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2026-05-18 - 19:40
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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 rack2slot0.osadl.org (updated Mon May 18, 2026 12:43:47)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
46382660,0sleep10-21swapper/111:55:311
67242600,1sleep36718-21sshd10:12:273
125642590,1sleep0674-21dbus-daemon11:56:140
170042580,1sleep017002-21sshd09:45:330
236872570,0sleep10-21swapper/112:38:531
114562560,0sleep211458-21grepconf.sh11:28:092
76702550,0sleep30-21swapper/311:22:133
109152550,0sleep00-21swapper/010:46:090
94302540,0sleep2311rcuc/210:29:242
31302530,0sleep20-21swapper/209:47:112
119872530,2sleep32011999cyclictest09:26:293
76552520,0sleep10-21swapper/111:50:151
74502520,2sleep02010299cyclictest09:42:000
26812520,0sleep00-21swapper/010:14:570
139022520,1sleep30-21swapper/309:59:143
120432520,0sleep00-21swapper/012:37:520
185472510,0sleep30-21swapper/311:48:243
175832510,0sleep1231rcuc/110:52:191
71822500,0sleep37184-21bash11:55:453
304002500,0sleep30-21swapper/311:13:003
141682500,0sleep00-21swapper/011:48:010
223452490,0sleep10-21swapper/111:01:051
220642490,0sleep00-21swapper/010:52:420
12832490,0sleep00-21swapper/012:06:250
184632480,1sleep3642-21systemd-logind12:13:283
179692480,0sleep10-21swapper/110:44:011
326682470,2sleep3401ktimersoftd/311:27:093
244872470,0sleep00-21swapper/011:12:280
224592470,0sleep122460-21lspci12:19:231
196992288,6sleep20-21swapper/207:06:182
1962422210,7sleep30-21swapper/307:05:233
1972322110,7sleep10-21swapper/107:06:371
179712219,7sleep00-21swapper/007:05:000
42662180,0sleep30-21swapper/310:15:033
34202170,0sleep30-21swapper/312:37:073
309052170,1sleep330901-21lspci10:39:353
173422170,0sleep20-21swapper/211:31:252
33992160,0sleep00-21swapper/010:42:440
256712160,1sleep025673-21bash12:16:490
16542160,0sleep21657-21switchtime10:20:202
119492160,0sleep10-21swapper/111:30:561
102262160,1sleep0111rcuc/009:14:240
305772150,0sleep00-21swapper/012:03:230
20113991514,0cyclictest2836-21lspci10:59:272
20113991514,0cyclictest20788-21lspci12:08:062
215652140,0sleep021559-21lspci11:20:330
209192140,0sleep1241ktimersoftd/112:27:311
2010999140,13cyclictest32498-21sshd10:28:361
2010299140,2cyclictest674-21dbus-daemon10:58:100
194042140,0sleep00-21swapper/010:07:590
171892140,0sleep20-21swapper/209:19:152
125782140,0sleep20-21swapper/212:32:212
120822140,0sleep00-21swapper/010:37:570
251152130,0sleep10-21swapper/112:30:371
219312130,0sleep10-21swapper/109:23:471
2011399136,1cyclictest33-21ksoftirqd/211:04:462
20113991312,0cyclictest14660-21lspci10:40:532
2011399130,1cyclictest25408-21df08:40:112
2011399130,12cyclictest674-21dbus-daemon09:50:312
2011399130,12cyclictest10865-21lspci10:04:312
122002130,0sleep10-21swapper/109:26:311
2011999120,11cyclictest29977-21packagekitd09:11:063
2011399125,1cyclictest33-21ksoftirqd/210:46:152
20113991211,0cyclictest32413-21lspci09:25:042
20113991211,0cyclictest14916-21lspci12:21:272
20113991210,1cyclictest6393-21grep10:06:512
20113991210,1cyclictest11915-21sshd12:37:512
2011399120,11cyclictest12401-21sshd11:17:012
20102991210,1cyclictest3527-21sshd12:26:000
2011999110,10cyclictest0-21swapper/310:27:263
2011999110,0cyclictest0-21swapper/309:35:363
2011399116,1cyclictest33-21ksoftirqd/211:20:002
2011399113,1cyclictest33-21ksoftirqd/211:56:132
20113991110,0cyclictest33-21ksoftirqd/210:35:172
20113991110,0cyclictest30006-21lspci12:03:202
20113991110,0cyclictest2980-21lspci12:17:412
20113991110,0cyclictest0-21swapper/212:10:112
2011399110,10cyclictest11431-21sshd09:42:212
2011399110,0cyclictest0-21swapper/212:28:512
2010999119,1cyclictest24779-21sshd12:05:361
20109991110,0cyclictest0-21swapper/112:21:361
20109991110,0cyclictest0-21swapper/111:07:561
20109991110,0cyclictest0-21swapper/110:13:071
2010999110,1cyclictest0-21swapper/110:59:061
2010999110,1cyclictest0-21swapper/110:09:311
2010999110,10cyclictest0-21swapper/112:00:061
2010999110,10cyclictest0-21swapper/110:39:271
2010299110,1cyclictest4821-21bash09:09:310
2010299110,10cyclictest20275-21sshd10:02:300
2010299110,10cyclictest0-21swapper/012:24:500
2010299110,10cyclictest0-21swapper/012:13:100
2010299110,10cyclictest0-21swapper/011:37:400
2010299110,10cyclictest0-21swapper/011:34:300
2010299110,10cyclictest0-21swapper/009:39:100
2010299110,10cyclictest0-21swapper/009:20:210
2011999109,0cyclictest0-21swapper/311:15:563
2011999109,0cyclictest0-21swapper/310:57:563
2011999109,0cyclictest0-21swapper/310:44:263
2011999108,1cyclictest7819-21lspci09:33:473
2011999108,1cyclictest16498-21bash11:42:363
2011999100,0cyclictest0-21swapper/310:48:173
2011399109,0cyclictest25858-21sshd11:35:012
2011399108,1cyclictest33-21ksoftirqd/209:56:162
20113991010,0cyclictest321ktimersoftd/208:56:482
2011399100,0cyclictest0-21swapper/211:46:312
2010999109,0cyclictest0-21swapper/111:45:261
2010999109,0cyclictest0-21swapper/111:41:261
2010999109,0cyclictest0-21swapper/110:15:261
2010999100,0cyclictest0-21swapper/108:15:571
2010299109,0cyclictest0-21swapper/009:30:200
2010299108,1cyclictest0-21swapper/011:16:110
2010299100,0cyclictest0-21swapper/011:07:000
2010299100,0cyclictest0-21swapper/010:23:500
201199998,0cyclictest0-21swapper/311:36:173
201199998,0cyclictest0-21swapper/311:33:063
201199995,3cyclictest660-21avahi-daemon10:21:243
201139998,0cyclictest2154-21lspci11:41:202
201139998,0cyclictest0-21swapper/209:30:022
201139998,0cyclictest0-21swapper/209:20:012
201139997,1cyclictest674-21dbus-daemon10:53:002
201139997,1cyclictest33-21ksoftirqd/211:07:182
201139996,1cyclictest33-21ksoftirqd/211:10:592
201139994,1cyclictest33-21ksoftirqd/211:54:102
201139991,3cyclictest33-21ksoftirqd/210:10:392
201139991,1cyclictest33-21ksoftirqd/209:37:372
201139991,1cyclictest131rcu_sched10:15:142
201139991,0cyclictest131rcu_sched10:30:272
201099998,0cyclictest0-21swapper/110:20:061
201099998,0cyclictest0-21swapper/109:30:271
201099998,0cyclictest0-21swapper/109:11:061
201099998,0cyclictest0-21swapper/109:09:371
201099998,0cyclictest0-21swapper/108:33:561
201099998,0cyclictest0-21swapper/107:40:561
201099997,1cyclictest25-21ksoftirqd/109:57:261
201099996,2cyclictest660-21avahi-daemon11:39:591
201099995,3cyclictest660-21avahi-daemon10:04:321
201029998,0cyclictest0-21swapper/011:28:110
201029998,0cyclictest0-21swapper/007:40:000
201029997,1cyclictest0-21swapper/009:54:200
9365280,0sleep10-21swapper/108:00:151
26537280,0sleep026541-21bash11:01:280
201199987,0cyclictest0-21swapper/309:15:373
201199986,1cyclictest26322-21lspci10:50:153
201199986,1cyclictest10152-21lspci12:04:273
201199985,2cyclictest660-21avahi-daemon12:30:323
201199985,2cyclictest660-21avahi-daemon12:27:273
201199985,2cyclictest660-21avahi-daemon12:15:163
201199985,2cyclictest660-21avahi-daemon11:51:283
201199985,2cyclictest660-21avahi-daemon10:05:073
201199985,2cyclictest660-21avahi-daemon10:00:223
201199985,2cyclictest660-21avahi-daemon09:51:073
201199985,2cyclictest660-21avahi-daemon09:46:383
201199985,2cyclictest660-21avahi-daemon09:23:343
201199985,2cyclictest3321-21sshd11:07:513
201199984,3cyclictest7041-21sshd12:20:443
201199984,3cyclictest649-21polkitd12:06:173
201199984,3cyclictest27076-21sshd11:01:303
201139986,1cyclictest33-21ksoftirqd/208:00:002
201099987,0cyclictest0-21swapper/110:45:361
201099987,0cyclictest0-21swapper/109:37:261
201099987,0cyclictest0-21swapper/107:27:361
201099986,1cyclictest674-21dbus-daemon11:16:191
201099986,1cyclictest25682-21lspci09:46:201
201099985,2cyclictest660-21avahi-daemon11:25:221
201099985,2cyclictest660-21avahi-daemon11:10:081
201099985,2cyclictest660-21avahi-daemon09:42:261
201099985,2cyclictest660-21avahi-daemon09:15:211
201099983,2cyclictest1-21systemd09:53:131
201029987,0cyclictest0-21swapper/009:15:300
201029986,1cyclictest15087-21sshd09:56:300
201029985,2cyclictest660-21avahi-daemon12:31:470
201029985,2cyclictest660-21avahi-daemon10:34:440
201029985,2cyclictest660-21avahi-daemon10:16:560
201029985,2cyclictest649-21polkitd09:25:330
201029983,4cyclictest16755-21crond08:20:010
16179280,0sleep10-21swapper/111:20:101
6594270,1sleep26727-21sshd09:10:032
20141270,1sleep120043-21nfsd410:30:161
201199974,2cyclictest649-21polkitd09:40:063
201199972,2cyclictest674-21dbus-daemon10:30:263
201139977,0cyclictest321ktimersoftd/208:22:002
201139976,0cyclictest0-21swapper/207:30:112
201139972,2cyclictest33-21ksoftirqd/208:30:012
201099976,0cyclictest0-21swapper/108:20:061
201099975,1cyclictest25-21ksoftirqd/112:11:211
201029976,0cyclictest0-21swapper/011:40:510
201029975,1cyclictest9-21ksoftirqd/010:25:030
201029975,1cyclictest1975-21lspci11:52:340
201199965,0cyclictest0-21swapper/308:29:573
201199964,1cyclictest1002-21snmpd07:56:443
201199963,2cyclictest21165-21ntpq07:10:173
201199963,2cyclictest1002-21snmpd09:09:313
201199963,2cyclictest1002-21snmpd08:21:533
201199963,2cyclictest1002-21snmpd08:15:503
201199960,5cyclictest0-21swapper/308:35:263
201199960,5cyclictest0-21swapper/307:51:563
201139966,0cyclictest321ktimersoftd/208:53:182
201139965,0cyclictest0-21swapper/208:00:222
201139964,1cyclictest33-21ksoftirqd/208:35:002
201139964,1cyclictest33-21ksoftirqd/207:15:012
201139963,2cyclictest28745-21sadc07:30:002
201099964,1cyclictest674-21dbus-daemon08:30:011
201099964,1cyclictest1002-21snmpd08:57:331
201099963,2cyclictest1002-21snmpd07:38:321
201099960,5cyclictest0-21swapper/107:47:461
201099960,5cyclictest0-21swapper/107:33:461
201029963,2cyclictest1002-21snmpd08:59:520
201029963,2cyclictest1002-21snmpd08:44:310
201029963,2cyclictest1002-21snmpd08:37:510
201029961,4cyclictest8621-21perf08:00:000
201199953,1cyclictest9301-21cat08:00:143
201199953,1cyclictest646-21lsmd08:40:483
201199953,1cyclictest445-21systemd-journal08:32:123
201199953,1cyclictest31709-21cat08:55:143
201199953,1cyclictest25368-21cat07:20:143
201199953,1cyclictest1002-21snmpd09:00:213
201199953,1cyclictest1002-21snmpd08:50:583
201199953,1cyclictest1002-21snmpd08:12:423
201199953,1cyclictest1002-21snmpd08:06:563
201199953,1cyclictest1002-21snmpd07:45:113
201199953,1cyclictest1002-21snmpd07:40:103
201199953,1cyclictest1002-21snmpd07:31:013
201199953,1cyclictest1002-21snmpd07:25:373
201199953,1cyclictest1002-21snmpd07:17:033
201199950,2cyclictest28050-21ntp_states08:45:163
201139954,0cyclictest0-21swapper/208:46:212
201139954,0cyclictest0-21swapper/207:16:112
201139953,1cyclictest25406-21cat07:20:142
201139953,1cyclictest2094-21cat09:00:192
201139953,1cyclictest1002-21snmpd09:05:112
201139953,1cyclictest1002-21snmpd08:35:542
201139953,1cyclictest1002-21snmpd08:14:502
201139953,1cyclictest1002-21snmpd08:08:142
201139953,1cyclictest1002-21snmpd07:50:102
201139953,1cyclictest1002-21snmpd07:40:252
201139952,2cyclictest1002-21snmpd08:17:262
201139952,2cyclictest1002-21snmpd07:36:532
201099953,1cyclictest646-21lsmd07:15:591
201099953,1cyclictest27674-21cat08:45:141
201099953,1cyclictest20056-21kworker/1:007:20:111
201099953,1cyclictest1705-21sendmail08:41:241
201099953,1cyclictest10642-21kworker/1:008:10:131
201099953,1cyclictest1002-21snmpd09:00:361
201099953,1cyclictest1002-21snmpd08:53:091
201099953,1cyclictest1002-21snmpd08:39:481
201099953,1cyclictest1002-21snmpd08:05:291
201099953,1cyclictest1002-21snmpd07:58:351
201099953,1cyclictest1002-21snmpd07:53:031
201099952,2cyclictest1002-21snmpd07:11:341
201029954,0cyclictest0-21swapper/008:31:500
201029954,0cyclictest0-21swapper/007:33:500
201029954,0cyclictest0-21swapper/007:10:100
201029953,1cyclictest1088-21ntpd08:10:170
201029953,1cyclictest1002-21snmpd08:46:390
201029953,1cyclictest1002-21snmpd08:27:230
201029953,1cyclictest1002-21snmpd08:02:530
201029953,1cyclictest1002-21snmpd07:45:400
201029953,1cyclictest1002-21snmpd07:25:560
201029953,1cyclictest1002-21snmpd07:20:400
201029953,1cyclictest1002-21snmpd07:19:280
201029952,2cyclictest18066-21chrt08:20:190
201029952,2cyclictest1002-21snmpd09:00:390
201029952,2cyclictest1002-21snmpd08:06:320
201029952,2cyclictest1002-21snmpd07:52:450
201029950,3cyclictest32555-21sshd07:36:550
201029950,2cyclictest30673-21sshd08:50:530
201199942,1cyclictest31280-21df07:35:123
201139942,1cyclictest3094-21cut07:45:132
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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