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2026-07-02 - 14:12
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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 Thu Jul 02, 2026 12:43:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3140120ksoftirqd/021259-21kworker/0:007:00:250
14991390watchdog/0932-21unixbench_singl11:55:360
14991310watchdog/02841-21entropy08:30:480
2234501050irq/11-eth06060-21sendmail_mailqu10:25:540
14991050watchdog/08894-21nfs_client08:50:440
14991050watchdog/02518-21unixbench_singl10:15:360
806501030irq/14-ide015971-21df07:30:290
2234501020irq/11-eth02792-21runrttasks07:50:500
2234501010irq/11-eth08265-21latency_hist12:20:130
14991010watchdog/018477-21latency07:35:560
2234501000irq/11-eth027984-21runrttasks11:37:460
2913829912sleep029194-21munin-node11:40:540
80650980irq/14-ide013544-21tr10:50:450
1499980watchdog/014530-21munin-node10:55:400
223450970irq/11-eth028632-21swap09:55:290
1499970watchdog/012064-21sh12:30:480
1499960watchdog/0205632sleep007:44:320
1499960watchdog/020559-21cron11:15:120
1499960watchdog/01519-21aten2.4_r3power08:25:560
223450950irq/11-eth07123-21df_inode08:45:360
223450950irq/11-eth05768-21nfs_client08:40:410
1499950watchdog/019084-21latency_hist09:25:120
1499940watchdog/03335-21seq12:03:200
1499940watchdog/013701-21runrttasks07:21:320
1499930watchdog/024343-21nfs_client09:40:440
223450920irq/11-eth02792-21runrttasks07:49:290
223450920irq/11-eth01991-21runrttasks10:15:000
1499920watchdog/09781-21munin-plugin-st10:40:120
1499920watchdog/02792-21runrttasks10:22:040
1499910watchdog/09900-21munin-node10:40:440
1499910watchdog/027545-21aten2.4_r3power09:50:480
80650890irq/14-ide024118-21cpu07:55:350
7840988913cyclictest26221-21aten2.4_r3power11:31:000
223450880irq/11-eth013642-21munin-node09:05:470
1499880watchdog/031587-21if_eth010:05:240
1499880watchdog/014342-21grep07:25:240
1499870watchdog/016789-21interrupts11:00:520
1499860watchdog/02792-21runrttasks10:00:400
1499860watchdog/010580-21aten2.4_r3power08:55:480
7840988512cyclictest8556-21nfs_client07:05:410
867128417sleep08724-21head12:20:370
7840988414cyclictest19189-21munin-node09:25:340
7840988412cyclictest11341-21latency_hist12:30:130
1499840watchdog/031915-21aten2.4_r3power11:50:400
1499840watchdog/02707-21cron07:15:120
1499840watchdog/026116-21egrep08:00:520
7840988316cyclictest16116-21munin-node09:15:550
7840988311cyclictest20729-21munin-node09:30:390
1499830watchdog/06350-21chrt12:12:480
223450810irq/11-eth023331-21runrttasks11:22:320
7840988014cyclictest23828-21mailstats11:25:230
7840988012cyclictest28725-21cpu08:10:350
7840987913cyclictest12075-21uname09:00:450
2695827912sleep026983-21mailstats08:05:220
7840987814cyclictest15972-21cron09:15:120
3035927812sleep030401-21grep08:15:370
7840987713cyclictest17841-21aten2.4-expect11:05:330
7840987712cyclictest22792-21cut09:35:420
1499770watchdog/03977-21cat08:35:320
1499770watchdog/02792-21runrttasks11:45:360
7840987611cyclictest7687-21aten2.4_r3power10:30:570
7840987611cyclictest4482-21sendmail_mailqu12:05:550
7840987513cyclictest11795-21munin-node10:45:370
7840987413cyclictest26077-21munin-node09:45:510
7840987413cyclictest20801-21apt11:15:260
7840987314cyclictest31988-21memory08:20:390
7840987312cyclictest11626-21aten2.4_r3power07:15:380
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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