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2025-05-09 - 05:58
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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 rackeslot2.osadl.org (updated Fri May 09, 2025 00:43:58)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
339863121030,2sleep30-21swapper/319:35:243
36508042350,1sleep10-21swapper/122:26:101
35482622330,2sleep30-21swapper/321:30:093
25010912917,4phc2sys0-21swapper/323:05:193
3363809992824,2cyclictest0-21swapper/123:20:011
3363808992616,6cyclictest3813332-21irqcore00:00:260
3363808992611,1cyclictest3811766-21ssh00:00:010
25010912518,3phc2sys0-21swapper/321:25:343
25010912517,2phc2sys0-21swapper/323:54:153
25010912514,2phc2sys0-21swapper/321:48:513
25010912418,2phc2sys0-21swapper/320:43:573
25010912417,2phc2sys0-21swapper/323:10:073
25010912417,2phc2sys0-21swapper/323:00:183
25010912417,2phc2sys0-21swapper/321:54:513
25010912417,2phc2sys0-21swapper/319:55:173
25010912417,2phc2sys0-21swapper/319:26:233
25010912417,2phc2sys0-21swapper/319:23:193
25010912417,2phc2sys0-21swapper/319:15:093
25010912417,2phc2sys0-21swapper/319:13:093
25010912417,2phc2sys0-21swapper/300:35:273
25010912416,2phc2sys0-21swapper/322:07:443
352747122318,3sleep30-21swapper/321:15:563
3363808992312,6cyclictest0-21swapper/021:30:000
25010912318,3phc2sys0-21swapper/323:55:473
25010912318,3phc2sys0-21swapper/300:27:533
25010912317,3phc2sys0-21swapper/323:45:253
25010912317,3phc2sys0-21swapper/323:36:273
25010912317,3phc2sys0-21swapper/322:30:143
25010912317,3phc2sys0-21swapper/320:55:233
25010912317,2phc2sys0-21swapper/323:42:373
25010912317,2phc2sys0-21swapper/322:58:493
25010912317,2phc2sys0-21swapper/322:49:203
25010912317,2phc2sys0-21swapper/322:49:193
25010912317,2phc2sys0-21swapper/322:39:463
25010912317,2phc2sys0-21swapper/322:27:233
25010912317,2phc2sys0-21swapper/321:13:033
25010912317,2phc2sys0-21swapper/321:01:213
25010912317,2phc2sys0-21swapper/320:51:473
25010912317,2phc2sys0-21swapper/320:28:033
25010912317,2phc2sys0-21swapper/320:07:113
25010912317,2phc2sys0-21swapper/300:30:313
25010912317,2phc2sys0-21swapper/300:04:453
25010912315,2phc2sys0-21swapper/322:11:393
374910222218,2sleep30-21swapper/323:23:573
365119122218,2sleep20-21swapper/222:26:482
351848422218,2sleep20-21swapper/221:10:372
346479522218,2sleep30-21swapper/320:30:233
3363810992219,1cyclictest0-21swapper/200:05:002
3363808992219,2cyclictest3369910-21aten_repower_cu19:15:010
3363808992213,5cyclictest3363806-21cyclictest22:57:010
25010912217,3phc2sys0-21swapper/323:25:453
25010912217,3phc2sys0-21swapper/323:15:393
25010912217,3phc2sys0-21swapper/322:43:293
25010912217,3phc2sys0-21swapper/322:20:243
25010912217,3phc2sys0-21swapper/322:15:443
25010912217,3phc2sys0-21swapper/321:41:113
25010912217,3phc2sys0-21swapper/321:20:433
25010912217,3phc2sys0-21swapper/321:06:293
25010912217,3phc2sys0-21swapper/320:48:013
25010912217,3phc2sys0-21swapper/320:04:093
25010912217,3phc2sys0-21swapper/319:52:353
25010912217,3phc2sys0-21swapper/319:42:573
25010912217,3phc2sys0-21swapper/319:32:473
25010912217,3phc2sys0-21swapper/300:15:193
25010912217,3phc2sys0-21swapper/300:08:493
25010912216,2phc2sys0-21swapper/322:00:083
25010912216,2phc2sys0-21swapper/321:59:133
388048422117,2sleep20-21swapper/200:36:262
387145222117,2sleep20-21swapper/200:31:092
385559822117,2sleep20-21swapper/200:24:002
384676722117,2sleep20-21swapper/200:18:592
382689222117,2sleep20-21swapper/200:05:442
380941922117,2sleep20-21swapper/223:56:262
379313822117,2sleep20-21swapper/223:48:292
378465922117,2sleep20-21swapper/223:44:002
377507822117,2sleep20-21swapper/223:37:462
374142122117,2sleep20-21swapper/223:20:072
372986822117,2sleep20-21swapper/223:11:132
369484622117,2sleep20-21swapper/222:51:332
368805222117,2sleep20-21swapper/222:49:492
368805222117,2sleep20-21swapper/222:49:492
366870122117,2sleep20-21swapper/222:36:462
366039622117,2sleep20-21swapper/222:32:292
364282122117,2sleep20-21swapper/222:22:272
361849022117,2sleep20-21swapper/222:10:052
360974322117,2sleep20-21swapper/222:05:092
360790622117,2sleep20-21swapper/222:02:402
359876222117,2sleep20-21swapper/221:57:032
358049422117,2sleep20-21swapper/221:45:532
357175922117,2sleep20-21swapper/221:40:552
356444822117,2sleep20-21swapper/221:38:202
354550222117,2sleep20-21swapper/221:26:412
352812722117,2sleep20-21swapper/221:16:592
346003022117,2sleep20-21swapper/220:25:262
345726522117,2sleep20-21swapper/220:21:322
344732922117,2sleep20-21swapper/220:15:242
340253322117,2sleep20-21swapper/219:39:332
336380999214,3cyclictest3438308-21taskset20:05:291
3363809992118,2cyclictest3547892-21apt-config21:30:001
3363809992118,2cyclictest3363806-21cyclictest23:40:001
3363809992117,3cyclictest3485114-21cut20:45:261
3363809992114,3cyclictest3867345-21kthreadcore00:30:281
3363808992118,2cyclictest3439289-21apt-key20:10:000
25010912117,2phc2sys0-21swapper/323:34:413
25010912117,2phc2sys0-21swapper/323:34:413
25010912117,2phc2sys0-21swapper/322:50:343
25010912117,2phc2sys0-21swapper/320:35:293
25010912117,2phc2sys0-21swapper/300:24:113
25010912117,2phc2sys0-21swapper/300:10:253
372075922017,2sleep20-21swapper/223:05:362
353880222017,2sleep20-21swapper/221:25:002
348766822017,2sleep20-21swapper/220:47:502
347536922017,2sleep20-21swapper/220:35:562
344502722017,2sleep20-21swapper/220:10:462
343879722017,2sleep20-21swapper/220:07:222
343290822017,2sleep20-21swapper/220:04:212
342046222017,2sleep20-21swapper/219:50:502
341454722017,2sleep20-21swapper/219:47:472
338386722017,2sleep20-21swapper/219:21:532
336402122017,2sleep20-21swapper/219:10:072
3363809992017,2cyclictest8799-21cron21:05:001
3363809992017,2cyclictest3758990-21grep23:30:021
3363809992017,2cyclictest3526811-21mailstats21:15:271
3363809992013,3cyclictest3706508-21/usr/sbin/munin23:00:241
3363808992016,3cyclictest3759224-21kworker/u16:3+nfsiod23:33:350
3363808992016,3cyclictest3759224-21kworker/u16:3+nfsiod23:33:340
3363808992014,5cyclictest3778374-21kthreadcore23:40:250
3363808992013,6cyclictest1695-21dbus-daemon23:40:000
3363808992010,5cyclictest0-21swapper/022:55:010
25010912017,2phc2sys0-21swapper/320:17:233
25010912017,2phc2sys0-21swapper/320:13:213
25010912017,2phc2sys0-21swapper/319:48:573
3363810991916,1cyclictest0-21swapper/223:35:002
3363810991916,1cyclictest0-21swapper/223:35:002
3363810991916,1cyclictest0-21swapper/219:20:012
3363810991916,1cyclictest0-21swapper/219:10:022
3363809991912,3cyclictest3835581-21timedrift00:10:321
3363808991915,2cyclictest3451661-21systemd-run20:20:010
336380899191,14cyclictest0-21swapper/022:49:360
336380899191,14cyclictest0-21swapper/022:49:350
3363808991910,5cyclictest3797414-21kthreadcore23:50:240
3363810991815,1cyclictest0-21swapper/223:15:282
3363810991815,1cyclictest0-21swapper/221:00:012
3363809991815,2cyclictest3820625-21systemd00:05:011
3363809991815,2cyclictest3500314-21/usr/sbin/munin21:00:011
3363809991815,2cyclictest3475734-21munin-run20:40:011
3363809991815,2cyclictest3427002-21systemd-run20:00:021
3363809991815,2cyclictest2240602-1atopacctd19:20:011
3363809991815,2cyclictest1731-21in:imuxsock20:55:011
3363809991815,2cyclictest0-21swapper/119:15:021
3363809991811,3cyclictest3804730-21kthreadcore23:55:231
3363808991815,2cyclictest3882835-21systemd-run00:40:010
3363808991815,2cyclictest3670733-21sh22:40:000
3363808991815,2cyclictest3402576-21cron19:40:000
3363808991810,4cyclictest3585254-21kthreadcore21:50:260
3363810991715,1cyclictest0-21swapper/219:30:022
336380999172,10cyclictest3445372-21latency_hist20:15:011
3363809991714,2cyclictest3488064-21kworker/u16:2-events_power_efficient21:15:011
3363809991714,2cyclictest3384480-21sh19:25:001
3363809991714,2cyclictest3363918-21cut19:10:021
3363809991714,2cyclictest0-21swapper/122:10:001
3363809991714,2cyclictest0-21swapper/119:40:021
336380899178,5cyclictest3794249-21latency_hist23:50:010
3363808991713,2cyclictest3494188-21latency_hist20:55:010
3363808991711,5cyclictest3834753-21kthreadcore00:10:270
3363808991711,4cyclictest0-21swapper/022:35:010
3363808991711,2cyclictest3552779-21kthreadcore21:30:250
3363808991711,2cyclictest17350irq/127-ahci[0000:00:17.0]23:05:020
25010911714,1phc2sys0-21swapper/321:36:493
3363810991614,1cyclictest0-21swapper/221:30:202
3363810991613,1cyclictest0-21swapper/200:30:012
336380999169,3cyclictest3494259-21kworker/u16:3-nfsiod21:22:311
3363809991613,2cyclictest3600635-21systemd-run22:00:011
3363809991613,2cyclictest3481814-21munin-plugin-st20:45:011
3363809991613,2cyclictest3451436-21sh20:20:001
3363809991613,2cyclictest3428337-21irqrtprio20:00:211
3363809991613,2cyclictest3414832-21systemd-run19:50:021
3363809991613,2cyclictest1726-21systemd-logind21:45:001
3363809991613,2cyclictest1-21systemd22:20:011
3363809991613,2cyclictest0-21swapper/121:50:021
3363809991612,3cyclictest3571758-21kworker/u16:3+nfsiod22:03:131
336380999160,14cyclictest3588739-21chrt21:50:311
336380899169,4cyclictest3841587-21kthreadcore00:15:260
336380899169,3cyclictest3734076-21kthreadcore23:15:230
336380899168,4cyclictest0-21swapper/019:30:180
336380899165,6cyclictest0-21swapper/022:20:190
336380899164,4cyclictest1695-21dbus-daemon00:10:000
3363808991613,2cyclictest9244-21rtkit-daemon19:29:480
3363808991613,2cyclictest3729345-21unixbench_multi23:10:300
3363808991613,2cyclictest3575088-21cpuspeed_turbos21:45:190
3363808991613,2cyclictest3571399-21unixbench_multi21:40:290
3363808991613,2cyclictest3522862-21cut21:15:220
3363808991613,2cyclictest3463682-21cut20:30:010
3363808991613,2cyclictest2240602-1atopacctd00:25:250
3363808991613,2cyclictest1695-21dbus-daemon22:05:020
3363808991612,3cyclictest3688342-21kworker/u16:0+nfsiod23:20:090
3363808991610,5cyclictest0-21swapper/023:05:260
336380899160,1cyclictest0-21swapper/022:15:170
25010911610,2phc2sys0-21swapper/320:24:583
924598150,6rtkit-daemon2015-21snmpd23:27:260
336381099151,6cyclictest0-21swapper/220:50:142
3363810991513,1cyclictest0-21swapper/223:00:232
336381099151,2cyclictest0-21swapper/222:20:012
3363810991512,1cyclictest0-21swapper/223:53:462
3363810991512,1cyclictest0-21swapper/222:40:232
336380999153,7cyclictest3829557-21latency_hist00:10:011
3363809991512,2cyclictest3839056-21/usr/sbin/munin00:15:261
3363809991512,2cyclictest3644472-21kworker/u16:1-rpciod23:10:231
3363809991512,2cyclictest3512668-21sh21:10:021
3363809991512,2cyclictest1707-21polkitd00:30:021
3363809991512,2cyclictest0-21swapper/120:30:031
3363809991512,2cyclictest0-21swapper/100:25:021
3363809991511,3cyclictest3644472-21kworker/u16:1+nfsiod23:41:071
3363809991511,3cyclictest3488064-21kworker/u16:2+nfsiod22:13:081
3363809991511,3cyclictest0-21swapper/122:55:021
3363808991513,1cyclictest3647916-21kthreadcore22:25:240
3363808991513,1cyclictest3512397-21diskmemload22:05:240
3363808991512,2cyclictest3618869-21cpuspeed22:10:190
3363808991512,2cyclictest3469682-21munin-run20:35:000
3363808991512,2cyclictest3415107-21head19:50:150
3363808991512,2cyclictest3414300-21unixbench_multi19:45:300
3363808991512,2cyclictest1707-21polkitd19:45:000
3363808991512,2cyclictest1-21systemd00:35:020
3363808991511,3cyclictest3741124-21kworker/u16:2+nfsiod00:24:560
3363808991511,3cyclictest3547258-21kworker/u16:0+nfsiod21:37:330
924598140,3rtkit-daemon3507459-21smartctl21:05:210
3363810991412,1cyclictest0-21swapper/221:50:252
3363810991411,2cyclictest0-21swapper/219:30:582
3363810991411,1cyclictest0-21swapper/223:25:312
3363810991411,1cyclictest0-21swapper/220:35:012
3363810991411,1cyclictest0-21swapper/200:10:212
3363810991410,1cyclictest0-21swapper/222:55:172
336380999143,2cyclictest3415078-21apt-get19:50:141
336380999141,5cyclictest36-21ksoftirqd/122:55:021
3363809991411,2cyclictest3877349-21kthreadcore00:35:251
3363809991411,2cyclictest3797983-21kthreadcore23:50:231
3363809991411,2cyclictest3744016-21kthreadcore23:20:281
3363809991411,2cyclictest3672173-21cut22:40:221
3363809991411,2cyclictest3663222-21head22:35:221
3363809991411,2cyclictest3549425-21irqcore21:30:221
3363809991411,2cyclictest3363806-21cyclictest19:40:221
3363809991411,2cyclictest0-21swapper/119:30:021
3363809991411,1cyclictest0-21swapper/120:20:251
3363809991410,3cyclictest3668617-21kworker/u16:2+nfsiod22:49:321
3363809991410,3cyclictest3668617-21kworker/u16:2+nfsiod22:49:321
3363809991410,3cyclictest3654914-21irqrtprio22:30:211
3363809991410,3cyclictest3571758-21kworker/u16:3+nfsiod22:20:361
3363809991410,3cyclictest3488064-21kworker/u16:2+nfsiod21:35:281
336380999140,7cyclictest3762628-21kthreadcore23:30:271
336380999140,7cyclictest3762628-21kthreadcore23:30:261
336380899149,4cyclictest3513263-21cstates21:10:190
336380899149,4cyclictest2240602-1atopacctd19:55:220
336380899148,1cyclictest0-21swapper/020:40:140
336380899144,5cyclictest0-21swapper/021:57:200
3363808991412,1cyclictest3671495-21cpuspeed_turbos22:40:200
3363808991411,2cyclictest3535583-21processes21:20:280
3363808991411,2cyclictest3500364-21sh21:00:000
3363808991411,2cyclictest3441360-21kthreadcore20:10:240
3363808991411,2cyclictest3384274-21apt-key19:25:000
3363808991411,2cyclictest3363806-21cyclictest21:00:240
3363810991311,1cyclictest0-21swapper/221:00:212
3363810991311,1cyclictest0-21swapper/220:40:192
3363810991310,1cyclictest0-21swapper/221:05:252
3363810991310,1cyclictest0-21swapper/219:55:222
336380999139,2cyclictest0-21swapper/119:35:011
3363809991310,2cyclictest3787056-21irqrtprio23:45:231
3363809991310,2cyclictest3718061-21kthreadcore23:05:251
3363808991311,1cyclictest3453098-21kthreadcore20:20:200
3363808991310,2cyclictest3430020-21kthreadcore20:00:220
3363808991310,2cyclictest3372621-21cpuspeed_turbos19:15:180
336380899130,11cyclictest0-21swapper/020:45:180
3363810991210,1cyclictest0-21swapper/219:40:212
336380999129,2cyclictest3466004-21kthreadcore20:30:231
336380899125,2cyclictest11systemd19:10:010
336380899120,7cyclictest3470094-21head20:35:150
250109190,2phc2sys0-21swapper/319:05:183
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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