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2024-11-22 - 08:40
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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 Fri Nov 22, 2024 00:43:23)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2324027254,8sleep10-21swapper/119:08:191
2317227135,31sleep00-21swapper/019:07:360
321222690,0sleep10-21swapper/122:19:471
113362670,1sleep011334-21seq21:54:440
260872580,0sleep00-21swapper/022:53:340
2353099330,1cyclictest22901-21users00:09:531
23530992915,13cyclictest0-21swapper/123:10:291
23529992910,1cyclictest0-21swapper/023:24:240
23529992826,1cyclictest7237-21ntp_states22:29:480
2352999280,27cyclictest0-21swapper/021:11:080
2353099271,23cyclictest10190-21kworker/1:219:42:371
23529992720,4cyclictest0-21swapper/023:48:390
2352999270,16cyclictest0-21swapper/021:59:390
2353099269,16cyclictest2125-21kworker/1:221:59:171
23529992625,0cyclictest0-21swapper/022:12:030
23529992624,1cyclictest0-21swapper/023:17:110
23530992510,3cyclictest0-21swapper/120:14:441
23529992525,0cyclictest0-21swapper/020:37:040
23529992517,5cyclictest20403-21apache223:09:040
2352999250,22cyclictest4742-21diskmemload22:45:350
3162122410,1sleep10-21swapper/121:39:461
2353099243,16cyclictest0-21swapper/120:39:431
23530992411,5cyclictest97950irq/108-eth1-tx22:32:221
23529992424,0cyclictest0-21swapper/000:35:430
23529992419,4cyclictest20403-21apache221:48:110
23529992412,5cyclictest0-21swapper/021:43:350
2353099236,8cyclictest4742-21diskmemload22:49:261
23530992321,1cyclictest231ktimersoftd/122:59:401
23530992320,2cyclictest817-21apache223:20:421
23530992318,3cyclictest20377-21apache222:09:231
23530992317,3cyclictest20403-21apache222:29:221
23530992310,7cyclictest0-21swapper/119:32:371
23530992310,4cyclictest0-21swapper/121:20:351
23530992310,3cyclictest0-21swapper/120:29:441
23530992310,13cyclictest3408-21kworker/1:100:22:511
2353099230,1cyclictest0-21swapper/100:16:261
23529992319,1cyclictest593-21avahi-daemon23:11:210
23529992314,6cyclictest20403-21apache221:30:400
23529992310,7cyclictest0-21swapper/019:44:440
23530992220,1cyclictest21516-21ssh23:27:311
23530992219,2cyclictest23556-21ssh22:49:481
23530992210,7cyclictest0-21swapper/123:29:401
23530992210,5cyclictest0-21swapper/121:50:371
2353099220,17cyclictest0-21swapper/121:19:131
2352999222,19cyclictest17727-21ssh22:43:120
23529992221,0cyclictest593-21avahi-daemon00:11:030
23529992211,4cyclictest0-21swapper/021:50:170
23529992210,5cyclictest0-21swapper/022:09:040
23529992210,4cyclictest0-21swapper/023:52:210
2352999220,2cyclictest4742-21diskmemload00:31:250
2353099215,10cyclictest0-21swapper/123:14:441
2353099212,11cyclictest0-21swapper/119:09:451
23530992117,3cyclictest20403-21apache222:40:271
23530992110,5cyclictest0-21swapper/121:04:381
23530992110,5cyclictest0-21swapper/120:19:371
2353099210,20cyclictest1111-21runrttasks20:45:511
2352999214,13cyclictest0-21swapper/020:49:400
2352999213,10cyclictest10930-21/usr/sbin/munin22:34:400
23529992112,1cyclictest0-21swapper/022:56:160
23529992110,4cyclictest0-21swapper/020:54:350
2352999210,1cyclictest28483-21grep19:19:470
2353099205,10cyclictest0-21swapper/119:54:411
23530992010,6cyclictest0-21swapper/120:09:381
23530992010,4cyclictest0-21swapper/121:34:361
23530992010,4cyclictest0-21swapper/121:32:151
23530992010,2cyclictest0-21swapper/119:44:471
2353099200,12cyclictest0-21swapper/123:08:001
2352999207,7cyclictest0-21swapper/000:24:380
2352999205,10cyclictest0-21swapper/020:59:380
2352999203,11cyclictest0-21swapper/020:39:370
23529992015,3cyclictest16883-21ntp_states20:14:460
23529992011,7cyclictest0-21swapper/000:19:570
23529992010,7cyclictest0-21swapper/021:21:450
23529992010,4cyclictest0-21swapper/021:07:460
23529992010,4cyclictest0-21swapper/019:49:340
23529992010,3cyclictest0-21swapper/023:00:400
23529992010,1cyclictest0-21swapper/023:29:420
23529992010,0cyclictest0-21swapper/021:37:570
2352999200,10cyclictest28195-21/usr/sbin/munin20:44:400
3061621910,0sleep10-21swapper/123:39:091
2353099197,7cyclictest22928-21/usr/sbin/munin22:09:421
2353099193,12cyclictest0-21swapper/119:19:381
2353099193,11cyclictest0-21swapper/119:24:371
23530991913,3cyclictest0-21swapper/121:44:311
23530991910,8cyclictest0-21swapper/121:59:461
23530991910,6cyclictest0-21swapper/100:29:431
23530991910,4cyclictest0-21swapper/100:28:471
23530991910,2cyclictest0-21swapper/100:08:011
23530991910,1cyclictest0-21swapper/123:41:131
23530991910,1cyclictest0-21swapper/122:36:001
2353099190,16cyclictest6470-21ssh23:49:431
23529991913,4cyclictest20403-21apache222:29:200
23529991911,6cyclictest20377-21apache221:27:020
23529991911,6cyclictest0-21swapper/021:14:310
23529991910,1cyclictest0-21swapper/023:35:160
23529991910,0cyclictest0-21swapper/019:26:070
645721810,0sleep10-21swapper/121:09:571
2353099183,12cyclictest0-21swapper/119:34:381
2353099183,11cyclictest0-21swapper/122:54:391
2353099182,8cyclictest168-21systemd-journal21:02:031
23530991816,1cyclictest0-21swapper/123:46:491
23530991815,2cyclictest817-21apache219:53:121
23530991810,5cyclictest0-21swapper/123:55:371
23530991810,4cyclictest0-21swapper/119:59:411
23530991810,4cyclictest0-21swapper/100:02:281
23530991810,0cyclictest0-21swapper/120:49:471
2352999184,6cyclictest0-21swapper/022:14:420
2352999183,9cyclictest0-21swapper/020:24:360
23529991814,3cyclictest0-21swapper/022:20:130
23529991811,6cyclictest0-21swapper/000:00:580
23529991811,5cyclictest28254-21sh00:16:570
23529991810,3cyclictest0-21swapper/023:29:260
23529991810,3cyclictest0-21swapper/019:39:480
23529991810,2cyclictest0-21swapper/023:41:330
2027621810,0sleep10-21swapper/121:26:481
23530991710,4cyclictest0-21swapper/122:18:181
23530991710,3cyclictest0-21swapper/120:54:351
23530991710,1cyclictest0-21swapper/100:34:371
2352999175,7cyclictest0-21swapper/019:34:370
23529991716,0cyclictest25914-21cat19:14:410
23529991710,2cyclictest0-21swapper/019:29:360
23529991710,1cyclictest0-21swapper/000:06:020
23529991710,0cyclictest0-21swapper/019:54:380
1395721710,1sleep00-21swapper/020:08:450
2549921610,2sleep10-21swapper/120:38:371
2353099163,8cyclictest0-21swapper/120:04:371
2352999168,4cyclictest9476-21sh23:54:320
23529991611,1cyclictest0-21swapper/020:29:410
23529991610,2cyclictest0-21swapper/020:19:440
23529991610,1cyclictest0-21swapper/019:09:440
23530991510,0cyclictest0-21swapper/120:24:521
2352999156,6cyclictest0-21swapper/019:59:390
23529991510,0cyclictest0-21swapper/020:09:390
23530991410,1cyclictest0-21swapper/119:14:381
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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