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2026-04-25 - 15:52
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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 all highest latencies:
System rack3slot7.osadl.org (updated Sat Apr 25, 2026 12:43:38)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3140160ksoftirqd/024665-21kworker/0:107:04:550
14991200watchdog/02792-21runrttasks11:15:160
14991190watchdog/02792-21runrttasks11:37:240
14991170watchdog/08092-21mailstats11:09:520
14991150watchdog/06859-21nfs_client07:35:120
14991140watchdog/029720-21munin-node08:50:240
14991130watchdog/017506-21df09:55:000
14991110watchdog/02792-21runrttasks08:29:160
14991110watchdog/011061-21pluginstate09:34:400
14991100watchdog/023529-21mailstats10:14:520
14991100watchdog/01932-21sh12:34:560
14991080watchdog/023724-21aten2.4_r3power12:00:000
14991080watchdog/018439-21runrttasks11:42:040
14991020watchdog/028159-21mailstats10:29:520
14991010watchdog/08962-21munin-node07:40:240
14991010watchdog/06793-21aten2.4_r3power09:20:000
14991010watchdog/026604-21runrttasks10:24:480
14991000watchdog/011517-21df_inode09:35:040
30793989931cyclictest10224-21sshd07:45:120
1499990watchdog/020511-21ntp_states11:49:560
30793989831cyclictest2792-21runrttasks07:19:530
1499980watchdog/011220-21munin-node07:49:520
30793989732cyclictest14692-21sensors_fan09:45:060
1499970watchdog/05038-21cut07:30:000
1499970watchdog/025972-21sh10:20:240
1499960watchdog/022773-21missed_timers11:55:240
30793989533cyclictest3257-21munin-node07:25:080
30793989529cyclictest23870-21df_inode08:30:040
1499950watchdog/02792-21runrttasks11:21:080
30793989440cyclictest21296-21runrttasks10:05:230
30793989424cyclictest14589-21df_inode08:00:040
1499940watchdog/02792-21runrttasks10:02:280
1499940watchdog/016116-21sort08:05:040
30793989334cyclictest821-21nfs_client10:45:100
30793989333cyclictest8646-21nfs_client09:25:110
30793989331cyclictest2025-21df10:49:580
30793989329cyclictest5600-21kernelversion11:00:150
30793989329cyclictest21018-21nfs_client08:20:130
30793989327cyclictest16545-21timerandwakeup09:50:250
30793989325cyclictest31199-21chrt12:24:440
1499930watchdog/026680-21munin-node08:39:520
30793989234cyclictest14974-21timerandwakeup11:30:210
30793989227cyclictest2792-21runrttasks12:22:410
1499920watchdog/05042-21irqstats09:14:520
1499920watchdog/028556-21aten2.4_r3power12:15:080
1499920watchdog/027734-21seq12:12:320
30793989144cyclictest1930-21open_inodes09:04:530
30793989141cyclictest6794-21egrep11:05:040
30793989132cyclictest4886-21latency_hist09:14:410
30793989131cyclictest18887-21latency_hist08:14:420
1499910watchdog/019750-21aten2.4_r3power11:45:240
30793989031cyclictest306-21mailstats12:29:500
30793989030cyclictest31245-21munin-node10:40:010
30793989028cyclictest3440-21munin-node10:55:050
1499900watchdog/013386-21munin-node07:55:160
1499900watchdog/013023-21df_inode09:40:040
30793988940cyclictest29933-21egrep10:35:020
30793988934cyclictest2792-21runrttasks07:09:520
30793988931cyclictest1818-21latency_hist09:04:410
30793988929cyclictest25866-21latency08:35:230
30793988927cyclictest25016-21latency_hist12:04:420
1499890watchdog/028289-21apt-get08:44:560
1499890watchdog/02792-21runrttasks08:13:040
30793988828cyclictest22783-21missed_timers10:10:230
30793988826cyclictest627-21expr07:15:110
30793988639cyclictest13053-21rt-features11:25:040
30793988527cyclictest31635-21unixbench_singl08:55:060
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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