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2026-04-29 - 14:50
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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 Wed Apr 29, 2026 12:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
274832770,0sleep00-21swapper/009:10:050
91582740,0sleep00-21swapper/011:50:160
277832540,0sleep30-21swapper/309:16:253
254172540,0sleep30-21swapper/311:14:553
21162520,1sleep1721-21dbus-daemon10:21:501
238682510,0sleep70-21swapper/710:32:387
238682510,0sleep70-21swapper/710:32:387
104432510,0sleep60-21swapper/610:07:146
96192500,0sleep00-21swapper/012:22:590
90422500,1sleep59045-21bash10:14:425
195022500,1sleep4758-21runrttasks12:29:284
1263325026,9sleep60-21swapper/607:04:496
77052490,1sleep37643-21sshd12:07:253
240192490,0sleep30-21swapper/310:15:283
221542490,0sleep1231rcuc/109:35:211
221542490,0sleep1231rcuc/109:35:211
216372490,0sleep7711rcuc/709:48:497
194142490,1sleep119416-21sshd10:53:461
1490924926,8sleep20-21swapper/207:07:092
206052480,0sleep10-21swapper/110:55:381
51382470,1sleep75134-21systemd10:58:417
283922470,0sleep70-21swapper/709:20:137
147212470,1sleep714720-21sshd10:26:217
98252460,0sleep30-21swapper/312:30:393
3822460,0sleep30-21swapper/310:12:153
205622460,0sleep40-21swapper/409:11:534
117732460,1sleep773-21ksoftirqd/710:24:217
200412450,1sleep4758-21runrttasks12:06:134
166952450,0sleep50-21swapper/511:23:545
319582440,0sleep731960-21grepconf.sh11:41:587
274822440,0sleep70-21swapper/711:35:497
274822440,0sleep70-21swapper/711:35:497
40542430,0sleep10-21swapper/110:16:141
226252430,0sleep222494-21nfsd407:19:572
157022430,0sleep30-21swapper/311:31:203
134222430,0sleep40-21swapper/411:36:584
134222430,0sleep40-21swapper/411:36:584
95352420,0sleep50-21swapper/510:57:025
214982420,0sleep00-21swapper/011:31:410
188222420,0sleep40-21swapper/409:48:384
185582420,0sleep60-21swapper/611:39:166
185582420,0sleep60-21swapper/611:39:166
103792420,1sleep71531899cyclictest11:23:327
38412410,0sleep50-21swapper/511:08:005
317432410,0sleep10-21swapper/109:24:241
201482410,0sleep520137-21sshd11:37:235
201482410,0sleep520137-21sshd11:37:235
1500924128,9sleep40-21swapper/407:08:234
1486924130,8sleep70-21swapper/707:06:347
123882410,0sleep70-21swapper/709:59:467
38682400,0sleep20-21swapper/210:04:532
1494824029,8sleep10-21swapper/107:07:321
1478024027,9sleep50-21swapper/507:05:205
48562390,0sleep017370-21kworker/u16:511:11:470
280092390,0sleep40-21swapper/411:05:344
268672390,0sleep00-21swapper/009:24:070
1487123927,8sleep00-21swapper/007:06:350
1263923927,9sleep30-21swapper/307:04:543
10962390,0sleep30-21swapper/311:00:133
60522380,0sleep00-21swapper/012:18:590
244762380,0sleep50-21swapper/509:58:325
147312380,0sleep70-21swapper/712:17:307
117322370,2sleep31528799cyclictest10:39:383
197272320,0sleep00-21swapper/010:44:080
1529599227,3cyclictest49-21ksoftirqd/411:50:334
15295992210,3cyclictest49-21ksoftirqd/410:11:034
15302992110,2cyclictest22476-21sshd10:40:095
1529599219,1cyclictest49-21ksoftirqd/411:26:034
1529599215,3cyclictest49-21ksoftirqd/410:42:414
15295992116,3cyclictest49-21ksoftirqd/410:16:264
15295992113,3cyclictest49-21ksoftirqd/409:49:484
85392200,0sleep00-21swapper/009:28:470
1529599207,2cyclictest49-21ksoftirqd/412:13:374
1529599201,3cyclictest49-21ksoftirqd/409:35:274
1529599201,3cyclictest49-21ksoftirqd/409:35:274
15273992017,1cyclictest25-21ksoftirqd/110:36:591
15273992017,1cyclictest25-21ksoftirqd/109:58:111
91222190,0sleep2758-21runrttasks12:03:472
85312190,1sleep09-21ksoftirqd/012:03:450
220852190,0sleep20-21swapper/212:15:572
15295991915,3cyclictest464-21systemd-journal11:55:234
15273991917,1cyclictest25-21ksoftirqd/109:19:261
15273991914,3cyclictest25-21ksoftirqd/109:13:541
15273991914,1cyclictest25-21ksoftirqd/112:01:301
253472180,1sleep325348-21grepconf.sh11:43:383
15302991812,5cyclictest23652-21sshd09:35:275
15302991812,5cyclictest23652-21sshd09:35:275
1529599186,1cyclictest49-21ksoftirqd/410:36:384
1529599186,1cyclictest49-21ksoftirqd/410:23:284
1529599186,1cyclictest49-21ksoftirqd/409:31:314
1529599185,3cyclictest49-21ksoftirqd/412:00:274
1529599183,3cyclictest49-21ksoftirqd/409:55:264
1529599183,1cyclictest49-21ksoftirqd/410:32:444
1529599183,1cyclictest49-21ksoftirqd/410:32:444
15295991816,1cyclictest49-21ksoftirqd/412:18:074
15295991814,1cyclictest49-21ksoftirqd/412:31:374
15295991811,4cyclictest49-21ksoftirqd/411:44:584
1529599180,1cyclictest131rcu_sched10:08:104
1527399187,3cyclictest25-21ksoftirqd/112:10:501
15273991815,2cyclictest25-21ksoftirqd/111:01:001
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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