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2025-11-27 - 07:58
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Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Characteristics of the 100 highest latencies:
System rack1slot1.osadl.org (updated Thu Nov 27, 2025 00:45:06)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
113962214149,23sleep00-21swapper/019:06:400
116222203148,42sleep10-21swapper/119:09:351
114082203146,44sleep20-21swapper/219:06:512
113942199161,24sleep30-21swapper/319:06:393
11789991918,0cyclictest35-21ksoftirqd/322:05:143
253092180,0sleep10-21swapper/121:40:221
253092180,0sleep10-21swapper/121:40:211
11789991817,1cyclictest35-21ksoftirqd/322:25:163
11789991717,0cyclictest35-21ksoftirqd/322:30:223
11789991717,0cyclictest35-21ksoftirqd/322:10:133
11789991717,0cyclictest35-21ksoftirqd/300:00:153
11789991616,0cyclictest35-21ksoftirqd/323:20:113
11789991616,0cyclictest35-21ksoftirqd/322:18:093
11789991615,1cyclictest35-21ksoftirqd/322:55:003
11789991615,1cyclictest35-21ksoftirqd/321:10:133
11789991515,0cyclictest35-21ksoftirqd/323:43:403
11789991515,0cyclictest35-21ksoftirqd/321:20:143
11789991515,0cyclictest35-21ksoftirqd/300:36:503
1178999149,2cyclictest35-21ksoftirqd/300:25:213
11789991414,0cyclictest35-21ksoftirqd/323:35:163
11789991414,0cyclictest35-21ksoftirqd/321:26:033
11789991414,0cyclictest35-21ksoftirqd/320:00:153
11789991313,0cyclictest35-21ksoftirqd/322:23:263
11789991313,0cyclictest35-21ksoftirqd/319:40:023
11789991311,1cyclictest35-21ksoftirqd/323:55:133
11789991311,1cyclictest35-21ksoftirqd/322:45:183
11789991311,1cyclictest35-21ksoftirqd/322:35:183
11789991310,1cyclictest35-21ksoftirqd/319:55:003
11789991212,0cyclictest35-21ksoftirqd/323:16:533
11789991212,0cyclictest35-21ksoftirqd/323:10:003
11789991212,0cyclictest35-21ksoftirqd/321:50:003
11789991212,0cyclictest35-21ksoftirqd/321:32:483
11789991212,0cyclictest35-21ksoftirqd/321:00:003
11789991212,0cyclictest35-21ksoftirqd/300:10:153
11789991211,1cyclictest35-21ksoftirqd/323:30:143
11789991211,1cyclictest35-21ksoftirqd/323:10:143
11789991211,1cyclictest35-21ksoftirqd/323:00:113
11789991211,1cyclictest35-21ksoftirqd/321:55:143
11789991211,1cyclictest35-21ksoftirqd/321:40:123
11789991211,1cyclictest35-21ksoftirqd/321:40:113
11789991211,1cyclictest35-21ksoftirqd/321:15:183
11789991211,0cyclictest35-21ksoftirqd/323:50:013
11789991210,1cyclictest35-21ksoftirqd/322:55:213
11789991210,1cyclictest35-21ksoftirqd/319:45:183
11789991210,1cyclictest35-21ksoftirqd/319:15:003
11789991210,1cyclictest35-21ksoftirqd/300:30:153
11789991210,1cyclictest35-21ksoftirqd/300:05:173
11764991210,1cyclictest9-21ksoftirqd/019:25:000
1178999119,1cyclictest35-21ksoftirqd/323:50:153
1178999119,1cyclictest35-21ksoftirqd/323:25:143
1178999119,1cyclictest35-21ksoftirqd/320:30:003
1178999119,1cyclictest35-21ksoftirqd/320:15:143
11789991111,0cyclictest35-21ksoftirqd/322:40:143
11789991111,0cyclictest35-21ksoftirqd/320:00:013
11789991111,0cyclictest35-21ksoftirqd/319:29:593
11789991111,0cyclictest35-21ksoftirqd/319:20:003
11789991110,1cyclictest35-21ksoftirqd/322:00:143
11789991110,1cyclictest35-21ksoftirqd/321:50:213
11789991110,1cyclictest35-21ksoftirqd/321:35:113
11789991110,1cyclictest35-21ksoftirqd/320:55:013
11789991110,1cyclictest35-21ksoftirqd/320:45:013
11789991110,1cyclictest35-21ksoftirqd/320:30:093
11789991110,1cyclictest35-21ksoftirqd/320:10:013
11789991110,1cyclictest35-21ksoftirqd/319:40:003
11789991110,1cyclictest35-21ksoftirqd/319:25:013
11789991110,1cyclictest35-21ksoftirqd/300:20:123
11789991110,1cyclictest35-21ksoftirqd/300:15:003
1177299110,11cyclictest0-21swapper/119:20:001
1176499111,5cyclictest7084-21cut00:20:010
1178999109,1cyclictest35-21ksoftirqd/320:40:003
1178999109,1cyclictest35-21ksoftirqd/320:20:103
1178999109,1cyclictest35-21ksoftirqd/320:15:003
1178999108,1cyclictest35-21ksoftirqd/321:00:163
1178999108,1cyclictest35-21ksoftirqd/320:50:003
1178999108,1cyclictest35-21ksoftirqd/319:30:203
1178299108,1cyclictest28-21ksoftirqd/223:47:222
1178299108,1cyclictest28-21ksoftirqd/221:39:302
1178299108,1cyclictest28-21ksoftirqd/220:15:012
1178299100,8cyclictest8415-21/usr/sbin/munin22:50:162
1178299100,1cyclictest254-21systemd-journal21:32:052
1177299100,3cyclictest0-21swapper/121:55:111
1176499108,1cyclictest9-21ksoftirqd/020:40:070
1176499108,1cyclictest9-21ksoftirqd/020:15:130
1176499103,4cyclictest3842-21sort20:00:000
26722298,0sleep228-21ksoftirqd/221:44:472
26722298,0sleep228-21ksoftirqd/221:44:472
117899998,1cyclictest35-21ksoftirqd/321:05:113
117829997,1cyclictest28-21ksoftirqd/220:10:002
117829991,6cyclictest14106-21munin-node19:39:002
117649997,1cyclictest9-21ksoftirqd/000:01:420
117649993,5cyclictest14216-21perf00:30:010
117649991,3cyclictest0-21swapper/000:10:190
117649990,3cyclictest0-21swapper/021:24:540
117649990,1cyclictest254-21systemd-journal23:59:530
117829986,1cyclictest60950irq/123-eno122:30:182
117829986,1cyclictest60950irq/123-eno121:51:192
117829986,1cyclictest60950irq/123-eno100:35:162
117829986,1cyclictest28-21ksoftirqd/223:22:562
117829984,1cyclictest28-21ksoftirqd/223:30:062
117829980,5cyclictest0-21swapper/221:25:232
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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