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2026-07-21 - 13:03
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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 rack7slot3.osadl.org (updated Tue Jul 21, 2026 00:44:40)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
28510239220sleep28513-21kernelversion19:03:150
293429926093cyclictest19446-21munin-node0
2934299243181cyclictest24543-21diskmemload21:56:510
2934299242217cyclictest18278-21ntp_states20:39:290
2934299240176cyclictest31790-21sed23:54:350
2934299239212cyclictest30967-21ssh23:51:080
2934299238211cyclictest25068-21irqstats21:09:300
2934299237211cyclictest27398-21runrttasks23:36:070
2934299235172cyclictest10785-21latency_hist20:07:570
2934299233208cyclictest3094-21memory00:09:480
2934299233208cyclictest24543-21diskmemload21:18:430
2934299233170cyclictest2315-21ntp_states21:50:270
2934299232165cyclictest1917-21ntp_states00:05:180
2934299231170cyclictest2935-21runrttasks22:45:180
5416223021sleep5419-21interrupts19:43:400
2934299230205cyclictest3582-1kworker/0:1H00:22:400
2934299230204cyclictest29240-21munin-run21:28:090
2934299230203cyclictest3582-1kworker/0:1H22:06:440
2934299230203cyclictest31656-21munin-node0
2934299230203cyclictest29822-21munin-node0
2934299230202cyclictest23492-21munin-node0
2934299230166cyclictest18263-21ssh22:57:570
2934299230164cyclictest27366-21rm21:19:220
2934299229203cyclictest19952-21munin-run20:47:500
2934299229203cyclictest13483-21munin-run22:37:570
2934299229166cyclictest7306-21latency_hist19:53:210
2934299229165cyclictest26047-21ntp_offset23:30:080
2934299228203cyclictest16748-21ssh22:51:050
2934299228203cyclictest1102-21ssh21:45:170
2934299228202cyclictest8717-21munin-node0
2934299228201cyclictest8740-21munin-run22:18:180
2934299228201cyclictest6199-21munin-node0
2934299228200cyclictest2719-21lxpanel19:58:300
2934299228164cyclictest21706-21ntp_states20:54:300
2934299228162cyclictest9547-21sleep22:20:400
2934299227204cyclictest2365-21rs:main0
2934299227167cyclictest24912-21ntp_states23:25:240
2934299227163cyclictest6716-21ssh22:08:520
2934299226201cyclictest8233-21munin-node0
2934299226201cyclictest2836-21df19:33:100
2934299226199cyclictest12739-21munin-node0
2934299226164cyclictest2642-21munin-node00:18:490
2934299226162cyclictest14195-21ntpdc22:40:100
2934299226157cyclictest10690-21chrt22:25:250
2934299225200cyclictest11643-21ping22:29:390
2934299225165cyclictest22234-21basename23:14:150
2934299225164cyclictest31909-21ssh21:38:520
2934299225163cyclictest5028-21munin-run19:42:500
2934299225160cyclictest2719-21lxpanel23:00:060
2934299225158cyclictest28480-21ssh23:40:250
2934299224200cyclictest30087-21munin-node0
2934299224199cyclictest455-21if_eth023:59:210
2934299224198cyclictest4469-21munin-node0
2934299224198cyclictest11929-21munin-node20:12:570
2934299224163cyclictest32573-21chrt19:20:160
2934299224158cyclictest31052-21ntp_states19:14:290
2934299223199cyclictest7800-21sshd19:54:000
2934299223198cyclictest21485-21chrt23:11:020
2934299223197cyclictest17262-21chrt20:34:450
2934299223197cyclictest14579-21munin-node0
2934299223196cyclictest23516-21latency_hist21:03:040
2934299222197cyclictest30594-21df19:13:100
2934299221197cyclictest3991-21date19:38:060
2934299221193cyclictest24549-21ssh21:07:470
2934299221160cyclictest15371-21munin-node0
2934299220191cyclictest21095-21latency_hist20:52:460
2934299219196cyclictest13692-21ntp_states20:19:320
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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