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2025-02-05 - 05:39
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the highest latencies:
System rack4slot1.osadl.org (updated Tue Feb 04, 2025 20:56:02)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2546724100,1sleep012-21ksoftirqd/019:13:340
2546724100,1sleep012-21ksoftirqd/019:13:340
2278721150,2sleep10-21swapper/120:28:411
159262650,2sleep10-21swapper/120:13:291
159262650,2sleep10-21swapper/120:13:291
108162580,4chrt0-21swapper/319:58:403
108162580,4chrt0-21swapper/319:58:403
69592550,3sleep10-21swapper/119:48:371
69592550,3sleep10-21swapper/119:48:371
201512500,3sleep30-21swapper/320:23:323
29682480,3sleep20-21swapper/219:38:372
29682480,3sleep20-21swapper/219:38:372
2622599462,7cyclictest131rcu_preempt20:33:310
2622599462,7cyclictest131rcu_preempt20:33:310
10352460,3chrt0-21swapper/320:58:233
139772440,3sleep20-21swapper/220:08:242
244802430,3sleep30-21swapper/320:33:383
244802430,3sleep30-21swapper/320:33:383
2622699421,31cyclictest2389-21sshd19:38:301
2622699421,31cyclictest2389-21sshd19:38:301
2622599414,24cyclictest23473-21latency_hist20:33:250
299832400,3sleep30-21swapper/319:23:423
299832400,3sleep30-21swapper/319:23:423
280012400,3sleep30-21swapper/320:43:343
280012400,3sleep30-21swapper/320:43:343
26225994020,15cyclictest58950irq/55-eth020:43:300
26225994020,15cyclictest58950irq/55-eth020:43:300
297442380,3sleep30-21swapper/320:48:303
297442380,3sleep30-21swapper/320:48:303
2622599365,24cyclictest58950irq/55-eth019:43:290
2622599365,24cyclictest58950irq/55-eth019:43:290
284282350,4sleep10-21swapper/120:43:401
284282350,4sleep10-21swapper/120:43:401
2622699352,8cyclictest21-21ksoftirqd/120:03:271
2622599355,5cyclictest131rcu_preempt20:38:280
208262350,3sleep00-21swapper/020:23:420
83322330,3sleep20-21swapper/219:53:332
83322330,3sleep20-21swapper/219:53:332
26227993323,8cyclictest28660-21find20:43:452
26227993323,8cyclictest28660-21find20:43:452
2622599337,20cyclictest12-21ksoftirqd/020:53:310
2622599337,20cyclictest12-21ksoftirqd/020:53:310
168822330,1chrt12-21ksoftirqd/020:13:450
168822330,1chrt12-21ksoftirqd/020:13:450
26226993216,7cyclictest18807-21find20:18:421
26228993124,5cyclictest321rcuc/320:53:453
308802300,4sleep273-21kswapd019:28:242
258332302,19sleep30-21swapper/319:13:423
258332302,19sleep30-21swapper/319:13:423
26225992913,7cyclictest73-21kswapd019:38:440
26225992913,7cyclictest73-21kswapd019:38:440
308992280,1chrt12-21ksoftirqd/019:28:260
308992280,1chrt12-21ksoftirqd/019:28:260
2622599278,11cyclictest12-21ksoftirqd/020:08:290
2622599278,11cyclictest12-21ksoftirqd/020:08:290
26227992618,6cyclictest73-21kswapd019:28:422
26227992618,6cyclictest73-21kswapd019:28:422
2622699268,4cyclictest131rcu_preempt20:23:411
2622699262,20cyclictest28592-21sendmail-msp19:23:291
2622699262,20cyclictest28592-21sendmail-msp19:23:291
2622599264,15cyclictest58950irq/55-eth019:18:280
2622599264,15cyclictest58950irq/55-eth019:18:280
2622699252,5cyclictest131rcu_preempt20:08:281
2622699252,5cyclictest131rcu_preempt20:08:281
2622699251,21cyclictest8241-21taskset19:53:321
2622699251,21cyclictest8241-21taskset19:53:321
2622799242,3cyclictest131rcu_preempt19:23:422
2622699249,8cyclictest21-21ksoftirqd/120:34:331
2622699249,8cyclictest21-21ksoftirqd/120:34:331
26226992416,6cyclictest201rcuc/120:53:461
26226992416,6cyclictest201rcuc/120:53:461
26226992414,8cyclictest73-21kswapd019:33:351
26226992414,8cyclictest73-21kswapd019:33:351
26226992410,7cyclictest21-21ksoftirqd/120:40:121
26225992415,7cyclictest58950irq/55-eth019:23:290
26225992415,7cyclictest58950irq/55-eth019:23:290
2622599241,11cyclictest7017-21proc_pri19:48:390
2622599241,11cyclictest7017-21proc_pri19:48:390
269942230,2sleep227-21ksoftirqd/219:18:312
269942230,2sleep227-21ksoftirqd/219:18:312
2622799237,3cyclictest131rcu_preempt20:13:442
2622799237,3cyclictest131rcu_preempt20:13:442
26227992317,4cyclictest261rcuc/220:08:422
26227992317,4cyclictest261rcuc/220:08:422
2622699235,5cyclictest21-21ksoftirqd/119:43:421
2622699235,5cyclictest21-21ksoftirqd/119:43:421
2622799222,15cyclictest29646-21apt-get20:48:282
2622799222,15cyclictest29646-21apt-get20:48:282
2622799221,18cyclictest4338-21find19:43:272
2622799221,18cyclictest4338-21find19:43:272
2622699224,15cyclictest21-21ksoftirqd/119:58:311
2622699224,15cyclictest21-21ksoftirqd/119:58:311
26226992213,6cyclictest201rcuc/119:18:421
26226992213,6cyclictest201rcuc/119:18:421
4572210,4sleep20-21swapper/219:33:312
4572210,4sleep20-21swapper/219:33:312
26228992110,8cyclictest321rcuc/320:13:453
26228992110,8cyclictest321rcuc/320:13:453
2622799212,2cyclictest131rcu_preempt20:53:462
2622799212,2cyclictest131rcu_preempt20:53:462
26227992113,6cyclictest21778-21/usr/sbin/munin20:28:312
26226992116,4cyclictest21-21ksoftirqd/119:28:421
26226992116,4cyclictest21-21ksoftirqd/119:28:421
26225992110,9cyclictest0-21swapper/019:33:310
26225992110,9cyclictest0-21swapper/019:33:310
2622799201,13cyclictest17912-21ls20:18:302
2622599202,3cyclictest131rcu_preempt20:18:420
26225992011,7cyclictest29747-21df20:48:300
26225992011,7cyclictest29747-21df20:48:300
257512204,8sleep20-21swapper/219:13:412
257512204,8sleep20-21swapper/219:13:412
251832204,9sleep10-21swapper/119:13:321
251832204,9sleep10-21swapper/119:13:321
2622899191,11cyclictest0-21swapper/320:38:283
26227991911,6cyclictest0-21swapper/219:58:302
26227991911,6cyclictest0-21swapper/219:58:302
2622699191,14cyclictest31438-21latency_hist20:53:211
2622699191,14cyclictest31438-21latency_hist20:53:211
2622599196,10cyclictest9893-21ls19:58:160
2622599196,10cyclictest9893-21ls19:58:160
198082190,4sleep20-21swapper/220:23:272
2622899188,7cyclictest33-21ksoftirqd/320:31:423
2622899185,10cyclictest27491-21taskset19:18:363
2622899185,10cyclictest27491-21taskset19:18:363
2622899183,11cyclictest30926-21chrt19:28:293
2622899183,11cyclictest30926-21chrt19:28:293
2622799181,6cyclictest25520-21latency_hist20:38:152
2622799181,6cyclictest25520-21latency_hist20:38:152
2622799181,15cyclictest25768-21apt-get20:38:282
2622599186,3cyclictest131rcu_preempt20:03:270
2622599181,7cyclictest10459-21grep19:58:350
2622599181,7cyclictest10459-21grep19:58:350
2622899172,9cyclictest0-21swapper/319:48:303
2622899172,9cyclictest0-21swapper/319:48:303
2622899172,11cyclictest4356-21taskset19:43:293
2622899172,11cyclictest4356-21taskset19:43:293
2622899172,11cyclictest0-21swapper/319:33:333
2622899172,11cyclictest0-21swapper/319:33:333
26227991712,3cyclictest699-21runrttasks19:48:312
26227991712,3cyclictest699-21runrttasks19:48:312
2622899167,7cyclictest33-21ksoftirqd/320:08:383
2622899167,7cyclictest33-21ksoftirqd/320:08:383
2622899164,8cyclictest0-21swapper/320:03:283
2622899151,10cyclictest0-21swapper/319:53:323
2622899151,10cyclictest0-21swapper/319:53:323
26228991510,4cyclictest33-21ksoftirqd/320:21:073
2622899149,3cyclictest33-21ksoftirqd/319:39:313
2622899149,3cyclictest33-21ksoftirqd/319:39:313
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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