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2025-07-01 - 08:13
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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 Tue Jul 01, 2025 00:43:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3140150ksoftirqd/021653-21kworker/0:019:02:170
14991420watchdog/014220-21latency_hist20:17:030
14991340watchdog/08040-21munin-node23:27:230
14991250watchdog/028322-21ntp_offset22:47:230
14991240watchdog/02996-21runrttasks19:35:310
14991240watchdog/011645-21aten2.4_r3power20:07:310
14991230watchdog/08527-21unixbench_singl19:57:270
14991230watchdog/06346-21chrt19:51:110
14991230watchdog/02996-21runrttasks23:03:510
14991230watchdog/018050-21interrupts22:12:470
14991210watchdog/031236-21latency_hist19:27:030
14991180watchdog/025648-21needreboot20:52:350
14991140watchdog/02996-21runrttasks22:27:150
14991130watchdog/02996-21runrttasks21:47:230
14991110watchdog/027179-21nfs_client19:12:310
14991110watchdog/01931-21munin-node19:37:270
14991100watchdog/016862-21chrt23:54:390
14991090watchdog/025481-21aten2.4_r3power22:37:310
14991090watchdog/010290-21runrttasks23:32:430
14991080watchdog/06455-21latency_hist21:37:030
14991070watchdog/028438-21aten2.4_r3power19:17:270
14991070watchdog/02105-21df_inode23:07:270
14991070watchdog/019766-21cstates20:32:470
14991070watchdog/012667-21munin-node23:42:230
14991060watchdog/08907-21missed_timers21:42:510
14991060watchdog/028128-21cut21:02:030
14991060watchdog/025778-21aten2.4-expect19:07:390
14991060watchdog/023045-21sensors_fan00:17:310
14991050watchdog/031022-21seq22:56:390
14991030watchdog/06769-21munin-node21:37:230
14991030watchdog/018134-21timerandwakeup20:27:470
14991010watchdog/0758-21munin-node21:17:310
14991000watchdog/021487-21runrttasks22:24:110
1499980watchdog/06848-21df_inode19:52:270
1499980watchdog/011885-21egrep21:52:470
83850970irq/14-ide022413-21munin-node20:42:290
243550930irq/11-eth031844-21grep21:12:380
1499930watchdog/016105-21df_inode20:22:270
83850920irq/14-ide07940-21latency_hist23:27:030
1499900watchdog/021924-21cat20:42:030
243550890irq/11-eth02996-21runrttasks00:16:380
24870988812cyclictest17695-21iostat23:57:280
24870988713cyclictest2996-21runrttasks00:07:040
24870988627cyclictest5790-21missed_timers23:17:490
243550860irq/11-eth010183-21nfs_client20:02:320
1499860watchdog/027061-21nfs_client22:42:350
1499850watchdog/02996-21runrttasks00:30:030
1499850watchdog/012004-21chrt23:37:470
1499840watchdog/014407-21sed22:02:230
1499830watchdog/03729-21df_inode21:27:270
1499820watchdog/03967-21needreboot23:12:350
1499820watchdog/024841-21seq20:51:070
1499820watchdog/023576-21sort22:32:190
1499820watchdog/013290-21grep21:57:350
1499810watchdog/032297-21seq22:59:190
1499810watchdog/026646-21mailstats20:57:150
2979528012sleep029804-21ntp_states21:07:180
24870988026cyclictest25619-21latency_hist00:27:030
24870988013cyclictest3498-21munin-node19:42:220
243550790irq/11-eth015063-21cat23:47:490
24870987813cyclictest2082-21ntp_offset21:22:230
1499780watchdog/028281-21runrttasks00:33:590
1499780watchdog/0200712sleep022:20:110
24870987714cyclictest16412-21if_err_eth022:07:420
24870987613cyclictest14557-21cpu20:17:290
24870987612cyclictest29754-21munin-node19:22:230
24870987413cyclictest2996-21runrttasks00:03:000
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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