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2026-09-04 - 16:31
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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 Sep 04, 2026 12:43:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3140110ksoftirqd/010964-21kworker/0:106:56:140
14991270watchdog/021827-21munin-node07:21:390
14991260watchdog/027127-21nfs_client09:21:280
2234501130irq/11-eth0282832sleep011:11:190
7279211111sleep06529-21munin-node11:46:430
806501100irq/14-ide023398-21munin-node07:26:440
806501040irq/14-ide08198-21df11:51:180
2234501030irq/11-eth028745-21needreboot09:26:300
2234501000irq/11-eth02792-21runrttasks12:06:540
223450990irq/11-eth0455-21mailstats07:56:120
1499980watchdog/031646-21unixbench_singl09:36:240
1499970watchdog/020828-21munin-node07:16:310
80650960irq/14-ide026491-21latency_hist11:06:010
1499960watchdog/023091-21runrttasks09:08:080
1499960watchdog/018409-21chrt07:09:270
1499930watchdog/010022-21unixbench_singl11:56:240
1499920watchdog/08735-21munin-node10:06:360
1499920watchdog/02792-21runrttasks08:05:110
223450910irq/11-eth025156-21munin-node07:31:200
1499910watchdog/021735-21runrttasks09:04:400
1499900watchdog/012072-21munin-node10:16:440
80650890irq/14-ide027241-21vmstat07:36:290
223450890irq/11-eth024233-21aten2.4_r3power10:56:370
223450870irq/11-eth02114-21cut09:46:190
1499870watchdog/06412-21munin-run11:46:000
1499870watchdog/024456-21aten2.4_r3power09:11:440
15390988614cyclictest17406-21munin-node08:51:180
1756528512sleep017591-21aten2.4_r3power10:36:190
1499850watchdog/06510-21sort08:15:590
1499850watchdog/02792-21runrttasks08:58:000
15390988412cyclictest16316-21nfs_client08:46:280
80650830irq/14-ide07981-21sh10:05:590
15390988311cyclictest14611-21df_inode10:26:240
1499830watchdog/03713-21aten2.4_r3power09:51:200
1499830watchdog/03514-21if_eth011:36:120
1499830watchdog/030210-21aten2.4_r3power07:46:230
80650820irq/14-ide012927-21df08:36:170
15390988214cyclictest29938-21munin-node09:31:180
1499820watchdog/027162-21vmstat11:06:280
1499820watchdog/019647-21runrttasks12:26:400
15390988113cyclictest28616-21seq07:41:240
15390988113cyclictest11163-21sendmail_mailtr12:01:090
1499810watchdog/014655-21chrt08:41:240
15390988013cyclictest30409-21aten2.4_r3power11:16:370
15390988013cyclictest2792-21runrttasks07:55:330
15390988012cyclictest835-21nfs_client11:26:300
15390988012cyclictest11531-21df_inode08:31:220
1499800watchdog/02792-21runrttasks09:20:480
15390987911cyclictest9689-21munin-node08:26:350
1499790watchdog/01069-21telnet09:41:400
15390987811cyclictest14511-21cpu12:11:230
223450770irq/11-eth02580-21snmpd12:23:210
15390987714cyclictest15837-21mailstats12:16:130
15390987713cyclictest31251-21munin-node11:21:170
15390987713cyclictest22797-21sendmail_mailqu10:51:410
15390987713cyclictest16089-21cpu10:31:220
15390987712cyclictest8031-21idleruntime-cro08:21:000
15390987712cyclictest3523-21mailstats08:06:090
1499770watchdog/03329-21cron11:36:000
1499770watchdog/02792-21runrttasks10:15:320
15390987613cyclictest16158-21awk07:01:290
15390987612cyclictest19342-21munin-node10:41:290
15390987612cyclictest18967-21aten2.4-expect07:11:190
15390987611cyclictest5422-21head09:56:230
15390987513cyclictest8150-21munin-node08:21:330
15390987513cyclictest20691-21runrttasks10:46:210
1499740watchdog/013229-21nfs_client10:21:280
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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