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2026-04-13 - 01:09
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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 50 highest latencies:
System rack7slot3.osadl.org (updated Sun Apr 12, 2026 12:44:40)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
299612234721sleep29963-21ntp_offset07:02:140
3063799264238cyclictest14913-21grep10:33:190
3063799259230cyclictest21039-21df08:46:590
3063799258200cyclictest2883-21grep11:53:290
3063799257231cyclictest9551-21rm10:12:190
3063799257231cyclictest31908-21latency_hist07:12:050
3063799257229cyclictest7888-21ssh10:05:210
306379925698cyclictest18309-21cpu10:46:550
306379925674cyclictest20793-21/usr/sbin/munin10:57:110
3063799256230cyclictest30631-21cyclictest12:09:490
3063799256226cyclictest32231-21sshd11:41:570
3063799256225cyclictest22086-21munin-node0
3063799255230cyclictest2179-21sh09:43:020
3063799255222cyclictest29166-21ssh11:29:040
3063799254229cyclictest5410-21latency12:03:220
3063799254229cyclictest12185-21ls08:07:260
3063799254226cyclictest32756-21ssh11:43:340
3063799254220cyclictest3718-21sshd07:28:550
306379925388cyclictest5503-21netwatch09:56:040
306379925373cyclictest11097-1kworker/0:2H09:59:170
3063799253226cyclictest17398-21runrttasks08:30:170
3063799253225cyclictest29758-21ssh09:23:320
3063799253224cyclictest10221-21sh10:14:260
3063799252227cyclictest4912-21cpu12:01:540
3063799252226cyclictest10868-21grep08:02:000
3063799252223cyclictest27437-21ntpq09:14:070
3063799252223cyclictest25529-21fake-hwclock11:14:530
306379925187cyclictest28082-21sh11:24:450
3063799251228cyclictest24095-21ps11:08:560
3063799251220cyclictest11417-21fschecks_time12:27:450
306379925091cyclictest32760-21runrttasks07:15:200
3063799250226cyclictest16063-21fschecks_time10:37:490
3063799250224cyclictest25493-21cpu09:06:530
3063799250223cyclictest13500-21ssh10:27:520
3063799250222cyclictest722-21cat09:37:290
3063799250219cyclictest26304-21iwlist11:18:070
3063799250218cyclictest9735-21ssh12:21:210
3063799250218cyclictest4223-21ssh09:50:540
306379924989cyclictest1178-21sensors07:18:140
3063799249221cyclictest19046-21ps10:49:030
306379924887cyclictest16202-21netwatch08:24:180
3063799248223cyclictest874-21fschecks_time09:37:570
3063799248221cyclictest2332-21cat07:23:150
3063799248219cyclictest24072-21sshd08:58:400
3063799247223cyclictest6191-21sh07:41:380
3063799247218cyclictest9641-21cpu07:56:530
3063799247216cyclictest6474-21sort07:42:180
306379924667cyclictest30462-21munin-node0
3063799246219cyclictest22050-21munin-node0
306379924550cyclictest53-21mmcqd/009:08:080
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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