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2026-01-11 - 16:59
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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 Jan 11, 2026 12:43:38)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3140150ksoftirqd/010933-21kworker/0:007:03:210
207039815213cyclictest14253-21latency08:28:490
207039815112cyclictest9367-21kernelversion11:43:380
207039814913cyclictest31928-21munin-node11:13:260
207039814812cyclictest31798-21sshd09:27:380
207039814729cyclictest7982-21aten2.4_r3power08:08:440
207039814712cyclictest28900-21munin-node09:18:380
207039814613cyclictest4928-21latency11:28:470
207039814612cyclictest24261-21munin-node09:03:190
207039814612cyclictest12641-21timerandwakeup10:08:470
207039814513cyclictest4781-21munin-node07:58:380
207039814512cyclictest1530-21cut07:48:330
207039814214cyclictest27970-21munin-node09:13:410
207039814213cyclictest27595-21aten2.4_r3power07:28:320
207039814213cyclictest1323-21awk09:33:280
207039814211cyclictest25910-21df10:53:230
207039814012cyclictest14092-21aten2.4_r3power11:58:450
207039813811cyclictest20204-21kernelversion10:33:390
2460501090irq/11-eth031976-21munin-node09:28:430
14991090watchdog/024232-21df07:18:220
2460501070irq/11-eth08824-21mailstats09:58:150
14991060watchdog/010482-21df10:03:230
14991050watchdog/030478-21idleruntime11:08:190
1499970watchdog/026266-21nfs_client09:08:350
1499970watchdog/019109-21unixbench_singl12:18:270
1499950watchdog/08890-21mailstats08:13:180
1499940watchdog/031117-21aten2.4_r3power07:38:420
246050930irq/11-eth03019-21runrttasks12:12:090
246050930irq/11-eth022943-21aten2.4_r3power07:13:330
1499920watchdog/07811-21nfs_client09:53:390
1499920watchdog/06146-21sensors_fan09:48:310
1499900watchdog/023251-21munin-node10:43:390
20703988813cyclictest19643-21mailstats08:48:160
1499880watchdog/06716-21seq08:04:180
1499880watchdog/023735-21unixbench_singl12:33:310
1499860watchdog/024290-21chrt10:48:190
20703988411cyclictest17228-21cpuspeed08:38:430
1499820watchdog/018727-21processes10:28:430
20703988113cyclictest27846-21nfs_client10:58:370
20703988113cyclictest2430-21runrttasks11:22:580
20703988112cyclictest6155-21nfs_client11:33:350
431228011sleep04380-21munin-node09:43:240
20703988012cyclictest7380-21df11:38:230
20703988011cyclictest15448-21nfs_client10:18:340
1499800watchdog/023629-21stty08:58:510
1499800watchdog/013494-21if_eth010:13:190
246050790irq/11-eth032010-21munin-node07:43:480
20703987913cyclictest21085-21df07:08:240
20703987912cyclictest3354-21timerandwakeup11:23:480
20703987912cyclictest25600-21mailstats07:23:170
20703987912cyclictest21732-21needreboot10:38:380
1499790watchdog/015424-21nfs_client12:03:350
20703987812cyclictest12059-21df08:23:230
246050770irq/11-eth028938-21aten2.4_r3power07:33:260
20703987714cyclictest17421-21aten2.4_r3power10:23:520
20703987713cyclictest3019-21runrttasks08:45:300
20703987713cyclictest20735-21aten2.4_r3power12:23:360
20703987712cyclictest29005-21df11:03:240
20703987712cyclictest10267-21latency_hist11:48:060
1499770watchdog/022222-21munin-node12:28:310
1499770watchdog/012838-21runrttasks11:54:350
246050760irq/11-eth011041-21aten2.4_r3power08:18:400
20703987614cyclictest21682-21awk08:53:350
20703987513cyclictest2971-21df_inode09:38:280
20703987513cyclictest2630-21munin-node07:53:180
20703987412cyclictest14998-21munin-node08:33:360
1499740watchdog/02070398cyclictest12:14:550
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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