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2026-05-31 - 12:21
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 50 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rack4slot2.osadl.org (updated Sun May 31, 2026 00:43:57)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
73502360,0irq/45-4a100000318302sleep019:00:500
240202970,0chrt23414-1kworker/u3:020:14:220
7450960,0irq/46-4a10000025228-21/usr/sbin/munin20:18:560
7450960,0irq/46-4a10000021263-21runrttasks23:16:110
7450950,0irq/46-4a1000008351-21df_inode22:39:060
7450950,0irq/46-4a1000007644-1kworker/u3:221:07:340
7450950,0irq/46-4a10000020292-21/usr/sbin/munin20:04:070
7450950,0irq/46-4a10000015192-21cut21:24:070
7450950,0irq/46-4a10000010353-21/usr/sbin/munin22:44:260
300882950,0sleep026543-1kworker/u3:023:43:330
7450940,0irq/46-4a1000004682-21aten_r4power_en20:53:540
7450940,0irq/46-4a1000003844-21timerandwakeup20:49:390
7450940,0irq/46-4a1000003077-21cpu19:13:560
7450940,0irq/46-4a10000030693-21fw_conntrack20:34:130
7450940,0irq/46-4a10000027350-21seq20:24:190
7450940,0irq/46-4a10000025089-21date23:28:460
7450940,0irq/46-4a10000023708-21runrttasks21:49:020
7450940,0irq/46-4a10000015402-21seq22:59:180
7450940,0irq/46-4a10000012056-21memory22:49:250
7450940,0irq/46-4a10000011903-21sshd19:39:140
7450940,0irq/46-4a10000010832-21/usr/sbin/munin00:19:420
264852940,0sleep024793-1kworker/u3:021:57:050
7450930,0irq/46-4a100000944-1kworker/u3:223:37:550
7450930,0irq/46-4a1000007031-21ntp_states20:59:320
7450930,0irq/46-4a1000006353-21runrttasks22:33:520
7450930,0irq/46-4a1000004937-21diskstats00:04:070
7450930,0irq/46-4a1000004663-21aten_r4power_en19:18:530
7450930,0irq/46-4a1000003997-1kworker/u3:022:31:100
7450930,0irq/46-4a10000032613-21runrttasks20:39:290
7450930,0irq/46-4a10000031744-1kworker/u3:119:07:590
7450930,0irq/46-4a10000031306-21users22:09:450
7450930,0irq/46-4a10000028981-21sshd22:04:140
7450930,0irq/46-4a10000022139-21sshd20:09:140
7450930,0irq/46-4a10000018908-21missed_timers21:34:300
7450930,0irq/46-4a10000017506-21ls19:54:370
7450930,0irq/46-4a10000016820-21df_abs23:04:000
7450930,0irq/46-4a10000015152-21df_inode19:49:020
7450930,0irq/46-4a1000001481-1kworker/u3:019:11:490
7450930,0irq/46-4a10000012064-21load00:24:210
7450930,0irq/46-4a10000011392-21ls19:38:460
7350930,0irq/45-4a10000032669-21/usr/sbin/munin23:49:340
17442930,0chrt31424-1kworker/u3:020:44:200
15902939,0sleep01634-21tune2fs23:54:100
7450920,0irq/46-4a1000007998-21wc19:28:470
7450920,0irq/46-4a1000007292-21timerandwakeup19:24:390
7450920,0irq/46-4a1000006408-21/usr/sbin/munin00:08:550
7450920,0irq/46-4a1000004562-21latency_hist22:28:460
7450920,0irq/46-4a10000032050-21wget22:13:550
7450920,0irq/46-4a10000028736-21df20:28:590
7450920,0irq/46-4a10000027136-21diskstats21:59:030
7450920,0irq/46-4a1000002343-1kworker/u3:100:00:220
7450920,0irq/46-4a10000021998-21diskstats21:44:040
7450920,0irq/46-4a10000018253-21grep23:08:460
7450920,0irq/46-4a10000016775-21df21:28:590
7450920,0irq/46-4a10000013819-21ntpdc19:44:290
7450920,0irq/46-4a10000012564-21runrttasks21:14:550
7450920,0irq/46-4a10000010184-21fw_conntrack21:09:150
25672920,0sleep019547-1kworker/u3:122:22:010
7450910,0irq/46-4a1000008275-21df00:13:580
7450910,0irq/46-4a10000031228-21grep23:44:410
7450910,0irq/46-4a10000023411-21/usr/sbin/munin23:24:070
7450910,0irq/46-4a10000023001-21chrt23:21:270
7450910,0irq/46-4a10000021317-21runrttasks21:41:450
7450910,0irq/46-4a10000019367-21users19:59:530
7450900,0irq/46-4a10000013472-21df_inode22:54:040
7450900,0irq/46-4a10000013381-21df21:19:010
7450900,0irq/46-4a10000013224-21aten_r4power_en00:28:540
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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