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2026-03-27 - 22:08
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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 Fri Mar 27, 2026 12:43:50)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
112750670,0irq/25-eth00-21swapper/307:08:123
120650640,0irq/26-eth1-rx-0-21swapper/007:05:140
112750630,0irq/25-eth00-21swapper/107:09:281
1687924520,0sleep20-21swapper/207:08:342
41190,0ktimersoftd/09016-21diskmemload11:36:480
351180,0ktimersoftd/327816-21sshd11:36:493
17068991817,0cyclictest0-21swapper/312:37:473
112750150,0irq/25-eth036-21ksoftirqd/312:21:453
17068991413,0cyclictest0-21swapper/311:18:553
1706699140,0cyclictest27975-21sshd11:32:351
17065991413,0cyclictest9016-21diskmemload11:55:430
112750140,0irq/25-eth00-21swapper/312:08:033
351130,0ktimersoftd/30-21swapper/311:58:593
17068991312,0cyclictest0-21swapper/312:01:543
17068991312,0cyclictest0-21swapper/310:02:563
17068991311,0cyclictest0-21swapper/312:33:503
1706899130,0cyclictest0-21swapper/311:14:453
1706899130,0cyclictest0-21swapper/309:11:083
1706899130,0cyclictest0-21swapper/309:11:083
17067991312,0cyclictest0-21swapper/212:14:362
17067991311,0cyclictest515-21timerwakeupswit11:20:212
17067991311,0cyclictest0-21swapper/209:53:342
17067991311,0cyclictest0-21swapper/209:19:112
17067991310,0cyclictest21871-21sshd12:18:482
1706799130,0cyclictest21500-21sshd12:05:462
1706799130,0cyclictest0-21swapper/212:38:252
1706799130,0cyclictest0-21swapper/212:33:462
1706799130,0cyclictest0-21swapper/208:45:192
17066991312,0cyclictest0-21swapper/111:37:011
17066991312,0cyclictest0-21swapper/110:47:311
17066991312,0cyclictest0-21swapper/107:30:151
1706699130,0cyclictest9119-21sshd11:21:331
1706699130,0cyclictest31875-21sshd10:54:501
1706699130,0cyclictest112750irq/25-eth012:05:131
1706699130,0cyclictest0-21swapper/111:58:221
1706599139,0cyclictest0-21swapper/011:26:050
112750130,0irq/25-eth01522-21snmpd11:28:181
17068991212,0cyclictest0-21swapper/312:25:153
17068991212,0cyclictest0-21swapper/309:42:443
17068991211,0cyclictest648-21sshd09:51:053
17068991211,0cyclictest14441-21sshd10:31:103
17068991210,0cyclictest0-21swapper/309:46:553
1706899120,0cyclictest0-21swapper/311:21:083
17067991211,0cyclictest0-21swapper/211:57:102
17067991211,0cyclictest0-21swapper/211:48:342
17067991211,0cyclictest0-21swapper/210:43:382
17067991211,0cyclictest0-21swapper/209:34:112
17067991210,0cyclictest0-21swapper/211:38:012
17067991210,0cyclictest0-21swapper/209:55:332
17067991210,0cyclictest0-21swapper/209:22:062
1706799120,0cyclictest0-21swapper/210:55:502
1706799120,0cyclictest0-21swapper/210:32:082
1706799120,0cyclictest0-21swapper/210:09:502
17066991212,0cyclictest112750irq/25-eth009:21:331
17066991212,0cyclictest0-21swapper/112:17:471
17066991210,0cyclictest24692-21sshd10:11:161
17066991210,0cyclictest12951-21ntp_states12:30:201
17066991210,0cyclictest0-21swapper/111:06:341
17066991210,0cyclictest0-21swapper/110:33:341
17066991210,0cyclictest0-21swapper/109:30:301
1706699120,0cyclictest9016-21diskmemload10:59:421
1706699120,0cyclictest5975-21sshd10:42:521
1706699120,0cyclictest14706-21rm09:53:021
1706699120,0cyclictest0-21swapper/110:00:561
17065991211,0cyclictest9016-21diskmemload09:49:270
17065991211,0cyclictest15945-21sshd10:18:440
17065991211,0cyclictest0-21swapper/012:08:450
17065991211,0cyclictest0-21swapper/009:22:090
17065991210,0cyclictest0-21swapper/010:25:350
1706599120,0cyclictest9016-21diskmemload11:42:580
1706599120,0cyclictest0-21swapper/011:01:160
1706599120,0cyclictest0-21swapper/010:01:460
1706599120,0cyclictest0-21swapper/009:51:400
1706599120,0cyclictest0-21swapper/009:28:120
41110,0ktimersoftd/013033-21sshd09:35:420
351110,0ktimersoftd/30-21swapper/310:29:463
271110,0ktimersoftd/20-21swapper/209:47:132
191110,0ktimersoftd/10-21swapper/110:29:461
17068991111,0cyclictest0-21swapper/311:49:083
17068991111,0cyclictest0-21swapper/309:31:003
17068991110,0cyclictest27336-21id09:16:283
17068991110,0cyclictest25004-21sshd10:15:293
17068991110,0cyclictest12740-21bash10:22:313
17068991110,0cyclictest0-21swapper/311:40:453
17068991110,0cyclictest0-21swapper/310:13:173
1706899110,0cyclictest18656-21sshd09:28:053
17067991111,0cyclictest0-21swapper/211:07:342
17067991110,0cyclictest0-21swapper/211:54:592
17067991110,0cyclictest0-21swapper/211:42:112
17067991110,0cyclictest0-21swapper/208:41:192
1706799110,0cyclictest0-21swapper/210:15:162
1706799110,0cyclictest0-21swapper/209:27:012
1706799110,0cyclictest0-21swapper/207:51:082
1706699119,0cyclictest0-21swapper/108:19:101
17066991111,0cyclictest0-21swapper/112:11:231
17066991111,0cyclictest0-21swapper/109:10:241
17066991111,0cyclictest0-21swapper/109:10:231
17066991110,0cyclictest8119-21sshd10:17:391
17066991110,0cyclictest0-21swapper/111:10:451
17066991110,0cyclictest0-21swapper/108:57:511
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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