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2026-06-10 - 20:43
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 50 million
Resolution of latency scale: reduced 
Duration: 5 hours, 33 minutes
Characteristics of the highest latencies:
System rack8slot1.osadl.org (updated Wed Jun 10, 2026 12:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
11280992798657,0cyclictest4207-21snmpd08:59:440
11280992778759,0cyclictest11383-21munin-node06:59:440
11280992587572,0cyclictest1595-21jbd2/hda3-810:34:440
11280992529213,0cyclictest8094-1kworker/0:1H11:59:450
11280992528282,0cyclictest8094-1kworker/0:1H09:54:440
11280992444625,0cyclictest14453-21munin-node08:39:440
11280992418246,0cyclictest8094-1kworker/0:1H10:59:450
11280992381681,0cyclictest9-21ksoftirqd/009:44:450
11280992381208,0cyclictest8094-1kworker/0:1H08:44:450
11280992371277,0cyclictest8094-1kworker/0:1H10:19:450
11280992359294,0cyclictest8094-1kworker/0:1H11:24:440
11280992357528,0cyclictest3851-21latency_hist11:14:440
11280992354221,0cyclictest8094-1kworker/0:1H10:44:430
11280992314302,0cyclictest8094-1kworker/0:1H08:14:440
11280992307601,0cyclictest9-21ksoftirqd/008:34:450
11280992302594,0cyclictest32641-21latency_hist11:04:440
11280992293243,0cyclictest8094-1kworker/0:1H07:54:440
11280992289671,0cyclictest4274-21rpc.gssd11:29:480
11280992287719,0cyclictest26928-21wc12:19:450
11280992285233,0cyclictest8094-1kworker/0:1H09:19:460
11280992284238,0cyclictest8094-1kworker/0:1H11:44:440
11280992282241,0cyclictest8094-1kworker/0:1H11:19:440
11280992268232,0cyclictest8094-1kworker/0:1H07:44:440
11280992267672,0cyclictest22031-21latency_hist07:29:480
11280992251284,0cyclictest8094-1kworker/0:1H09:34:440
11280992185284,0cyclictest8094-1kworker/0:1H09:04:440
11280992172619,0cyclictest9-21ksoftirqd/007:59:450
11280992127257,0cyclictest8094-1kworker/0:1H09:24:450
11280992101231,0cyclictest8094-1kworker/0:1H10:54:440
11280992038259,0cyclictest8094-1kworker/0:1H10:39:450
11280992000282,0cyclictest8094-1kworker/0:1H08:24:440
11280991935338,0cyclictest8094-1kworker/0:1H07:14:440
11280991920610,0cyclictest9-21ksoftirqd/012:04:460
11280991824608,0cyclictest9-21ksoftirqd/011:49:470
11280991820649,0cyclictest25095-21mailstats09:09:480
11280991817249,0cyclictest8094-1kworker/0:1H10:14:450
11280991783296,0cyclictest8094-1kworker/0:1H10:29:480
11280991725554,0cyclictest9-21ksoftirqd/008:49:470
11280991723291,0cyclictest8094-1kworker/0:1H07:04:450
11280991702297,0cyclictest8094-1kworker/0:1H08:29:470
11280991677292,0cyclictest8094-1kworker/0:1H12:09:480
11280991672597,0cyclictest9-21ksoftirqd/008:54:530
11280991605248,0cyclictest8094-1kworker/0:1H07:34:440
11280991603271,0cyclictest8094-1kworker/0:1H08:09:480
11280991511502,0cyclictest15251-21awk07:10:240
11280991508211,0cyclictest8094-1kworker/0:1H09:59:450
11280991497374,0cyclictest1595-21jbd2/hda3-811:41:590
11280991495334,0cyclictest1595-21jbd2/hda3-810:52:040
1128099149027,0cyclictest8094-1kworker/0:1H10:07:100
11280991484248,0cyclictest8094-1kworker/0:1H09:14:450
11280991473345,0cyclictest1595-21jbd2/hda3-807:21:550
11280991456381,0cyclictest9-21ksoftirqd/011:57:050
11280991448378,0cyclictest1595-21jbd2/hda3-812:26:520
1128099144528,0cyclictest8094-1kworker/0:1H10:27:090
11280991443350,0cyclictest9-21ksoftirqd/007:26:500
11280991432320,0cyclictest9-21ksoftirqd/012:16:510
10114240,0rcuc/09421-21cron06:54:380
11280991420309,0cyclictest9-21ksoftirqd/011:36:520
11280991402292,0cyclictest1595-21jbd2/hda3-811:12:140
11280991356448,0cyclictest9-21ksoftirqd/010:11:570
11280991344449,0cyclictest951-21tune2fs09:31:580
11280991339377,0cyclictest9-21ksoftirqd/008:06:570
11280991331281,0cyclictest9-21ksoftirqd/009:41:540
11280991316453,0cyclictest8148-21tune2fs09:52:020
11280991316383,0cyclictest9-21ksoftirqd/007:41:570
11280991292468,0cyclictest29126-21latency_hist07:49:470
11280991274356,0cyclictest9-21ksoftirqd/008:22:010
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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