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2026-04-29 - 19:37
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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 100 highest latencies:
System rack4slot1.osadl.org (updated Wed Apr 29, 2026 09:56:50)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
580525330,3sleep10-21swapper/107:12:521
580525330,3sleep10-21swapper/107:12:521
576424220,2sleep227-21ksoftirqd/207:12:372
576424220,2sleep227-21ksoftirqd/207:12:372
581023700,1sleep012-21ksoftirqd/007:12:550
581023700,1sleep012-21ksoftirqd/007:12:550
1741021210,1sleep012-21ksoftirqd/009:07:330
1956521070,2sleep30-21swapper/309:12:353
2096121040,1sleep012-21ksoftirqd/007:52:330
2096121040,1sleep012-21ksoftirqd/007:52:330
881521020,2sleep00-21swapper/009:37:160
196021010,1sleep012-21ksoftirqd/008:27:340
196021010,1sleep012-21ksoftirqd/008:27:340
3248921000,1sleep012-21ksoftirqd/008:22:320
3248921000,1sleep012-21ksoftirqd/008:22:320
247772990,2sleep30-21swapper/308:02:323
247772990,2sleep30-21swapper/308:02:323
247772990,2sleep30-21swapper/308:02:323
151342940,2sleep20-21swapper/207:37:322
151342940,2sleep20-21swapper/207:37:322
239472930,3sleep00-21swapper/009:17:270
58832770,2sleep30-21swapper/307:13:233
58832770,2sleep30-21swapper/307:13:233
71332700,3sleep20-21swapper/208:42:232
71332700,3sleep20-21swapper/208:42:232
232622660,3chrt0-21swapper/009:52:360
232622660,3chrt0-21swapper/009:52:360
168682580,3chrt0-21swapper/307:42:313
168682580,3chrt0-21swapper/307:42:313
134172560,5sleep227-21ksoftirqd/207:32:332
134172560,5sleep227-21ksoftirqd/207:32:332
113462540,3chrt0-21swapper/109:39:021
184352510,2chrt131rcu_preempt09:47:260
184352510,2chrt131rcu_preempt09:47:260
184352510,2chrt131rcu_preempt09:47:260
5852994819,14cyclictest2026-21ssh09:28:412
5852994819,14cyclictest2026-21ssh09:28:412
5852994816,13cyclictest26725-21sed08:07:362
5852994816,13cyclictest26725-21sed08:07:362
11832480,3sleep10-21swapper/108:27:231
11832480,3sleep10-21swapper/108:27:231
5852994719,10cyclictest27992-21ssh09:22:112
5852994718,12cyclictest15685-21ssh09:43:332
5852994718,12cyclictest15685-21ssh09:43:332
5852994718,11cyclictest32482-21ssh09:27:212
5852994718,11cyclictest32482-21ssh09:27:212
5852994618,11cyclictest11216-21ssh09:38:512
5852994617,12cyclictest13534-21find08:57:332
5852994617,12cyclictest13534-21find08:57:332
105042460,4sleep00-21swapper/007:27:240
5852994520,9cyclictest30212-21ntp_offset08:17:272
5852994520,9cyclictest30212-21ntp_offset08:17:272
5852994518,12cyclictest22894-21ssh09:17:012
5852994517,12cyclictest24950-21sh09:55:042
5852994517,12cyclictest24950-21sh09:55:042
5852994415,10cyclictest17090-21find07:42:332
5852994415,10cyclictest17090-21find07:42:332
215402440,3sleep00-21swapper/009:15:010
5852994326,14cyclictest11346-21find07:27:352
5852994319,9cyclictest8183-21ssh09:36:312
5852994317,11cyclictest368-21chrt08:23:062
5852994317,11cyclictest368-21chrt08:23:062
5852994316,12cyclictest25686-21date08:07:202
5852994316,12cyclictest25686-21date08:07:202
5852994316,11cyclictest19880-21ssh09:48:342
5852994316,11cyclictest19880-21ssh09:48:342
5852994316,11cyclictest19880-21ssh09:48:342
117222430,2sleep012-21ksoftirqd/008:52:340
117222430,2sleep012-21ksoftirqd/008:52:340
5852994226,10cyclictest20955-21find07:52:322
5852994226,10cyclictest20955-21find07:52:322
5852994114,11cyclictest9661-21grep07:22:352
5852994114,11cyclictest9661-21grep07:22:352
162672400,3sleep00-21swapper/009:07:120
5852993927,9cyclictest11647-21find08:52:332
5852993927,9cyclictest11647-21find08:52:332
5852993927,10cyclictest17405-21find09:07:322
5852993926,10cyclictest1954-21find08:27:342
5852993926,10cyclictest1954-21find08:27:342
5852993914,9cyclictest18436-21irqstats07:47:242
5852993914,9cyclictest18436-21irqstats07:47:242
142852390,2sleep30-21swapper/307:37:203
142852390,2sleep30-21swapper/307:37:203
5852993815,9cyclictest4830-21latency_hist08:37:172
585199381,3cyclictest0-21swapper/109:12:351
5852993715,9cyclictest21919-21cpu07:57:222
5852993715,9cyclictest21919-21cpu07:57:222
5852993715,9cyclictest103852sleep208:51:272
5852993715,9cyclictest103852sleep208:51:272
5852993715,13cyclictest15371-21mailstats09:02:312
5852993714,10cyclictest695-21runrttasks08:40:082
5852993626,8cyclictest695-21runrttasks08:02:322
5851993619,8cyclictest23179-21find09:52:351
5851993619,8cyclictest23179-21find09:52:351
66792350,2sleep1201rcuc/107:17:231
66792350,2sleep1201rcuc/107:17:231
41222350,3sleep30-21swapper/309:32:133
41222350,3sleep30-21swapper/309:32:133
186122350,4sleep30-21swapper/307:47:253
186122350,4sleep30-21swapper/307:47:253
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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