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2025-12-28 - 12:17
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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 rack1slot1.osadl.org (updated Sun Dec 28, 2025 00:45:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
47902216160,43sleep20-21swapper/219:07:302
46422206142,50sleep00-21swapper/019:05:350
46582201157,30sleep10-21swapper/119:05:481
48062199159,26sleep30-21swapper/319:07:423
22202150,0sleep10-21swapper/121:15:211
5108991311,1cyclictest28-21ksoftirqd/221:00:002
5085991210,1cyclictest9-21ksoftirqd/023:30:010
510899119,1cyclictest28-21ksoftirqd/219:15:002
508599119,1cyclictest9-21ksoftirqd/000:35:010
510899109,1cyclictest28-21ksoftirqd/222:45:002
508599109,1cyclictest9-21ksoftirqd/023:10:000
508599109,1cyclictest9-21ksoftirqd/019:20:000
51159990,0cyclictest0-21swapper/300:30:123
51089998,1cyclictest28-21ksoftirqd/223:35:012
51089998,1cyclictest28-21ksoftirqd/223:30:012
51089998,1cyclictest28-21ksoftirqd/223:25:012
51089998,1cyclictest28-21ksoftirqd/221:45:012
51089998,1cyclictest28-21ksoftirqd/220:30:012
51089997,1cyclictest28-21ksoftirqd/223:45:162
51089993,5cyclictest1982-21sendmail-mta20:03:152
50979990,5cyclictest0-21swapper/100:20:111
50859998,1cyclictest9-21ksoftirqd/021:05:000
50859998,1cyclictest9-21ksoftirqd/020:55:130
50859998,1cyclictest9-21ksoftirqd/019:49:590
50859998,1cyclictest9-21ksoftirqd/000:15:000
50859997,1cyclictest9-21ksoftirqd/023:20:110
50859997,1cyclictest9-21ksoftirqd/020:15:000
50859997,1cyclictest9-21ksoftirqd/019:54:590
51159987,1cyclictest35-21ksoftirqd/322:04:593
51159987,1cyclictest35-21ksoftirqd/321:40:013
51159986,1cyclictest707-21snmpd23:15:183
51159986,1cyclictest707-21snmpd19:56:093
51159986,1cyclictest35-21ksoftirqd/300:20:103
51159983,4cyclictest15573-21latency_hist19:30:013
51089987,1cyclictest28-21ksoftirqd/223:10:002
51089987,1cyclictest28-21ksoftirqd/220:55:002
51089987,1cyclictest28-21ksoftirqd/220:40:012
51089987,1cyclictest28-21ksoftirqd/219:35:122
51089987,1cyclictest28-21ksoftirqd/219:20:012
51089987,1cyclictest28-21ksoftirqd/200:09:592
51089986,1cyclictest707-21snmpd22:28:452
51089986,1cyclictest707-21snmpd21:57:532
51089986,1cyclictest32725-21munin-plugin-st21:14:592
51089986,1cyclictest28-21ksoftirqd/222:05:002
51089986,1cyclictest28-21ksoftirqd/221:45:162
51089986,1cyclictest14043-21cat22:50:162
51089983,2cyclictest3405-21ls23:35:202
51089980,3cyclictest0-21swapper/200:15:112
50859988,0cyclictest9-21ksoftirqd/000:25:000
50859987,1cyclictest9-21ksoftirqd/021:45:010
50859987,1cyclictest9-21ksoftirqd/021:40:000
50859987,1cyclictest9-21ksoftirqd/021:20:160
50859986,1cyclictest9-21ksoftirqd/022:45:000
50859986,1cyclictest9-21ksoftirqd/021:50:000
50859986,1cyclictest707-21snmpd20:54:360
50859984,2cyclictest240-21systemd-journal19:35:010
50859983,1cyclictest26917-21ntp_states00:25:190
50859980,7cyclictest32600-21munin-run00:40:010
51159976,1cyclictest707-21snmpd23:35:533
51159976,1cyclictest707-21snmpd20:19:163
51159976,1cyclictest35-21ksoftirqd/323:50:003
51159975,1cyclictest707-21snmpd22:12:523
51159975,1cyclictest707-21snmpd21:44:013
51159975,1cyclictest707-21snmpd21:14:543
51159975,1cyclictest707-21snmpd21:02:543
51159975,1cyclictest707-21snmpd20:55:093
51159974,2cyclictest707-21snmpd21:22:523
51159971,2cyclictest5456-21apt-get19:10:003
51089976,1cyclictest61650irq/122-eno122:10:172
51089976,1cyclictest61650irq/122-eno121:15:132
51089976,1cyclictest28-21ksoftirqd/222:35:132
51089976,1cyclictest28-21ksoftirqd/221:00:142
51089976,1cyclictest28-21ksoftirqd/220:40:132
51089975,1cyclictest707-21snmpd23:44:322
51089975,1cyclictest707-21snmpd22:06:592
51089975,1cyclictest707-21snmpd20:34:292
51089975,1cyclictest707-21snmpd00:31:032
51089975,1cyclictest61650irq/122-eno122:20:242
51089975,1cyclictest61650irq/122-eno119:40:152
51089975,1cyclictest28-21ksoftirqd/222:35:012
51089975,1cyclictest28-21ksoftirqd/222:35:002
51089970,6cyclictest26378-21sed23:15:212
51089970,6cyclictest0-21swapper/219:53:172
51089970,1cyclictest0-21swapper/220:22:042
51089970,1cyclictest0-21swapper/220:10:172
51089970,0cyclictest0-21swapper/222:55:192
50979971,6cyclictest0-21swapper/119:46:091
50979971,1cyclictest0-21swapper/120:05:341
50979970,1cyclictest0-21swapper/120:47:551
50859976,1cyclictest9-21ksoftirqd/023:30:140
50859976,1cyclictest9-21ksoftirqd/022:50:140
50859976,1cyclictest9-21ksoftirqd/021:30:000
50859976,1cyclictest9-21ksoftirqd/020:40:010
50859976,1cyclictest707-21snmpd23:17:400
50859976,0cyclictest9-21ksoftirqd/022:00:000
50859975,1cyclictest9-21ksoftirqd/023:55:150
50859973,1cyclictest5266-21tune2fs20:15:150
50859972,4cyclictest0-21swapper/020:05:140
50859970,6cyclictest693-21runrttasks20:20:120
50859970,6cyclictest16917-21df20:40:140
50859970,6cyclictest0-21swapper/022:35:110
50859970,6cyclictest0-21swapper/022:30:130
50859970,6cyclictest0-21swapper/022:30:130
50859970,6cyclictest0-21swapper/021:30:130
50859970,6cyclictest0-21swapper/021:15:160
50859970,6cyclictest0-21swapper/020:45:130
50859970,6cyclictest0-21swapper/000:00:120
50859970,1cyclictest8410-21grep23:45:240
50859970,1cyclictest707-21snmpd23:10:270
50859970,1cyclictest4996-21apt-get19:10:010
50859970,1cyclictest31114-21diskstats21:10:140
23026270,0sleep30-21swapper/319:45:163
51159965,1cyclictest8521-21cat21:30:173
51159965,1cyclictest707-21snmpd22:30:363
51159965,1cyclictest707-21snmpd22:30:363
51159965,1cyclictest707-21snmpd20:38:523
51159965,1cyclictest707-21snmpd20:00:493
51159965,1cyclictest707-21snmpd00:05:183
51159965,1cyclictest35-21ksoftirqd/323:24:593
51159965,1cyclictest35-21ksoftirqd/319:45:013
51159965,1cyclictest30959-21sshd22:17:293
51159965,1cyclictest17294-21cat20:40:153
51159965,1cyclictest14324-21ntpq22:50:213
51159964,2cyclictest31430-21apt-get22:20:153
51159964,1cyclictest35-21ksoftirqd/323:55:123
51159964,1cyclictest2245-21apt20:10:133
51159964,1cyclictest22013-21cat20:50:153
51159964,1cyclictest15364-21fschecks_time21:45:163
51159961,3cyclictest22363-21idleruntime-cro23:10:003
51159960,2cyclictest25101-21gltestperf22:05:153
51159960,1cyclictest0-21swapper/320:25:153
51089966,0cyclictest61650irq/122-eno123:50:102
51089966,0cyclictest61650irq/122-eno122:15:112
51089966,0cyclictest61650irq/122-eno121:50:152
51089966,0cyclictest61650irq/122-eno121:30:132
51089966,0cyclictest61650irq/122-eno121:05:122
51089966,0cyclictest61650irq/122-eno119:55:132
51089966,0cyclictest61650irq/122-eno119:31:582
51089966,0cyclictest61650irq/122-eno119:25:322
51089966,0cyclictest61650irq/122-eno100:37:282
51089965,1cyclictest61650irq/122-eno123:55:172
51089965,1cyclictest61650irq/122-eno120:15:142
51089965,1cyclictest61650irq/122-eno100:10:122
51089965,1cyclictest61650irq/122-eno100:01:452
51089965,1cyclictest28-21ksoftirqd/200:25:162
51089964,1cyclictest707-21snmpd20:46:172
51089964,1cyclictest61650irq/122-eno120:05:182
51089964,1cyclictest61650irq/122-eno119:20:192
51089964,1cyclictest28-21ksoftirqd/223:00:132
51089964,1cyclictest28-21ksoftirqd/222:49:592
51089964,1cyclictest28-21ksoftirqd/221:35:172
51089964,1cyclictest28-21ksoftirqd/219:47:232
51089963,0cyclictest0-21swapper/221:20:072
51089960,6cyclictest0-21swapper/223:10:012
50979961,5cyclictest0-21swapper/123:44:351
50979960,6cyclictest0-21swapper/123:45:331
50979960,6cyclictest0-21swapper/123:35:441
50979960,6cyclictest0-21swapper/123:23:481
50979960,6cyclictest0-21swapper/123:17:221
50979960,6cyclictest0-21swapper/122:45:481
50979960,6cyclictest0-21swapper/122:44:331
50979960,6cyclictest0-21swapper/121:14:451
50979960,6cyclictest0-21swapper/119:26:261
50979960,6cyclictest0-21swapper/119:15:161
50979960,5cyclictest0-21swapper/123:10:141
50979960,5cyclictest0-21swapper/122:52:371
50979960,1cyclictest0-21swapper/123:25:181
50979960,1cyclictest0-21swapper/121:40:151
50979960,1cyclictest0-21swapper/121:30:121
50859965,1cyclictest30026-21telnet20:00:150
50859965,1cyclictest28246-21/usr/sbin/munin21:05:140
50859965,1cyclictest13244-21/usr/sbin/munin19:25:130
50859961,1cyclictest0-21swapper/019:40:170
50859960,6cyclictest27745-21missed_timers22:10:170
50859960,6cyclictest0-21swapper/023:40:150
50859960,6cyclictest0-21swapper/023:35:080
50859960,6cyclictest0-21swapper/023:00:140
50859960,6cyclictest0-21swapper/022:58:450
50859960,6cyclictest0-21swapper/022:48:420
50859960,6cyclictest0-21swapper/022:16:570
50859960,6cyclictest0-21swapper/020:30:190
50859960,6cyclictest0-21swapper/019:55:570
50859960,6cyclictest0-21swapper/019:24:160
50859960,6cyclictest0-21swapper/000:06:220
50859960,5cyclictest24855-21diskstats22:05:150
50859960,5cyclictest0-21swapper/022:21:440
50859960,5cyclictest0-21swapper/022:00:160
50859960,0cyclictest0-21swapper/022:25:410
50859960,0cyclictest0-21swapper/021:50:140
50859960,0cyclictest0-21swapper/020:25:140
50859960,0cyclictest0-21swapper/019:35:120
50859960,0cyclictest0-21swapper/000:19:480
16097260,0sleep30-21swapper/319:30:143
51159955,0cyclictest7626-21kworker/3:220:05:183
51159955,0cyclictest27960-21kworker/3:123:26:463
51159954,1cyclictest707-21snmpd23:54:503
51159954,1cyclictest707-21snmpd23:40:533
51159954,1cyclictest707-21snmpd22:45:243
51159953,2cyclictest15509-21apt-get22:55:123
51159953,1cyclictest31241-21tail00:35:163
51159953,1cyclictest18478-21grep19:35:153
51159952,1cyclictest13650irq/124-ahci[0019:19:543
51159951,2cyclictest0-21swapper/323:00:153
51159950,3cyclictest6281-21awk22:35:133
51159950,3cyclictest17140-21cut21:50:143
51159950,2cyclictest0-21swapper/319:25:003
51159950,2cyclictest0-21swapper/300:10:133
51159950,1cyclictest240-21systemd-journal20:35:003
51159950,1cyclictest0-21swapper/322:40:193
51159950,0cyclictest0-21swapper/321:55:173
51089951,3cyclictest23907-21sh00:20:132
51089950,1cyclictest5935-21fschecks_time21:25:152
50979955,0cyclictest0-21swapper/123:52:571
50979955,0cyclictest0-21swapper/123:04:061
50979955,0cyclictest0-21swapper/122:19:301
50979955,0cyclictest0-21swapper/121:56:031
50979955,0cyclictest0-21swapper/119:36:301
50979953,1cyclictest3351-21chrt22:28:331
50979951,2cyclictest0-21swapper/120:10:131
50979950,5cyclictest0-21swapper/122:30:511
50979950,5cyclictest0-21swapper/122:30:511
50979950,5cyclictest0-21swapper/122:05:161
50979950,5cyclictest0-21swapper/122:00:141
50979950,5cyclictest0-21swapper/121:46:001
50979950,5cyclictest0-21swapper/121:27:371
50979950,5cyclictest0-21swapper/121:23:381
50979950,5cyclictest0-21swapper/121:01:141
50979950,5cyclictest0-21swapper/120:38:501
50979950,5cyclictest0-21swapper/120:30:591
50979950,5cyclictest0-21swapper/120:02:391
50979950,5cyclictest0-21swapper/119:55:061
50979950,5cyclictest0-21swapper/119:54:511
50979950,5cyclictest0-21swapper/119:31:421
50979950,5cyclictest0-21swapper/100:33:581
50979950,5cyclictest0-21swapper/100:29:271
50979950,4cyclictest0-21swapper/121:00:001
50979950,2cyclictest0-21swapper/100:00:181
50979950,1cyclictest0-21swapper/122:55:121
50979950,1cyclictest0-21swapper/120:15:121
50979950,0cyclictest0-21swapper/123:07:581
50979950,0cyclictest0-21swapper/122:21:191
50859954,1cyclictest9-21ksoftirqd/023:50:120
51159943,1cyclictest604-21cut21:15:123
51159943,1cyclictest26757-21uptime19:50:213
51159943,1cyclictest26165-21ls00:25:143
51159942,1cyclictest707-21snmpd23:32:593
51159942,1cyclictest28250-21apt-get21:05:123
51159942,1cyclictest19380-21fschecks_time20:45:153
51159941,1cyclictest0-21swapper/323:10:163
51159941,1cyclictest0-21swapper/300:00:203
51159941,0cyclictest1355-21apt-get22:25:123
51159940,1cyclictest7050-21aten_r1power_fr20:20:133
51159940,1cyclictest6679-21sensors_temp21:25:223
51159940,1cyclictest21354-21cstates00:15:123
50979944,0cyclictest0-21swapper/121:50:151
50979944,0cyclictest0-21swapper/120:51:441
50979941,1cyclictest0-21swapper/121:05:131
50979941,1cyclictest0-21swapper/100:15:111
50979941,0cyclictest0-21swapper/100:10:201
50979940,4cyclictest0-21swapper/121:35:221
50979940,4cyclictest0-21swapper/120:27:391
50979940,4cyclictest0-21swapper/119:42:521
50979940,3cyclictest0-21swapper/119:10:221
50979940,3cyclictest0-21swapper/100:35:171
50979940,2cyclictest0-21swapper/123:55:201
50979940,2cyclictest0-21swapper/120:40:131
50979940,1cyclictest0-21swapper/119:20:131
50979940,0cyclictest0-21swapper/100:05:371
50979932,1cyclictest6968-21chrt20:20:021
50979931,1cyclictest0-21swapper/122:35:121
50979931,1cyclictest0-21swapper/122:10:111
50979930,0cyclictest0-21swapper/123:30:151
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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