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2026-01-01 - 09:40
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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 all highest latencies:
System rack2slot0.osadl.org (updated Thu Jan 01, 2026 00:43:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
75932840,0sleep07592-21sshd23:25:300
187372720,0sleep00-21swapper/023:45:510
69932580,0sleep0623-17sedispatch22:57:530
292972580,0sleep30-21swapper/300:00:453
7842570,0sleep20-21swapper/221:13:292
271172570,1sleep00-21swapper/023:21:400
92422530,1sleep30-21swapper/323:42:183
34382530,1sleep3401ktimersoftd/300:18:113
228502500,0sleep20-21swapper/200:05:522
102202500,0sleep20-21swapper/222:30:362
2715924932,6sleep30-21swapper/319:05:223
18292490,0sleep00-21swapper/023:58:250
164232430,0sleep30-21swapper/321:48:473
211032420,2sleep12763799cyclictest22:50:451
248852400,0sleep30-21swapper/321:42:433
257372390,0sleep20-21swapper/223:18:502
2716423624,7sleep20-21swapper/219:05:252
275222297,7sleep10-21swapper/119:09:531
43702250,1sleep3674-21dbus-daemon23:30:453
59432230,0sleep15946-21tty22:22:021
27631992321,1cyclictest791-21lspci23:00:100
271892238,11sleep00-21swapper/019:05:430
184042210,0sleep20-21swapper/223:01:362
252492200,1sleep325252-21bash22:03:413
212912160,0sleep2311rcuc/223:24:002
157102160,1sleep015693-21sshd22:25:330
106062160,2sleep12763799cyclictest00:29:591
277662150,0sleep20-21swapper/223:57:512
254752150,1sleep10-21swapper/121:46:141
251172150,1sleep029977-21packagekitd22:23:410
21092150,0sleep00-21swapper/022:32:420
170122150,1sleep233-21ksoftirqd/223:12:342
133532150,0sleep00-21swapper/022:19:480
49742140,0sleep20-21swapper/223:30:472
286582140,0sleep3391rcuc/323:57:573
2764899142,4cyclictest698-21gdbus23:19:273
2764899142,3cyclictest25839-21sshd22:40:133
2764899141,3cyclictest26026-21bash22:29:173
2764899141,2cyclictest0-21swapper/323:03:163
27631991413,0cyclictest32550irq/27-ahci[00000:03:060
231412140,0sleep30-21swapper/321:17:163
214772140,0sleep30-21swapper/321:28:053
316812130,0sleep00-21swapper/021:43:270
294982130,0sleep20-21swapper/221:57:082
2764899133,2cyclictest674-21dbus-daemon23:38:473
2764899133,2cyclictest674-21dbus-daemon22:33:013
2764899132,5cyclictest9314-21sshd23:50:383
2764899132,5cyclictest30527-21sshd21:32:553
2764899132,5cyclictest20229-21cp00:08:303
2764899132,3cyclictest674-21dbus-daemon23:05:193
2764899132,3cyclictest642-21systemd-logind23:20:293
2764899131,3cyclictest11320-21sshd22:36:113
2764899131,3cyclictest11313-21sshd23:28:383
27648991311,1cyclictest29995-21bash22:07:393
27648991311,1cyclictest0-21swapper/300:33:263
27642991311,1cyclictest29979-21gdbus22:44:092
2763799130,12cyclictest674-21dbus-daemon22:19:491
124372130,0sleep20-21swapper/222:50:062
305792120,0sleep20-21swapper/221:50:142
2764899122,3cyclictest674-21dbus-daemon22:46:463
2764899122,3cyclictest674-21dbus-daemon21:12:033
2764899122,3cyclictest15260-21grepconf.sh22:50:163
2764899121,5cyclictest0-21swapper/322:24:133
2764899121,2cyclictest4088-21grepconf.sh00:29:253
2764899121,2cyclictest29962-21bash00:37:103
2764899120,11cyclictest446-21taskset23:11:073
2764899120,11cyclictest17417-21sshd22:13:163
2764299124,1cyclictest33-21ksoftirqd/222:26:322
2764299122,3cyclictest33-21ksoftirqd/200:39:142
27642991210,1cyclictest11817-21lspci00:21:392
2764299120,1cyclictest20192-21sshd00:16:492
2764299120,1cyclictest1-21systemd21:17:592
2764299120,1cyclictest0-21swapper/222:04:382
2764299120,11cyclictest3389-21sshd23:52:592
2764299120,11cyclictest28887-21sshd22:57:002
27637991210,1cyclictest31809-21sshd22:00:491
2763799120,1cyclictest620-17auditd00:37:091
2763799120,1cyclictest17828-21lspci23:18:091
27631991210,1cyclictest620-17auditd00:17:140
27631991210,1cyclictest26602-21sshd23:13:240
27631991210,1cyclictest23162-21lspci21:32:070
27631991210,1cyclictest21961-21sshd23:40:330
2763199120,11cyclictest0-21swapper/000:38:530
214692120,0sleep221465-21bash21:22:312
162762120,0sleep30-21swapper/323:45:393
2764899112,6cyclictest3497-21grep21:50:483
2764899112,5cyclictest674-21dbus-daemon22:15:053
2764899112,5cyclictest11002-21sshd00:13:163
2764899112,3cyclictest29979-21gdbus21:36:153
2764899112,2cyclictest14106-21grepconf.sh22:55:413
2764899112,1cyclictest20881-21sshd00:22:283
2764899110,10cyclictest0-21swapper/319:50:163
2764299116,1cyclictest33-21ksoftirqd/200:12:192
2764299113,1cyclictest33-21ksoftirqd/222:36:282
27642991110,0cyclictest0-21swapper/223:06:092
27642991110,0cyclictest0-21swapper/221:32:592
27642991110,0cyclictest0-21swapper/200:31:592
2764299110,3cyclictest33-21ksoftirqd/222:49:222
2764299110,10cyclictest0-21swapper/222:16:082
2764299110,10cyclictest0-21swapper/220:31:082
2764299110,0cyclictest0-21swapper/223:39:502
27637991110,0cyclictest0-21swapper/100:15:301
2763799110,10cyclictest0-21swapper/123:48:201
2763799110,10cyclictest0-21swapper/123:08:291
2763799110,10cyclictest0-21swapper/100:06:291
2763199119,1cyclictest0-21swapper/000:12:230
27631991110,0cyclictest2754-21lspci21:50:430
27631991110,0cyclictest0-21swapper/023:31:430
27631991110,0cyclictest0-21swapper/021:56:340
27631991110,0cyclictest0-21swapper/000:22:230
2763199110,10cyclictest0-21swapper/023:05:330
2763199110,10cyclictest0-21swapper/022:43:130
2763199110,10cyclictest0-21swapper/021:48:040
2763199110,10cyclictest0-21swapper/020:11:030
2764899109,0cyclictest0-21swapper/320:19:563
2764899102,5cyclictest674-21dbus-daemon21:20:353
2764899101,3cyclictest0-21swapper/321:55:033
2764299109,0cyclictest0-21swapper/222:05:192
2764299109,0cyclictest0-21swapper/221:25:282
2764299107,1cyclictest33-21ksoftirqd/221:42:372
2764299102,1cyclictest33-21ksoftirqd/221:38:212
2764299100,0cyclictest0-21swapper/221:47:582
2764299100,0cyclictest0-21swapper/220:26:092
2763799109,0cyclictest15404-21sshd21:10:191
2763799109,0cyclictest0-21swapper/121:44:491
2763799108,1cyclictest3792-21sshd23:27:591
2763799108,1cyclictest13867-21lspci00:10:401
2763799100,1cyclictest13110-21sshd21:37:591
2763799100,1cyclictest0-21swapper/121:30:101
2763799100,0cyclictest0-21swapper/123:00:401
2763799100,0cyclictest0-21swapper/100:20:391
2763199109,0cyclictest32550irq/27-ahci[00022:39:450
2763199108,1cyclictest1-21systemd23:54:040
2763199100,9cyclictest0-21swapper/021:10:130
2763199100,0cyclictest0-21swapper/022:04:030
2763199100,0cyclictest0-21swapper/020:01:040
9671290,1sleep1241ktimersoftd/123:42:201
276489991,5cyclictest4389-21cat20:49:593
276489991,5cyclictest18673-21cstates20:05:113
276489991,5cyclictest1-21systemd20:15:013
276429998,0cyclictest0-21swapper/220:36:092
276429998,0cyclictest0-21swapper/200:26:302
276429997,1cyclictest33-21ksoftirqd/223:28:052
276429993,1cyclictest33-21ksoftirqd/200:00:482
276429991,1cyclictest33-21ksoftirqd/223:41:282
276429990,1cyclictest131rcu_sched22:24:412
276429990,1cyclictest121rcu_preempt23:45:592
276379998,0cyclictest0-21swapper/123:37:101
276379998,0cyclictest0-21swapper/121:53:391
276379998,0cyclictest0-21swapper/120:50:191
276379995,3cyclictest7095-21sshd22:41:191
276319998,0cyclictest0-21swapper/021:18:230
276319998,0cyclictest0-21swapper/000:32:430
276319990,8cyclictest12176-21sshd22:52:480
276319990,0cyclictest0-21swapper/020:08:340
10217290,0sleep010213-21sshd21:20:290
276489987,0cyclictest0-21swapper/320:39:573
276489986,1cyclictest0-21swapper/320:25:173
276489981,4cyclictest31260-21ntpdc19:15:143
276489981,4cyclictest16620-21cat20:00:143
276489981,4cyclictest12497-21cut21:10:003
276429986,1cyclictest33-21ksoftirqd/222:10:162
276379987,0cyclictest0-21swapper/122:34:201
276379987,0cyclictest0-21swapper/122:11:201
276379986,1cyclictest660-21avahi-daemon23:57:011
276379986,1cyclictest3552-21sshd23:50:131
276379986,1cyclictest10207-21lspci22:27:541
276379985,2cyclictest25-21ksoftirqd/122:35:201
276379984,3cyclictest660-21avahi-daemon22:47:061
276379980,1cyclictest31821-21vmstat19:15:181
276379980,0cyclictest0-21swapper/100:31:191
276319987,0cyclictest0-21swapper/021:25:330
276319987,0cyclictest0-21swapper/019:40:040
276319986,1cyclictest9-21ksoftirqd/023:15:420
276319986,1cyclictest9-21ksoftirqd/022:45:140
276319985,2cyclictest699-21gdbus22:14:520
276319985,2cyclictest660-21avahi-daemon21:39:320
276319983,4cyclictest14139-21perf19:55:010
276319983,1cyclictest9-21ksoftirqd/000:06:340
276489976,0cyclictest0-21swapper/320:30:163
276489972,4cyclictest7245-21cut20:55:163
276489972,4cyclictest29619-21crond19:15:003
276489972,2cyclictest15410-21taskset19:55:183
276489971,4cyclictest5544-21sed20:50:203
276489971,2cyclictest8631-21tail19:40:343
276429976,0cyclictest0-21swapper/220:21:082
276429976,0cyclictest0-21swapper/219:15:182
276379975,1cyclictest7262-21lspci22:08:431
276379975,1cyclictest660-21avahi-daemon23:10:261
276379974,2cyclictest9220-21sshd23:20:121
276379974,2cyclictest660-21avahi-daemon21:28:041
276379974,2cyclictest660-21avahi-daemon00:00:521
276379973,3cyclictest674-21dbus-daemon23:30:221
276379973,3cyclictest660-21avahi-daemon22:56:161
276379973,3cyclictest649-21polkitd21:21:371
276379973,3cyclictest649-21polkitd21:18:471
276379972,1cyclictest0-21swapper/121:55:351
276319975,1cyclictest9-21ksoftirqd/022:05:280
276319974,2cyclictest660-21avahi-daemon23:35:170
276319974,2cyclictest18197-21sshd00:25:040
276489963,2cyclictest674-21dbus-daemon19:35:013
276489963,2cyclictest563-21expr20:40:133
276489963,2cyclictest313-21head19:20:143
276489963,2cyclictest2521-21hddtemp_smartct19:25:133
276489963,2cyclictest1002-21snmpd19:46:513
276489962,3cyclictest247471cstates20:20:123
276489962,2cyclictest9805-21unixbench_multi21:00:213
276489961,2cyclictest5236-21sensors19:30:183
276429964,1cyclictest1088-21ntpd20:00:182
276429963,2cyclictest1002-21snmpd19:20:482
276429960,5cyclictest0-21swapper/220:55:482
276379965,1cyclictest10266-21kworker/1:320:07:531
276379965,0cyclictest8231-21kworker/1:021:06:281
276379965,0cyclictest1890-21kworker/1:019:30:151
276379964,1cyclictest8231-21kworker/1:021:00:151
276379964,1cyclictest7314-21ntp_states20:55:171
276379964,1cyclictest674-21dbus-daemon20:40:001
276379964,1cyclictest10266-21kworker/1:319:55:151
276379963,2cyclictest1002-21snmpd19:23:051
276319965,0cyclictest0-21swapper/021:02:330
276319965,0cyclictest0-21swapper/020:53:530
276319965,0cyclictest0-21swapper/020:18:340
276319964,1cyclictest699-21gdbus20:49:590
276319964,1cyclictest674-21dbus-daemon19:34:540
276319960,0cyclictest0-21swapper/021:06:240
276429953,1cyclictest6667-21cat19:35:172
276429953,1cyclictest646-21lsmd20:11:162
276429953,1cyclictest32693-21/usr/sbin/munin20:40:172
276429953,1cyclictest1002-21snmpd21:05:112
276429953,1cyclictest1002-21snmpd21:01:042
276429953,1cyclictest1002-21snmpd20:51:442
276429953,1cyclictest1002-21snmpd20:15:462
276429953,1cyclictest1002-21snmpd19:51:152
276429953,1cyclictest1002-21snmpd19:31:112
276429953,1cyclictest1002-21snmpd19:11:532
276429952,2cyclictest1002-21snmpd20:45:552
276429952,2cyclictest1002-21snmpd19:45:422
276429952,2cyclictest1002-21snmpd19:27:392
276429950,4cyclictest0-21swapper/220:06:482
276429950,4cyclictest0-21swapper/219:56:182
276379955,0cyclictest30641-21kworker/1:220:45:131
276379955,0cyclictest24289-21kworker/1:020:25:141
276379955,0cyclictest10266-21kworker/1:320:03:021
276379955,0cyclictest10266-21kworker/1:319:52:081
276379953,1cyclictest783-21cat20:40:151
276379953,1cyclictest2451-21grep19:25:141
276379953,1cyclictest21870-21users20:10:231
276379953,1cyclictest11138-21grep19:45:151
276379953,1cyclictest1002-21snmpd20:21:061
276379953,1cyclictest1002-21snmpd20:18:431
276379953,1cyclictest1002-21snmpd19:41:531
276379953,1cyclictest1002-21snmpd19:10:141
276379952,2cyclictest1002-21snmpd20:32:181
276319954,0cyclictest0-21swapper/019:48:530
276319953,1cyclictest649-21polkitd19:15:010
276319953,1cyclictest31110-21cat20:35:150
276319953,1cyclictest1088-21ntpd20:25:190
276319953,1cyclictest1002-21snmpd20:58:560
276319953,1cyclictest1002-21snmpd20:41:290
276319953,1cyclictest1002-21snmpd20:30:340
276319953,1cyclictest1002-21snmpd20:21:240
276319953,1cyclictest1002-21snmpd19:29:480
276319950,4cyclictest16143-21crond20:00:000
276429942,1cyclictest8390-21expr19:40:322
276379942,1cyclictest0-21swapper/119:35:151
276319942,1cyclictest660-21avahi-daemon19:20:060
276319942,1cyclictest6455-21expr19:35:150
276319942,1cyclictest1082-21lldpd19:10:040
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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