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2025-08-30 - 04:13
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Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Characteristics of the 376 highest latencies:
System rackcslot2.osadl.org (updated Sat Aug 30, 2025 00:43:23)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3136327056,8sleep00-21swapper/019:05:360
253002680,1sleep00-21swapper/023:40:370
3148626754,8sleep10-21swapper/119:06:541
312912660,1sleep031289-21seq23:02:410
287782610,0sleep028779-21ssh23:45:380
84152560,2sleep13171399cyclictest00:02:411
31713994510,29cyclictest0-21swapper/100:27:401
31713994510,25cyclictest0-21swapper/123:26:331
31713994410,33cyclictest0-21swapper/122:31:571
31713994310,32cyclictest0-21swapper/121:13:331
31713994110,30cyclictest12039-21ls00:07:451
31713994110,30cyclictest0-21swapper/123:50:091
31713994110,30cyclictest0-21swapper/122:46:541
31713994110,30cyclictest0-21swapper/120:05:571
31713994110,30cyclictest0-21swapper/100:36:291
31713994010,8cyclictest0-21swapper/121:47:361
31713994010,29cyclictest0-21swapper/121:41:441
31713994010,29cyclictest0-21swapper/100:00:241
31713993910,28cyclictest0-21swapper/122:33:011
31713993910,28cyclictest0-21swapper/120:27:411
31713993910,28cyclictest0-21swapper/100:13:411
31713993810,4cyclictest0-21swapper/122:56:191
31713993810,27cyclictest0-21swapper/123:46:531
31713993810,27cyclictest0-21swapper/122:47:381
31713993810,27cyclictest0-21swapper/122:17:131
31713993810,27cyclictest0-21swapper/122:04:251
31713993810,27cyclictest0-21swapper/122:01:341
31713993721,15cyclictest0-21swapper/122:59:241
31713993710,26cyclictest0-21swapper/123:13:151
31713993710,26cyclictest0-21swapper/123:09:021
31713993710,26cyclictest0-21swapper/121:17:401
31713993610,26cyclictest0-21swapper/120:43:101
31713993610,25cyclictest0-21swapper/120:24:211
31713993610,25cyclictest0-21swapper/119:39:531
31713993610,25cyclictest0-21swapper/100:17:521
31713993510,25cyclictest0-21swapper/123:34:041
31713993510,25cyclictest0-21swapper/122:42:151
31713993510,25cyclictest0-21swapper/119:18:001
31713993510,24cyclictest0-21swapper/123:37:341
31713993510,24cyclictest0-21swapper/122:09:521
31713993510,24cyclictest0-21swapper/120:07:251
31713993510,22cyclictest0-21swapper/121:23:561
31712993510,2cyclictest0-21swapper/023:16:040
31713993413,20cyclictest97750irq/106-eth1-rx21:42:511
31713993410,24cyclictest0-21swapper/122:18:391
31713993410,23cyclictest0-21swapper/123:27:481
31713993410,23cyclictest0-21swapper/122:23:001
31713993410,23cyclictest0-21swapper/120:37:431
31713993410,23cyclictest0-21swapper/100:25:241
31713993313,19cyclictest0-21swapper/119:32:421
31713993310,23cyclictest0-21swapper/123:22:101
31713993310,23cyclictest0-21swapper/121:54:551
31713993310,23cyclictest0-21swapper/121:11:271
31713993310,22cyclictest0-21swapper/123:53:261
31713993310,21cyclictest0-21swapper/120:00:131
31713993210,22cyclictest0-21swapper/121:28:341
31713993210,22cyclictest0-21swapper/119:53:301
31713993210,21cyclictest0-21swapper/121:05:401
31713993110,21cyclictest0-21swapper/123:02:351
31713993110,21cyclictest0-21swapper/121:36:231
31713993110,21cyclictest0-21swapper/119:22:381
31713993110,20cyclictest0-21swapper/120:47:351
31713993110,20cyclictest0-21swapper/119:43:371
31713993110,20cyclictest0-21swapper/119:14:051
31713993110,18cyclictest0-21swapper/120:32:451
31712993111,19cyclictest0-21swapper/000:31:450
31713992910,5cyclictest0-21swapper/119:47:411
31713992910,19cyclictest0-21swapper/120:17:381
31713992910,18cyclictest0-21swapper/119:27:421
31712992816,12cyclictest0-21swapper/000:11:170
31712992815,10cyclictest97850irq/107-eth1-rx23:27:390
31713992710,14cyclictest0-21swapper/120:57:341
31712992710,1cyclictest0-21swapper/022:39:390
31713992621,4cyclictest0-21swapper/120:52:421
31712992626,0cyclictest0-21swapper/021:18:450
3171299261,24cyclictest0-21swapper/021:29:270
3171299260,0cyclictest0-21swapper/019:23:290
31713992510,15cyclictest0-21swapper/119:11:001
31712992522,2cyclictest0-21swapper/022:35:420
31712992521,3cyclictest21734-21apache221:53:560
31712992517,3cyclictest81ktimersoftd/021:24:330
31712992513,11cyclictest0-21swapper/000:24:490
3171299250,2cyclictest0-21swapper/021:52:140
3171299250,19cyclictest0-21swapper/000:02:080
3171299249,14cyclictest0-21swapper/000:15:310
3171299246,18cyclictest0-21swapper/000:18:590
31712992418,5cyclictest21734-21apache223:00:150
31712992411,6cyclictest0-21swapper/022:20:260
31712992319,2cyclictest21734-21apache222:24:520
31712992318,2cyclictest18408-21sh22:44:460
3171299231,14cyclictest0-21swapper/021:12:240
31712992310,6cyclictest0-21swapper/021:42:370
3171299230,1cyclictest0-21swapper/022:30:490
31712992210,8cyclictest0-21swapper/019:56:550
3171299215,10cyclictest0-21swapper/023:22:380
31712992115,5cyclictest21734-21apache221:38:010
31712992110,5cyclictest0-21swapper/000:02:570
31712992110,3cyclictest0-21swapper/020:22:370
31712992110,2cyclictest0-21swapper/023:07:340
3171299210,0cyclictest0-21swapper/023:53:590
3171399204,11cyclictest0-21swapper/120:12:381
3171299204,6cyclictest0-21swapper/023:32:410
3171299203,10cyclictest0-21swapper/020:02:350
31712992010,9cyclictest0-21swapper/022:09:450
31712992010,4cyclictest0-21swapper/019:17:340
31712992010,0cyclictest0-21swapper/020:47:460
3171299194,3cyclictest12901-21cron21:07:220
3171299194,10cyclictest0-21swapper/021:32:350
3171299193,11cyclictest0-21swapper/019:42:360
3171299192,9cyclictest0-21swapper/021:57:390
3171299192,8cyclictest0-21swapper/023:47:410
3171299191,3cyclictest0-21swapper/020:27:360
31712991910,7cyclictest0-21swapper/022:56:570
31712991910,6cyclictest0-21swapper/019:12:360
31712991910,3cyclictest0-21swapper/020:37:340
3171299190,2cyclictest0-21swapper/023:22:080
3171299190,19cyclictest0-21swapper/000:32:350
3171299190,18cyclictest0-21swapper/022:12:280
3171299187,4cyclictest12908-21diskmemload21:12:070
3171299182,10cyclictest0-21swapper/019:37:360
3171299181,8cyclictest0-21swapper/019:27:360
31712991817,0cyclictest81ktimersoftd/020:13:580
3171299181,3cyclictest21753-21apache219:57:350
31712991810,3cyclictest0-21swapper/019:32:350
31712991810,2cyclictest0-21swapper/022:47:230
3171299176,7cyclictest0-21swapper/019:47:400
3171299175,5cyclictest21739-21apache220:57:340
3171299174,8cyclictest0-21swapper/022:02:330
31712991710,3cyclictest0-21swapper/020:32:380
31712991710,2cyclictest0-21swapper/020:47:220
31712991710,1cyclictest0-21swapper/019:07:340
31712991614,1cyclictest7302-21apache_accesses20:52:350
31712991614,1cyclictest21759-21apache220:18:360
3171299142,5cyclictest0-21swapper/020:07:360
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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