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2026-05-01 - 15:54
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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 376 highest latencies:
System rack4slot1.osadl.org (updated Fri May 01, 2026 08:11:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2533724570,9sleep125330-21find07:12:371
2533724570,9sleep125330-21find07:12:371
2547624380,2sleep227-21ksoftirqd/207:12:382
2547624380,2sleep227-21ksoftirqd/207:12:382
2533421140,1sleep012-21ksoftirqd/007:12:360
2533421140,1sleep012-21ksoftirqd/007:12:360
45552920,3sleep30-21swapper/307:42:343
45552920,3sleep30-21swapper/307:42:343
45552920,3sleep30-21swapper/307:42:343
311662900,1sleep012-21ksoftirqd/007:27:360
311662900,1sleep012-21ksoftirqd/007:27:360
6572870,1sleep012-21ksoftirqd/007:32:340
6572870,1sleep012-21ksoftirqd/007:32:340
142192630,3sleep10-21swapper/108:07:361
142192630,3sleep10-21swapper/108:07:361
119652450,3sleep00-21swapper/008:02:290
119652450,3sleep00-21swapper/008:02:290
25678994422,10cyclictest8404-21find07:52:340
25678994422,10cyclictest8404-21find07:52:340
2568099381,3cyclictest0-21swapper/207:52:342
2568099381,3cyclictest0-21swapper/207:52:342
111152350,2sleep30-21swapper/308:02:123
111152350,2sleep30-21swapper/308:02:123
262872320,2sleep026305-21cpu07:17:240
262872320,2sleep026305-21cpu07:17:240
262872320,2sleep026305-21cpu07:17:240
243582310,5sleep3321rcuc/307:12:233
243582310,5sleep3321rcuc/307:12:233
2568099279,7cyclictest73-21kswapd007:17:362
2568099279,7cyclictest73-21kswapd007:17:362
2568099279,7cyclictest73-21kswapd007:17:362
293182260,3chrt0-21swapper/107:22:341
293182260,3chrt0-21swapper/107:22:341
268842260,3sleep30-21swapper/307:17:303
268842260,3sleep30-21swapper/307:17:303
268842260,3sleep30-21swapper/307:17:303
2567999260,2cyclictest0-21swapper/107:17:371
2567999260,2cyclictest0-21swapper/107:17:371
2567999260,2cyclictest0-21swapper/107:17:371
25679992515,7cyclictest5258-21cron07:47:111
25679992515,7cyclictest5258-21cron07:47:111
25679992515,7cyclictest5258-21cron07:47:111
2567999241,19cyclictest5665-21cut07:47:251
2567999241,19cyclictest5665-21cut07:47:251
25678992412,9cyclictest73-21kswapd007:37:330
25678992412,9cyclictest73-21kswapd007:37:330
25679992315,6cyclictest8884-21sshd07:54:521
25679992315,6cyclictest8884-21sshd07:54:521
2567899222,17cyclictest13459-21cut08:07:250
2567899222,17cyclictest13459-21cut08:07:250
2568099212,15cyclictest73-21kswapd008:07:352
2568099212,15cyclictest73-21kswapd008:07:352
2567999219,9cyclictest9365-21/usr/sbin/munin07:57:221
2567999219,9cyclictest9365-21/usr/sbin/munin07:57:221
2567899211,4cyclictest0-21swapper/007:47:360
2567899211,4cyclictest0-21swapper/007:47:360
2568299205,11cyclictest0-21swapper/308:02:353
2568299205,11cyclictest0-21swapper/308:02:353
2567999206,11cyclictest21-21ksoftirqd/108:02:351
2567999206,11cyclictest21-21ksoftirqd/108:02:351
25679992010,7cyclictest1595-21/usr/sbin/munin07:37:281
25679992010,7cyclictest1595-21/usr/sbin/munin07:37:281
2567899207,11cyclictest28698-21latency07:22:250
2567899207,11cyclictest28698-21latency07:22:250
2568299191,12cyclictest0-21swapper/307:22:233
2568299191,12cyclictest0-21swapper/307:22:233
2568099192,5cyclictest131rcu_preempt07:22:332
2568099192,5cyclictest131rcu_preempt07:22:332
2567899194,10cyclictest4089-21/usr/sbin/munin07:42:260
2567899194,10cyclictest4089-21/usr/sbin/munin07:42:260
2567899194,10cyclictest4089-21/usr/sbin/munin07:42:260
2568099182,4cyclictest131rcu_preempt07:37:342
2568099182,4cyclictest131rcu_preempt07:37:342
25679991812,3cyclictest21-21ksoftirqd/107:32:341
25679991812,3cyclictest21-21ksoftirqd/107:32:341
25682991710,5cyclictest0-21swapper/308:07:353
25682991710,5cyclictest0-21swapper/308:07:353
2568099179,6cyclictest13213-21cat08:07:222
2568099179,6cyclictest13213-21cat08:07:222
2568099178,7cyclictest6764-21awk07:47:382
2568099178,7cyclictest6764-21awk07:47:382
5592161,3sleep30-21swapper/307:32:343
5592161,3sleep30-21swapper/307:32:343
315922161,3sleep30-21swapper/307:29:093
315922161,3sleep30-21swapper/307:29:093
2568299161,12cyclictest0-21swapper/307:47:383
2568299161,12cyclictest0-21swapper/307:47:383
2568099163,10cyclictest695-21runrttasks07:32:262
2568099163,10cyclictest695-21runrttasks07:32:262
2568099162,12cyclictest10066-21ntp_states07:57:292
2568099162,12cyclictest10066-21ntp_states07:57:292
2568099161,9cyclictest30879-21ntp_states07:27:312
2568099161,9cyclictest30879-21ntp_states07:27:312
2568099161,12cyclictest4326-21ps07:42:302
2568099161,12cyclictest4326-21ps07:42:302
2568099161,12cyclictest4326-21ps07:42:302
2567999167,5cyclictest21-21ksoftirqd/107:27:251
2567999167,5cyclictest21-21ksoftirqd/107:27:251
2567899161,13cyclictest9442-21ls07:57:210
2567899161,13cyclictest9442-21ls07:57:210
2568299138,4cyclictest33-21ksoftirqd/307:55:323
2568299138,4cyclictest33-21ksoftirqd/307:55:323
2568299131,10cyclictest3228-21chrt07:41:543
2568299131,10cyclictest3228-21chrt07:41:543
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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