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2026-05-11 - 06:15
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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 792 highest latencies:
System rack4slot2.osadl.org (updated Mon May 11, 2026 00:43:58)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
74501970,0irq/46-4a10000024828-21runrttasks19:02:550
49962970,0sleep04909-1kworker/u3:121:13:250
7450960,0irq/46-4a1000007506-21irqstats19:45:070
7450940,0irq/46-4a10000017245-21/usr/sbin/munin20:14:400
7450930,0irq/46-4a1000007297-21seq22:54:520
7450930,0irq/46-4a10000031670-21/usr/sbin/munin22:30:210
7450920,0irq/46-4a1000005819-21/usr/sbin/munin21:15:070
7450920,0irq/46-4a10000031377-21fw_packets20:55:040
7450920,0irq/46-4a10000029113-21runrttasks23:59:320
7450920,0irq/46-4a10000029013-1kworker/u3:019:21:050
7450920,0irq/46-4a10000027825-21diskstats19:10:120
7450920,0irq/46-4a10000026539-21/usr/sbin/munin22:15:220
7450920,0irq/46-4a10000022395-21aten_r4power_en20:29:420
7450920,0irq/46-4a10000021265-1kworker/u3:022:00:470
7450920,0irq/46-4a10000021157-21if_eth020:25:050
7450920,0irq/46-4a10000019630-21grep21:55:180
7450920,0irq/46-4a10000014447-21memory23:15:140
7450920,0irq/46-4a10000012572-1kworker/u3:020:03:340
7350920,0irq/45-4a10000026243-21fw_forwarded_lo23:50:030
7450910,0irq/46-4a1000008076-21/usr/sbin/munin00:30:280
7450910,0irq/46-4a100000503-21fschecks_count00:09:560
7450910,0irq/46-4a1000004060-21fw_forwarded_lo00:20:020
7450910,0irq/46-4a10000031231-21runrttasks00:04:550
7450910,0irq/46-4a10000029320-21cpu22:24:450
7450910,0irq/46-4a10000029121-21date20:49:330
7450910,0irq/46-4a10000025879-21ntpq19:05:200
7450910,0irq/46-4a10000025248-21chrt22:11:200
7450910,0irq/46-4a10000023534-21seq23:41:100
7450910,0irq/46-4a10000022225-21cron23:39:300
7450910,0irq/46-4a10000019899-21runrttasks23:30:320
7450910,0irq/46-4a1000001725-21cron22:39:290
7450910,0irq/46-4a10000013002-21sensors_temp23:10:270
7450910,0irq/46-4a10000012730-21memory21:35:140
7450910,0irq/46-4a10000010490-21aten_r4power_vo23:04:430
7450910,0irq/46-4a10000010426-21wget21:29:410
7350910,0irq/45-4a10000028696-21runrttasks22:21:260
7450900,0irq/46-4a1000009013-21/usr/sbin/munin19:49:560
7450900,0irq/46-4a1000008120-21seq21:20:530
7450900,0irq/46-4a1000005778-21/usr/sbin/munin00:25:040
7450900,0irq/46-4a1000005741-21/usr/sbin/munin19:40:010
7450900,0irq/46-4a100000487-21sshd19:24:560
7450900,0irq/46-4a1000004043-21idleruntime19:35:040
7450900,0irq/46-4a1000003584-21aten_r4power_cu22:44:410
7450900,0irq/46-4a1000003417-21cron19:34:310
7450900,0irq/46-4a10000029250-21aten_r4power_en19:14:400
7450900,0irq/46-4a10000027309-21seq20:44:100
7450900,0irq/46-4a1000002494-21load00:15:090
7450900,0irq/46-4a10000024891-21rt-features20:35:220
7450900,0irq/46-4a1000002370-21/usr/sbin/munin22:40:050
7450900,0irq/46-4a10000023111-21ps22:05:210
7450900,0irq/46-4a10000017594-21tune2fs23:24:580
7450900,0irq/46-4a10000016141-21meminfo23:20:090
7450900,0irq/46-4a10000014303-21seq21:40:040
7450900,0irq/46-4a10000013823-21/usr/sbin/munin20:04:400
7450900,0irq/46-4a1000001084-21/usr/sbin/munin21:00:280
7450900,0irq/46-4a10000010704-21df_abs19:54:500
7450890,0irq/46-4a1000009304-21memory21:25:160
7450890,0irq/46-4a10000030748-21cron20:54:300
7450890,0irq/46-4a10000024296-21df_abs23:44:490
7450890,0irq/46-4a10000019062-21wget20:19:440
7450890,0irq/46-4a10000016462-21/usr/sbin/munin20:10:290
7450890,0irq/46-4a10000016347-21fgrep21:45:240
7450890,0irq/46-4a10000010201-1kworker/u3:023:04:180
7450880,0irq/46-4a1000005575-21runrttasks22:49:510
7450880,0irq/46-4a1000003438-21latency_hist21:09:310
7450880,0irq/46-4a10000030745-21runrttasks00:04:120
7450880,0irq/46-4a10000017538-21diskstats21:49:550
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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