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2025-12-23 - 14:00
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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 highest latencies:
System rackcslot2.osadl.org (updated Tue Dec 23, 2025 00:43:23)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2951926847,17sleep00-21swapper/019:06:200
2967126754,8sleep10-21swapper/119:07:551
3004699300,8cyclictest9039-21awk19:39:570
30047992929,0cyclictest0-21swapper/123:50:411
3004699280,28cyclictest0-21swapper/022:30:050
30047992711,15cyclictest6495-21kworker/1:019:54:071
30046992726,1cyclictest0-21swapper/023:18:280
30047992613,7cyclictest20732-21apache220:15:141
30047992610,7cyclictest24-21ksoftirqd/121:10:171
30046992610,16cyclictest0-21swapper/022:52:490
30046992510,5cyclictest0-21swapper/021:35:080
30047992421,3cyclictest20712-21apache220:25:141
30047992419,3cyclictest24-21ksoftirqd/123:34:561
30047992411,8cyclictest0-21swapper/123:10:121
30046992410,8cyclictest0-21swapper/023:40:100
30046992410,7cyclictest0-21swapper/022:20:160
30046992317,5cyclictest27296-21munin-node22:13:030
30046992310,4cyclictest0-21swapper/019:40:100
30046992310,4cyclictest0-21swapper/019:15:150
30046992310,4cyclictest0-21swapper/000:15:160
30046992310,13cyclictest0-21swapper/020:18:530
3004699230,22cyclictest0-21swapper/019:58:170
3004799226,10cyclictest0-21swapper/121:40:151
30047992217,4cyclictest0-21swapper/120:51:431
3004699226,11cyclictest0-21swapper/021:30:130
30046992216,5cyclictest599-21avahi-daemon00:09:500
30046992215,3cyclictest7-21ksoftirqd/023:34:560
30046992210,6cyclictest0-21swapper/023:10:090
30046992210,5cyclictest0-21swapper/023:00:130
30046992210,5cyclictest0-21swapper/021:52:430
30046992210,3cyclictest0-21swapper/022:45:130
3004699216,10cyclictest0-21swapper/022:55:100
30046992119,2cyclictest27296-21munin-node21:03:310
30046992110,4cyclictest0-21swapper/019:50:120
3004799206,7cyclictest0-21swapper/120:55:161
3004799206,13cyclictest6495-21kworker/1:000:35:251
3004799205,11cyclictest0-21swapper/120:45:091
3004799203,10cyclictest0-21swapper/122:00:121
30047992020,0cyclictest0-21swapper/119:57:291
30047992010,4cyclictest0-21swapper/122:25:181
3004699202,11cyclictest13730-21perf00:04:570
3004699200,7cyclictest0-21swapper/023:55:170
2507922010,0sleep10-21swapper/100:33:081
3004799195,10cyclictest0-21swapper/120:10:101
3004799192,6cyclictest0-21swapper/121:30:121
30047991919,0cyclictest0-21swapper/122:13:371
30047991913,5cyclictest100150irq/106-eth1-rx23:05:101
30047991910,6cyclictest0-21swapper/122:50:151
30047991910,3cyclictest0-21swapper/120:40:081
30047991910,3cyclictest0-21swapper/100:10:111
3004799190,0cyclictest0-21swapper/100:15:181
3004699196,9cyclictest0-21swapper/020:40:090
3004699193,6cyclictest0-21swapper/020:10:150
3004699193,11cyclictest0-21swapper/021:45:110
3004699193,10cyclictest24709-21cron21:44:570
30046991916,2cyclictest1199-21runrttasks20:49:530
30046991910,5cyclictest0-21swapper/020:20:080
30046991910,4cyclictest0-21swapper/020:50:110
30046991910,4cyclictest0-21swapper/019:20:160
30046991910,0cyclictest0-21swapper/020:30:090
3004699190,6cyclictest0-21swapper/020:35:090
3004699190,19cyclictest0-21swapper/022:00:330
3004699190,19cyclictest0-21swapper/021:06:290
2587821910,0sleep10-21swapper/120:20:191
1686321910,0sleep10-21swapper/120:00:061
3053221810,1sleep00-21swapper/023:22:480
3004799185,9cyclictest0-21swapper/123:45:111
3004799185,6cyclictest0-21swapper/121:20:071
3004799185,6cyclictest0-21swapper/100:25:091
3004799184,9cyclictest0-21swapper/100:05:111
3004799184,6cyclictest0-21swapper/122:20:121
3004799182,8cyclictest0-21swapper/121:25:091
30047991813,2cyclictest26793-21/usr/sbin/munin21:50:131
30047991810,5cyclictest0-21swapper/122:40:111
30047991810,4cyclictest0-21swapper/123:40:121
30047991810,4cyclictest0-21swapper/122:15:081
30047991810,4cyclictest0-21swapper/121:57:191
30047991810,4cyclictest0-21swapper/120:05:111
30047991810,4cyclictest0-21swapper/100:20:101
30047991810,3cyclictest0-21swapper/123:55:111
30047991810,2cyclictest0-21swapper/121:05:081
3004799180,12cyclictest0-21swapper/120:31:301
3004699188,8cyclictest0-21swapper/022:25:100
3004699186,9cyclictest0-21swapper/000:35:150
3004699184,9cyclictest0-21swapper/000:20:380
3004699182,10cyclictest0-21swapper/023:50:120
30046991815,2cyclictest20732-21apache221:10:110
30046991812,0cyclictest13593-21/usr/sbin/munin22:40:130
3004699181,11cyclictest0-21swapper/022:05:130
30046991810,7cyclictest0-21swapper/019:25:140
30046991810,5cyclictest0-21swapper/020:25:160
30046991810,4cyclictest0-21swapper/000:10:090
30046991810,3cyclictest0-21swapper/023:25:070
30046991810,2cyclictest0-21swapper/019:45:070
30046991810,0cyclictest0-21swapper/020:00:170
3004699180,16cyclictest0-21swapper/023:37:570
3004799177,7cyclictest0-21swapper/122:55:191
3004799174,9cyclictest0-21swapper/119:35:111
3004799174,11cyclictest0-21swapper/121:35:091
30047991710,3cyclictest0-21swapper/123:27:281
30047991710,3cyclictest0-21swapper/122:35:081
30047991710,2cyclictest0-21swapper/122:30:161
30047991710,2cyclictest0-21swapper/121:15:111
3004799170,11cyclictest0-21swapper/120:35:131
3004699177,5cyclictest770-21irqbalance22:15:070
3004699172,10cyclictest0-21swapper/023:45:080
3004699171,7cyclictest0-21swapper/020:05:100
30046991710,2cyclictest0-21swapper/022:35:100
30046991710,2cyclictest0-21swapper/019:30:090
30046991710,1cyclictest0-21swapper/020:55:180
30046991710,1cyclictest0-21swapper/019:10:080
3004699170,6cyclictest0-21swapper/021:25:180
3004799165,6cyclictest0-21swapper/119:15:081
3004799164,8cyclictest0-21swapper/119:10:141
3004799163,9cyclictest0-21swapper/122:45:131
3004799163,7cyclictest3380-21/usr/sbin/munin23:35:161
3004799163,7cyclictest0-21swapper/119:45:111
3004799162,5cyclictest28834-21latency_hist23:19:571
30047991610,3cyclictest0-21swapper/123:15:111
30047991610,2cyclictest0-21swapper/119:39:591
30047991610,1cyclictest0-21swapper/119:25:181
3004699166,7cyclictest0-21swapper/021:55:090
3004699162,9cyclictest0-21swapper/000:30:160
3004799153,6cyclictest0-21swapper/123:00:091
3004799151,9cyclictest0-21swapper/100:00:111
3004699153,7cyclictest0-21swapper/000:25:160
3004699153,5cyclictest0-21swapper/021:20:130
3004699151,8cyclictest0-21swapper/023:06:270
1460921510,0sleep00-21swapper/021:15:300
3004799141,8cyclictest0-21swapper/121:45:151
3004799141,7cyclictest7110-21cron19:34:571
30047991412,1cyclictest231ktimersoftd/122:05:161
30047991410,3cyclictest0-21swapper/119:20:141
30047991410,2cyclictest0-21swapper/121:00:091
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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