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2026-04-06 - 23:42
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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 Mon Apr 06, 2026 12:45:22)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
115562212151,48sleep30-21swapper/307:07:233
115282209159,24sleep00-21swapper/007:07:000
117292202162,26sleep20-21swapper/207:09:382
114322197159,25sleep10-21swapper/107:05:441
268552710,0sleep10-21swapper/111:00:141
326452570,0sleep30-21swapper/311:07:203
130612230,0sleep10-21swapper/110:00:141
66042160,0sleep20-21swapper/211:58:222
1184199140,13cyclictest0-21swapper/107:45:171
1185099130,13cyclictest0-21swapper/207:45:132
1185099130,12cyclictest0-21swapper/212:30:032
1183599133,10cyclictest29089-21ssh12:26:340
11835991312,0cyclictest5089-21diskmemload12:35:200
11835991312,0cyclictest5089-21diskmemload12:35:200
11835991311,2cyclictest22757-21apt-config12:20:000
11835991311,1cyclictest27421-21cstates07:40:130
11835991311,1cyclictest12251-21sh12:05:150
11835991310,2cyclictest1538-21ssh11:50:200
1183599129,2cyclictest16472-21apt-get10:05:120
11835991211,1cyclictest8505-21ssh09:13:570
11835991211,1cyclictest26572-21munin-run12:24:590
11835991211,1cyclictest21943-21apt-get07:30:010
11835991211,1cyclictest0-21swapper/008:10:110
11835991210,2cyclictest31598-21grep08:55:160
11835991210,1cyclictest5089-21diskmemload12:30:100
11835991210,1cyclictest3617-21ssh11:11:110
11857991110,1cyclictest35-21ksoftirqd/307:40:003
1183599119,2cyclictest0-21swapper/008:40:160
1183599119,1cyclictest9-21ksoftirqd/008:35:000
1183599119,1cyclictest5089-21diskmemload11:59:550
1183599119,1cyclictest23527-21memory10:55:160
1183599119,1cyclictest0-21swapper/011:37:220
1183599116,4cyclictest5089-21diskmemload10:41:250
1183599113,7cyclictest7598-21aten_r1power_en12:00:120
11835991110,1cyclictest3144-21ssh09:46:210
11835991110,1cyclictest28308-21apt-get08:50:110
11835991110,1cyclictest0-21swapper/012:10:140
11835991110,1cyclictest0-21swapper/007:20:110
1183599111,9cyclictest0-21swapper/007:50:110
1183599111,8cyclictest0-21swapper/009:05:130
1185799109,1cyclictest35-21ksoftirqd/310:50:003
1185099109,1cyclictest0-21swapper/211:47:222
1183599109,1cyclictest5089-21diskmemload10:00:190
1183599109,1cyclictest5089-21diskmemload09:33:120
1183599109,1cyclictest0-21swapper/011:43:520
1183599109,1cyclictest0-21swapper/011:25:130
1183599109,1cyclictest0-21swapper/010:34:170
1183599109,1cyclictest0-21swapper/009:29:510
1183599109,1cyclictest0-21swapper/007:25:150
1183599108,2cyclictest0-21swapper/008:15:200
1183599108,1cyclictest5089-21diskmemload11:00:140
1183599108,1cyclictest14786-21diskstats07:15:010
1183599107,3cyclictest0-21swapper/011:24:580
1183599106,4cyclictest0-21swapper/009:41:230
1183599105,4cyclictest27210-21proc_pri08:45:190
1183599105,4cyclictest0-21swapper/009:20:490
1183599103,6cyclictest27706-21perf10:20:000
1183599103,4cyclictest18257-21perf10:50:010
1183599103,2cyclictest21549-21sed10:10:190
1183599102,7cyclictest29537-21sed11:45:160
1183599101,6cyclictest5089-21diskmemload11:05:110
1183599100,9cyclictest0-21swapper/011:15:170
118579997,1cyclictest583-21in:imuxsock11:50:013
118579990,5cyclictest561-21nscd10:40:153
118509990,1cyclictest0-21swapper/207:40:202
118419990,4cyclictest0-21swapper/111:20:111
118359998,1cyclictest0-21swapper/009:00:140
118359997,1cyclictest0-21swapper/009:15:250
118359992,6cyclictest8337-21apt-get09:55:010
118359992,1cyclictest29372-21mailstats10:20:190
118359991,8cyclictest9-21ksoftirqd/008:21:410
118359991,8cyclictest9-21ksoftirqd/008:05:030
118359991,8cyclictest9-21ksoftirqd/008:05:030
118359991,8cyclictest9-21ksoftirqd/008:00:020
118359991,8cyclictest9-21ksoftirqd/007:35:310
118359991,0cyclictest9-21ksoftirqd/011:30:410
118359991,0cyclictest9-21ksoftirqd/010:51:050
118359991,0cyclictest9-21ksoftirqd/010:35:290
118359991,0cyclictest9-21ksoftirqd/010:25:420
118359991,0cyclictest9-21ksoftirqd/009:51:030
118359991,0cyclictest9-21ksoftirqd/009:51:020
118359991,0cyclictest9-21ksoftirqd/009:35:350
118359991,0cyclictest9-21ksoftirqd/008:35:040
118359991,0cyclictest9-21ksoftirqd/008:25:070
118359991,0cyclictest9-21ksoftirqd/007:55:030
118359991,0cyclictest9-21ksoftirqd/007:45:080
118359991,0cyclictest9-21ksoftirqd/007:10:470
16125280,0sleep30-21swapper/307:15:173
118579986,1cyclictest17349-21sh09:24:593
118579985,1cyclictest13650irq/124-ahci[0009:09:563
118579980,6cyclictest14224-21munin-node08:54:443
118579980,4cyclictest5595-21cron12:40:013
118579980,4cyclictest5595-21cron12:40:003
118509988,0cyclictest28-21ksoftirqd/209:27:152
118509987,1cyclictest1982-21sendmail-mta08:56:172
118509986,1cyclictest61650irq/122-eno112:13:152
118509986,1cyclictest61650irq/122-eno112:09:412
118509986,1cyclictest61650irq/122-eno110:42:082
118509986,1cyclictest61650irq/122-eno109:39:192
118509986,1cyclictest61650irq/122-eno109:20:212
118509986,1cyclictest61650irq/122-eno108:05:142
118509986,1cyclictest61650irq/122-eno108:05:142
118509986,1cyclictest61650irq/122-eno107:15:112
118509983,2cyclictest61650irq/122-eno111:30:522
118509983,2cyclictest240-21systemd-journal12:28:362
118509981,5cyclictest240-21systemd-journal12:40:012
118509981,5cyclictest240-21systemd-journal12:40:012
118509980,0cyclictest0-21swapper/211:52:062
118419980,5cyclictest0-21swapper/108:25:111
7501270,1sleep30-21swapper/309:52:483
7501270,1sleep30-21swapper/309:52:473
18572270,1sleep30-21swapper/312:14:413
118579976,1cyclictest8455-21cat12:00:163
118579976,1cyclictest772-21cat11:50:143
118579976,1cyclictest2436-21cat11:10:173
118579975,1cyclictest35-21ksoftirqd/308:40:003
118579975,1cyclictest35-21ksoftirqd/308:20:013
118579975,1cyclictest26266-21ssh10:16:213
118579973,4cyclictest9467-21nscd10:22:213
118579973,3cyclictest5089-21diskmemload10:13:313
118579970,6cyclictest31846-21ntpq12:30:173
118579970,5cyclictest0-21swapper/311:30:513
118579970,5cyclictest0-21swapper/311:15:073
118579970,5cyclictest0-21swapper/309:37:103
118579970,4cyclictest0-21swapper/309:14:273
118579970,2cyclictest0-21swapper/309:30:113
118509976,1cyclictest61650irq/122-eno112:23:452
118509976,1cyclictest61650irq/122-eno111:10:132
118509976,1cyclictest61650irq/122-eno111:08:192
118509976,1cyclictest61650irq/122-eno110:20:112
118509976,1cyclictest61650irq/122-eno110:08:322
118509976,1cyclictest61650irq/122-eno110:00:172
118509976,1cyclictest61650irq/122-eno109:58:482
118509976,0cyclictest61650irq/122-eno111:02:092
118509976,0cyclictest61650irq/122-eno110:49:352
118509976,0cyclictest61650irq/122-eno110:31:442
118509975,1cyclictest61650irq/122-eno112:15:162
118509975,1cyclictest61650irq/122-eno108:45:152
118509975,1cyclictest61650irq/122-eno108:15:002
118509975,1cyclictest61650irq/122-eno107:55:132
118509972,2cyclictest240-21systemd-journal10:55:332
118509971,4cyclictest5345-21apt-get09:10:092
118509971,2cyclictest0-21swapper/208:45:002
118509970,6cyclictest31782-21apt-get10:25:122
118509970,4cyclictest0-21swapper/210:10:122
118509970,3cyclictest0-21swapper/211:25:122
118509970,2cyclictest240-21systemd-journal07:55:002
118419970,4cyclictest0-21swapper/110:10:101
118419970,3cyclictest0-21swapper/112:25:011
118419970,3cyclictest0-21swapper/112:00:151
118419970,2cyclictest0-21swapper/110:05:121
118419970,2cyclictest0-21swapper/108:15:111
1026270,0sleep10-21swapper/112:33:031
17316260,1sleep10-21swapper/109:24:581
118579965,1cyclictest8577-21ssh10:35:213
118579965,1cyclictest5418-21ssh10:31:313
118579965,1cyclictest28760-21ssh12:25:403
118579965,1cyclictest24608-21ssh11:40:063
118579965,1cyclictest23777-21ssh12:20:153
118579965,1cyclictest23177-21ssh11:36:543
118579965,1cyclictest20988-21ntpq07:25:183
118579965,1cyclictest20653-21ssh12:15:223
118579965,1cyclictest19158-21ssh10:07:483
118579964,1cyclictest8783-21cron08:10:013
118579964,1cyclictest8783-21cron08:10:003
118579964,1cyclictest693-21runrttasks11:01:203
118579964,1cyclictest5089-21diskmemload09:18:263
118579964,1cyclictest35-21ksoftirqd/311:25:003
118579964,1cyclictest35-21ksoftirqd/310:25:163
118579964,1cyclictest32432-21ssh09:43:143
118579964,1cyclictest18849-21ntpq09:25:183
118579964,1cyclictest13486-21ssh12:06:173
118579964,1cyclictest13338-21grep10:00:153
118579963,1cyclictest240-21systemd-journal07:12:443
118579963,0cyclictest5089-21diskmemload10:50:123
118579962,2cyclictest4118-21apt-get08:00:113
118579962,1cyclictest0-21swapper/307:55:163
118579961,4cyclictest979-21apt-get09:45:113
118579960,5cyclictest16654-21wc08:25:133
118579960,4cyclictest2509-21kworker/3:211:20:143
118579960,4cyclictest240-21systemd-journal08:14:563
118579960,3cyclictest0-21swapper/310:55:043
118579960,3cyclictest0-21swapper/307:45:003
118579960,2cyclictest240-21systemd-journal08:58:463
118579960,1cyclictest0-21swapper/309:55:193
118509966,0cyclictest61650irq/122-eno112:00:012
118509966,0cyclictest61650irq/122-eno111:35:112
118509966,0cyclictest61650irq/122-eno111:15:172
118509966,0cyclictest61650irq/122-eno109:45:122
118509966,0cyclictest61650irq/122-eno109:40:132
118509966,0cyclictest61650irq/122-eno109:15:122
118509966,0cyclictest61650irq/122-eno109:08:062
118509966,0cyclictest61650irq/122-eno108:20:182
118509966,0cyclictest61650irq/122-eno107:23:442
118509966,0cyclictest61650irq/122-eno107:13:452
118509966,0cyclictest28-21ksoftirqd/208:29:552
118509965,1cyclictest61650irq/122-eno108:15:142
118509965,1cyclictest25880-21ntpq07:35:172
118509964,1cyclictest61650irq/122-eno111:40:122
118509964,1cyclictest61650irq/122-eno111:20:102
118509964,1cyclictest61650irq/122-eno110:50:152
118509964,1cyclictest61650irq/122-eno109:50:132
118509964,1cyclictest61650irq/122-eno109:50:132
118509964,1cyclictest61650irq/122-eno108:50:162
118509962,2cyclictest5089-21diskmemload10:15:122
118509962,2cyclictest21699-21apt-get09:30:102
118509960,6cyclictest0-21swapper/210:35:522
118509960,3cyclictest0-21swapper/208:30:112
118419960,5cyclictest0-21swapper/108:56:541
118419960,4cyclictest0-21swapper/110:15:101
118419960,3cyclictest0-21swapper/112:20:011
118419960,3cyclictest0-21swapper/112:10:171
118419960,2cyclictest0-21swapper/109:15:181
118419960,1cyclictest0-21swapper/111:30:201
118419960,0cyclictest0-21swapper/111:43:401
118419960,0cyclictest0-21swapper/107:50:111
118579953,1cyclictest25800-21apt-config08:44:593
118579952,1cyclictest240-21systemd-journal07:50:593
118579952,1cyclictest19482-21seq07:23:503
118579950,3cyclictest0-21swapper/308:45:123
118579950,1cyclictest0-21swapper/311:55:093
118509955,0cyclictest61650irq/122-eno109:00:102
118509955,0cyclictest61650irq/122-eno108:35:042
118509955,0cyclictest61650irq/122-eno108:00:002
118509955,0cyclictest61650irq/122-eno107:28:392
118509952,3cyclictest22376-21apt-get07:30:112
118419955,0cyclictest0-21swapper/112:36:531
118419955,0cyclictest0-21swapper/112:36:531
118419955,0cyclictest0-21swapper/109:47:261
118419955,0cyclictest0-21swapper/108:20:421
118419955,0cyclictest0-21swapper/107:58:091
118419953,1cyclictest0-21swapper/112:05:181
118419951,1cyclictest0-21swapper/107:20:191
118419950,5cyclictest0-21swapper/110:55:271
118419950,5cyclictest0-21swapper/110:50:151
118419950,5cyclictest0-21swapper/110:25:111
118419950,5cyclictest0-21swapper/109:07:211
118419950,5cyclictest0-21swapper/108:45:191
118419950,4cyclictest0-21swapper/110:23:441
118419950,4cyclictest0-21swapper/109:43:511
118419950,3cyclictest0-21swapper/111:50:101
118419950,3cyclictest0-21swapper/111:25:121
118419950,3cyclictest0-21swapper/110:45:191
118419950,3cyclictest0-21swapper/109:56:161
118419950,3cyclictest0-21swapper/108:55:001
118419950,2cyclictest0-21swapper/111:17:111
118419950,2cyclictest0-21swapper/111:14:561
118419950,2cyclictest0-21swapper/110:40:161
118419950,2cyclictest0-21swapper/107:10:181
118419950,1cyclictest0-21swapper/111:47:351
118419950,1cyclictest0-21swapper/110:35:211
118419950,1cyclictest0-21swapper/107:25:151
118419950,0cyclictest0-21swapper/110:32:081
118419950,0cyclictest0-21swapper/109:10:031
118419950,0cyclictest0-21swapper/109:01:551
118419950,0cyclictest0-21swapper/107:18:571
118579941,1cyclictest240-21systemd-journal08:30:463
118579941,1cyclictest240-21systemd-journal07:45:003
118579941,1cyclictest0-21swapper/308:20:143
118579940,1cyclictest603-21apt-get09:00:093
118579940,1cyclictest22714-21expr07:30:113
118419943,1cyclictest61142sleep108:03:361
118419942,1cyclictest25692-21chrt09:35:111
118419941,1cyclictest0-21swapper/109:30:111
118419941,0cyclictest0-21swapper/111:35:131
118419940,4cyclictest0-21swapper/107:45:001
118419940,3cyclictest0-21swapper/111:56:131
118419940,2cyclictest0-21swapper/109:50:391
118419940,2cyclictest0-21swapper/109:50:381
118419940,2cyclictest0-21swapper/109:25:191
118419940,2cyclictest0-21swapper/108:30:131
118419940,1cyclictest0-21swapper/112:16:201
118419940,1cyclictest0-21swapper/111:05:151
118419940,0cyclictest0-21swapper/107:35:181
118419933,0cyclictest0-21swapper/108:10:151
118419931,1cyclictest0-21swapper/108:35:101
118419930,2cyclictest0-21swapper/108:40:011
118419930,1cyclictest0-21swapper/108:05:011
118419930,1cyclictest0-21swapper/108:05:001
118419930,0cyclictest0-21swapper/107:30:111
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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