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2024-04-27 - 15:04
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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 100 highest latencies:
System rack3slot0.osadl.org (updated Sat Apr 27, 2024 12:43:27)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
226062780,0sleep30-21swapper/311:53:503
179722710,0sleep2311rcuc/211:27:302
2683699680,1cyclictest0-21swapper/711:37:487
2641425228,8sleep70-21swapper/707:05:427
266982510,0sleep00-21swapper/009:55:100
2411925026,8sleep20-21swapper/207:03:442
242622490,1sleep624258-21systemd11:57:136
235042480,2sleep62683199cyclictest12:23:086
105192480,1sleep310521-21sshd10:06:503
127342470,0sleep60-21swapper/609:17:366
127342470,0sleep60-21swapper/609:17:366
3052460,0sleep40-21swapper/412:27:154
2679999469,0cyclictest0-21swapper/011:37:490
2638624624,8sleep10-21swapper/107:05:201
159852460,1sleep12680599cyclictest11:36:581
157382460,0sleep30-21swapper/309:50:493
107102450,1sleep610537-21latency_hist10:38:416
2683199430,1cyclictest0-21swapper/611:37:496
20802430,0sleep10-21swapper/109:36:131
120472430,0sleep50-21swapper/511:59:055
52082420,0sleep40-21swapper/412:21:144
272022420,0sleep60-21swapper/612:07:146
2636224229,9sleep40-21swapper/407:04:584
181062420,0sleep50-21swapper/510:33:115
10102420,0sleep00-21swapper/010:28:260
177122410,0sleep70-21swapper/709:51:017
2649724029,8sleep50-21swapper/507:06:525
69142390,0sleep50-21swapper/512:05:055
45962390,0sleep40-21swapper/411:51:594
2640323926,9sleep00-21swapper/007:05:350
2640023927,9sleep60-21swapper/607:05:336
253242390,1sleep62683199cyclictest11:24:546
2412023926,9sleep30-21swapper/307:03:453
172382390,0sleep30-21swapper/309:57:373
26814993632,4cyclictest6491-21kworker/3:411:37:493
26808993636,0cyclictest13650irq/24-ahci[00011:37:482
178192280,0sleep50-21swapper/510:42:245
2682199240,23cyclictest0-21swapper/411:37:484
2682599190,19cyclictest23001-21kworker/5:511:37:485
47352170,0sleep40-21swapper/410:28:464
2682599170,5cyclictest0-21swapper/512:37:335
2682599170,5cyclictest0-21swapper/512:37:335
2682599163,6cyclictest11248-21systemd09:43:485
26805991615,1cyclictest8358-21kworker/1:210:21:081
210192160,2sleep22680899cyclictest09:24:532
64092150,1sleep46412-21grepconf.sh09:33:284
295232150,1sleep329524-21grepconf.sh12:30:023
2683699159,6cyclictest0-21swapper/712:24:367
2682599154,8cyclictest22737-21grepconf.sh09:31:475
2682599154,4cyclictest12907-21systemd11:23:475
2682599153,3cyclictest0-21swapper/512:26:125
2682599152,7cyclictest0-21swapper/512:20:045
2682599152,6cyclictest0-21swapper/511:10:415
2682599150,6cyclictest698-21dbus-daemon10:07:215
2682599150,6cyclictest0-21swapper/511:42:475
2682599150,5cyclictest1-21systemd09:52:255
17382150,0sleep50-21swapper/510:56:505
93622140,0sleep60-21swapper/612:18:286
41652140,0sleep74159-21sshd10:34:497
281702140,0sleep70-21swapper/709:38:517
2682599142,4cyclictest0-21swapper/509:11:475
2682599142,3cyclictest0-21swapper/510:38:085
2682599140,8cyclictest0-21swapper/511:07:445
2682599140,7cyclictest0-21swapper/510:49:205
2682599140,7cyclictest0-21swapper/510:49:205
2682599140,7cyclictest0-21swapper/510:21:235
2682599140,6cyclictest13608-21sshd11:01:125
2682599140,5cyclictest15414-21sshd11:53:075
2682599140,4cyclictest717-21systemd-logind11:16:355
2682599140,3cyclictest6848-21systemd-cgroups11:55:245
2680599148,4cyclictest25-21ksoftirqd/111:23:591
26799991411,2cyclictest698-21dbus-daemon09:48:490
258132140,0sleep60-21swapper/609:41:556
224632140,1sleep122465-21grepconf.sh11:02:061
191202140,0sleep00-21swapper/010:30:020
82082130,0sleep2311rcuc/210:47:502
3122130,0sleep70-21swapper/709:19:297
2683699138,5cyclictest0-21swapper/711:26:077
2683699130,0cyclictest0-21swapper/710:07:467
2682599133,5cyclictest0-21swapper/509:24:175
2682599132,3cyclictest17682-21sshd11:20:585
2682599131,4cyclictest0-21swapper/512:11:285
2682599130,6cyclictest717-21systemd-logind12:14:095
2682599130,6cyclictest3706-21bash10:25:295
2682599130,6cyclictest29225-21bash12:30:005
2682599130,6cyclictest0-21swapper/509:38:065
2682599130,5cyclictest3361-21grepconf.sh09:39:315
2682599130,5cyclictest29359-21cut09:58:515
2682599130,5cyclictest11799-21sshd11:46:145
2682599130,3cyclictest3605-21systemd-cgroups10:09:165
2682599130,3cyclictest25450-21systemd-cgroups09:15:315
2682599130,3cyclictest25450-21systemd-cgroups09:15:315
2682599130,12cyclictest21675-21sshd09:54:395
2682599130,12cyclictest19553-21kworker/5:310:15:015
2680599138,3cyclictest25-21ksoftirqd/112:31:521
26805991312,0cyclictest241ktimersoftd/109:44:281
2680599130,13cyclictest9338-21kworker/1:109:28:411
201232130,0sleep60-21swapper/610:55:236
2683699126,1cyclictest0-21swapper/709:33:527
2683699125,2cyclictest20121-21systemd12:06:307
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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