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2026-03-22 - 04:13
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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 Sun Mar 22, 2026 00:43:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
872221210,0sleep00-21swapper/023:43:400
706621070,2sleep21578999cyclictest22:51:472
162702870,0sleep00-21swapper/000:30:330
131072760,0sleep20-21swapper/221:55:222
166342730,0sleep30-21swapper/300:33:263
54782720,0sleep20-21swapper/222:19:102
258052700,0sleep00-21swapper/021:31:490
299372660,0sleep30-21swapper/323:12:423
107652610,1sleep210762-21lspci22:49:252
203002590,2sleep21578999cyclictest21:23:392
150512580,0sleep30-21swapper/323:35:573
73452560,1sleep30-21swapper/322:19:193
51772560,0sleep20-21swapper/223:48:502
186382520,0sleep00-21swapper/023:25:200
119792510,0sleep30-21swapper/321:44:343
38972500,0sleep30-21swapper/322:54:163
217422500,0sleep20-21swapper/221:50:432
19262500,0sleep10-21swapper/121:32:501
62272480,0sleep10-21swapper/122:30:071
208062480,0sleep30-21swapper/322:34:013
192262480,0sleep00-21swapper/023:00:530
248902470,0sleep20-21swapper/221:45:342
316212460,1sleep031597-21sshd22:15:520
247342460,2sleep11578099cyclictest23:20:261
235012440,0sleep30-21swapper/323:58:333
300042430,0sleep10-21swapper/121:28:351
137732430,0sleep00-21swapper/023:19:360
213202400,1sleep321314-21lspci00:25:313
154712309,7sleep00-21swapper/019:07:320
153952309,7sleep30-21swapper/319:06:393
154382298,7sleep10-21swapper/119:07:091
156032287,6sleep20-21swapper/219:09:102
313212240,1sleep1674-21dbus-daemon23:45:291
44252210,0sleep30-21swapper/322:08:133
143282190,2sleep31579599cyclictest22:41:343
45032180,1sleep30-21swapper/321:14:153
306792170,1sleep0101ktimersoftd/023:20:570
275142170,0sleep20-21swapper/222:42:422
267182170,0sleep00-21swapper/000:26:020
142232170,0sleep1241ktimersoftd/123:52:171
225072160,2sleep01577299cyclictest00:06:340
218822160,0sleep10-21swapper/100:06:321
102282160,1sleep1231rcuc/100:11:001
72112150,0sleep20-21swapper/222:38:172
262322150,0sleep00-21swapper/022:23:370
15789991514,0cyclictest30470-21lspci23:50:532
10142150,1sleep11073-21nfsd23:26:371
259292140,0sleep00-21swapper/021:40:150
1579599140,13cyclictest620-17auditd00:14:153
15789991413,0cyclictest5938-21lspci21:41:182
15789991413,0cyclictest321ktimersoftd/223:00:512
15789991412,1cyclictest3194-21lspci22:08:072
1578099140,1cyclictest699-21gdbus22:57:071
15772991414,0cyclictest527-40kipmi021:28:290
28602130,0sleep02862-21bash21:21:320
202802130,0sleep30-21swapper/300:09:103
1579599130,1cyclictest0-21swapper/323:45:453
1579599130,12cyclictest622-13audispd23:40:353
15789991311,1cyclictest26623-21lspci00:36:572
15780991311,1cyclictest660-21avahi-daemon22:49:171
178682120,0sleep20-21swapper/223:58:042
1579599120,11cyclictest0-21swapper/321:17:243
1578999124,3cyclictest33-21ksoftirqd/200:29:412
15789991211,0cyclictest19304-21lspci21:27:172
1578999120,1cyclictest1-21systemd23:15:072
1578999120,11cyclictest18744-21bash23:06:172
1578999120,11cyclictest0-21swapper/223:32:172
1578999120,11cyclictest0-21swapper/222:33:072
1578099120,1cyclictest7988-21sshd22:03:071
1578099120,1cyclictest4789-21bash21:21:471
1578099120,1cyclictest27127-21sshd21:43:071
1578099120,11cyclictest29790-21sshd22:37:261
1577299124,1cyclictest9-21ksoftirqd/023:33:210
15772991210,1cyclictest9-21ksoftirqd/023:52:440
12862120,0sleep2311rcuc/223:23:592
1579599119,1cyclictest642-21systemd-logind23:02:353
15795991110,0cyclictest0-21swapper/322:46:043
1579599110,10cyclictest0-21swapper/322:25:053
1579599110,10cyclictest0-21swapper/321:56:553
1578999119,1cyclictest13768-21bash21:19:072
1578999114,3cyclictest33-21ksoftirqd/222:28:342
1578999114,1cyclictest33-21ksoftirqd/223:39:132
1578999114,1cyclictest33-21ksoftirqd/200:32:322
1578999111,1cyclictest33-21ksoftirqd/222:55:162
15789991111,0cyclictest321ktimersoftd/220:45:402
15789991110,0cyclictest27893-21lspci22:23:442
15789991110,0cyclictest0-21swapper/219:30:172
15789991110,0cyclictest0-21swapper/200:07:372
15789991110,0cyclictest0-21swapper/200:01:162
1578999110,10cyclictest0-21swapper/223:13:062
1578999110,0cyclictest0-21swapper/200:20:572
15780991110,0cyclictest0-21swapper/100:29:071
1578099110,10cyclictest623-17sedispatch00:30:171
1578099110,10cyclictest0-21swapper/121:19:271
1578099110,10cyclictest0-21swapper/119:30:171
1578099110,0cyclictest0-21swapper/123:30:171
1578099110,0cyclictest0-21swapper/100:02:271
1577299119,1cyclictest9-21ksoftirqd/021:38:130
1577299119,1cyclictest21563-21lspci22:53:010
1577299115,1cyclictest9-21ksoftirqd/022:43:340
1577299113,1cyclictest9-21ksoftirqd/022:09:510
15772991110,0cyclictest3303-21lspci23:45:520
15772991110,0cyclictest32550irq/27-ahci[00023:07:210
15772991110,0cyclictest0-21swapper/021:51:510
15772991110,0cyclictest0-21swapper/000:13:410
1577299110,10cyclictest0-21swapper/022:27:210
1577299110,10cyclictest0-21swapper/021:10:210
1577299110,0cyclictest0-21swapper/023:59:510
1577299110,0cyclictest0-21swapper/022:32:310
1579599109,0cyclictest0-21swapper/321:31:253
1579599106,3cyclictest608-21lspci00:15:383
1579599105,3cyclictest660-21avahi-daemon21:28:413
1579599100,0cyclictest0-21swapper/323:07:253
1579599100,0cyclictest0-21swapper/320:00:143
1578999109,0cyclictest0-21swapper/219:55:172
1578999109,0cyclictest0-21swapper/219:25:162
1578999105,1cyclictest33-21ksoftirqd/222:03:152
1578999104,2cyclictest33-21ksoftirqd/222:11:522
1578999104,1cyclictest33-21ksoftirqd/221:10:122
1578999101,1cyclictest131rcu_sched23:42:102
1578099109,0cyclictest0-21swapper/123:59:171
1578099109,0cyclictest0-21swapper/122:13:371
1578099109,0cyclictest0-21swapper/121:51:371
1578099109,0cyclictest0-21swapper/119:53:561
1578099108,1cyclictest0-21swapper/122:25:571
1578099100,0cyclictest0-21swapper/122:44:571
1578099100,0cyclictest0-21swapper/122:20:461
1577299101,1cyclictest9-21ksoftirqd/021:45:190
1577299100,9cyclictest27915-21kworker/0:000:19:220
1577299100,0cyclictest0-21swapper/021:55:410
157959998,0cyclictest0-21swapper/323:50:553
157959998,0cyclictest0-21swapper/322:00:453
157959998,0cyclictest0-21swapper/321:53:053
157959997,1cyclictest0-21swapper/321:48:053
157959996,2cyclictest28942-21sshd23:34:293
157959995,3cyclictest9507-21sshd22:24:563
157959990,0cyclictest0-21swapper/319:13:343
157899999,0cyclictest321ktimersoftd/220:33:172
157899998,0cyclictest33-21ksoftirqd/221:36:512
157899998,0cyclictest0-21swapper/223:27:072
157899991,1cyclictest131rcu_sched00:18:502
157809998,0cyclictest0-21swapper/122:09:371
157809998,0cyclictest0-21swapper/120:24:571
157809998,0cyclictest0-21swapper/119:28:561
157809997,1cyclictest28798-21sshd22:15:371
157809997,1cyclictest25-21ksoftirqd/123:04:251
157809996,2cyclictest660-21avahi-daemon23:38:541
157809994,4cyclictest649-21polkitd21:58:551
157729997,1cyclictest9-21ksoftirqd/023:37:120
157729997,1cyclictest9-21ksoftirqd/022:55:140
157729997,1cyclictest9-21ksoftirqd/022:45:190
157729997,1cyclictest9-21ksoftirqd/022:11:250
157729997,1cyclictest9-21ksoftirqd/000:02:550
157729994,1cyclictest9-21ksoftirqd/021:15:380
157729991,1cyclictest131rcu_sched22:35:320
157729991,1cyclictest131rcu_sched00:22:120
157729990,1cyclictest9-21ksoftirqd/000:36:250
15926280,0sleep3391rcuc/300:36:023
157959987,0cyclictest0-21swapper/322:58:153
157959986,1cyclictest674-21dbus-daemon23:28:383
157959986,1cyclictest660-21avahi-daemon22:10:083
157959985,2cyclictest674-21dbus-daemon23:21:023
157959985,2cyclictest660-21avahi-daemon23:17:433
157959985,2cyclictest660-21avahi-daemon22:37:333
157959985,2cyclictest660-21avahi-daemon21:37:093
157959985,2cyclictest660-21avahi-daemon00:21:363
157959984,3cyclictest20999-21sshd00:00:593
157899988,0cyclictest321ktimersoftd/220:06:112
157899987,0cyclictest0-21swapper/219:35:162
157899983,0cyclictest31126-21lspci00:10:052
157899980,1cyclictest131rcu_sched21:31:302
157809987,0cyclictest0-21swapper/121:45:271
157809986,1cyclictest9174-21sshd23:08:131
157809986,1cyclictest23638-21lspci22:53:121
157809985,2cyclictest660-21avahi-daemon23:42:251
157809985,2cyclictest660-21avahi-daemon23:17:001
157809985,2cyclictest660-21avahi-daemon23:11:471
157809985,2cyclictest660-21avahi-daemon21:39:511
157809985,2cyclictest29979-21gdbus00:15:181
157809980,7cyclictest23089-21sshd00:20:171
157729987,0cyclictest9-21ksoftirqd/020:50:010
157729986,1cyclictest9-21ksoftirqd/023:10:180
157729986,1cyclictest20677-21grep22:01:270
157959974,2cyclictest660-21avahi-daemon21:20:083
157899976,0cyclictest0-21swapper/219:20:172
157809975,1cyclictest9554-21kworker/1:019:15:571
157809975,1cyclictest660-21avahi-daemon21:11:001
157809975,1cyclictest22365-21kworker/1:119:40:181
157809974,2cyclictest660-21avahi-daemon00:36:071
157729977,0cyclictest527-40kipmi019:57:290
157729976,0cyclictest0-21swapper/021:05:200
157729976,0cyclictest0-21swapper/019:19:510
157959965,0cyclictest0-21swapper/320:56:153
157959964,1cyclictest26180-21grep20:50:183
157959963,2cyclictest1002-21snmpd20:31:393
157959960,5cyclictest0-21swapper/320:48:353
157899966,0cyclictest321ktimersoftd/219:11:072
157899963,2cyclictest1002-21snmpd21:06:402
157899960,5cyclictest0-21swapper/221:00:072
157899960,1cyclictest121rcu_preempt20:24:552
157809965,1cyclictest22365-21kworker/1:119:35:141
157809965,0cyclictest0-21swapper/121:05:261
157809964,1cyclictest8340-21kworker/1:220:25:171
157809964,1cyclictest674-21dbus-daemon20:49:551
157809964,1cyclictest649-21polkitd19:20:011
157809964,1cyclictest1002-21snmpd20:03:051
157809963,2cyclictest1002-21snmpd20:50:571
157809963,2cyclictest1002-21snmpd19:49:231
157809960,5cyclictest0-21swapper/119:57:271
157809960,2cyclictest28945-21/usr/sbin/munin21:00:151
157729965,0cyclictest0-21swapper/020:37:310
157729960,5cyclictest0-21swapper/020:55:510
157959953,1cyclictest31487-21cat21:05:153
157959953,1cyclictest20852-21df_inode19:20:123
157959953,1cyclictest10718-21cpuspeed_turbos20:15:113
157959953,1cyclictest1002-21snmpd21:01:453
157959953,1cyclictest1002-21snmpd20:41:153
157959953,1cyclictest1002-21snmpd20:39:393
157959953,1cyclictest1002-21snmpd20:20:083
157959953,1cyclictest1002-21snmpd20:10:083
157959953,1cyclictest1002-21snmpd19:56:323
157959953,1cyclictest1002-21snmpd19:52:443
157959953,1cyclictest1002-21snmpd19:46:553
157959953,1cyclictest1002-21snmpd19:43:343
157959953,1cyclictest1002-21snmpd19:38:423
157959953,1cyclictest1002-21snmpd19:30:433
157959953,1cyclictest1002-21snmpd19:26:463
157959952,2cyclictest1002-21snmpd20:26:433
157959952,2cyclictest1002-21snmpd19:16:453
157959950,4cyclictest0-21swapper/320:08:153
157899953,1cyclictest649-21polkitd19:54:592
157899953,1cyclictest29101-21hddtemp_smartct19:40:122
157899953,1cyclictest19267-21cat20:35:142
157899953,1cyclictest11024-21hwlatdetect20:15:132
157899953,1cyclictest1002-21snmpd20:50:142
157899953,1cyclictest1002-21snmpd20:10:022
157899953,1cyclictest1002-21snmpd20:01:012
157899953,1cyclictest1002-21snmpd19:46:072
157899952,2cyclictest1002-21snmpd19:19:552
157899950,4cyclictest0-21swapper/220:26:162
157809955,0cyclictest9554-21kworker/1:019:10:171
157809955,0cyclictest8340-21kworker/1:220:15:561
157809954,1cyclictest24865-21kworker/1:120:55:191
157809954,1cyclictest16483-21kworker/1:020:35:141
157809953,1cyclictest1088-21ntpd20:10:161
157809953,1cyclictest1002-21snmpd20:07:171
157809952,2cyclictest17426-21uname20:30:151
157809950,1cyclictest20810-21/usr/sbin/munin20:40:091
157729954,0cyclictest0-21swapper/020:17:100
157729953,1cyclictest9501-21ls20:10:170
157729953,1cyclictest30544-21systemd-cgroups19:45:000
157729953,1cyclictest23107-21cat19:25:130
157729953,1cyclictest21262-21cat20:40:100
157729953,1cyclictest20584-21/usr/sbin/munin19:20:180
157729953,1cyclictest1082-21lldpd20:25:250
157729953,1cyclictest10614-21kworker/0:020:20:120
157729953,1cyclictest1002-21snmpd20:30:450
157729953,1cyclictest1002-21snmpd20:05:250
157729953,1cyclictest1002-21snmpd20:00:020
157729953,1cyclictest1002-21snmpd19:46:490
157729953,1cyclictest1002-21snmpd19:11:000
157729952,2cyclictest1002-21snmpd20:50:540
157899942,1cyclictest674-21dbus-daemon20:40:012
157899942,1cyclictest26934-21cpu20:55:122
157729943,0cyclictest22605-21kworker/0:019:30:130
157729942,1cyclictest1660-21timerwakeupswit19:50:190
157729942,1cyclictest1002-21snmpd21:00:090
157729942,1cyclictest0-21swapper/019:35:090
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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