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2026-03-16 - 17:00
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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 Mar 16, 2026 12:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
205402920,0sleep20-21swapper/210:40:062
288642620,2sleep23087099cyclictest11:00:012
208302620,0sleep20-21swapper/209:56:522
189092570,0sleep30-21swapper/309:39:273
256682560,1sleep31-21systemd12:08:263
17382560,1sleep0699-21gdbus09:51:210
188332550,0sleep30-21swapper/310:07:033
128222550,0sleep10-21swapper/112:21:021
124602530,0sleep20-21swapper/210:36:372
102252530,0sleep30-21swapper/309:48:523
88942520,0sleep00-21swapper/011:14:490
308412520,0sleep20-21swapper/210:27:122
155402520,1sleep315538-21lspci12:24:063
204322510,0sleep30-21swapper/312:16:123
181132510,0sleep10-21swapper/112:29:481
45622500,1sleep2311rcuc/211:30:522
201252500,0sleep00-21swapper/011:15:400
278442490,0sleep20-21swapper/212:16:512
103892490,0sleep30-21swapper/310:55:383
43522480,1sleep14351-21sshd11:11:381
237082480,0sleep10-21swapper/110:17:581
91652470,0sleep30-21swapper/311:23:053
71712470,0sleep00-21swapper/010:16:090
235082470,1sleep123506-21bash09:33:011
177032430,0sleep20-21swapper/212:24:162
98972400,1sleep233-21ksoftirqd/210:33:422
290992390,2sleep03085899cyclictest10:35:150
193352390,0sleep00-21swapper/011:23:580
108732360,0sleep30-21swapper/309:41:593
145702300,1sleep314569-21sshd10:31:193
306872297,7sleep00-21swapper/007:09:170
3070322814,9sleep10-21swapper/107:09:301
3075722210,7sleep20-21swapper/207:09:592
2895222210,7sleep30-21swapper/307:05:033
252842190,0sleep20-21swapper/210:11:102
49562180,2sleep33087599cyclictest10:41:273
39582180,0sleep20-21swapper/211:25:202
30875991816,1cyclictest674-21dbus-daemon09:33:353
230532180,1sleep323056-21bash12:27:253
179112180,0sleep00-21swapper/012:29:470
144702180,1sleep30-21swapper/310:23:043
271282170,0sleep30-21swapper/309:17:293
251432170,0sleep10-21swapper/112:38:381
63242160,0sleep10-21swapper/111:25:311
132972160,0sleep213200-21sshd09:38:502
285302150,0sleep20-21swapper/209:33:332
107672150,0sleep10-21swapper/112:01:411
9902140,0sleep3989-21bash10:15:283
326922140,0sleep00-21swapper/011:25:060
272962140,0sleep20-21swapper/212:11:192
250492140,0sleep00-21swapper/010:26:420
30875991311,1cyclictest0-21swapper/311:32:263
3087599130,2cyclictest1-21systemd11:11:563
319322120,0sleep10-21swapper/109:44:181
30875991210,1cyclictest698-21gdbus12:31:563
3087599120,1cyclictest0-21swapper/309:23:453
30870991210,1cyclictest0-21swapper/210:49:282
30870991210,1cyclictest0-21swapper/209:16:592
3087099120,11cyclictest18165-21sshd11:51:182
3087099120,11cyclictest13230-21sshd09:45:382
3086599120,1cyclictest21937-21grepconf.sh12:05:191
3086599120,1cyclictest10848-21sshd11:50:391
3086599120,11cyclictest22218-21lspci11:02:081
3085899120,11cyclictest4498-21lspci12:39:370
3085899120,11cyclictest0-21swapper/012:19:570
3087599119,1cyclictest0-21swapper/311:06:353
30875991110,0cyclictest0-21swapper/311:56:563
3087599110,0cyclictest0-21swapper/309:12:453
30870991110,0cyclictest0-21swapper/211:49:492
3087099110,10cyclictest0-21swapper/212:30:282
3087099110,10cyclictest0-21swapper/210:15:082
3087099110,0cyclictest0-21swapper/212:01:292
3087099110,0cyclictest0-21swapper/211:41:082
3086599119,1cyclictest674-21dbus-daemon11:23:281
30865991110,0cyclictest0-21swapper/109:29:581
3086599110,1cyclictest8637-21bash10:09:291
3086599110,10cyclictest20719-21sshd11:40:291
3086599110,10cyclictest0-21swapper/112:33:091
3086599110,10cyclictest0-21swapper/110:10:381
3086599110,0cyclictest0-21swapper/111:33:191
3085899119,1cyclictest20196-21grepconf.sh11:45:570
30858991110,0cyclictest0-21swapper/011:04:180
3085899110,10cyclictest0-21swapper/010:34:170
3085899110,10cyclictest0-21swapper/010:21:180
3085899110,10cyclictest0-21swapper/010:05:270
3085899110,10cyclictest0-21swapper/009:34:480
3085899110,0cyclictest0-21swapper/012:02:080
3085899110,0cyclictest0-21swapper/009:23:270
3087599109,0cyclictest0-21swapper/310:26:153
3087599109,0cyclictest0-21swapper/310:10:053
3087599109,0cyclictest0-21swapper/307:33:353
3087599108,1cyclictest0-21swapper/310:03:053
30875991010,0cyclictest0-21swapper/309:53:263
3087599100,0cyclictest0-21swapper/310:47:553
3087099109,0cyclictest0-21swapper/210:21:182
3087099109,0cyclictest0-21swapper/209:14:182
3086599109,0cyclictest0-21swapper/112:10:091
3086599109,0cyclictest0-21swapper/110:26:481
3086599108,1cyclictest699-21gdbus11:08:381
3086599100,9cyclictest0-21swapper/109:18:391
3086599100,0cyclictest0-21swapper/110:02:281
3086599100,0cyclictest0-21swapper/109:35:381
3086599100,0cyclictest0-21swapper/109:10:381
3085899109,0cyclictest0-21swapper/010:57:470
3085899109,0cyclictest0-21swapper/009:17:470
3085899108,1cyclictest19989-21sshd10:50:570
3085899102,4cyclictest674-21dbus-daemon07:29:590
3085899100,0cyclictest0-21swapper/011:37:180
3085899100,0cyclictest0-21swapper/010:00:070
170682100,1sleep1241ktimersoftd/110:39:491
133432100,1sleep2321ktimersoftd/211:17:552
32206290,0sleep00-21swapper/011:08:310
308759998,0cyclictest0-21swapper/311:19:563
308759998,0cyclictest0-21swapper/311:00:053
308759998,0cyclictest0-21swapper/308:33:353
308759997,1cyclictest0-21swapper/311:26:463
308759996,2cyclictest660-21avahi-daemon11:38:143
308759996,2cyclictest660-21avahi-daemon10:54:203
308709998,0cyclictest0-21swapper/211:59:582
308709998,0cyclictest0-21swapper/211:02:482
308709997,1cyclictest642-21systemd-logind11:14:392
308709997,1cyclictest21266-21lspci11:24:092
308709996,2cyclictest660-21avahi-daemon12:37:472
308659998,0cyclictest0-21swapper/111:47:391
308659998,0cyclictest0-21swapper/111:39:001
308659997,1cyclictest22511-21sshd10:59:281
308659997,1cyclictest0-21swapper/110:40:081
308659996,2cyclictest660-21avahi-daemon10:21:151
308589998,0cyclictest0-21swapper/012:13:170
308589998,0cyclictest0-21swapper/012:06:370
308589998,0cyclictest0-21swapper/008:37:370
308589997,1cyclictest9-21ksoftirqd/012:32:570
308589997,1cyclictest9-21ksoftirqd/010:46:370
308589996,2cyclictest660-21avahi-daemon11:52:300
308589996,2cyclictest660-21avahi-daemon10:41:550
18645291,2sleep0674-21dbus-daemon11:32:080
308759987,0cyclictest0-21swapper/312:36:473
308759987,0cyclictest0-21swapper/311:45:173
308759987,0cyclictest0-21swapper/308:57:453
308759987,0cyclictest0-21swapper/308:57:453
308759987,0cyclictest0-21swapper/307:24:553
308759986,1cyclictest25393-21lspci12:11:093
308759986,1cyclictest15467-21lspci11:51:033
308759985,2cyclictest660-21avahi-daemon10:35:103
308759985,2cyclictest660-21avahi-daemon09:59:123
308709987,0cyclictest0-21swapper/212:27:082
308709987,0cyclictest0-21swapper/209:26:482
308709985,2cyclictest660-21avahi-daemon11:37:252
308709985,2cyclictest660-21avahi-daemon10:50:532
308659986,1cyclictest660-21avahi-daemon10:33:031
308659986,1cyclictest1-21systemd11:15:301
308659985,2cyclictest660-21avahi-daemon12:16:311
308659985,2cyclictest660-21avahi-daemon10:49:101
308659985,2cyclictest660-21avahi-daemon09:48:031
308659984,3cyclictest17568-21lspci09:56:311
308659983,4cyclictest674-21dbus-daemon11:56:231
308589987,0cyclictest0-21swapper/012:24:470
308589986,1cyclictest660-21avahi-daemon09:37:110
308589986,1cyclictest23273-21sshd09:11:090
308589985,2cyclictest674-21dbus-daemon09:47:360
308589985,2cyclictest674-21dbus-daemon09:29:400
308589980,7cyclictest3582-21sshd11:55:310
308759975,1cyclictest660-21avahi-daemon12:00:163
308759975,1cyclictest660-21avahi-daemon09:25:163
308759974,2cyclictest21232-21sshd11:40:323
308709976,1cyclictest27794-21lspci10:01:032
308709975,1cyclictest660-21avahi-daemon12:06:302
308709975,1cyclictest660-21avahi-daemon09:41:202
308709975,1cyclictest660-21avahi-daemon09:21:122
308709975,1cyclictest31424-21lspci11:05:382
308709975,1cyclictest22010-21sshd09:53:362
308709975,1cyclictest1832-21sshd10:05:152
308659975,1cyclictest663-21ModemManager09:50:181
308659975,1cyclictest19044-21sshd10:50:521
308659974,2cyclictest660-21avahi-daemon09:22:121
308659973,3cyclictest674-21dbus-daemon08:30:001
308589975,1cyclictest8409-21lspci09:41:430
308589975,1cyclictest660-21avahi-daemon11:40:450
308589974,2cyclictest660-21avahi-daemon10:10:450
308589974,2cyclictest20311-21sshd09:56:500
308589972,4cyclictest13160-21crond09:00:590
308759965,0cyclictest0-21swapper/309:00:363
308759965,0cyclictest0-21swapper/308:54:553
308759965,0cyclictest0-21swapper/308:49:353
308759965,0cyclictest0-21swapper/307:57:553
308759964,1cyclictest674-21dbus-daemon08:05:003
308759964,1cyclictest649-21polkitd07:19:593
308759963,2cyclictest1002-21snmpd08:10:033
308759963,2cyclictest1002-21snmpd07:45:323
308759963,2cyclictest1002-21snmpd07:12:503
308759960,0cyclictest0-21swapper/308:21:253
308709963,2cyclictest1002-21snmpd09:07:072
308709963,2cyclictest1002-21snmpd07:52:062
308709960,5cyclictest0-21swapper/207:28:392
308659964,1cyclictest649-21polkitd08:59:561
308659964,1cyclictest649-21polkitd08:59:551
308659963,2cyclictest1002-21snmpd08:54:071
308659963,2cyclictest1002-21snmpd08:09:551
308659960,2cyclictest3552-21/usr/sbin/munin08:40:201
308589965,0cyclictest0-21swapper/008:00:170
308589963,2cyclictest1002-21snmpd07:37:590
308589963,1cyclictest9439-21idleruntime-cro08:55:000
308589960,5cyclictest0-21swapper/007:10:370
308589960,0cyclictest0-21swapper/008:27:370
308759954,0cyclictest0-21swapper/307:42:153
308759953,1cyclictest1002-21snmpd08:40:023
308759953,1cyclictest1002-21snmpd08:36:373
308759953,1cyclictest1002-21snmpd08:25:183
308759953,1cyclictest1002-21snmpd08:02:153
308759953,1cyclictest1002-21snmpd07:50:243
308759953,1cyclictest1002-21snmpd07:35:563
308759953,1cyclictest1002-21snmpd07:25:513
308759952,2cyclictest674-21dbus-daemon08:15:013
308709953,1cyclictest7942-21tail08:50:132
308709953,1cyclictest674-21dbus-daemon09:00:002
308709953,1cyclictest24175-21cat08:10:152
308709953,1cyclictest21986-21gltestperf08:05:132
308709953,1cyclictest1002-21snmpd08:55:052
308709953,1cyclictest1002-21snmpd08:55:042
308709953,1cyclictest1002-21snmpd08:48:282
308709953,1cyclictest1002-21snmpd08:40:082
308709953,1cyclictest1002-21snmpd08:36:132
308709953,1cyclictest1002-21snmpd08:30:552
308709953,1cyclictest1002-21snmpd08:25:512
308709953,1cyclictest1002-21snmpd08:01:452
308709953,1cyclictest1002-21snmpd07:40:052
308709953,1cyclictest1002-21snmpd07:22:342
308709953,1cyclictest1002-21snmpd07:18:252
308709953,1cyclictest1002-21snmpd07:14:462
308709953,1cyclictest0-21swapper/208:20:122
308709952,2cyclictest723-21gdbus08:19:562
308709952,2cyclictest674-21dbus-daemon07:39:542
308709952,2cyclictest1002-21snmpd07:56:262
308709950,0cyclictest0-21swapper/207:45:382
308659953,1cyclictest5989-21cut08:45:131
308659953,1cyclictest26204-21cat08:15:121
308659953,1cyclictest20055-21cat08:00:141
308659953,1cyclictest17312-21kworker/1:108:20:131
308659953,1cyclictest1705-21sendmail07:14:561
308659953,1cyclictest13981-21cat07:45:141
308659953,1cyclictest1002-21snmpd09:06:341
308659953,1cyclictest1002-21snmpd09:02:431
308659953,1cyclictest1002-21snmpd08:35:281
308659953,1cyclictest1002-21snmpd07:55:051
308659953,1cyclictest1002-21snmpd07:41:571
308659953,1cyclictest1002-21snmpd07:35:411
308659953,1cyclictest1002-21snmpd07:30:171
308659953,1cyclictest1002-21snmpd07:26:151
308659952,2cyclictest25166-21taskset08:11:141
308659952,2cyclictest1712-21cat07:15:141
308659952,2cyclictest0-21swapper/107:50:021
308589954,0cyclictest0-21swapper/007:59:580
308589953,1cyclictest674-21dbus-daemon09:00:010
308589953,1cyclictest674-21dbus-daemon09:00:000
308589953,1cyclictest646-21lsmd09:05:130
308589953,1cyclictest4143-21grep07:20:150
308589953,1cyclictest26208-21cat08:15:120
308589953,1cyclictest24708-21grep08:10:190
308589953,1cyclictest13982-21cat07:45:140
308589953,1cyclictest1082-21lldpd08:45:290
308589953,1cyclictest1002-21snmpd08:40:460
308589953,1cyclictest1002-21snmpd08:32:460
308589953,1cyclictest1002-21snmpd08:20:070
308589953,1cyclictest1002-21snmpd08:06:130
308589953,1cyclictest1002-21snmpd07:51:590
308589953,1cyclictest1002-21snmpd07:43:060
308589953,1cyclictest1002-21snmpd07:30:020
308589953,1cyclictest1002-21snmpd07:15:530
13734250,3sleep30-21swapper/309:05:113
308709942,1cyclictest7552-21cstates07:30:102
308659942,1cyclictest3392-21cpuspeed_turbos07:20:111
308659942,1cyclictest31923-21expr08:30:111
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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