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2026-06-26 - 15:03
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 100 million
Resolution of latency scale: reduced 
Duration: 5 hours, 33 minutes, lowest P state: performance
Characteristics of the 100 highest latencies:
System rack3slot7.osadl.org (updated Fri Jun 26, 2026 12:43:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3140140ksoftirqd/011905-21kworker/0:207:00:510
14991240watchdog/012361-21aten2.4_r3power12:06:200
14991170watchdog/08703-21aten2.4_r3power08:25:560
14991140watchdog/07148-21aten2.4_r3power08:20:560
14991130watchdog/011790-21aten2.4_r3power08:35:560
14991120watchdog/05691-21munin-node11:46:120
14991120watchdog/02792-21runrttasks10:54:120
14991120watchdog/020848-21sendmail_mailst09:05:480
14991120watchdog/011278-21runrttasks10:19:400
14991110watchdog/06283-21aten2.4_r3power08:16:200
14991100watchdog/02792-21runrttasks08:30:520
14991100watchdog/015221-21cut08:46:080
14991090watchdog/019804-21grep10:46:080
14991080watchdog/027282-21rt-features11:11:000
14991070watchdog/026911-21latency_hist07:40:360
14991070watchdog/017070-21basename08:51:200
14991040watchdog/022903-21needreboot10:56:080
14991030watchdog/03250-21runrttasks09:52:040
14991010watchdog/018402-21aten2.4_r3power07:11:240
15715989823cyclictest16827-21cstates07:06:200
1499980watchdog/028840-21munin-node11:16:000
1499980watchdog/02792-21runrttasks10:35:160
15715989730cyclictest18336-21aten2.4_r3power12:26:130
15715989622cyclictest8346-21latency_hist10:10:370
1499960watchdog/030199-21apt07:50:520
1499960watchdog/027468-21aten2.4_r3power07:41:040
1499960watchdog/014793-21aten2.4_r3power12:15:560
15715989534cyclictest19566-21nfs_client07:16:060
1499940watchdog/044912sleep011:41:160
1499940watchdog/020808-21aten2.4_r3power07:20:560
1499940watchdog/011917-21grep10:21:000
15715989333cyclictest22534-21uptime09:10:540
15715989224cyclictest19383-21df09:00:530
1499920watchdog/01568-21aten2.4_r3power09:46:200
1499910watchdog/029862-21seq09:35:040
1499910watchdog/02723-21nfs_client11:36:040
1499910watchdog/016503-21rt-features10:36:000
15715989029cyclictest23726-21munin-node07:30:470
1499900watchdog/013721-21processes10:26:120
15715988829cyclictest17732-21munin-node08:55:550
15715988820cyclictest26883-21latency_hist09:25:370
1499880watchdog/031571-21mailstats11:25:480
15715988627cyclictest4037-21aten2.4_r3power09:55:570
15715988533cyclictest13262-21egrep12:10:580
15715988439cyclictest1356-21entropy08:01:120
15715988438cyclictest31842-21load07:55:550
15715988435cyclictest24625-21egrep09:16:160
15715988424cyclictest23060-21sh07:26:220
15715988421cyclictest30752-21aten2.4_r3power09:36:140
15715988420cyclictest4302-21nfs_client08:11:060
15715988419cyclictest16787-21munin-node12:21:140
1499840watchdog/0575-21latency_hist09:45:360
15715988337cyclictest1072-21aten2.4_r3power11:31:030
15715988336cyclictest6071-21egrep10:01:160
15715988322cyclictest7040-21ntp_offset11:50:540
15715988321cyclictest29650-21sshd07:47:570
1499830watchdog/0282772sleep009:29:400
1499830watchdog/02792-21runrttasks08:10:080
1499830watchdog/013305-21runrttasks08:40:560
1499830watchdog/010493-21sshd12:01:080
15715988224cyclictest26068-21processes11:06:140
15715988222cyclictest24612-21timerandwakeup11:01:180
1499820watchdog/030024-21munin-node11:20:480
15715988124cyclictest2792-21runrttasks12:33:090
15715988121cyclictest9811-21latency_hist12:00:370
15715988113cyclictest8947-21nfs_client10:11:050
1499810watchdog/017710-21grep10:40:480
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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