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2026-06-08 - 14:37
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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 rackbslot6.osadl.org (updated Mon Jun 08, 2026 00:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2873321700,4sleep0576399cyclictest23:50:390
1689921680,4sleep3578099cyclictest00:12:183
1689921680,4sleep3578099cyclictest00:12:183
928621610,4sleep3578099cyclictest20:53:293
1068911200,8ptp4l24293-21kworker/3:020:47:513
106891880,2ptp4l401ktimersoftd/301:58:503
106891880,2ptp4l401ktimersoftd/301:58:503
106891780,1ptp4l401ktimersoftd/301:25:433
106891730,1ptp4l401ktimersoftd/302:11:323
106891700,1ptp4l401ktimersoftd/323:47:463
308442670,2sleep30-21swapper/301:33:043
30092670,5sleep1576799cyclictest23:23:421
142202670,5sleep014224-21unixbench-2d22:08:450
5767996654,5cyclictest25-21ksoftirqd/101:28:321
5767996450,8cyclictest25-21ksoftirqd/101:23:321
39462630,4sleep233-21ksoftirqd/223:24:432
113912630,5sleep3578099cyclictest22:59:063
47612622,25sleep125-21ksoftirqd/120:43:371
234982620,1sleep10-21swapper/101:58:351
234982620,1sleep10-21swapper/101:58:351
5767996151,5cyclictest25-21ksoftirqd/122:28:281
5767996151,5cyclictest25-21ksoftirqd/122:28:281
55482614,10sleep20-21swapper/220:46:452
93162590,3sleep0576399cyclictest20:53:300
106891590,1ptp4l401ktimersoftd/300:52:553
106891580,1ptp4l401ktimersoftd/300:35:093
106891580,1ptp4l401ktimersoftd/300:06:593
106891570,1ptp4l401ktimersoftd/323:22:333
106891570,1ptp4l401ktimersoftd/301:52:073
106891570,1ptp4l401ktimersoftd/300:30:393
5767995544,5cyclictest25-21ksoftirqd/120:48:251
19122550,2sleep10-21swapper/101:35:431
53732544,39sleep00-21swapper/020:44:290
5767995240,6cyclictest25-21ksoftirqd/123:58:301
106891510,1ptp4l401ktimersoftd/322:38:303
195582490,3sleep019542-21munin-run00:48:200
5773994812,5cyclictest33-21ksoftirqd/201:43:352
106891480,1ptp4l401ktimersoftd/321:35:433
5763994713,7cyclictest22138-21apt-get22:28:290
5763994713,7cyclictest22138-21apt-get22:28:290
63452460,1sleep10-21swapper/102:13:411
5767994533,5cyclictest25-21ksoftirqd/121:08:261
577399447,6cyclictest33-21ksoftirqd/223:35:402
577399443,7cyclictest31912-21acpi22:48:282
5773994412,5cyclictest33-21ksoftirqd/220:51:492
577399438,5cyclictest33-21ksoftirqd/221:00:482
5773994211,5cyclictest33-21ksoftirqd/222:04:152
5773994210,5cyclictest33-21ksoftirqd/221:17:222
106891420,1ptp4l401ktimersoftd/301:42:443
577399418,5cyclictest33-21ksoftirqd/221:26:382
577399417,5cyclictest33-21ksoftirqd/221:40:192
577399412,8cyclictest321ktimersoftd/222:28:382
577399412,8cyclictest321ktimersoftd/222:28:382
577399410,8cyclictest2330-21timerwakeupswit02:08:512
5767994135,3cyclictest25-21ksoftirqd/123:53:231
5767994129,6cyclictest25-21ksoftirqd/123:33:321
106891410,1ptp4l401ktimersoftd/301:33:443
576399403,10cyclictest18126-21ssh00:13:310
576399403,10cyclictest18126-21ssh00:13:310
106891400,3ptp4l19126-21kworker/3:200:22:593
106891400,3ptp4l19126-21kworker/3:200:22:593
5773993917,9cyclictest33-21ksoftirqd/200:33:362
106891390,1ptp4l401ktimersoftd/322:50:073
106891390,1ptp4l401ktimersoftd/300:02:403
5780993826,7cyclictest41-21ksoftirqd/302:03:343
577399386,5cyclictest33-21ksoftirqd/201:02:492
577399383,5cyclictest33-21ksoftirqd/223:00:082
106891380,1ptp4l401ktimersoftd/323:54:133
106891380,1ptp4l401ktimersoftd/323:50:283
106891380,1ptp4l401ktimersoftd/323:30:213
106891380,1ptp4l401ktimersoftd/322:54:103
106891380,1ptp4l401ktimersoftd/302:14:293
106891380,1ptp4l401ktimersoftd/300:13:523
106891380,1ptp4l401ktimersoftd/300:13:523
577399376,5cyclictest33-21ksoftirqd/223:41:302
577399375,5cyclictest33-21ksoftirqd/221:03:362
577399374,5cyclictest33-21ksoftirqd/223:15:512
577399373,6cyclictest33-21ksoftirqd/201:49:522
577399373,12cyclictest33-21ksoftirqd/201:27:552
5773993718,9cyclictest33-21ksoftirqd/201:53:402
577399370,5cyclictest0-21swapper/202:15:032
5767993731,3cyclictest25-21ksoftirqd/100:38:201
5767993729,4cyclictest25-21ksoftirqd/122:23:281
5767993726,6cyclictest25-21ksoftirqd/101:43:351
5767993726,5cyclictest25-21ksoftirqd/122:18:291
5767993725,10cyclictest25-21ksoftirqd/101:08:491
5767993723,3cyclictest25-21ksoftirqd/122:03:341
106891370,1ptp4l401ktimersoftd/323:42:373
106891370,1ptp4l401ktimersoftd/323:13:143
106891370,1ptp4l401ktimersoftd/301:45:163
106891370,1ptp4l401ktimersoftd/301:12:313
106891370,1ptp4l401ktimersoftd/300:57:423
106891370,1ptp4l401ktimersoftd/300:27:373
106891370,0ptp4l401ktimersoftd/300:59:203
577399364,5cyclictest33-21ksoftirqd/223:09:502
577399364,5cyclictest33-21ksoftirqd/222:56:002
577399363,5cyclictest33-21ksoftirqd/202:04:202
577399363,5cyclictest33-21ksoftirqd/201:06:152
577399362,5cyclictest33-21ksoftirqd/200:19:322
577399362,5cyclictest33-21ksoftirqd/200:19:322
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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