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2025-11-12 - 19:29
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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 Wed Nov 12, 2025 12:43:38)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3140160ksoftirqd/020519-21kworker/0:206:53:360
14991270watchdog/026288-21aten2.4_r3power10:34:080
14991260watchdog/029550-21df07:18:390
14991260watchdog/01667-21runrttasks07:32:550
14991250watchdog/02212-21mailstats11:03:360
14991240watchdog/015140-21nfs_client09:58:560
14991230watchdog/02996-21runrttasks12:02:040
14991230watchdog/028426-21latency_hist12:28:240
14991230watchdog/022242-21latency_hist08:38:230
14991200watchdog/013089-21mailstats11:38:360
14991180watchdog/04659-21cstates09:24:070
14991140watchdog/05261-21latency_hist07:43:230
14991130watchdog/0298512sleep010:48:040
14991120watchdog/019559-21awk10:13:480
14991110watchdog/029986-21latency_hist09:03:230
14991100watchdog/024325-21nfs_client08:43:550
14991100watchdog/023157-21cstates08:39:070
14991090watchdog/06803-21latency_hist11:18:240
14991090watchdog/016136-21sendmail_mailtr10:03:360
14991080watchdog/06101-21sed07:44:070
14991060watchdog/0277192sleep007:13:190
14991060watchdog/019340-21df08:28:390
14991040watchdog/031849-21df_inode09:08:470
14991040watchdog/02996-21runrttasks10:50:440
14991030watchdog/02996-21runrttasks08:50:110
14991030watchdog/023860-21munin-node10:29:040
14991020watchdog/07395-21nfs_client09:33:510
14991020watchdog/027883-21mailstats07:13:350
14991020watchdog/022925-21wc06:58:230
14991020watchdog/018067-21unixbench_singl11:53:480
14991000watchdog/06444-21chrt09:30:470
14991000watchdog/02996-21runrttasks09:45:080
14991000watchdog/025892-21chrt07:06:030
1499990watchdog/02996-21runrttasks09:20:190
1499990watchdog/011767-21df08:03:430
83850960irq/14-ide011631-21df09:48:420
243550910irq/11-eth02318-21unixbench_singl07:33:500
243550860irq/11-eth010307-21awk07:58:500
22962988412cyclictest9316-21aten2.4_r3power09:39:090
22962988212cyclictest26914-21grep08:53:240
22962988212cyclictest20884-21df12:03:410
243550810irq/11-eth016051-21latency_hist08:18:220
243550800irq/11-eth016094-21latency_hist11:48:250
22962988014cyclictest2996-21runrttasks11:01:230
22962988013cyclictest4217-21aten2.4_r3power11:08:500
22962988012cyclictest7704-21cstates11:19:070
22962988012cyclictest31813-21sh10:53:460
22962988012cyclictest25444-21mailstats12:18:350
22962988012cyclictest16592-21aten2.4_r3power08:18:510
22962988011cyclictest534-21latency_hist09:13:230
243550790irq/11-eth031399-21grep07:23:500
22962987913cyclictest9959-21munin-node11:28:360
1499790watchdog/028361-21latency_hist08:58:230
22962987823cyclictest7148-21cpu07:48:450
22962987813cyclictest15131-21nfs_client11:43:570
22962987811cyclictest19153-21latency_hist08:28:240
22962987714cyclictest22957-21aten2.4-expect10:23:580
22962987713cyclictest8954-21nfs_client07:53:560
22962987713cyclictest22316-21munin-node12:08:520
22962987712cyclictest26939-21munin-node10:39:050
22962987712cyclictest24494-21aten2.4_r3power12:13:580
22962987712cyclictest20857-21munin-node10:18:370
22962987712cyclictest12925-21latency_hist08:08:240
22962987631cyclictest8409-21which11:23:330
22962987613cyclictest2996-21runrttasks09:53:420
22962987611cyclictest17692-21munin-node10:08:520
22962987512cyclictest11816-21df_inode11:33:490
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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