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2026-05-21 - 05:45
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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 Thu May 21, 2026 00:43:58)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
74502380,0irq/46-4a10000024938-1kworker/u3:219:03:140
7450970,0irq/46-4a10000030315-21chrt22:29:280
7450960,0irq/46-4a10000028910-21runrttasks22:24:480
7450950,0irq/46-4a10000015280-21/usr/sbin/munin20:09:520
7450940,0irq/46-4a1000008220-21sshd19:49:370
7450940,0irq/46-4a10000030205-21wc19:19:210
7450940,0irq/46-4a10000021338-21munin-run20:29:080
7450940,0irq/46-4a10000016942-21seq23:24:480
7450930,0irq/46-4a1000009225-1kworker/u3:123:12:500
7450930,0irq/46-4a100000460-21snmpd22:09:410
7450930,0irq/46-4a10000024670-1kworker/u3:120:42:460
7450930,0irq/46-4a10000022170-21ntp_offset23:39:560
7450930,0irq/46-4a1000002209-21chrt22:41:240
7450930,0irq/46-4a10000021669-21/usr/sbin/munin22:04:240
7450920,0irq/46-4a1000003897-1kworker/u3:100:25:440
7450920,0irq/46-4a1000003658-21/usr/sbin/munin00:20:020
7450920,0irq/46-4a1000003352-21/usr/sbin/munin22:44:530
7450920,0irq/46-4a10000026272-21/usr/sbin/munin19:05:020
7450920,0irq/46-4a10000024938-1kworker/u3:221:31:140
7450920,0irq/46-4a10000024670-1kworker/u3:120:51:360
7450920,0irq/46-4a10000023177-21/usr/sbin/munin20:34:160
7450920,0irq/46-4a10000019950-21seq21:59:210
7450920,0irq/46-4a10000018500-21sshd20:19:360
7450920,0irq/46-4a1000001840-21which00:15:010
7450920,0irq/46-4a10000014330-21seq20:07:580
826529112,0sleep08267-21fw_forwarded_lo21:24:470
7450910,0irq/46-4a1000006393-21df_inode21:19:260
7450910,0irq/46-4a1000004951-21latency19:39:450
7450910,0irq/46-4a1000004796-21fschecks_time22:49:340
7450910,0irq/46-4a1000004592-21cstates21:14:230
7450910,0irq/46-4a100000437-1kworker/u3:000:14:050
7450910,0irq/46-4a10000032630-21/usr/sbin/munin22:35:070
7450910,0irq/46-4a10000032104-1kworker/u3:121:00:100
7450910,0irq/46-4a10000031918-21df19:24:220
7450910,0irq/46-4a10000030320-21diskstats00:04:310
7450910,0irq/46-4a10000028196-21runrttasks20:49:090
7450910,0irq/46-4a10000027518-21df_abs19:09:360
7450910,0irq/46-4a10000026293-1kworker/u3:023:56:590
7450910,0irq/46-4a10000025503-21meminfo22:14:470
7450910,0irq/46-4a10000025482-21runrttasks23:49:460
7450910,0irq/46-4a10000020296-21irqstats23:34:430
7450910,0irq/46-4a10000019653-21sendmail-msp23:34:080
7450910,0irq/46-4a10000016680-21grep20:14:340
7450910,0irq/46-4a10000015803-1kworker/u3:021:46:420
7450910,0irq/46-4a10000014547-21sed21:44:090
7450910,0irq/46-4a10000011691-21/usr/sbin/munin21:34:420
7450910,0irq/46-4a1000001039-21wget19:29:190
7450910,0irq/46-4a10000010107-21/usr/sbin/munin19:54:480
7450910,0irq/46-4a10000010079-21latency23:04:460
7350910,0irq/45-4a100000460-21snmpd22:19:340
7450900,0irq/46-4a100000460-21snmpd23:15:180
7450900,0irq/46-4a1000003611-21switchtime19:35:030
7450900,0irq/46-4a10000029466-21seq19:15:450
7450900,0irq/46-4a10000018136-21wget21:54:180
7450900,0irq/46-4a10000016776-21tune2fs21:49:360
7450900,0irq/46-4a10000015170-21irqstats23:19:430
7450900,0irq/46-4a1000001146-21/usr/sbin/munin21:04:230
7450890,0irq/46-4a1000007123-21seq19:45:030
7450890,0irq/46-4a1000006972-21/usr/sbin/munin00:30:010
7450890,0irq/46-4a1000006546-21perl22:54:370
7450890,0irq/46-4a1000003267-21meminfo21:09:470
7450890,0irq/46-4a10000030138-21cpu20:54:210
7450890,0irq/46-4a10000028398-21wget23:59:190
7450890,0irq/46-4a10000023587-21perl23:44:360
7450890,0irq/46-4a10000011712-21if_eth019:59:430
7450880,0irq/46-4a1000007829-21wget22:59:160
7450870,0irq/46-4a10000021916-21fw_forwarded_lo20:29:390
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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