts [Maximum]
Result "@rt.sync.parks": 26764390.000 counts [Maximum]
Stack profiler:
....[Thread state distributions]....................................................................
69.4% TIMED_WAITING
16.2% RUNNABLE
14.4% BLOCKED
....[Thread state: TIMED_WAITING]...................................................................
69.4% 100.0% java.lang.Thread.sleep
....[Thread state: RUNNABLE]........................................................................
9.6% 59.4% okio.SegmentPool.recycle
6.4% 39.5% okio.SegmentPool.take
0.2% 1.0% java.lang.Thread.sleep
0.0% 0.0% okio.Segment.<init>
0.0% 0.0% okio.Buffer.write
0.0% 0.0% okio.Buffer.skip
0.0% 0.0% java.lang.Thread.interrupted
0.0% 0.0% sun.misc.Unsafe.compareAndSwapInt
0.0% 0.0% java.lang.Thread.isInterrupted
....[Thread state: BLOCKED].........................................................................
7.5% 51.9% okio.SegmentPool.recycle
6.9% 48.1% okio.SegmentPool.take
Result "thinkReadHot": 1957720.771 ±(99.9%) 103465.233 ops/s [Average]
Statistics: (min, avg, max) = (1758129.192, 1957720.771, 2235091.290), stdev = 138123.125
Confidence interval (99.9%): [1854255.539, 2061186.004]
Result "thinkWriteCold": 129076.001 ±(99.9%) 7048.689 ops/s [Average]
Statistics: (min, avg, max) = (113998.043, 129076.001, 153244.175), stdev = 9409.798
Confidence interval (99.9%): [122027.312, 136124.689]
# Run complete. Total time: 00:33:22
Benchmark (maxReadBytes) (maxThinkMicros) (maxWriteBytes) (requestSize) (responseFactor) Mode Samples Score Error Units
c.s.o.b.BufferPerformanceBench.cold 1024 1000 1024 2048 16 thrpt 25 2086796.772 ± 106143.116 ops/s
c.s.o.b.BufferPerformanceBench.cold:@cpi 1024 1000 1024 2048 16 thrpt 1 NaN ± NaN CPI
c.s.o.b.BufferPerformanceBench.cold:@gc.count.profiled 1024 1000 1024 2048 16 thrpt 25 180.000 ± NaN counts
c.s.o.b.BufferPerformanceBench.cold:@gc.count.total 1024 1000 1024 2048 16 thrpt 25 49.000 ± NaN counts
c.s.o.b.BufferPerformanceBench.cold:@gc.time.profiled 1024 1000 1024 2048 16 thrpt 25 2600.000 ± NaN ms
c.s.o.b.BufferPerformanceBench.cold:@gc.time.total 1024 1000 1024 2048 16 thrpt 25 719.000 ± NaN ms
c.s.o.b.BufferPerformanceBench.cold:@rt.safepointSyncTime 1024 1000 1024 2048 16 thrpt 25 5009.781 ± NaN ms
c.s.o.b.BufferPerformanceBench.cold:@rt.safepointTime 1024 1000 1024 2048 16 thrpt 25 11516.480 ± NaN ms
c.s.o.b.BufferPerformanceBench.cold:@rt.safepoints 1024 1000 1024 2048 16 thrpt 25 37436.000 ± NaN counts
c.s.o.b.BufferPerformanceBench.cold:@rt.sync.contendedLockAttempts 1024 1000 1024 2048 16 thrpt 25 67808882.000 ± NaN locks
c.s.o.b.BufferPerformanceBench.cold:@rt.sync.fatMonitors 1024 1000 1024 2048 16 thrpt 25 768.000 ± NaN monitors
c.s.o.b.BufferPerformanceBench.cold:@rt.sync.futileWakeups 1024 1000 1024 2048 16 thrpt 25 20422707.000 ± NaN counts
c.s.o.b.BufferPerformanceBench.cold:@rt.sync.monitorDeflations 1024 1000 1024 2048 16 thrpt 25 126.000 ± NaN monitors
c.s.o.b.BufferPerformanceBench.cold:@rt.sync.monitorInflations 1024 1000 1024 2048 16 thrpt 25 130.000 ± NaN monitors
c.s.o.b.BufferPerformanceBench.cold:@rt.sync.notifications 1024 1000 1024 2048 16 thrpt 25 87.000 ± NaN counts
c.s.o.b.BufferPerformanceBench.cold:@rt.sync.parks 1024 1000 1024 2048 16 thrpt 25 26764390.000 ± NaN counts
c.s.o.b.BufferPerformanceBench.cold:@stack 1024 1000 1024 2048 16 thrpt 1 NaN ± NaN ---
c.s.o.b.BufferPerformanceBench.cold:thinkReadHot 1024 1000 1024 2048 16 thrpt 25 1957720.771 ± 103465.233 ops/s
c.s.o.b.BufferPerformanceBench.cold:thinkWriteCold 1024 1000 1024 2048 16 thrpt 25 129076.001 ± 7048.689 ops/s
Benchmark result is saved to cold-t16.csv
Raw
cold-t32.log
# JMH 1.4.1 (released 10 days ago)
# VM invoker: /usr/lib/jvm/java-8-oracle/jre/bin/java
# VM options: <none>
# Warmup: 10 iterations, 10 s each
# Measurement: 5 iterations, 60 s each
# Timeout: 10 min per iteration
# Threads: 32 threads, will synchronize iterations
# Benchmark mode: Throughput, ops/time
# Benchmark: com.squareup.okio.benchmarks.BufferPerformanceBench.cold
# Parameters: (maxReadBytes = 1024, maxThinkMicros = 1000, maxWriteBytes = 1024, requestSize = 2048, responseFactor = 16)
# Processing profiler results: perf
Result: 1959000.309 ±(99.9%) 60041.227 ops/s [Average]
Statistics: (min, avg, max) = (1778315.414, 1959000.309, 2119005.392), stdev = 80153.321
Confidence interval (99.9%): [1898959.081, 2019041.536]
Perf stats:
--------------------------------------------------
872440.811814 task-clock (msec) # 2.178 CPUs utilized
21,822,385 context-switches # 0.025 M/sec
443,843 cpu-migrations # 0.509 K/sec
166,390 page-faults # 0.191 K/sec
<not supported> cycles
<not supported> stalled-cycles-frontend
<not supported> stalled-cycles-backend
<not supported> instructions
<not supported> branches
<not supported> branch-misses
<not supported> L1-dcache-loads
<not supported> L1-dcache-load-misses
<not supported> LLC-loads
<not supported> LLC-load-misses
<not supported> L1-icache-loads
<not supported> L1-icache-load-misses
<not supported> dTLB-loads
<not supported> dTLB-load-misses
<not supported> iTLB-loads
<not supported> iTLB-load-misses
<not supported> L1-dcache-prefetches
<not supported> L1-dcache-prefetch-misses
400.653257556 seconds time elapsed
853732.504692 task-clock (msec) # 2.131 CPUs utilized
21,169,779 context-switches # 0.025 M/sec
384,912 cpu-migrations # 0.451 K/sec
146,698 page-faults # 0.172 K/sec
<not supported> cycles
<not supported> stalled-cycles-frontend
<not supported> stalled-cycles-backend
<not supported> instructions
<not supported> branches
<not supported> branch-misses
<not supported> L1-dcache-loads
<not supported> L1-dcache-load-misses
<not supported> LLC-loads
<not supported> LLC-load-misses
<not supported> L1-icache-loads
<not supported> L1-icache-load-misses
<not supported> dTLB-loads
<not supported> dTLB-load-misses
<not supported> iTLB-loads
<not supported> iTLB-load-misses
<not supported> L1-dcache-prefetches
<not supported> L1-dcache-prefetch-misses
400.580599471 seconds time elapsed
865657.184753 task-clock (msec) # 2.161 CPUs utilized
21,314,686 context-switches # 0.025 M/sec
356,212 cpu-migrations # 0.411 K/sec
137,700 page-faults # 0.159 K/sec
<not supported> cycles
<not supported> stalled-cycles-frontend
<not supported> stalled-cycles-backend
<not supported> instructions
<not supported> branches
<not supported> branch-misses
<not supported> L1-dcache-loads
<not supported> L1-dcache-load-misses
<not supported> LLC-loads
<not supported> LLC-load-misses
<not supported> L1-icache-loads
<not supported> L1-icache-load-misses
<not supported> dTLB-loads
<not supported> dTLB-load-misses
<not supported> iTLB-loads
<not supported> iTLB-load-misses
<not supported> L1-dcache-prefetches
<not supported> L1-dcache-prefetch-misses
400.571569802 seconds time elapsed
866388.999239 task-clock (msec) # 2.163 CPUs utilized
22,223,692 context-switches # 0.026 M/sec
376,874 cpu-migrations # 0.435 K/sec
123,805 page-faults # 0.143 K/sec
<not supported> cycles
<not supported> stalled-cycles-frontend
<not supported> stalled-cycles-backend
<not supported> instructions
<not supported> branches
<not supported> branch-misses
<not supported> L1-dcache-loads
<not supported> L1-dcache-load-misses
<not supported> LLC-loads
<not supported> LLC-load-misses
<not supported> L1-icache-loads
<not supported> L1-icache-load-misses
<not supported> dTLB-loads
<not supported> dTLB-load-misses
<not supported> iTLB-loads
<not supported> iTLB-load-misses
<not supported> L1-dcache-prefetches
<not supported> L1-dcache-prefetch-misses
400.597140599 seconds time elapsed
907498.148347 task-clock (msec) # 2.266 CPUs utilized
21,521,899 context-switches # 0.024 M/sec
396,652 cpu-migrations # 0.437 K/sec
165,308 page-faults # 0.182 K/sec
<not supported> cycles
<not supported> stalled-cycles-frontend
<not supported> stalled-cycles-backend
<not supported> instructions
<not supported> branches
<not supported> branch-misses
<not supported> L1-dcache-loads
<not supported> L1-dcache-load-misses
<not supported> LLC-loads
<not supported> LLC-load-misses
<not supported> L1-icache-loads
<not supported> L1-icache-load-misses
<not supported> dTLB-loads
<not supported> dTLB-load-misses
<not supported> iTLB-loads
<not supported> iTLB-load-misses
<not supported> L1-dcache-prefetches
<not supported> L1-dcache-prefetch-misses
400.566170542 seconds time elapsed
Result "@gc.count.profiled": 759.000 counts [Sum]
Result "@gc.count.total": 213.000 counts [Maximum]
Result "@gc.time.profiled": 8434.000 ms [Sum]
Result "@gc.time.total": 2219.000 ms [Maximum]
Result "@rt.safepointSyncTime": 7206.748 ms [Maximum]
Result "@rt.safepointTime": 20270.508 ms [Maximum]
Result "@rt.safepoints": 36044.000 counts [Maximum]
Result "@rt.sync.contendedLockAttempts": 61431210.000 locks [Maximum]
Result "@rt.sync.fatMonitors": 896.000 monitors [Maximum]
Result "@rt.sync.futileWakeups": 16450251.000 counts [Maximum]
Result "@rt.sync.monitorDeflations": 126.000 monitors [Maximum]
Result "@rt.sync.monitorInflations": 130.000 monitors [Maximum]
Result "@rt.sync.notifications": 128.000 counts [Maximum]
Result "@rt.sync.parks": 23728889.000 counts [Maximum]
Stack profiler:
....[Thread state distributions]....................................................................
63.8% TIMED_WAITING
28.0% BLOCKED
8.2% RUNNABLE
....[Thread state: TIMED_WAITING]...................................................................
63.8% 100.0% java.lang.Thread.sleep
....[Thread state: BLOCKED].........................................................................
14.2% 51.0% okio.SegmentPool.take
13.7% 49.0% okio.SegmentPool.recycle
0.0% 0.0% okio.Segment.<init>
....[Thread state: RUNNABLE]........................................................................
4.5% 55.2% okio.SegmentPool.recycle
3.5% 42.1% okio.SegmentPool.take
0.2% 2.4% java.lang.Thread.sleep
0.0% 0.2% okio.Segment.<init>
0.0% 0.0% okio.Buffer.write
0.0% 0.0% okio.Buffer.skip
0.0% 0.0% java.lang.Thread.isInterrupted
0.0% 0.0% sun.misc.Unsafe.park
0.0% 0.0% com.squareup.okio.benchmarks.generated.BufferPerformanceBench_cold.thinkReadHot_thrpt_jmhStub
Result "thinkReadHot": 1851920.691 ±(99.9%) 59460.097 ops/s [Average]
Statistics: (min, avg, max) = (1667659.577, 1851920.691, 2008910.413), stdev = 79377.528
Confidence interval (99.9%): [1792460.594, 1911380.788]
Result "thinkWriteCold": 107079.618 ±(99.9%) 2000.500 ops/s [Average]
Statistics: (min, avg, max) = (102944.161, 107079.618, 112956.938), stdev = 2670.610
Confidence interval (99.9%): [105079.118, 109080.118]
# Run complete. Total time: 00:33:23
Benchmark (maxReadBytes) (maxThinkMicros) (maxWriteBytes) (requestSize) (responseFactor) Mode Samples Score Error Units
c.s.o.b.BufferPerformanceBench.cold 1024 1000 1024 2048 16 thrpt 25 1959000.309 ± 60041.227 ops/s
c.s.o.b.BufferPerformanceBench.cold:@cpi 1024 1000 1024 2048 16 thrpt 1 NaN ± NaN CPI
c.s.o.b.BufferPerformanceBench.cold:@gc.count.profiled 1024 1000 1024 2048 16 thrpt 25 759.000 ± NaN counts
c.s.o.b.BufferPerformanceBench.cold:@gc.count.total 1024 1000 1024 2048 16 thrpt 25 213.000 ± NaN counts
c.s.o.b.BufferPerformanceBench.cold:@gc.time.profiled 1024 1000 1024 2048 16 thrpt 25 8434.000 ± NaN ms
c.s.o.b.BufferPerformanceBench.cold:@gc.time.total 1024 1000 1024 2048 16 thrpt 25 2219.000 ± NaN ms
c.s.o.b.BufferPerformanceBench.cold:@rt.safepointSyncTime 1024 1000 1024 2048 16 thrpt 25 7206.748 ± NaN ms
c.s.o.b.BufferPerformanceBench.cold:@rt.safepointTime 1024 1000 1024 2048 16 thrpt 25 20270.508 ± NaN ms
c.s.o.b.BufferPerformanceBench.cold:@rt.safepoints 1024 1000 1024 2048 16 thrpt 25 36044.000 ± NaN counts
c.s.o.b.BufferPerformanceBench.cold:@rt.sync.contendedLockAttempts 1024 1000 1024 2048 16 thrpt 25 61431210.000 ± NaN locks
c.s.o.b.BufferPerformanceBench.cold:@rt.sync.fatMonitors 1024 1000 1024 2048 16 thrpt 25 896.000 ± NaN monitors
c.s.o.b.BufferPerformanceBench.cold:@rt.sync.futileWakeups 1024 1000 1024 2048 16 thrpt 25 16450251.000 ± NaN counts
c.s.o.b.BufferPerformanceBench.cold:@rt.sync.monitorDeflations 1024 1000 1024 2048 16 thrpt 25 126.000 ± NaN monitors
c.s.o.b.BufferPerformanceBench.cold:@rt.sync.monitorInflations 1024 1000 1024 2048 16 thrpt 25 130.000 ± NaN monitors
c.s.o.b.BufferPerformanceBench.cold:@rt.sync.notifications 1024 1000 1024 2048 16 thrpt 25 128.000 ± NaN counts
c.s.o.b.BufferPerformanceBench.cold:@rt.sync.parks 1024 1000 1024 2048 16 thrpt 25 23728889.000 ± NaN counts
c.s.o.b.BufferPerformanceBench.cold:@stack 1024 1000 1024 2048 16 thrpt 1 NaN ± NaN ---
c.s.o.b.BufferPerformanceBench.cold:thinkReadHot 1024 1000 1024 2048 16 thrpt 25 1851920.691 ± 59460.097 ops/s
c.s.o.b.BufferPerformanceBench.cold:thinkWriteCold 1024 1000 1024 2048 16 thrpt 25 107079.618 ± 2000.500 ops/s
Benchmark result is saved to cold-t32.csv
Raw
cold-t8.log
# JMH 1.4.1 (released 10 days ago)
# VM invoker: /usr/lib/jvm/java-8-oracle/jre/bin/java
# VM options: <none>
# Warmup: 10 iterations, 10 s each
# Measurement: 5 iterations, 60 s each
# Timeout: 10 min per iteration
# Threads: 8 threads, will synchronize iterations
# Benchmark mode: Throughput, ops/time
# Benchmark: com.squareup.okio.benchmarks.BufferPerformanceBench.cold
# Parameters: (maxReadBytes = 1024, maxThinkMicros = 1000, maxWriteBytes = 1024, requestSize = 2048, responseFactor = 16)
# Processing profiler results: perf
Result: 2490356.719 ±(99.9%) 342213.413 ops/s [Average]
Statistics: (min, avg, max) = (1889360.419, 2490356.719, 3756462.032), stdev = 456845.116
Confidence interval (99.9%): [2148143.306, 2832570.132]
Perf stats:
--------------------------------------------------
659660.022212 task-clock (msec) # 1.647 CPUs utilized
4,179,110 context-switches # 0.006 M/sec
2,220 cpu-migrations # 0.003 K/sec
72,417 page-faults # 0.110 K/sec
<not supported> cycles
<not supported> stalled-cycles-frontend
<not supported> stalled-cycles-backend
<not supported> instructions
<not supported> branches
<not supported> branch-misses
<not supported> L1-dcache-loads
<not supported> L1-dcache-load-misses
<not supported> LLC-loads
<not supported> LLC-load-misses
<not supported> L1-icache-loads
<not supported> L1-icache-load-misses
<not supported> dTLB-loads
<not supported> dTLB-load-misses
<not supported> iTLB-loads
<not supported> iTLB-load-misses
<not supported> L1-dcache-prefetches
<not supported> L1-dcache-prefetch-misses
400.520468992 seconds time elapsed
656665.210952 task-clock (msec) # 1.640 CPUs utilized
4,381,596 context-switches # 0.007 M/sec
1,834 cpu-migrations # 0.003 K/sec
74,288 page-faults # 0.113 K/sec
<not supported> cycles
<not supported> stalled-cycles-frontend
<not supported> stalled-cycles-backend
<not supported> instructions
<not supported> branches
<not supported> branch-misses
<not supported> L1-dcache-loads
<not supported> L1-dcache-load-misses
<not supported> LLC-loads
<not supported> LLC-load-misses
<not supported> L1-icache-loads
<not supported> L1-icache-load-misses
<not supported> dTLB-loads
<not supported> dTLB-load-misses
<not supported> iTLB-loads
<not supported> iTLB-load-misses
<not supported> L1-dcache-prefetches
<not supported> L1-dcache-prefetch-misses
400.516947264 seconds time elapsed
658639.457273 task-clock (msec) # 1.645 CPUs utilized
4,316,557 context-switches # 0.007 M/sec
1,278 cpu-migrations # 0.002 K/sec
56,854 page-faults # 0.086 K/sec
<not supported> cycles
<not supported> stalled-cycles-frontend
<not supported> stalled-cycles-backend
<not supported> instructions
<not supported> branches
<not supported> branch-misses
<not supported> L1-dcache-loads
<not supported> L1-dcache-load-misses
<not supported> LLC-loads
<not supported> LLC-load-misses
<not supported> L1-icache-loads
<not supported> L1-icache-load-misses
<not supported> dTLB-loads
<not supported> dTLB-load-misses
<not supported> iTLB-loads
<not supported> iTLB-load-misses
<not supported> L1-dcache-prefetches
<not supported> L1-dcache-prefetch-misses
400.503966453 seconds time elapsed
657402.332601 task-clock (msec) # 1.641 CPUs utilized
4,334,529 context-switches # 0.007 M/sec
1,317 cpu-migrations # 0.002 K/sec
91,403 page-faults # 0.139 K/sec
<not supported> cycles
<not supported> stalled-cycles-frontend
<not supported> stalled-cycles-backend
<not supported> instructions
<not supported> branches
<not supported> branch-misses
<not supported> L1-dcache-loads
<not supported> L1-dcache-load-misses
<not supported> LLC-loads
<not supported> LLC-load-misses
<not supported> L1-icache-loads
<not supported> L1-icache-load-misses
<not supported> dTLB-loads
<not supported> dTLB-load-misses
<not supported> iTLB-loads
<not supported> iTLB-load-misses
<not supported> L1-dcache-prefetches
<not supported> L1-dcache-prefetch-misses
400.510074092 seconds time elapsed
658584.804861 task-clock (msec) # 1.644 CPUs utilized
4,163,652 context-switches # 0.006 M/sec
971 cpu-migrations # 0.001 K/sec
57,471 page-faults # 0.087 K/sec
<not supported> cycles
<not supported> stalled-cycles-frontend
<not supported> stalled-cycles-backend
<not supported> instructions
<not supported> branches
<not supported> branch-misses
<not supported> L1-dcache-loads
<not supported> L1-dcache-load-misses
<not supported> LLC-loads
<not supported> LLC-load-misses
<not supported> L1-icache-loads
<not supported> L1-icache-load-misses
<not supported> dTLB-loads
<not supported> dTLB-load-misses
<not supported> iTLB-loads
<not supported> iTLB-load-misses
<not supported> L1-dcache-prefetches
<not supported> L1-dcache-prefetch-misses
400.514355743 seconds time elapsed
Result "@gc.count.profiled": 21.000 counts [Sum]
Result "@gc.count.total": 6.000 counts [Maximum]
Result "@gc.time.profiled": 135.000 ms [Sum]
Result "@gc.time.total": 50.000 ms [Maximum]
Result "@rt.safepointSyncTime": 3564.745 ms [Maximum]
Result "@rt.safepointTime": 7213.499 ms [Maximum]
Result "@rt.safepoints": 38212.000 counts [Maximum]
Result "@rt.sync.contendedLockAttempts": 24812672.000 locks [Maximum]
Result "@rt.sync.fatMonitors": 384.000 monitors [Maximum]
Result "@rt.sync.futileWakeups": 4178366.000 counts [Maximum]
Result "@rt.sync.monitorDeflations": 126.000 monitors [Maximum]
Result "@rt.sync.monitorInflations": 130.000 monitors [Maximum]
Result "@rt.sync.notifications": 62.000 counts [Maximum]
Result "@rt.sync.parks": 6734092.000 counts [Maximum]
Stack profiler:
....[Thread state distributions]....................................................................
72.7% TIMED_WAITING
26.0% RUNNABLE
1.3% BLOCKED
....[Thread state: TIMED_WAITING]...................................................................
72.7% 100.0% java.lang.Thread.sleep
....[Thread state: RUNNABLE]........................................................................
21.4% 82.4% okio.SegmentPool.recycle
4.1% 15.6% okio.SegmentPool.take
0.3% 1.2% okio.Buffer.write
0.1% 0.5% java.lang.Thread.sleep
0.1% 0.3% okio.Buffer.skip
0.0% 0.0% com.squareup.okio.benchmarks.BufferPerformanceBench$BufferState.writeChunked
0.0% 0.0% com.squareup.okio.benchmarks.BufferPerformanceBench$BufferState.receive
0.0% 0.0% com.squareup.okio.benchmarks.generated.BufferPerformanceBench_cold.thinkReadHot_thrpt_jmhStub
0.0% 0.0% com.squareup.okio.benchmarks.BufferPerformanceBench.thinkReadHot
0.0% 0.0% org.openjdk.jmh.runner.InfraControl.announceWarmdownReady
....[Thread state: BLOCKED].........................................................................
0.8% 59.7% okio.SegmentPool.take
0.5% 40.3% okio.SegmentPool.recycle
Result "thinkReadHot": 2378197.598 ±(99.9%) 338140.078 ops/s [Average]
Statistics: (min, avg, max) = (1783250.263, 2378197.598, 3628452.365), stdev = 451407.330
Confidence interval (99.9%): [2040057.519, 2716337.676]
Result "thinkWriteCold": 112159.121 ±(99.9%) 6788.694 ops/s [Average]
Statistics: (min, avg, max) = (99871.178, 112159.121, 131972.047), stdev = 9062.712
Confidence interval (99.9%): [105370.428, 118947.815]
# Run complete. Total time: 00:33:22
Benchmark (maxReadBytes) (maxThinkMicros) (maxWriteBytes) (requestSize) (responseFactor) Mode Samples Score Error Units
c.s.o.b.BufferPerformanceBench.cold 1024 1000 1024 2048 16 thrpt 25 2490356.719 ± 342213.413 ops/s
c.s.o.b.BufferPerformanceBench.cold:@cpi 1024 1000 1024 2048 16 thrpt 1 NaN ± NaN CPI
c.s.o.b.BufferPerformanceBench.cold:@gc.count.profiled 1024 1000 1024 2048 16 thrpt 25 21.000 ± NaN counts
c.s.o.b.BufferPerformanceBench.cold:@gc.count.total 1024 1000 1024 2048 16 thrpt 25 6.000 ± NaN counts
c.s.o.b.BufferPerformanceBench.cold:@gc.time.profiled 1024 1000 1024 2048 16 thrpt 25 135.000 ± NaN ms
c.s.o.b.BufferPerformanceBench.cold:@gc.time.total 1024 1000 1024 2048 16 thrpt 25 50.000 ± NaN ms
c.s.o.b.BufferPerformanceBench.cold:@rt.safepointSyncTime 1024 1000 1024 2048 16 thrpt 25 3564.745 ± NaN ms
c.s.o.b.BufferPerformanceBench.cold:@rt.safepointTime 1024 1000 1024 2048 16 thrpt 25 7213.499 ± NaN ms
c.s.o.b.BufferPerformanceBench.cold:@rt.safepoints 1024 1000 1024 2048 16 thrpt 25 38212.000 ± NaN counts
c.s.o.b.BufferPerformanceBench.cold:@rt.sync.contendedLockAttempts 1024 1000 1024 2048 16 thrpt 25 24812672.000 ± NaN locks
c.s.o.b.BufferPerformanceBench.cold:@rt.sync.fatMonitors 1024 1000 1024 2048 16 thrpt 25 384.000 ± NaN monitors
c.s.o.b.BufferPerformanceBench.cold:@rt.sync.futileWakeups 1024 1000 1024 2048 16 thrpt 25 4178366.000 ± NaN counts
c.s.o.b.BufferPerformanceBench.cold:@rt.sync.monitorDeflations 1024 1000 1024 2048 16 thrpt 25 126.000 ± NaN monitors
c.s.o.b.BufferPerformanceBench.cold:@rt.sync.monitorInflations 1024 1000 1024 2048 16 thrpt 25 130.000 ± NaN monitors
c.s.o.b.BufferPerformanceBench.cold:@rt.sync.notifications 1024 1000 1024 2048 16 thrpt 25 62.000 ± NaN counts
c.s.o.b.BufferPerformanceBench.cold:@rt.sync.parks 1024 1000 1024 2048 16 thrpt 25 6734092.000 ± NaN counts
c.s.o.b.BufferPerformanceBench.cold:@stack 1024 1000 1024 2048 16 thrpt 1 NaN ± NaN ---
c.s.o.b.BufferPerformanceBench.cold:thinkReadHot 1024 1000 1024 2048 16 thrpt 25 2378197.598 ± 338140.078 ops/s
c.s.o.b.BufferPerformanceBench.cold:thinkWriteCold 1024 1000 1024 2048 16 thrpt 25 112159.121 ± 6788.694 ops/s
Benchmark result is saved to cold-t8.csv
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