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2026-05-01 - 04:47
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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 Fri May 01, 2026 00:45:18)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
196912213151,49sleep30-21swapper/319:08:363
196842203150,42sleep10-21swapper/119:08:291
195782200161,26sleep20-21swapper/219:07:072
196832198156,28sleep00-21swapper/019:08:290
318942730,0sleep00-21swapper/020:40:110
175812580,0sleep10-21swapper/120:10:171
46992170,0sleep20-21swapper/200:33:322
1989999140,13cyclictest0-21swapper/220:10:172
1988399140,13cyclictest0-21swapper/019:15:170
1988399133,5cyclictest23974-21sed20:25:000
1989999110,0cyclictest0-21swapper/223:52:522
1988399119,1cyclictest9-21ksoftirqd/020:40:000
1988399116,4cyclictest15424-1kworker/u9:100:10:190
1988399110,10cyclictest583-21in:imuxsock20:13:410
1988399110,10cyclictest0-21swapper/022:25:170
1990799100,6cyclictest21549-21kworker/u8:200:05:523
1989999104,5cyclictest61650irq/122-eno123:39:352
19899991010,0cyclictest0-21swapper/223:45:162
1989199100,2cyclictest0-21swapper/122:00:121
1988399100,9cyclictest0-21swapper/019:25:180
199079997,1cyclictest561-21nscd20:30:473
198999992,4cyclictest61650irq/122-eno122:40:162
198999990,4cyclictest16005-21taskset22:36:532
198919999,0cyclictest0-21swapper/100:35:071
198839998,1cyclictest9-21ksoftirqd/000:25:000
198839997,1cyclictest9-21ksoftirqd/022:50:000
198839993,5cyclictest9275-21perf00:40:000
198839990,4cyclictest0-21swapper/000:00:000
21830280,1sleep30-21swapper/300:13:023
199079986,1cyclictest35-21ksoftirqd/319:36:163
198999987,1cyclictest61650irq/122-eno121:20:112
198999987,1cyclictest4125-21sensors19:40:192
198999986,1cyclictest61650irq/122-eno123:30:112
198999986,1cyclictest61650irq/122-eno123:23:212
198999986,1cyclictest61650irq/122-eno121:25:182
198999984,2cyclictest240-21systemd-journal22:25:002
198999983,2cyclictest240-21systemd-journal21:38:282
198999981,7cyclictest61650irq/122-eno123:02:142
198999980,6cyclictest0-21swapper/221:50:162
198999980,5cyclictest22852-21dpkg00:15:112
198839986,1cyclictest9-21ksoftirqd/022:45:010
198839986,1cyclictest9-21ksoftirqd/022:20:000
198839986,1cyclictest9-21ksoftirqd/019:45:010
198839986,1cyclictest9-21ksoftirqd/000:35:000
198839983,1cyclictest11574-21/usr/sbin/munin23:15:200
198839981,6cyclictest30961-21ssh23:40:160
198839980,4cyclictest7449-21perf19:50:000
198839980,1cyclictest6994-21ssh23:08:360
32389270,0sleep30-21swapper/300:25:533
32389270,0sleep30-21swapper/300:25:523
199079976,1cyclictest16521-21ssh22:38:193
199079975,1cyclictest28519-21ssh22:54:443
199079975,1cyclictest24841-21ssh00:15:553
199079975,1cyclictest24588-21ssh21:24:233
199079975,1cyclictest17977-21ssh21:56:063
199079973,2cyclictest548-21systemd-logind22:05:193
199079971,2cyclictest29440-21df22:55:143
199079970,5cyclictest6747-1kworker/u9:121:45:173
199079970,5cyclictest0-21swapper/321:26:013
199079970,4cyclictest0-21swapper/322:20:103
199079970,3cyclictest0-21swapper/300:34:443
199079970,1cyclictest0-21swapper/321:40:133
198999977,0cyclictest28-21ksoftirqd/221:07:242
198999976,1cyclictest61650irq/122-eno123:29:262
198999976,1cyclictest61650irq/122-eno123:05:162
198999976,1cyclictest61650irq/122-eno122:56:372
198999976,1cyclictest61650irq/122-eno121:30:202
198999976,1cyclictest61650irq/122-eno121:16:242
198999976,1cyclictest61650irq/122-eno121:13:002
198999976,1cyclictest61650irq/122-eno120:30:122
198999976,1cyclictest61650irq/122-eno120:05:192
198999976,1cyclictest61650irq/122-eno100:00:182
198999975,1cyclictest61650irq/122-eno122:45:182
198999975,1cyclictest61650irq/122-eno100:10:552
198999972,2cyclictest240-21systemd-journal23:15:142
198999972,2cyclictest240-21systemd-journal20:50:002
198999972,2cyclictest240-21systemd-journal20:50:002
198999970,1cyclictest0-21swapper/220:35:092
198919977,0cyclictest0-21swapper/120:25:171
198919974,0cyclictest0-21swapper/100:27:351
198919974,0cyclictest0-21swapper/100:27:341
198919971,2cyclictest0-21swapper/122:50:011
198919970,4cyclictest0-21swapper/119:14:591
198919970,3cyclictest0-21swapper/123:50:131
198839977,0cyclictest9-21ksoftirqd/023:35:140
198839977,0cyclictest9-21ksoftirqd/020:50:430
198839976,1cyclictest9-21ksoftirqd/023:54:590
198839976,1cyclictest10576-1kworker/u9:221:50:160
198839975,1cyclictest17405-21cpuspeed_turbos21:15:150
198839974,1cyclictest12932-21diskmemload21:26:160
198839973,0cyclictest12932-21diskmemload21:46:580
198839971,5cyclictest769-21lldpd20:25:190
198839971,5cyclictest13669-21ssh22:35:110
198839971,3cyclictest12932-21diskmemload22:55:130
198839971,0cyclictest29828-21ssh21:30:150
198839970,6cyclictest8611-21telnet21:00:140
198839970,6cyclictest6592-21diskstats20:55:140
198839970,6cyclictest32201-21sh22:15:190
198839970,6cyclictest21166-21ssh21:20:040
198839970,6cyclictest17046-21ssh00:05:140
198839970,6cyclictest14493-21ntp_states00:00:180
198839970,6cyclictest12932-21diskmemload00:19:220
198839970,6cyclictest10890-21ls22:30:170
198839970,6cyclictest0-21swapper/023:45:140
198839970,6cyclictest0-21swapper/023:25:130
198839970,4cyclictest27235-21/usr/sbin/munin22:10:130
198839970,3cyclictest0-21swapper/022:05:100
198839970,1cyclictest21080-21ssh22:00:190
198839970,1cyclictest18008-21ssh21:56:120
198839970,1cyclictest12932-21diskmemload21:10:110
198839970,1cyclictest12932-21diskmemload00:26:050
198839970,1cyclictest12932-21diskmemload00:26:050
198839970,1cyclictest0-21swapper/023:10:170
198839970,1cyclictest0-21swapper/021:40:180
198839970,1cyclictest0-21swapper/020:15:120
30989260,4sleep330995-21apt-get22:15:123
199079966,0cyclictest12932-21diskmemload23:46:583
199079965,1cyclictest9206-21ssh23:10:203
199079965,1cyclictest8013-21ssh23:51:423
199079965,1cyclictest28681-21ssh22:10:193
199079965,1cyclictest28124-21ssh23:35:203
199079965,1cyclictest2274-21ssh23:00:543
199079965,1cyclictest21815-21ssh22:01:133
199079965,1cyclictest20597-21ntpq20:15:183
199079965,1cyclictest19804-21ssh21:17:223
199079965,1cyclictest17653-21ssh22:40:103
199079965,1cyclictest15409-21ssh00:01:173
199079965,1cyclictest15022-21ssh21:10:363
199079965,1cyclictest13963-21ssh21:50:233
199079964,2cyclictest30915-21runrttasks20:36:413
199079964,1cyclictest9344-21cat21:00:173
199079964,1cyclictest749-21apt-get21:35:103
199079964,1cyclictest7436-21wc22:25:173
199079964,1cyclictest5213-21ntpq23:05:203
199079964,1cyclictest35-21ksoftirqd/320:55:003
199079964,1cyclictest30330-21grep21:30:173
199079963,2cyclictest6313-21cpuspeed_turbos20:55:133
199079963,1cyclictest35-21ksoftirqd/320:22:113
199079963,1cyclictest240-21systemd-journal23:30:003
199079963,1cyclictest240-21systemd-journal19:28:253
199079963,1cyclictest240-21systemd-journal19:19:093
199079963,0cyclictest12932-21diskmemload22:30:403
199079961,3cyclictest561-21nscd19:55:173
199079961,3cyclictest12932-21diskmemload23:41:093
199079960,4cyclictest22243-21munin-node23:20:263
199079960,2cyclictest0-21swapper/323:25:063
199079960,2cyclictest0-21swapper/319:40:163
199079960,1cyclictest11280-21taskset23:55:213
199079960,1cyclictest0-21swapper/300:35:213
199079960,1cyclictest0-21swapper/300:20:203
198999966,0cyclictest61650irq/122-eno123:41:202
198999966,0cyclictest61650irq/122-eno122:50:242
198999966,0cyclictest61650irq/122-eno122:30:002
198999966,0cyclictest61650irq/122-eno122:28:062
198999966,0cyclictest61650irq/122-eno122:10:052
198999966,0cyclictest61650irq/122-eno122:00:122
198999966,0cyclictest61650irq/122-eno121:55:112
198999966,0cyclictest61650irq/122-eno121:40:082
198999966,0cyclictest61650irq/122-eno121:00:122
198999966,0cyclictest61650irq/122-eno120:40:172
198999966,0cyclictest61650irq/122-eno120:25:152
198999966,0cyclictest61650irq/122-eno120:03:462
198999966,0cyclictest61650irq/122-eno119:45:182
198999966,0cyclictest61650irq/122-eno119:37:442
198999966,0cyclictest61650irq/122-eno119:20:152
198999966,0cyclictest61650irq/122-eno100:20:052
198999966,0cyclictest61650irq/122-eno100:05:032
198999965,1cyclictest61650irq/122-eno123:55:142
198999965,1cyclictest61650irq/122-eno122:15:112
198999965,1cyclictest61650irq/122-eno122:05:222
198999965,1cyclictest61650irq/122-eno119:56:472
198999965,1cyclictest61650irq/122-eno100:25:112
198999965,1cyclictest61650irq/122-eno100:25:102
198999964,1cyclictest7802-21/usr/sbin/munin23:10:182
198999964,1cyclictest61650irq/122-eno120:20:142
198999964,1cyclictest61650irq/122-eno120:15:192
198999964,1cyclictest61650irq/122-eno119:10:112
198999963,2cyclictest6541-21cut00:35:142
198999960,3cyclictest0-21swapper/221:45:102
198919966,0cyclictest21-21ksoftirqd/123:48:091
198919960,6cyclictest0-21swapper/123:31:341
198919960,6cyclictest0-21swapper/123:20:221
198919960,5cyclictest203-21jbd2/sda2-820:00:271
198919960,5cyclictest0-21swapper/123:40:211
198919960,5cyclictest0-21swapper/123:25:141
198919960,5cyclictest0-21swapper/120:20:151
198919960,4cyclictest0-21swapper/123:36:171
198919960,4cyclictest0-21swapper/123:00:041
198919960,4cyclictest0-21swapper/122:50:111
198919960,3cyclictest0-21swapper/122:59:541
198919960,1cyclictest0-21swapper/120:05:141
198919960,1cyclictest0-21swapper/100:07:011
198919960,0cyclictest0-21swapper/122:21:051
198919960,0cyclictest0-21swapper/122:16:271
198839965,1cyclictest25979-21ssh22:50:140
198839960,6cyclictest0-21swapper/023:23:250
198839960,6cyclictest0-21swapper/021:05:170
198839960,6cyclictest0-21swapper/020:45:120
198839960,6cyclictest0-21swapper/020:45:110
198839960,5cyclictest704-21ssh21:35:050
198839960,5cyclictest26513-21apt-get20:30:130
198839960,5cyclictest14806-21telnet20:05:100
198839960,5cyclictest13370-21wc20:00:170
198839960,2cyclictest0-21swapper/023:00:080
198839960,1cyclictest7692-21aten2.4-expect19:50:110
198839960,1cyclictest22836-21ssh23:30:010
198839960,0cyclictest0-21swapper/019:30:100
198839960,0cyclictest0-21swapper/019:10:180
199079954,1cyclictest35-21ksoftirqd/319:34:233
199079954,1cyclictest14293-21sshd20:02:473
199079954,1cyclictest0-21swapper/320:25:103
199079953,1cyclictest20088-21/usr/sbin/munin19:10:163
199079953,1cyclictest12904-21taskset21:09:523
199079952,1cyclictest240-21systemd-journal20:42:413
199079951,1cyclictest9632-21chrt19:53:373
199079951,1cyclictest25712-21apt-get19:20:103
199079950,5cyclictest0-21swapper/319:47:163
199079950,2cyclictest0-21swapper/323:17:083
199079950,1cyclictest0-21swapper/322:45:193
199079950,1cyclictest0-21swapper/320:45:113
199079950,1cyclictest0-21swapper/320:45:103
198999955,0cyclictest61650irq/122-eno120:55:172
198999955,0cyclictest61650irq/122-eno119:30:112
198999954,1cyclictest61650irq/122-eno120:50:212
198999954,1cyclictest61650irq/122-eno119:25:112
198999950,4cyclictest7633-21apt19:50:102
198999950,1cyclictest23336-21apt-get19:15:112
198919955,0cyclictest0-21swapper/122:31:401
198919955,0cyclictest0-21swapper/121:10:191
198919954,1cyclictest0-21swapper/122:44:331
198919953,1cyclictest0-21swapper/123:07:021
198919952,3cyclictest56-21kworker/1:122:35:361
198919952,3cyclictest0-21swapper/121:15:211
198919951,3cyclictest0-21swapper/100:00:131
198919951,2cyclictest0-21swapper/121:55:201
198919951,2cyclictest0-21swapper/119:30:001
198919951,1cyclictest0-21swapper/100:30:121
198919950,5cyclictest0-21swapper/121:25:171
198919950,4cyclictest0-21swapper/122:26:511
198919950,3cyclictest0-21swapper/123:10:361
198919950,3cyclictest0-21swapper/122:11:111
198919950,3cyclictest0-21swapper/100:15:191
198919950,3cyclictest0-21swapper/100:12:001
198919950,2cyclictest0-21swapper/123:55:161
198919950,2cyclictest0-21swapper/121:35:161
198919950,2cyclictest0-21swapper/120:35:181
198919950,0cyclictest0-21swapper/121:30:101
198919950,0cyclictest0-21swapper/100:21:351
198839954,1cyclictest26603-21cat19:20:160
198839954,1cyclictest10317-21cstates19:55:130
198839950,5cyclictest0-21swapper/019:38:330
199079944,0cyclictest7380-21kworker/3:020:10:023
199079943,1cyclictest15297-21cut20:05:133
198919943,1cyclictest1884-21chrt20:45:141
198919943,1cyclictest1884-21chrt20:45:131
198919943,1cyclictest0-21swapper/121:40:111
198919943,1cyclictest0-21swapper/120:55:191
198919942,1cyclictest0-21swapper/120:15:111
198919942,0cyclictest0-21swapper/121:50:101
198919941,3cyclictest0-21swapper/119:58:501
198919941,2cyclictest0-21swapper/119:50:101
198919941,1cyclictest0-21swapper/122:05:151
198919940,4cyclictest0-21swapper/123:15:151
198919940,4cyclictest0-21swapper/120:54:501
198919940,4cyclictest0-21swapper/120:40:171
198919940,4cyclictest0-21swapper/120:30:201
198919940,4cyclictest0-21swapper/119:41:241
198919940,3cyclictest0-21swapper/121:23:511
198919940,3cyclictest0-21swapper/121:05:221
198919940,2cyclictest0-21swapper/119:35:121
198919940,1cyclictest0-21swapper/121:45:191
198919940,1cyclictest0-21swapper/119:45:151
198919940,1cyclictest0-21swapper/119:15:111
198919931,1cyclictest0-21swapper/119:30:111
198919930,3cyclictest0-21swapper/121:00:151
198919930,1cyclictest0-21swapper/119:20:141
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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