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2025-11-25 - 22:39
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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 Tue Nov 25, 2025 12:43:28)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
182052920,1sleep21633899cyclictest08:49:282
111032730,2sleep71637899cyclictest09:58:367
1606627248,8sleep70-21swapper/706:52:357
111602720,0sleep30-21swapper/310:31:243
25932530,0sleep10-21swapper/109:29:231
25932530,0sleep10-21swapper/109:29:231
16323995250,1cyclictest28104-21nfsd12:04:090
1601525027,9sleep10-21swapper/106:51:491
182902490,0sleep50-21swapper/510:57:055
1371824927,8sleep30-21swapper/306:49:183
29322480,0sleep72931-21sshd11:10:527
76622470,0sleep20-21swapper/212:21:512
320822470,0sleep70-21swapper/710:52:187
228582470,0sleep10-21swapper/112:08:451
1616324725,8sleep60-21swapper/606:53:466
318452460,0sleep10-21swapper/109:16:091
165262460,0sleep10-21swapper/110:53:561
119272450,1sleep5551rcuc/509:11:095
44322440,0sleep20-21swapper/209:00:172
213282440,0sleep40-21swapper/409:53:214
211502440,0sleep0111rcuc/009:56:290
74322430,2sleep01632399cyclictest11:26:230
48142430,0sleep60-21swapper/609:39:136
235522430,0sleep21-21systemd10:05:282
115582430,0sleep4481ktimersoftd/412:02:074
276642420,0sleep30-21swapper/311:04:003
96522410,0sleep60-21swapper/609:52:106
47742410,0sleep00-21swapper/011:08:050
1591124129,8sleep40-21swapper/406:50:244
157752410,1sleep01632399cyclictest11:48:420
197962400,1sleep719798-21id09:40:267
1618024027,9sleep50-21swapper/506:54:015
1590624026,10sleep00-21swapper/006:50:200
215872390,0sleep50-21swapper/511:49:115
1362523927,8sleep20-21swapper/206:49:172
130152390,0sleep60-21swapper/611:59:296
77142380,0sleep60-21swapper/610:43:526
200972360,0sleep70-21swapper/709:59:247
164762350,1sleep585450irq/26-em1-tx-010:10:365
302042340,0sleep10-21swapper/109:09:451
16378992715,5cyclictest0-21swapper/710:46:307
1637899250,24cyclictest1531-21kworker/7:112:04:097
1637899247,0cyclictest0-21swapper/708:19:367
1637899247,0cyclictest0-21swapper/707:23:367
1637899247,0cyclictest0-21swapper/707:23:367
16378992110,0cyclictest0-21swapper/706:57:347
1637899210,15cyclictest0-21swapper/707:03:187
264992200,0sleep40-21swapper/409:31:344
264992200,0sleep40-21swapper/409:31:344
1637899208,6cyclictest0-21swapper/711:53:267
1637899208,6cyclictest0-21swapper/708:16:467
1637899208,6cyclictest0-21swapper/708:11:587
1637899208,6cyclictest0-21swapper/707:43:547
1637899208,6cyclictest0-21swapper/707:26:387
1637899208,6cyclictest0-21swapper/707:16:087
1637899208,12cyclictest0-21swapper/711:21:407
1637899208,0cyclictest0-21swapper/707:49:207
1637899202,0cyclictest0-21swapper/711:31:527
1637899198,5cyclictest0-21swapper/712:19:367
1637899198,5cyclictest0-21swapper/712:17:347
1637899198,5cyclictest0-21swapper/711:39:487
1637899198,5cyclictest0-21swapper/711:35:447
1637899198,5cyclictest0-21swapper/710:58:147
1637899198,5cyclictest0-21swapper/710:14:387
1637899198,5cyclictest0-21swapper/709:20:547
1637899198,5cyclictest0-21swapper/709:05:027
1637899198,5cyclictest0-21swapper/708:34:167
1637899198,5cyclictest0-21swapper/708:29:247
1637899198,5cyclictest0-21swapper/708:24:167
1637899198,5cyclictest0-21swapper/707:46:187
1637899198,5cyclictest0-21swapper/707:35:027
1637899198,5cyclictest0-21swapper/707:04:207
1637899198,0cyclictest0-21swapper/712:09:367
1637899198,0cyclictest0-21swapper/711:45:487
1637899198,0cyclictest0-21swapper/711:24:547
1637899198,0cyclictest0-21swapper/711:05:087
1637899198,0cyclictest0-21swapper/709:27:067
1637899198,0cyclictest0-21swapper/709:14:527
1637899198,0cyclictest0-21swapper/709:12:267
1637899198,0cyclictest0-21swapper/708:55:587
1637899198,0cyclictest0-21swapper/708:48:207
1637899198,0cyclictest0-21swapper/708:05:347
1637899198,0cyclictest0-21swapper/707:55:507
1637899197,6cyclictest0-21swapper/708:39:187
1637899197,0cyclictest0-21swapper/710:24:007
1637899197,0cyclictest0-21swapper/710:13:547
1637899197,0cyclictest0-21swapper/707:09:367
1637899191,6cyclictest0-21swapper/708:02:427
1637899191,12cyclictest0-21swapper/709:37:007
1637899191,0cyclictest0-21swapper/710:40:367
225532180,0sleep20-21swapper/209:15:142
1637899187,6cyclictest0-21swapper/707:29:427
1637899187,5cyclictest0-21swapper/710:38:087
1637899187,5cyclictest0-21swapper/709:50:007
1637899187,5cyclictest0-21swapper/708:50:327
1637899187,0cyclictest0-21swapper/711:17:407
1637899187,0cyclictest0-21swapper/710:32:567
1637899187,0cyclictest0-21swapper/710:25:127
1637899187,0cyclictest0-21swapper/709:03:287
1637199180,17cyclictest8421-21sshd11:05:126
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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