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2026-08-10 - 01:37
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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 Sun Aug 09, 2026 12:43:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3140150ksoftirqd/030925-21kworker/0:106:57:560
14991220watchdog/03235-21timerandwakeup11:48:220
14991220watchdog/022974-21df_inode07:38:060
14991200watchdog/028931-21df11:28:020
14991200watchdog/02888-21unixbench_singl10:03:060
14991180watchdog/027910-21munin-node07:53:180
14991180watchdog/014169-21cat08:53:260
14991170watchdog/0345-21runrttasks08:08:300
14991170watchdog/026074-21grep07:48:060
14991160watchdog/04115-21munin-node08:23:020
14991150watchdog/04045-21munin-node11:52:540
14991140watchdog/019535-21munin-node10:57:540
14991140watchdog/016691-21df_inode10:48:060
14991130watchdog/029500-21processes07:58:220
14991130watchdog/018704-21chrt09:08:220
14991120watchdog/09387-21aten2.4_r3power08:38:180
14991120watchdog/022209-21runrttasks07:34:580
14991120watchdog/019734-21munin-node09:13:020
14991100watchdog/0131362sleep012:22:260
14991090watchdog/02551-21which08:17:540
14991080watchdog/0190292chrt10:54:460
14991070watchdog/06454-21expr08:28:260
14991070watchdog/02792-21runrttasks11:08:580
14991060watchdog/030353-21munin-node09:47:540
14991060watchdog/028399-21runrttasks09:40:300
14991060watchdog/022284-21chrt09:20:580
14991050watchdog/0317212chrt11:37:420
14991050watchdog/01631-21aten2.4_r3power11:43:220
14991030watchdog/09341-21aten2.4_r3power10:23:180
14991020watchdog/05862-21aten2.4_r3power10:13:020
14991010watchdog/02587-21sshd11:59:140
14991000watchdog/030396-21munin-node08:02:540
1928629912sleep019332-40updatedb07:27:440
1499990watchdog/017862-21runrttasks07:22:580
1499990watchdog/011455-21runrttasks10:31:020
223450970irq/11-eth025575-21sendmail09:32:430
1499970watchdog/015074-21load10:43:020
223450960irq/11-eth01111-21df08:13:000
1499950watchdog/010477-21ntp_offset08:43:020
1499920watchdog/021476-21cut11:03:100
1499910watchdog/09303-21aten2.4_r3power12:08:180
1499900watchdog/01607-21aten2.4_r3power09:58:180
223450860irq/11-eth016376-21latency_hist09:02:430
1499860watchdog/012304-21aten2.4_r3power07:03:220
1499850watchdog/06085-21kworker/0:110:38:060
1499840watchdog/032610-21munin-node09:53:260
1499840watchdog/012007-21munin-node10:33:020
1499830watchdog/014165-21munin-node12:23:260
1499820watchdog/011316-21runrttasks12:15:060
223450800irq/11-eth01903-21kworker/0:009:23:020
11355988032cyclictest14700-21munin-node07:13:090
223450790irq/11-eth017192-21timerandwakeup09:03:250
11355987913cyclictest29170-21unixbench_singl09:43:070
11355987912cyclictest2792-21runrttasks08:34:150
11355987812cyclictest7689-21nfs_client10:18:120
11355987812cyclictest11823-21munin-node08:48:210
11355987726cyclictest26594-21aten2.4_r3power09:33:290
11355987717cyclictest4221-21df10:08:010
11355987712cyclictest25754-21munin-node11:17:560
80650760irq/14-ide024301-21df11:13:000
11355987612cyclictest7627-21nfs_client12:03:120
11355987612cyclictest27346-21df11:23:010
11355987612cyclictest13662-21nfs_client07:08:140
80650750irq/14-ide024314-21df07:43:000
11355987514cyclictest14943-21df12:28:010
11355987414cyclictest31916-21sort11:37:540
11355987412cyclictest16437-21ntp_offset07:18:010
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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