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2026-03-26 - 11:18
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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 highest latencies:
System rack7slot3.osadl.org (updated Thu Mar 26, 2026 00:44:42)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
251402201216sleep25137-21cat19:07:160
2517499270205cyclictest19931-21diskmemload21:22:480
2517499261196cyclictest20661-21sh21:09:310
2517499260230cyclictest20062-21df21:07:460
2517499259226cyclictest31905-21cron19:37:080
2517499254228cyclictest25141-21ssh21:28:060
2517499254225cyclictest25713-21ssh23:39:300
251749925369cyclictest2726-21lxpanel19:38:260
2517499251187cyclictest32532-21perl00:08:250
2517499250223cyclictest4650-21latency_hist00:27:530
2517499250221cyclictest8620-21ssh22:32:350
2517499249222cyclictest7661-1kworker/0:1H22:42:230
2517499249221cyclictest21197-21ssh23:22:310
2517499249221cyclictest17473-21cpu23:07:240
2517499249220cyclictest2953-21runrttasks22:33:500
2517499249219cyclictest12954-21netwatch20:34:340
2517499248219cyclictest1599-21apt-get00:15:130
2517499248215cyclictest29014-21uname23:53:500
2517499248183cyclictest9708-21netwatch20:21:190
2517499247222cyclictest10923-21wc20:27:190
2517499247221cyclictest14582-21ssh22:55:260
2517499247220cyclictest30197-21grep19:28:200
2517499247218cyclictest14501-21netwatch20:42:430
2517499247218cyclictest12447-21latency_hist22:47:430
2517499247215cyclictest3520-21ntpq19:53:240
2517499246222cyclictest6691-21munin-node0
2517499246222cyclictest14260-21runrttasks20:41:490
2517499246219cyclictest27956-21ssh23:49:000
2517499246217cyclictest5941-21munin-run00:32:090
2517499246214cyclictest30232-21irqstats23:58:490
2517499245217cyclictest26727-21ssh23:43:530
2517499245214cyclictest31409-21irqstats00:03:420
2517499245212cyclictest2953-21runrttasks20:03:190
2517499244219cyclictest3751-21sh22:12:140
2517499244219cyclictest18108-21ssh23:09:180
2517499244218cyclictest7402-21ssh00:37:550
2517499244218cyclictest592-21diskmemload21:59:110
2517499244217cyclictest23160-21ssh23:29:310
2517499244213cyclictest21713-21memory23:24:050
2517499243217cyclictest24074-21ssh21:23:380
2517499243215cyclictest7633-21cat20:12:270
2517499242217cyclictest29617-21netwatch19:26:380
2517499242214cyclictest2829-21cat00:18:570
2517499242213cyclictest5352-21munin-node0
2517499242182cyclictest26916-21netwatch19:13:330
2517499241218cyclictest2834-21snmpd21:36:400
2517499241217cyclictest2834-21snmpd21:52:320
2517499241217cyclictest24705-21chrt23:35:390
2517499241216cyclictest2726-21lxpanel22:58:510
2517499241212cyclictest22204-21ssh21:16:210
2517499241211cyclictest31604-21munin-node0
2517499241181cyclictest16426-21runrttasks20:50:390
1801224114sleep1800-21cat22:04:130
2517499240217cyclictest4849-21cron22:17:080
2517499240215cyclictest13419-21sh22:51:100
2517499240214cyclictest8785-21latency_hist20:17:320
2517499240213cyclictest19654-21ssh23:15:590
2517499240213cyclictest1403-21cat19:43:470
2517499240211cyclictest29435-21grep21:44:370
2517499239215cyclictest17250-21runrttasks20:53:370
2517499239213cyclictest28081-21missed_timers21:39:180
2517499239211cyclictest4323-21munin-node0
2517499238211cyclictest18929-21munin-node0
2517499238210cyclictest2202-21sshd19:48:120
251749923546cyclictest2726-21lxpanel19:09:520
2517499235172cyclictest28131-21mailstats19:18:420
2517499231203cyclictest11902-21chrt20:30:350
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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