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2026-04-01 - 21:59
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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 highest latencies:
System rack3slot7.osadl.org (updated Wed Apr 01, 2026 12:43:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3140150ksoftirqd/025808-21kworker/0:106:58:070
317669815611cyclictest10759-21df11:08:060
14991350watchdog/029139-21munin-node12:08:140
317669813111cyclictest319-21nfs_client10:33:180
823501070irq/14-ide026470-21rt-features10:13:160
14991070watchdog/06364-21needreboot07:23:220
2460501040irq/11-eth031178-21munin-node08:43:140
823501030irq/14-ide06037-21munin-node10:53:160
14991010watchdog/026529-21nfs_client11:58:180
14991000watchdog/03019-21runrttasks09:09:060
14991000watchdog/021440-21latency_hist08:12:500
1499990watchdog/031738-21latency_hist07:02:500
1499990watchdog/019033-21processes11:33:260
1499980watchdog/03019-21runrttasks09:02:500
1499980watchdog/03019-21runrttasks08:28:260
246050970irq/11-eth032739-21nfs_client12:18:190
1499970watchdog/017372-21nfs_client07:58:260
1499960watchdog/022886-21runrttasks08:17:220
1499950watchdog/03013-21idleruntime10:43:020
1499940watchdog/07798-21aten2.4_r3power07:28:180
1499940watchdog/029199-21ls08:37:500
1499930watchdog/0305402sleep010:27:180
246050910irq/11-eth028821-21runrttasks08:35:280
1499910watchdog/09154-21munin-node09:18:300
246050900irq/11-eth01888-21nfs_client08:53:190
1499900watchdog/018678-21egrep08:03:100
1499890watchdog/09107-21sshd11:02:580
1499890watchdog/015538-21aten2.4_r3power09:38:100
1499890watchdog/012748-21grep07:43:180
1499880watchdog/02599-21sort07:12:500
82350870irq/14-ide022897-21cron10:02:480
31766988713cyclictest337-21nfs_client08:48:190
1499860watchdog/03019-21runrttasks11:51:420
82350850irq/14-ide031003-21df_inode10:28:120
1499850watchdog/026076-21latency_hist08:27:500
31766988412cyclictest18394-21munin-node09:48:120
31766988312cyclictest10657-21latency_hist09:22:500
246050830irq/11-eth021007-21chrt09:54:510
1499830watchdog/012273-21munin-node11:13:020
31766988213cyclictest31434-21timerandwakeup12:13:310
31766988112cyclictest5859-21runrttasks10:52:340
1499810watchdog/023432-21grep10:03:140
31766988014cyclictest245102sleep011:52:510
31766988013cyclictest14263-21runrttasks09:33:190
31766988012cyclictest19904-21munin-node11:38:330
1499800watchdog/018292-21latency_hist11:32:500
1499800watchdog/01398-21ls12:23:020
31766987914cyclictest1321-21date10:37:490
31766987912cyclictest11235-21nfs_client07:38:190
246050790irq/11-eth09924-21awk07:33:300
1499790watchdog/024557-21munin-node10:07:580
831827811sleep08371-21wc10:58:330
449827812sleep04571-21awk07:18:130
31766987814cyclictest12504-21df_inode09:28:120
31766987813cyclictest7786-21df09:13:070
31766987813cyclictest14301-21nfs_client07:48:180
31766987812cyclictest15512-21df07:53:070
31766987713cyclictest27655-21munin-node10:18:330
31766987712cyclictest2892-21mailstats12:27:590
31766987613cyclictest3154-21cut07:13:180
31766987613cyclictest22941-21latency_hist08:17:490
31766987612cyclictest13914-21df11:18:080
31766987611cyclictest27683-21idleruntime12:03:020
31766987513cyclictest3619-21aten2.4_r3power08:58:230
31766987512cyclictest21740-21df_inode11:43:130
31766987511cyclictest16124-21cstates11:23:330
31766987413cyclictest16904-21mailstats09:43:010
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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