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2026-04-06 - 14:15
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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 792 highest latencies:
System rack2slot0.osadl.org (updated Mon Apr 06, 2026 12:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
310992560,0sleep10-21swapper/112:36:361
82982540,0sleep20-21swapper/210:55:032
154882540,0sleep30-21swapper/310:27:403
278362530,0sleep027733-21sshd10:53:570
96362520,0sleep0111rcuc/010:02:190
123632520,1sleep212366-21bash10:30:122
240932510,0sleep30-21swapper/310:00:453
225402500,0sleep20-21swapper/209:46:592
108932490,0sleep20-21swapper/209:59:452
81452480,0sleep20-21swapper/212:34:402
218012480,0sleep10-21swapper/112:02:311
145572480,0sleep00-21swapper/012:04:420
294512470,1sleep0649-21polkitd10:15:040
144202470,0sleep00-21swapper/010:10:550
303062460,0sleep10-21swapper/109:30:231
194642460,0sleep00-21swapper/010:05:500
242842450,0sleep20-21swapper/210:39:422
242842450,0sleep20-21swapper/210:39:412
158552400,2sleep2401899cyclictest11:28:512
112152360,0sleep20-21swapper/209:40:292
376923524,7sleep00-21swapper/007:08:210
37162287,7sleep10-21swapper/107:07:411
219542240,1sleep0111rcuc/011:37:390
389722210,7sleep30-21swapper/307:09:553
256822220,0sleep20-21swapper/208:00:142
209422220,0sleep10-21swapper/109:35:511
355922110,6sleep20-21swapper/207:05:412
256372210,0sleep20-21swapper/211:18:392
149732210,1sleep1674-21dbus-daemon10:36:001
149732210,1sleep1674-21dbus-daemon10:35:591
127642200,0sleep20-21swapper/211:59:002
4014991918,0cyclictest24383-21lspci11:15:411
188142190,1sleep318730-21sshd11:40:113
114972180,0sleep30-21swapper/309:32:063
4014991716,0cyclictest7635-21lspci11:55:431
296842170,0sleep30-21swapper/309:36:373
19212170,1sleep233-21ksoftirqd/210:15:262
4014991615,0cyclictest27648-21lspci11:51:561
4014991615,0cyclictest241ktimersoftd/110:54:561
275162160,0sleep20-21swapper/212:36:162
181072160,4sleep118104-21lspci12:29:591
4014991515,0cyclictest7697-21kworker/1:109:58:431
4014991515,0cyclictest29443-21kworker/1:010:03:451
4014991514,0cyclictest28194-21lspci11:02:151
401499151,12cyclictest674-21dbus-daemon10:40:051
401499151,12cyclictest674-21dbus-daemon10:40:041
154592150,0sleep015445-21cp11:28:490
56002140,0sleep35598-21bash10:21:163
401499143,3cyclictest25-21ksoftirqd/110:31:351
4014991414,0cyclictest16945-21kworker/1:109:27:211
226742140,0sleep00-21swapper/010:22:450
141682140,1sleep0101ktimersoftd/012:24:060
115382140,1sleep3401ktimersoftd/311:39:343
10772140,1sleep21059-21sshd11:52:272
88572130,0sleep00-21swapper/010:41:040
88572130,0sleep00-21swapper/010:41:030
49422130,1sleep04922-21sshd09:40:030
4024991311,1cyclictest7567-21sshd09:45:403
4014991312,1cyclictest19231-21kworker/1:009:11:551
4014991312,0cyclictest28417-21kworker/1:011:41:091
4007991311,1cyclictest0-21swapper/012:14:070
400799130,1cyclictest15636-21sshd12:26:560
400799130,12cyclictest21317-21lspci10:56:060
286682130,0sleep30-21swapper/311:07:503
106342130,0sleep10-21swapper/111:36:391
73282120,0sleep20-21swapper/209:15:582
402499120,1cyclictest27775-21kworker/u8:210:48:203
402499120,1cyclictest13374-21lspci09:51:403
402499120,11cyclictest698-21gdbus12:14:203
402499120,11cyclictest674-21dbus-daemon11:24:303
402499120,11cyclictest0-21swapper/312:29:303
402499120,11cyclictest0-21swapper/312:06:513
4018991210,1cyclictest7744-21sshd10:21:272
4018991210,1cyclictest2634-21lspci09:34:252
401899120,1cyclictest21086-21sshd11:20:572
401899120,1cyclictest20641-21sshd10:00:272
401899120,11cyclictest0-21swapper/209:51:172
401499122,1cyclictest25-21ksoftirqd/110:08:141
4014991212,0cyclictest6873-21kworker/1:411:11:111
4014991212,0cyclictest22023-21kworker/1:209:20:461
4014991212,0cyclictest16987-21kworker/1:010:26:081
4014991211,1cyclictest22003-21kworker/1:110:59:031
4014991211,0cyclictest18246-21kworker/1:410:14:001
4014991211,0cyclictest14928-21kworker/1:011:32:101
4014991210,1cyclictest25-21ksoftirqd/111:49:081
4014991210,1cyclictest25-21ksoftirqd/110:47:581
401499120,1cyclictest29940-21sshd12:30:541
401499120,11cyclictest0-21swapper/108:15:141
400799120,1cyclictest0-21swapper/011:45:070
400799120,1cyclictest0-21swapper/009:51:060
284862120,1sleep2699-21gdbus12:05:492
186312120,2sleep3402499cyclictest10:16:513
402499119,1cyclictest29148-21sshd12:19:503
4024991110,0cyclictest0-21swapper/309:13:093
402499110,10cyclictest0-21swapper/311:51:203
402499110,10cyclictest0-21swapper/311:49:203
401899119,1cyclictest33-21ksoftirqd/212:30:002
401899119,1cyclictest15186-21sshd11:01:072
401899110,10cyclictest21829-21bash12:10:472
401899110,10cyclictest0-21swapper/212:01:172
401899110,10cyclictest0-21swapper/210:10:482
401899110,10cyclictest0-21swapper/210:07:372
401499119,1cyclictest19231-21kworker/1:009:09:521
401499119,1cyclictest19231-21kworker/1:009:09:511
401499111,1cyclictest25-21ksoftirqd/109:40:491
4014991111,0cyclictest28417-21kworker/1:012:06:491
4014991110,0cyclictest0-21swapper/110:24:041
4014991110,0cyclictest0-21swapper/109:46:451
4014991110,0cyclictest0-21swapper/109:17:141
401499110,2cyclictest25-21ksoftirqd/112:22:451
401499110,10cyclictest0-21swapper/109:52:441
401499110,10cyclictest0-21swapper/107:15:051
400799119,1cyclictest13164-21bash12:18:260
400799110,10cyclictest0-21swapper/011:34:070
400799110,10cyclictest0-21swapper/011:09:170
400799110,10cyclictest0-21swapper/009:25:560
402499109,0cyclictest0-21swapper/307:57:093
402499107,2cyclictest29979-21gdbus11:00:203
402499100,0cyclictest0-21swapper/312:39:103
401899109,0cyclictest3869-21lspci11:41:372
401899109,0cyclictest0-21swapper/209:23:272
401899108,1cyclictest620-17auditd11:48:572
401899107,1cyclictest33-21ksoftirqd/210:26:272
401899102,2cyclictest660-21avahi-daemon10:45:402
401899101,1cyclictest131rcu_sched10:40:182
401899101,1cyclictest131rcu_sched10:40:182
4018991010,0cyclictest527-40kipmi008:18:112
401499109,0cyclictest24891-21kworker/1:208:10:551
401499101,1cyclictest25-21ksoftirqd/111:20:021
401499101,1cyclictest131rcu_sched11:25:501
4014991010,0cyclictest30973-21kworker/1:108:37:251
4014991010,0cyclictest0-21swapper/110:16:341
401499100,9cyclictest0-21swapper/108:00:041
401499100,9cyclictest0-21swapper/107:29:541
401499100,2cyclictest25-21ksoftirqd/112:12:421
401499100,1cyclictest131rcu_sched11:06:501
400799109,0cyclictest0-21swapper/011:51:060
400799109,0cyclictest0-21swapper/009:45:070
400799100,0cyclictest0-21swapper/011:18:460
400799100,0cyclictest0-21swapper/009:11:060
134572100,1sleep0660-21avahi-daemon11:00:580
40249998,0cyclictest0-21swapper/312:00:303
40249998,0cyclictest0-21swapper/311:28:503
40249998,0cyclictest0-21swapper/310:14:213
40249997,1cyclictest23917-21bash10:56:203
40189998,0cyclictest0-21swapper/212:18:172
40189997,1cyclictest29567-21lspci11:13:272
40189990,1cyclictest131rcu_sched11:05:542
40149999,0cyclictest18788-21kworker/1:007:53:451
40149998,0cyclictest0-21swapper/108:50:041
40149990,1cyclictest14548-21systemd-cgroups12:15:421
40079998,0cyclictest0-21swapper/012:38:570
40079998,0cyclictest0-21swapper/009:20:170
2180290,0sleep00-21swapper/010:46:040
9924280,1sleep2311rcuc/209:12:252
5149280,1sleep0111rcuc/009:31:180
40249987,0cyclictest0-21swapper/312:30:413
40249987,0cyclictest0-21swapper/309:40:503
40249987,0cyclictest0-21swapper/309:25:193
40249986,1cyclictest25972-21sshd11:15:513
40249986,1cyclictest15389-21lspci10:05:293
40249986,1cyclictest0-21swapper/310:35:113
40249986,1cyclictest0-21swapper/310:35:103
40249985,2cyclictest674-21dbus-daemon10:31:283
40249985,2cyclictest660-21avahi-daemon12:22:213
40249985,2cyclictest660-21avahi-daemon11:55:533
40249985,2cyclictest660-21avahi-daemon11:32:403
40249985,2cyclictest660-21avahi-daemon11:10:363
40249985,2cyclictest660-21avahi-daemon09:15:303
40189987,0cyclictest0-21swapper/209:35:072
40189987,0cyclictest0-21swapper/207:29:382
40189986,1cyclictest33-21ksoftirqd/211:35:162
40189986,1cyclictest33-21ksoftirqd/210:52:192
40189986,1cyclictest2942-21lspci09:27:102
40189981,1cyclictest131rcu_sched11:30:432
40189980,1cyclictest131rcu_sched12:23:592
40149988,0cyclictest30973-21kworker/1:108:28:251
40149980,7cyclictest0-21swapper/107:30:341
40079987,0cyclictest0-21swapper/012:06:360
40079987,0cyclictest0-21swapper/007:14:560
40079986,1cyclictest28585-21bash09:55:390
40079986,1cyclictest1587-21lspci09:39:470
40079986,1cyclictest15093-21kworker/0:110:26:470
40079985,2cyclictest699-21gdbus12:30:190
40079984,3cyclictest3990-21sshd11:58:140
14106280,1sleep31-21systemd09:57:143
40249975,1cyclictest660-21avahi-daemon10:41:343
40249975,1cyclictest660-21avahi-daemon10:41:343
40249975,1cyclictest15916-21sshd10:50:083
40249973,3cyclictest699-21gdbus09:20:263
40149977,0cyclictest3906-21kworker/1:207:12:091
40149977,0cyclictest30973-21kworker/1:108:59:571
40149977,0cyclictest30973-21kworker/1:108:49:341
40149977,0cyclictest30973-21kworker/1:108:21:501
40149977,0cyclictest18788-21kworker/1:007:57:241
40149977,0cyclictest18788-21kworker/1:007:45:051
40079976,0cyclictest0-21swapper/007:15:170
40079975,1cyclictest7178-21sshd10:35:190
40079975,1cyclictest7178-21sshd10:35:190
40079975,1cyclictest660-21avahi-daemon11:40:150
40079975,1cyclictest660-21avahi-daemon10:30:110
40079975,1cyclictest649-21polkitd11:20:080
40079974,2cyclictest674-21dbus-daemon11:10:040
40079974,2cyclictest29955-21sshd09:18:480
40079970,4cyclictest12681-21perf07:30:000
40249964,1cyclictest660-21avahi-daemon09:09:523
40249964,1cyclictest660-21avahi-daemon09:09:513
40249963,2cyclictest1002-21snmpd08:59:433
40249963,2cyclictest1002-21snmpd08:48:003
40249963,2cyclictest1002-21snmpd08:34:423
40249963,2cyclictest1002-21snmpd08:25:533
40249960,5cyclictest0-21swapper/308:42:293
40249960,5cyclictest0-21swapper/308:17:393
40249960,5cyclictest0-21swapper/307:47:193
40189965,0cyclictest0-21swapper/207:39:472
40189964,1cyclictest33-21ksoftirqd/207:54:592
40189963,2cyclictest18995-21sshd07:45:082
40189963,2cyclictest1002-21snmpd08:48:162
40189963,2cyclictest1002-21snmpd07:31:522
40189960,5cyclictest0-21swapper/208:29:172
40149966,0cyclictest30973-21kworker/1:108:31:431
40149965,0cyclictest0-21swapper/108:09:151
40149962,1cyclictest10040-21cat07:20:181
40079965,0cyclictest0-21swapper/008:25:260
40079964,1cyclictest1002-21snmpd07:45:490
40079963,2cyclictest1002-21snmpd09:07:330
40079963,2cyclictest1002-21snmpd09:07:330
40079960,5cyclictest0-21swapper/008:50:060
40079960,5cyclictest0-21swapper/007:55:570
40249953,1cyclictest21494-21cat07:50:143
40249953,1cyclictest13625-21cat08:50:123
40249953,1cyclictest1002-21snmpd08:35:083
40249953,1cyclictest1002-21snmpd08:20:053
40249953,1cyclictest1002-21snmpd08:10:473
40249953,1cyclictest1002-21snmpd07:40:493
40249953,1cyclictest1002-21snmpd07:35:493
40249953,1cyclictest1002-21snmpd07:30:073
40249953,1cyclictest1002-21snmpd07:23:033
40249953,1cyclictest1002-21snmpd07:15:423
40249953,1cyclictest1002-21snmpd07:11:273
40249952,2cyclictest48-17kauditd08:04:093
40249952,2cyclictest28573-21taskset08:05:273
40249952,2cyclictest1002-21snmpd07:25:043
40249950,1cyclictest18072-21ntp_states09:00:153
40189953,1cyclictest8962-21tr07:20:102
40189953,1cyclictest4693-21cat07:10:132
40189953,1cyclictest30223-21grep08:10:162
40189953,1cyclictest27649-21cat08:05:152
40189953,1cyclictest1041-21rpcbind08:43:272
40189953,1cyclictest1002-21snmpd09:05:462
40189953,1cyclictest1002-21snmpd09:05:452
40189953,1cyclictest1002-21snmpd09:01:212
40189953,1cyclictest1002-21snmpd08:53:422
40189953,1cyclictest1002-21snmpd08:35:172
40189953,1cyclictest1002-21snmpd08:31:422
40189953,1cyclictest1002-21snmpd08:20:442
40189953,1cyclictest1002-21snmpd07:57:462
40189953,1cyclictest1002-21snmpd07:41:322
40189953,1cyclictest1002-21snmpd07:15:522
40189950,0cyclictest0-21swapper/208:55:472
40149955,0cyclictest14681-21kworker/1:107:36:351
40149953,1cyclictest1002-21snmpd09:00:101
40149953,1cyclictest1002-21snmpd08:41:391
40149953,1cyclictest1002-21snmpd07:41:381
40079955,0cyclictest30096-21kworker/0:208:15:100
40079954,0cyclictest0-21swapper/008:04:260
40079953,1cyclictest649-21polkitd08:35:000
40079953,1cyclictest27647-21cat08:05:140
40079953,1cyclictest16100-21head08:55:170
40079953,1cyclictest1002-21snmpd09:04:160
40079953,1cyclictest1002-21snmpd08:46:160
40079953,1cyclictest1002-21snmpd08:40:570
40079953,1cyclictest1002-21snmpd07:50:340
40079953,1cyclictest1002-21snmpd07:41:250
40079953,1cyclictest1002-21snmpd07:35:130
40079952,2cyclictest8976-21cut07:20:100
40079952,2cyclictest1002-21snmpd08:12:050
40079950,0cyclictest0-21swapper/008:35:060
40079942,1cyclictest13265-21gltestperf07:30:130
40079942,1cyclictest1024-21cstates08:20:120
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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