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2025-12-26 - 13:16
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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 all highest latencies:
System rack1slot1.osadl.org (updated Fri Dec 26, 2025 00:45:28)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
139612224157,52sleep20-21swapper/219:05:092
158612199161,25sleep30-21swapper/319:07:183
160002198159,26sleep10-21swapper/119:09:051
157612197159,25sleep00-21swapper/019:06:000
990121000,1sleep01616899cyclictest23:25:190
263032670,1sleep026308-21kernelversion20:35:190
1617899130,12cyclictest0-21swapper/122:30:181
16192991210,1cyclictest2850ksoftirqd/219:40:002
1617899120,0cyclictest0-21swapper/123:05:131
1616899112,4cyclictest18572-21perf19:15:000
162009990,8cyclictest4761-21apt-get21:00:133
162009990,6cyclictest13333-21apt-get20:10:123
162009990,5cyclictest2391-21apt-get20:55:143
161929996,1cyclictest28-21ksoftirqd/221:09:592
161929990,0cyclictest0-21swapper/223:15:162
161689998,1cyclictest9-21ksoftirqd/000:20:000
162009987,0cyclictest13105-21munin-plugin-st20:09:593
162009986,1cyclictest707-21snmpd23:55:463
162009986,1cyclictest707-21snmpd23:30:343
162009986,1cyclictest707-21snmpd22:41:213
162009986,1cyclictest707-21snmpd22:30:453
162009986,1cyclictest707-21snmpd22:04:433
162009986,1cyclictest707-21snmpd21:40:493
162009986,1cyclictest707-21snmpd21:35:473
162009986,1cyclictest707-21snmpd20:03:083
162009986,1cyclictest35-21ksoftirqd/321:15:003
162009986,1cyclictest35-21ksoftirqd/319:45:013
162009986,1cyclictest35-21ksoftirqd/319:25:123
162009986,1cyclictest17562-21apt-get22:35:123
161929986,1cyclictest707-21snmpd22:07:022
161929986,1cyclictest61650irq/122-eno123:00:002
161929986,1cyclictest61650irq/122-eno119:10:142
161929986,1cyclictest61650irq/122-eno100:05:172
161689986,1cyclictest9-21ksoftirqd/023:40:110
161689986,1cyclictest707-21snmpd23:46:480
161689986,1cyclictest707-21snmpd22:11:320
161689986,1cyclictest707-21snmpd22:03:170
161689986,1cyclictest707-21snmpd20:34:060
161689986,1cyclictest707-21snmpd20:08:390
161689986,1cyclictest707-21snmpd19:15:550
161689986,1cyclictest707-21snmpd00:37:420
161689984,2cyclictest25454-21unixbench-2d21:40:210
161689981,6cyclictest3785-21awk23:15:000
161689980,3cyclictest0-21swapper/023:55:110
161689980,0cyclictest0-21swapper/019:45:100
162009976,1cyclictest8190-21cat21:05:163
162009976,1cyclictest707-21snmpd23:11:243
162009976,1cyclictest707-21snmpd23:02:063
162009976,1cyclictest707-21snmpd21:58:073
162009976,1cyclictest20011-21cat21:30:163
162009975,1cyclictest707-21snmpd23:42:103
162009975,1cyclictest707-21snmpd23:39:163
162009975,1cyclictest707-21snmpd23:29:133
162009975,1cyclictest707-21snmpd22:45:333
162009975,1cyclictest707-21snmpd21:50:403
162009975,1cyclictest707-21snmpd21:25:523
162009975,1cyclictest707-21snmpd20:49:013
162009975,1cyclictest707-21snmpd20:15:233
162009975,1cyclictest707-21snmpd19:33:253
162009975,1cyclictest707-21snmpd19:10:153
162009975,1cyclictest707-21snmpd00:38:383
162009975,1cyclictest707-21snmpd00:30:583
162009975,1cyclictest707-21snmpd00:24:053
162009975,1cyclictest35-21ksoftirqd/323:00:013
162009975,1cyclictest35-21ksoftirqd/321:20:003
162009974,1cyclictest240-21systemd-journal19:19:593
162009971,3cyclictest3695-21apt-get19:50:113
162009970,4cyclictest27912-21cpu20:40:143
162009970,4cyclictest0-21swapper/320:20:003
161929976,1cyclictest707-21snmpd20:51:002
161929976,1cyclictest61650irq/122-eno121:55:012
161929975,1cyclictest7806-21sshd19:55:312
161929975,1cyclictest707-21snmpd22:26:272
161929975,1cyclictest707-21snmpd21:47:382
161929975,1cyclictest707-21snmpd20:45:302
161929975,1cyclictest707-21snmpd20:21:032
161929975,1cyclictest707-21snmpd19:31:152
161929975,1cyclictest707-21snmpd19:25:212
161929975,1cyclictest707-21snmpd00:33:392
161929975,1cyclictest61650irq/122-eno121:25:202
161929975,1cyclictest1747-21ntpd23:55:592
161929974,1cyclictest240-21systemd-journal20:12:082
161929973,2cyclictest548-21systemd-logind23:50:212
161929973,2cyclictest30166-21apt-get00:10:142
161929972,3cyclictest3760-21cron23:15:002
161929972,3cyclictest16854-21grep22:30:202
161929972,2cyclictest240-21systemd-journal22:50:002
161929971,6cyclictest0-21swapper/200:20:222
161929970,5cyclictest32334-21cat21:55:212
161929970,2cyclictest0-21swapper/219:15:132
161929970,1cyclictest0-21swapper/222:38:022
161789971,6cyclictest0-21swapper/122:26:451
161789971,3cyclictest0-21swapper/120:05:001
161789971,1cyclictest0-21swapper/120:38:171
161789970,7cyclictest0-21swapper/120:51:221
161789970,3cyclictest0-21swapper/123:40:011
161789970,1cyclictest0-21swapper/121:05:101
161689976,1cyclictest9-21ksoftirqd/022:48:100
161689976,1cyclictest707-21snmpd21:27:000
161689975,1cyclictest707-21snmpd23:16:310
161689975,1cyclictest707-21snmpd22:54:410
161689975,1cyclictest707-21snmpd22:15:410
161689975,1cyclictest707-21snmpd21:14:300
161689975,1cyclictest707-21snmpd19:42:190
161689975,1cyclictest707-21snmpd00:32:050
161689975,1cyclictest26197-21/usr/sbin/munin21:45:160
161689974,1cyclictest240-21systemd-journal00:15:000
161689973,3cyclictest7315-21apt-get21:05:110
161689973,2cyclictest548-21systemd-logind00:25:200
161689973,2cyclictest240-21systemd-journal00:05:000
161689972,1cyclictest20531-21/usr/sbin/munin23:50:170
161689972,1cyclictest12029-21/usr/sbin/munin21:15:230
161689971,6cyclictest0-21swapper/019:32:520
161689971,4cyclictest0-21swapper/020:20:120
161689971,1cyclictest0-21swapper/019:28:460
161689970,6cyclictest6687-21sshd21:02:430
161689970,6cyclictest43352sleep000:21:530
161689970,6cyclictest15383-21sed21:20:160
161689970,5cyclictest707-21snmpd22:31:470
162009965,1cyclictest35-21ksoftirqd/322:14:313
162009965,1cyclictest26632-21sshd22:53:323
162009965,0cyclictest14406-21apt-get21:20:123
162009964,1cyclictest707-21snmpd23:20:393
162009964,1cyclictest707-21snmpd22:06:553
162009964,1cyclictest707-21snmpd00:15:053
162009964,1cyclictest1190-21ntpq20:50:193
162009961,4cyclictest769-21lldpd20:27:563
162009961,4cyclictest29041-21apt-get19:35:143
162009961,4cyclictest0-21swapper/323:45:133
162009961,4cyclictest0-21swapper/322:20:123
162009961,3cyclictest27320-21/usr/sbin/munin21:45:173
161929966,0cyclictest61650irq/122-eno122:54:142
161929966,0cyclictest61650irq/122-eno122:40:162
161929966,0cyclictest61650irq/122-eno122:12:052
161929966,0cyclictest61650irq/122-eno120:57:042
161929966,0cyclictest61650irq/122-eno120:35:102
161929966,0cyclictest61650irq/122-eno120:25:392
161929966,0cyclictest61650irq/122-eno120:15:012
161929966,0cyclictest61650irq/122-eno120:00:112
161929966,0cyclictest61650irq/122-eno119:45:132
161929966,0cyclictest61650irq/122-eno119:40:172
161929966,0cyclictest61650irq/122-eno100:35:242
161929966,0cyclictest61650irq/122-eno100:19:582
161929965,1cyclictest2000-21ntpq22:00:182
161929964,1cyclictest8420-21cpuspeed_turbos22:15:152
161929964,1cyclictest707-21snmpd21:40:152
161929964,1cyclictest61650irq/122-eno123:40:112
161929964,1cyclictest61650irq/122-eno123:00:162
161929964,1cyclictest61650irq/122-eno120:30:152
161929964,1cyclictest61650irq/122-eno119:20:182
161929964,1cyclictest28-21ksoftirqd/223:40:002
161929963,1cyclictest294-21systemd-udevd23:47:072
161929961,4cyclictest0-21swapper/221:30:222
161929960,6cyclictest0-21swapper/223:27:492
161929960,6cyclictest0-21swapper/220:08:422
161929960,5cyclictest0-21swapper/219:50:312
161929960,2cyclictest0-21swapper/221:00:122
161789964,1cyclictest0-21swapper/121:20:181
161789963,0cyclictest0-21swapper/121:25:221
161789960,6cyclictest0-21swapper/123:52:311
161789960,6cyclictest0-21swapper/122:37:061
161789960,6cyclictest0-21swapper/121:39:201
161789960,6cyclictest0-21swapper/120:47:251
161789960,6cyclictest0-21swapper/120:15:261
161789960,6cyclictest0-21swapper/100:14:131
161789960,5cyclictest0-21swapper/123:48:011
161789960,5cyclictest0-21swapper/100:25:171
161789960,5cyclictest0-21swapper/100:15:171
161789960,5cyclictest0-21swapper/100:00:151
161789960,2cyclictest0-21swapper/122:50:141
161789960,1cyclictest0-21swapper/121:51:491
161789960,1cyclictest0-21swapper/120:23:501
161789960,1cyclictest0-21swapper/119:11:391
161789960,1cyclictest0-21swapper/100:21:321
161689965,1cyclictest918-21cat20:50:160
161689965,1cyclictest9-21ksoftirqd/022:43:090
161689965,1cyclictest707-21snmpd21:52:080
161689965,1cyclictest707-21snmpd21:33:250
161689963,0cyclictest0-21swapper/019:35:150
161689960,6cyclictest0-21swapper/023:34:400
161689960,6cyclictest0-21swapper/022:26:480
161689960,6cyclictest0-21swapper/022:08:110
161689960,5cyclictest0-21swapper/020:55:130
161689960,5cyclictest0-21swapper/020:25:120
161689960,5cyclictest0-21swapper/020:10:180
161689960,2cyclictest0-21swapper/022:35:110
161689960,2cyclictest0-21swapper/020:40:120
161689960,1cyclictest22945-21ntpq19:20:180
161689960,1cyclictest0-21swapper/023:20:180
161689960,1cyclictest0-21swapper/023:05:130
161689960,1cyclictest0-21swapper/022:55:130
161689960,1cyclictest0-21swapper/020:00:200
161689960,0cyclictest0-21swapper/021:57:510
161689960,0cyclictest0-21swapper/019:55:160
162009955,0cyclictest2490-21kworker/3:000:14:173
162009954,1cyclictest707-21snmpd19:20:493
162009954,1cyclictest6935-21cat19:55:143
162009953,1cyclictest8111-21taskset22:15:083
162009953,1cyclictest707-21snmpd23:15:003
162009953,1cyclictest707-21snmpd20:32:263
162009952,1cyclictest22644-21cron23:55:013
162009951,1cyclictest0-21swapper/300:25:123
162009950,5cyclictest0-21swapper/322:25:273
162009950,5cyclictest0-21swapper/300:00:103
161929955,0cyclictest61650irq/122-eno123:05:192
161929955,0cyclictest61650irq/122-eno121:35:182
161929955,0cyclictest61650irq/122-eno120:40:162
161929955,0cyclictest61650irq/122-eno100:25:472
161929955,0cyclictest61650irq/122-eno100:05:002
161929954,1cyclictest61650irq/122-eno121:15:212
161929953,1cyclictest6514-21basename23:20:132
161929951,3cyclictest10910-21expr22:20:142
161929950,5cyclictest0-21swapper/223:30:182
161929950,4cyclictest9678-21apt-get21:10:132
161929950,4cyclictest14403-21/usr/sbin/munin21:20:182
161789954,1cyclictest0-21swapper/123:41:071
161789951,2cyclictest0-21swapper/123:00:141
161789950,5cyclictest0-21swapper/122:18:041
161789950,5cyclictest0-21swapper/122:13:131
161789950,5cyclictest0-21swapper/121:30:161
161789950,5cyclictest0-21swapper/121:02:101
161789950,5cyclictest0-21swapper/100:37:591
161789950,4cyclictest0-21swapper/120:27:591
161789950,4cyclictest0-21swapper/119:30:161
161789950,3cyclictest0-21swapper/100:05:251
161789950,2cyclictest0-21swapper/123:30:151
161789950,2cyclictest0-21swapper/122:55:141
161789950,2cyclictest0-21swapper/122:40:111
161789950,1cyclictest0-21swapper/123:15:111
161689955,0cyclictest0-21swapper/022:20:130
161689954,1cyclictest9-21ksoftirqd/020:47:290
161689950,5cyclictest0-21swapper/023:00:120
161689950,5cyclictest0-21swapper/021:35:180
161689950,4cyclictest0-21swapper/020:15:160
161689950,1cyclictest0-21swapper/000:05:220
161689950,0cyclictest0-21swapper/023:35:030
162009942,1cyclictest27681-21aten_r1power_fr00:05:173
162009942,1cyclictest25381-21apt-get20:35:143
162009941,2cyclictest1338-21apt-get19:45:113
162009941,1cyclictest31721-21apt-get23:05:123
161789942,1cyclictest0-21swapper/121:55:001
161789941,1cyclictest0-21swapper/120:40:141
161789940,4cyclictest0-21swapper/119:29:431
161789940,3cyclictest0-21swapper/123:55:161
161789940,3cyclictest0-21swapper/123:25:141
161789940,3cyclictest0-21swapper/119:49:581
161789940,3cyclictest0-21swapper/100:31:461
161789940,2cyclictest0-21swapper/120:30:131
161789940,2cyclictest0-21swapper/119:40:131
161789940,1cyclictest0-21swapper/123:20:341
161789940,0cyclictest0-21swapper/122:45:281
161789940,0cyclictest0-21swapper/122:05:201
161789940,0cyclictest0-21swapper/121:15:121
161789940,0cyclictest0-21swapper/120:14:461
161789940,0cyclictest0-21swapper/120:00:201
161789940,0cyclictest0-21swapper/119:19:501
161689940,0cyclictest0-21swapper/019:50:100
161789932,1cyclictest257462sleep121:42:241
161789932,1cyclictest203-21jbd2/sda2-822:00:161
161789931,1cyclictest0-21swapper/123:10:131
161789931,1cyclictest0-21swapper/119:55:101
161789931,1cyclictest0-21swapper/119:50:111
161789931,1cyclictest0-21swapper/119:35:141
161789931,1cyclictest0-21swapper/119:20:111
161789930,3cyclictest0-21swapper/121:45:061
161789930,1cyclictest0-21swapper/122:20:151
161789930,1cyclictest0-21swapper/120:55:221
161789930,0cyclictest0-21swapper/121:10:191
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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