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2026-08-20 - 06:21
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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 rack7slot0.osadl.org (updated Thu Aug 20, 2026 00:43:50)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
112750660,0irq/25-eth00-21swapper/319:05:233
112750650,0irq/25-eth00-21swapper/119:06:071
112750540,0irq/25-eth00-21swapper/219:06:212
120650380,0irq/26-eth1-rx-0-21swapper/019:08:430
11112991817,0cyclictest8953-21id21:43:443
112750160,0irq/25-eth03043-21diskmemload23:14:443
1111299160,0cyclictest0-21swapper/320:35:123
1111299150,0cyclictest21165-21sshd21:59:563
11109991511,0cyclictest14612-21sshd21:11:110
351140,0ktimersoftd/39293-21sshd23:23:553
1111299141,0cyclictest1539-21sshd22:05:223
1111299141,0cyclictest1539-21sshd22:05:223
1111299140,0cyclictest0-21swapper/323:01:523
11111991413,0cyclictest0-21swapper/223:28:402
11111991412,0cyclictest0-21swapper/222:31:092
1111199140,0cyclictest30839-21sshd22:38:012
11110991412,0cyclictest0-21swapper/121:46:331
1110999140,0cyclictest10499-21sshd23:46:170
41130,0ktimersoftd/019293-21munin-node22:40:180
41130,0ktimersoftd/00-21swapper/021:31:400
112750130,0irq/25-eth013459-21sshd23:54:083
11112991312,0cyclictest22422-21sshd00:17:293
11112991312,0cyclictest0-21swapper/323:46:273
11112991312,0cyclictest0-21swapper/321:52:033
11112991312,0cyclictest0-21swapper/321:52:023
1111299130,0cyclictest3043-21diskmemload22:20:123
1111299130,0cyclictest20054-21sshd21:26:283
1111299130,0cyclictest0-21swapper/320:40:473
11111991313,0cyclictest29672-21sshd23:37:222
11111991312,0cyclictest0-21swapper/223:51:192
11111991312,0cyclictest0-21swapper/222:11:042
11111991312,0cyclictest0-21swapper/221:40:232
11111991311,0cyclictest3493-21bash23:41:472
1111199131,0cyclictest0-21swapper/220:05:152
1111199130,0cyclictest0-21swapper/222:20:282
1111199130,0cyclictest0-21swapper/220:35:202
11110991312,0cyclictest5604-21sshd22:01:451
11110991312,0cyclictest0-21swapper/121:42:351
1111099130,0cyclictest3043-21diskmemload22:46:011
11109991311,0cyclictest30429-21sshd00:10:540
11109991311,0cyclictest21682-21sshd22:25:470
1110999130,0cyclictest0-21swapper/023:27:200
1110999130,0cyclictest0-21swapper/022:05:540
1110999130,0cyclictest0-21swapper/022:05:540
41120,0ktimersoftd/00-21swapper/021:24:580
41120,0ktimersoftd/00-21swapper/000:35:200
191120,0ktimersoftd/10-21swapper/119:40:161
1599120,0watchdog/022751-21sshd00:32:210
112750120,0irq/25-eth00-21swapper/322:04:003
112750120,0irq/25-eth00-21swapper/222:57:452
11112991211,0cyclictest3043-21diskmemload23:19:033
11112991211,0cyclictest14186-21fw_packets00:05:173
11112991211,0cyclictest0-21swapper/322:40:143
11112991211,0cyclictest0-21swapper/321:37:173
11112991211,0cyclictest0-21swapper/321:19:023
11112991211,0cyclictest0-21swapper/300:34:543
11112991211,0cyclictest0-21swapper/300:22:153
1111299120,0cyclictest5572-21sshd22:50:013
1111299120,0cyclictest26145-21sshd23:29:373
1111299120,0cyclictest0-21swapper/300:03:243
11111991211,0cyclictest7267-21sshd00:04:322
11111991211,0cyclictest31395-21sshd21:31:262
11111991211,0cyclictest0-21swapper/223:57:562
11111991210,0cyclictest112750irq/25-eth022:40:542
1111199120,0cyclictest0-21swapper/223:09:222
11110991212,0cyclictest0-21swapper/122:28:291
11110991212,0cyclictest0-21swapper/122:08:381
11110991212,0cyclictest0-21swapper/122:08:371
11110991212,0cyclictest0-21swapper/100:20:491
11110991211,0cyclictest29222-21bash21:38:381
11110991211,0cyclictest14633-21bash23:05:471
11110991211,0cyclictest0-21swapper/123:35:371
11110991211,0cyclictest0-21swapper/122:17:401
11110991211,0cyclictest0-21swapper/121:30:441
11110991211,0cyclictest0-21swapper/100:27:391
11110991210,0cyclictest0-21swapper/121:54:261
11110991210,0cyclictest0-21swapper/121:54:261
11110991210,0cyclictest0-21swapper/121:24:211
1111099120,0cyclictest31769-21sshd23:52:271
1111099120,0cyclictest0-21swapper/123:45:501
1111099120,0cyclictest0-21swapper/122:30:271
1111099120,0cyclictest0-21swapper/100:14:121
1110999129,0cyclictest3-21ksoftirqd/021:56:000
11109991212,0cyclictest0-21swapper/023:38:570
11109991211,0cyclictest27966-21rm23:59:310
11109991211,0cyclictest21452-21bash23:21:310
11109991211,0cyclictest0-21swapper/023:33:090
11109991211,0cyclictest0-21swapper/023:10:570
11109991210,0cyclictest3043-21diskmemload23:08:040
11109991210,0cyclictest0-21swapper/000:04:160
1110999120,0cyclictest0-21swapper/021:17:370
41110,0ktimersoftd/00-21swapper/022:50:590
120650110,0irq/26-eth1-rx-0-21swapper/000:21:310
112750110,0irq/25-eth03399migration/322:13:313
112750110,0irq/25-eth02890-21fw_forwarded_lo00:15:120
112750110,0irq/25-eth011208-21sshd00:12:283
112750110,0irq/25-eth00-21swapper/323:32:243
112750110,0irq/25-eth00-21swapper/320:50:133
11112991111,0cyclictest0-21swapper/323:06:363
11112991111,0cyclictest0-21swapper/322:58:353
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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