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2026-06-28 - 12:02
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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 rack1slot3.osadl.org (updated Sun Jun 28, 2026 00:43:47)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
112375991413,0cyclictest0-21swapper/300:26:323
112375991313,0cyclictest0-21swapper/323:02:333
112375991313,0cyclictest0-21swapper/321:58:023
112375991313,0cyclictest0-21swapper/320:21:463
112375991313,0cyclictest0-21swapper/319:58:133
112375991313,0cyclictest0-21swapper/319:54:083
112375991313,0cyclictest0-21swapper/319:37:453
112375991313,0cyclictest0-21swapper/319:34:403
112375991312,0cyclictest0-21swapper/323:48:393
112375991312,0cyclictest0-21swapper/322:35:553
112375991312,0cyclictest0-21swapper/322:23:383
112375991312,0cyclictest0-21swapper/320:28:573
112375991312,0cyclictest0-21swapper/320:09:303
112375991312,0cyclictest0-21swapper/319:41:503
112375991212,0cyclictest0-21swapper/323:51:433
112375991212,0cyclictest0-21swapper/323:18:563
112375991212,0cyclictest0-21swapper/322:52:193
112375991212,0cyclictest0-21swapper/322:08:173
112375991212,0cyclictest0-21swapper/321:40:383
112375991212,0cyclictest0-21swapper/320:43:183
112375991212,0cyclictest0-21swapper/319:26:293
112375991212,0cyclictest0-21swapper/300:33:423
112375991212,0cyclictest0-21swapper/300:10:093
112375991211,0cyclictest0-21swapper/322:56:253
112375991211,0cyclictest0-21swapper/321:50:193
112375991211,0cyclictest0-21swapper/319:20:213
112375991211,0cyclictest0-21swapper/319:15:013
112375991210,1cyclictest0-21swapper/322:40:133
112375991210,1cyclictest0-21swapper/320:04:073
11237599120,11cyclictest0-21swapper/320:15:013
11237599120,10cyclictest0-21swapper/320:30:133
11237599120,0cyclictest0-21swapper/321:25:143
112375991111,0cyclictest0-21swapper/321:08:533
112375991111,0cyclictest0-21swapper/320:52:303
112375991111,0cyclictest0-21swapper/319:46:583
112375991111,0cyclictest0-21swapper/300:07:033
112375991110,0cyclictest0-21swapper/323:27:073
112375991110,0cyclictest0-21swapper/322:30:493
11237599110,11cyclictest0-21swapper/323:30:123
11237599110,11cyclictest0-21swapper/300:15:213
11237599110,0cyclictest0-21swapper/321:30:103
11237599110,0cyclictest0-21swapper/321:25:013
11237599109,0cyclictest0-21swapper/322:26:433
11237599109,0cyclictest0-21swapper/321:04:483
112375991010,0cyclictest0-21swapper/322:01:073
112375991010,0cyclictest0-21swapper/321:47:473
112375991010,0cyclictest0-21swapper/320:35:103
11237599100,10cyclictest0-21swapper/322:10:173
11237599100,10cyclictest0-21swapper/322:10:163
1123759999,0cyclictest0-21swapper/323:10:123
1123759999,0cyclictest0-21swapper/321:12:593
1123759998,0cyclictest0-21swapper/323:35:203
1123759998,0cyclictest0-21swapper/323:20:123
1123759998,0cyclictest0-21swapper/323:08:013
1123759998,0cyclictest0-21swapper/300:02:593
1123759997,1cyclictest0-21swapper/320:45:123
1123759990,8cyclictest0-21swapper/323:55:123
12959880,7rtkit-daemon556-21hwrng20:41:141
1123759988,0cyclictest0-21swapper/323:40:263
1123759988,0cyclictest0-21swapper/320:59:413
1123759988,0cyclictest0-21swapper/320:15:003
1123759988,0cyclictest0-21swapper/300:23:263
110282281,4sleep30-21swapper/319:05:013
1123759977,0cyclictest0-21swapper/322:17:303
1123759977,0cyclictest0-21swapper/321:36:203
1123759977,0cyclictest0-21swapper/321:17:043
1123759970,0cyclictest0-21swapper/322:46:513
12959860,3rtkit-daemon190257-21sed22:20:161
1123759966,0cyclictest0-21swapper/300:39:503
1123759960,5cyclictest0-21swapper/319:15:003
135942255,0sleep2556-21hwrng20:05:242
12959850,3rtkit-daemon422-21systemd-journal23:15:001
12959850,3rtkit-daemon422-21systemd-journal21:59:571
12959850,2rtkit-daemon1-21systemd19:05:021
12959850,0rtkit-daemon0-21swapper/121:49:071
224053240,3sleep2224211-21/usr/sbin/munin23:40:162
222122240,3sleep0222295-21sensors_temp23:35:190
12959840,2rtkit-daemon772-21snmpd22:37:441
12959840,2rtkit-daemon772-21snmpd21:41:551
12959840,2rtkit-daemon772-21snmpd19:45:211
12959840,2rtkit-daemon243008-21ntpq00:25:181
12959840,2rtkit-daemon238570-21irqstats00:15:171
12959840,2rtkit-daemon1299-21sendmail-mta22:09:001
12959840,2rtkit-daemon1-21systemd23:49:181
12959840,2rtkit-daemon1-21systemd23:39:431
12959840,2rtkit-daemon1-21systemd23:07:361
12959840,2rtkit-daemon1-21systemd23:01:521
12959840,2rtkit-daemon1-21systemd22:01:081
12959840,2rtkit-daemon114332-21munin-node21:15:031
12959840,1rtkit-daemon187422-21apt-get22:15:111
12959840,1rtkit-daemon1-21systemd23:12:461
12959840,1rtkit-daemon1-21systemd00:37:441
12959840,0rtkit-daemon333-21plymouthd21:20:241
125365240,3sleep1125514-21ntp_states19:40:181
110966241,1sleep20-21swapper/219:05:162
234323230,2sleep0233892-21/usr/sbin/munin00:05:170
225518230,1sleep2225544-21apt-get23:45:142
191292232,1sleep0152518-21kworker/0:2+events22:24:390
189506231,1sleep2189532-21apt-get22:20:112
177094230,2sleep2177372-21cstates21:50:152
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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