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2026-07-01 - 20:49
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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 Wed Jul 01, 2026 12:45:12)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
160302209163,32sleep20-21swapper/207:08:472
158422208158,24sleep00-21swapper/007:06:210
159962206157,24sleep30-21swapper/307:08:203
160962199162,24sleep10-21swapper/107:09:391
135322720,0sleep121-21ksoftirqd/108:10:131
91372690,0sleep10-21swapper/109:10:001
72362150,0sleep30-21swapper/307:55:173
243452150,0sleep10-21swapper/110:57:541
16217991413,1cyclictest9-21ksoftirqd/012:30:150
16223991212,0cyclictest0-21swapper/112:25:471
1621799123,4cyclictest3626-21perf11:15:000
16217991211,1cyclictest9-21ksoftirqd/009:55:000
1621799120,0cyclictest0-21swapper/011:55:110
1623099114,6cyclictest28-21ksoftirqd/210:31:502
1621799119,1cyclictest9-21ksoftirqd/010:10:150
1621799113,4cyclictest6747-21sed09:05:000
1623799109,1cyclictest35-21ksoftirqd/311:30:013
1623799100,7cyclictest28454-21kworker/u8:009:45:383
1623099101,8cyclictest7509-21apt-get11:20:102
1623099100,8cyclictest10845-21apt-get08:05:152
1621799109,1cyclictest9-21ksoftirqd/009:20:130
1621799100,5cyclictest25127-21perf11:00:000
162379997,1cyclictest35-21ksoftirqd/308:15:103
162309996,1cyclictest28-21ksoftirqd/208:55:002
162179998,1cyclictest9-21ksoftirqd/012:15:150
162179998,1cyclictest9-21ksoftirqd/010:35:150
162179998,1cyclictest9-21ksoftirqd/010:30:160
162179997,1cyclictest9-21ksoftirqd/012:05:010
162179997,1cyclictest9-21ksoftirqd/009:15:150
162179997,1cyclictest9-21ksoftirqd/007:15:000
162379985,1cyclictest13650irq/124-ahci[0011:24:553
162379984,2cyclictest240-21systemd-journal08:45:013
162379982,2cyclictest29924-21apt-get08:45:113
162379981,7cyclictest9547-21taskset09:53:003
162379981,5cyclictest16204-21cyclictest10:01:503
162379980,6cyclictest0-21swapper/311:32:523
162379980,5cyclictest0-21swapper/309:25:123
162379980,5cyclictest0-21swapper/308:50:133
162379980,4cyclictest7490-21cstates10:35:133
162379980,4cyclictest0-21swapper/309:55:043
162379980,3cyclictest0-21swapper/312:27:553
162309987,1cyclictest28-21ksoftirqd/212:08:282
162309986,1cyclictest61650irq/122-eno112:15:112
162309986,1cyclictest61650irq/122-eno111:32:292
162309986,1cyclictest61650irq/122-eno111:14:382
162309986,1cyclictest61650irq/122-eno110:39:212
162309986,1cyclictest61650irq/122-eno110:15:132
162309986,1cyclictest61650irq/122-eno108:15:112
162309986,1cyclictest28-21ksoftirqd/210:40:052
162309984,3cyclictest0-21swapper/211:45:352
162309983,4cyclictest20572-21apt-get09:25:122
162309981,6cyclictest18564-21munin-node11:15:082
162309980,4cyclictest9053-21diskmemload11:05:142
162239980,8cyclictest0-21swapper/108:01:001
162239980,8cyclictest0-21swapper/108:00:591
162179988,0cyclictest9-21ksoftirqd/011:15:210
162179987,1cyclictest9-21ksoftirqd/012:20:130
162179987,1cyclictest9-21ksoftirqd/012:05:140
162179987,1cyclictest9-21ksoftirqd/011:05:140
162179987,1cyclictest9-21ksoftirqd/009:10:110
162179987,1cyclictest9-21ksoftirqd/008:00:150
162179987,1cyclictest9-21ksoftirqd/008:00:140
162179986,1cyclictest9-21ksoftirqd/008:15:110
162179983,1cyclictest18858-21sh11:35:130
162179980,8cyclictest18565-21kworker/0:209:25:150
162179980,7cyclictest31658-21ssh12:35:200
7423270,1sleep30-21swapper/312:03:343
17415270,0sleep00-21swapper/011:32:580
162379976,1cyclictest35-21ksoftirqd/312:15:003
162379976,1cyclictest0-21swapper/312:35:183
162379975,1cyclictest5047-21ntpq11:15:173
162379975,1cyclictest35-21ksoftirqd/308:21:103
162379975,1cyclictest26078-21apt-get11:45:123
162379975,1cyclictest19494-21cat11:35:143
162379974,1cyclictest35-21ksoftirqd/307:14:553
162379973,3cyclictest26510-1kworker/u9:109:32:493
162379973,2cyclictest561-21nscd10:09:073
162379972,4cyclictest0-21swapper/312:20:033
162379971,3cyclictest9053-21diskmemload11:51:103
162379971,2cyclictest9053-21diskmemload11:12:163
162379971,2cyclictest9053-21diskmemload10:53:363
162379970,6cyclictest2619-21ssh09:44:013
162379970,2cyclictest0-21swapper/312:06:313
162379970,1cyclictest0-21swapper/309:24:103
162309976,1cyclictest61650irq/122-eno112:20:122
162309976,1cyclictest61650irq/122-eno111:40:012
162309976,1cyclictest61650irq/122-eno110:50:132
162309976,1cyclictest61650irq/122-eno110:48:122
162309976,1cyclictest61650irq/122-eno109:35:122
162309976,1cyclictest61650irq/122-eno109:15:222
162309976,1cyclictest61650irq/122-eno108:40:002
162309976,1cyclictest61650irq/122-eno108:25:162
162309976,1cyclictest61650irq/122-eno107:25:132
162309976,1cyclictest25574-21cat09:30:302
162309975,1cyclictest61650irq/122-eno110:25:402
162309975,1cyclictest61650irq/122-eno109:46:032
162309975,1cyclictest28-21ksoftirqd/207:35:122
162309975,1cyclictest16691-21ssh09:20:052
162309974,2cyclictest18666-21df07:15:002
162309974,2cyclictest17802-21apt-get10:05:122
162309973,3cyclictest61650irq/122-eno109:10:062
162309973,3cyclictest25074-21munin-run10:59:592
162309970,4cyclictest9053-21diskmemload12:35:172
162309970,4cyclictest240-21systemd-journal12:03:252
162309970,2cyclictest0-21swapper/209:50:232
162309970,1cyclictest27908-21processes12:30:192
162239970,7cyclictest0-21swapper/112:23:011
162239970,7cyclictest0-21swapper/110:41:351
162239970,6cyclictest0-21swapper/110:20:051
162239970,4cyclictest0-21swapper/110:30:211
162239970,1cyclictest0-21swapper/110:15:191
162179977,0cyclictest9-21ksoftirqd/012:10:120
162179977,0cyclictest9-21ksoftirqd/010:20:170
162179977,0cyclictest9-21ksoftirqd/008:55:170
162179976,1cyclictest9-21ksoftirqd/011:20:130
162179976,1cyclictest9-21ksoftirqd/010:05:210
162179976,1cyclictest9-21ksoftirqd/009:55:130
162179976,1cyclictest9-21ksoftirqd/009:45:140
162179976,1cyclictest9-21ksoftirqd/008:51:110
162179976,1cyclictest16212-21ssh10:01:090
162179975,2cyclictest18565-21kworker/0:207:45:130
162179975,1cyclictest9-21ksoftirqd/007:40:000
162179975,1cyclictest4916-21ntp_states07:50:180
162179973,2cyclictest240-21systemd-journal08:07:360
162179972,5cyclictest1982-21sendmail-mta09:42:410
162179971,5cyclictest698-21ssh10:25:160
162179970,6cyclictest30053-21cat11:50:120
162179970,6cyclictest280312sleep011:45:510
162179970,6cyclictest27915-21ssh10:18:370
162179970,6cyclictest24086-21apt-get09:30:010
162179970,6cyclictest14592-21cut10:45:130
162179970,6cyclictest14026-1kworker/u9:112:25:140
162179970,6cyclictest12129-21sed11:25:150
162179970,6cyclictest0-21swapper/009:35:110
162179970,4cyclictest27877-21ssh11:02:310
2205260,0sleep30-21swapper/307:45:173
162379966,0cyclictest35-21ksoftirqd/311:08:113
162379965,1cyclictest30468-21ssh09:36:213
162379965,1cyclictest23294-21ssh10:10:393
162379965,1cyclictest18026-21ssh12:17:393
162379963,3cyclictest12868-21apt-get09:15:123
162379963,2cyclictest6158-21timerwakeupswit09:00:203
162379963,1cyclictest240-21systemd-journal07:19:593
162379962,2cyclictest9053-21diskmemload09:10:203
162379962,1cyclictest9053-21diskmemload10:45:013
162379961,4cyclictest22642-21irqstats10:55:163
162379961,3cyclictest9053-21diskmemload10:40:163
162379961,2cyclictest0-21swapper/310:15:503
162379960,4cyclictest0-21swapper/311:01:243
162379960,4cyclictest0-21swapper/310:26:083
162379960,3cyclictest0-21swapper/312:30:263
162379960,3cyclictest0-21swapper/311:55:153
162379960,2cyclictest0-21swapper/310:20:113
162379960,2cyclictest0-21swapper/308:55:143
162379960,1cyclictest0-21swapper/311:40:583
162309966,0cyclictest61650irq/122-eno112:11:492
162309966,0cyclictest61650irq/122-eno111:50:092
162309966,0cyclictest61650irq/122-eno111:26:592
162309966,0cyclictest61650irq/122-eno110:14:012
162309966,0cyclictest61650irq/122-eno109:55:092
162309966,0cyclictest61650irq/122-eno108:57:462
162309966,0cyclictest61650irq/122-eno108:45:192
162309966,0cyclictest61650irq/122-eno108:10:172
162309966,0cyclictest61650irq/122-eno108:00:072
162309966,0cyclictest61650irq/122-eno108:00:072
162309966,0cyclictest61650irq/122-eno107:50:132
162309965,1cyclictest61650irq/122-eno111:55:142
162309965,1cyclictest61650irq/122-eno110:20:122
162309965,1cyclictest27669-21ntpq07:30:162
162309965,0cyclictest61650irq/122-eno111:35:102
162309964,1cyclictest61650irq/122-eno107:55:122
162309964,1cyclictest61650irq/122-eno107:40:112
162309964,1cyclictest61650irq/122-eno107:15:132
162309964,1cyclictest28-21ksoftirqd/208:40:012
162309964,1cyclictest23071-21aten_r1power_po12:25:132
162309964,1cyclictest20044-21turbostat08:24:592
162309961,4cyclictest32031-21apt-get09:40:122
162309960,1cyclictest0-21swapper/211:00:082
162309960,1cyclictest0-21swapper/210:01:312
162309960,0cyclictest0-21swapper/208:34:102
162239961,3cyclictest0-21swapper/110:50:111
162239960,6cyclictest0-21swapper/112:16:451
162239960,6cyclictest0-21swapper/111:45:251
162239960,6cyclictest0-21swapper/111:40:521
162239960,6cyclictest0-21swapper/111:36:131
162239960,6cyclictest0-21swapper/111:30:591
162239960,6cyclictest0-21swapper/111:25:161
162239960,6cyclictest0-21swapper/111:24:411
162239960,6cyclictest0-21swapper/111:15:471
162239960,6cyclictest0-21swapper/111:11:271
162239960,6cyclictest0-21swapper/111:09:491
162239960,6cyclictest0-21swapper/110:46:501
162239960,6cyclictest0-21swapper/110:35:491
162239960,6cyclictest0-21swapper/110:11:411
162239960,6cyclictest0-21swapper/110:00:471
162239960,6cyclictest0-21swapper/109:53:361
162239960,6cyclictest0-21swapper/109:36:151
162239960,6cyclictest0-21swapper/109:31:491
162239960,6cyclictest0-21swapper/109:26:011
162239960,6cyclictest0-21swapper/109:21:171
162239960,6cyclictest0-21swapper/109:17:151
162239960,6cyclictest0-21swapper/109:10:221
162239960,5cyclictest0-21swapper/112:35:461
162239960,5cyclictest0-21swapper/112:30:171
162239960,5cyclictest0-21swapper/111:00:321
162239960,5cyclictest0-21swapper/107:55:001
162239960,4cyclictest0-21swapper/111:50:061
162239960,4cyclictest0-21swapper/110:07:381
162239960,3cyclictest0-21swapper/110:27:511
162239960,2cyclictest1426-21chrt09:40:281
162239960,1cyclictest0-21swapper/109:45:031
162239960,1cyclictest0-21swapper/109:00:151
162239960,0cyclictest0-21swapper/111:55:291
162179965,1cyclictest9-21ksoftirqd/009:05:140
162179965,1cyclictest9-21ksoftirqd/008:40:000
162179965,1cyclictest25886-21cat08:35:160
162179964,1cyclictest9-21ksoftirqd/007:15:010
162179964,1cyclictest31268-21/usr/sbin/munin07:40:110
162179963,1cyclictest240-21systemd-journal07:56:500
162179960,6cyclictest0-21swapper/008:29:460
162179960,5cyclictest0-21swapper/008:20:120
162179960,5cyclictest0-21swapper/008:10:130
162179960,0cyclictest9053-21diskmemload10:44:470
162179960,0cyclictest21970-21apt-get11:40:010
162179960,0cyclictest0-21swapper/010:50:190
162179960,0cyclictest0-21swapper/008:45:160
162179960,0cyclictest0-21swapper/008:32:220
162179960,0cyclictest0-21swapper/007:25:360
162179960,0cyclictest0-21swapper/007:20:160
6954250,0sleep10-21swapper/107:55:151
162379953,1cyclictest35-21ksoftirqd/307:44:333
162379953,1cyclictest28886-21taskset07:35:073
162379952,1cyclictest240-21systemd-journal08:36:513
162379952,1cyclictest0-21swapper/308:00:003
162379952,1cyclictest0-21swapper/308:00:003
162379952,0cyclictest3531-21apt-get10:30:123
162379950,5cyclictest0-21swapper/309:07:443
162379950,4cyclictest21835-21/usr/sbin/munin07:20:133
162379950,3cyclictest0-21swapper/308:05:163
162379950,1cyclictest24121-21threads08:30:203
162309954,1cyclictest61650irq/122-eno107:20:182
162309953,1cyclictest7547-21cut09:05:142
162309950,4cyclictest1194-21/usr/sbin/munin07:45:172
162309950,1cyclictest0-21swapper/209:00:112
162239955,0cyclictest0-21swapper/107:45:511
162239955,0cyclictest0-21swapper/107:33:371
162239955,0cyclictest0-21swapper/107:20:151
162239950,5cyclictest0-21swapper/112:05:151
162239950,5cyclictest0-21swapper/112:00:411
162239950,5cyclictest0-21swapper/109:56:051
162239950,5cyclictest0-21swapper/108:45:191
162239950,5cyclictest0-21swapper/108:30:001
162239950,5cyclictest0-21swapper/108:16:171
162239950,3cyclictest0-21swapper/108:50:131
162239950,2cyclictest0-21swapper/112:10:271
162239950,2cyclictest0-21swapper/108:20:201
162239950,0cyclictest0-21swapper/108:35:011
20187240,1sleep121-21ksoftirqd/107:15:151
162379942,1cyclictest13704-21diskstats08:10:143
162379941,2cyclictest3758-21apt-get07:50:133
162379941,2cyclictest20287-21apt-get08:25:123
162379941,1cyclictest0-21swapper/307:25:133
162379940,1cyclictest240-21systemd-journal07:30:003
162239944,0cyclictest0-21swapper/108:41:091
162239944,0cyclictest0-21swapper/108:07:381
162239940,4cyclictest0-21swapper/108:35:171
162239940,4cyclictest0-21swapper/107:35:171
162239940,2cyclictest0-21swapper/107:40:221
162239940,0cyclictest0-21swapper/107:25:221
162179940,4cyclictest0-21swapper/007:30:100
162239930,2cyclictest0-21swapper/108:55:151
162239930,2cyclictest0-21swapper/107:10:201
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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