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2026-05-28 - 21:42
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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 376 highest latencies:
System rack2slot0.osadl.org (updated Thu May 28, 2026 00:43:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
223812800,1sleep396499cyclictest00:15:323
119552780,0sleep11-21systemd00:20:151
59632570,0sleep00-21swapper/021:24:140
283912560,2sleep396499cyclictest22:07:473
263262550,1sleep0101ktimersoftd/021:42:370
140702540,0sleep00-21swapper/000:25:590
43732530,0sleep30-21swapper/322:25:143
269232530,0sleep10-21swapper/122:21:351
295772520,1sleep0101ktimersoftd/023:20:220
117712520,0sleep211765-21lspci22:20:162
50822510,2sleep396499cyclictest23:18:213
272332510,0sleep10-21swapper/123:17:271
233802510,0sleep00-21swapper/023:08:440
117972500,0sleep011770-21lspci21:55:150
56542490,0sleep00-21swapper/023:32:200
231822490,0sleep10-21swapper/122:10:101
88152470,0sleep30-21swapper/322:20:053
171422470,0sleep30-21swapper/300:29:063
55682460,0sleep00-21swapper/021:12:090
181342460,0sleep20-21swapper/200:09:422
138932460,0sleep20-21swapper/222:48:242
315222440,0sleep30-21swapper/323:20:333
151392420,0sleep30-21swapper/323:27:343
51522380,0sleep20-21swapper/222:03:022
287622360,0sleep20-21swapper/222:35:382
42923210,7sleep30-21swapper/319:05:243
228082290,1sleep11073-21nfsd00:29:361
7752288,7sleep20-21swapper/219:09:072
67822722,3sleep00-21swapper/019:08:090
229332230,1sleep022927-21sshd22:21:140
51922110,7sleep10-21swapper/119:06:261
964991918,0cyclictest8289-21lspci21:28:303
60302180,1sleep26028-21lspci22:42:072
268842180,2sleep396499cyclictest21:42:403
155342170,0sleep10-21swapper/122:56:521
184312160,0sleep30-21swapper/300:34:503
128712160,0sleep20-21swapper/222:34:222
92872150,0sleep0111rcuc/020:45:180
249992150,1sleep324995-21lspci22:15:473
201262150,0sleep3663-21ModemManager23:50:173
113382150,0sleep10-21swapper/123:57:561
964991413,0cyclictest5555-21lspci22:33:433
964991413,0cyclictest19575-21lspci23:58:403
964991413,0cyclictest11153-21lspci21:16:503
85122140,0sleep00-21swapper/022:56:150
311752140,0sleep30-21swapper/323:34:353
286192140,0sleep00-21swapper/022:27:190
260632140,0sleep20-21swapper/223:14:352
213412140,1sleep20-21swapper/221:33:542
180162140,0sleep00-21swapper/019:50:000
109562140,0sleep00-21swapper/022:34:120
96499132,1cyclictest131rcu_sched23:37:043
96299131,11cyclictest29152-21lspci23:20:192
96299130,1cyclictest0-21swapper/222:10:302
96299130,12cyclictest660-21avahi-daemon00:01:102
95799130,1cyclictest0-21swapper/023:43:360
297562130,0sleep30-21swapper/321:51:123
173272130,0sleep30-21swapper/321:13:403
964991211,0cyclictest401ktimersoftd/323:41:493
964991210,1cyclictest31354-21sshd21:31:163
96499120,1cyclictest1129-21cp23:06:463
962991210,1cyclictest674-21dbus-daemon21:39:102
961991210,1cyclictest21104-21sshd22:54:371
96199120,1cyclictest4336-21sshd23:26:371
96199120,1cyclictest31592-21lspci23:42:571
96199120,11cyclictest0-21swapper/100:38:071
957991210,1cyclictest1026-21sshd22:06:060
95799120,1cyclictest3552-21bash00:19:360
95799120,1cyclictest13767-21sshd00:31:360
95799120,11cyclictest32315-21sshd22:44:260
197102120,0sleep20-21swapper/200:26:292
96499111,1cyclictest131rcu_sched21:39:173
964991110,0cyclictest7178-21sshd00:36:363
964991110,0cyclictest16811-21lspci00:09:353
964991110,0cyclictest15702-21lspci22:45:423
96499110,10cyclictest0-21swapper/322:43:063
96499110,10cyclictest0-21swapper/322:38:063
96499110,10cyclictest0-21swapper/321:22:163
96499110,10cyclictest0-21swapper/320:10:163
96299119,1cyclictest622-13audispd21:28:492
962991110,0cyclictest0-21swapper/220:50:202
96299110,10cyclictest5145-21lspci21:46:202
96299110,10cyclictest0-21swapper/223:46:402
96299110,10cyclictest0-21swapper/223:46:392
96299110,10cyclictest0-21swapper/223:35:202
96299110,10cyclictest0-21swapper/221:24:202
96299110,0cyclictest0-21swapper/222:59:402
96199119,1cyclictest642-21systemd-logind00:34:071
96199119,1cyclictest26647-21sshd23:39:471
961991110,0cyclictest0-21swapper/122:48:171
961991110,0cyclictest0-21swapper/121:14:471
96199110,10cyclictest0-21swapper/100:10:071
96199110,0cyclictest0-21swapper/123:31:371
96199110,0cyclictest0-21swapper/123:21:371
96199110,0cyclictest0-21swapper/122:40:071
95799110,1cyclictest20056-21lspci00:20:560
95799110,0cyclictest0-21swapper/022:39:260
95799110,0cyclictest0-21swapper/021:54:060
96499109,0cyclictest7234-21lspci22:14:213
96499109,0cyclictest0-21swapper/319:50:163
96499108,1cyclictest41-21ksoftirqd/321:49:333
96499108,1cyclictest15448-21grepconf.sh22:51:163
96299109,0cyclictest0-21swapper/223:58:002
96299100,0cyclictest0-21swapper/223:30:202
96199109,0cyclictest0-21swapper/123:54:171
96199109,0cyclictest0-21swapper/123:03:171
96199109,0cyclictest0-21swapper/120:50:171
96199108,1cyclictest21675-21grep22:35:071
96199108,1cyclictest1942-21lspci21:46:021
96199100,0cyclictest0-21swapper/121:34:371
95799109,0cyclictest0-21swapper/023:37:150
95799100,0cyclictest0-21swapper/021:26:460
9649999,0cyclictest401ktimersoftd/323:48:113
9649999,0cyclictest401ktimersoftd/323:48:113
9649997,1cyclictest41-21ksoftirqd/323:03:303
9649997,1cyclictest41-21ksoftirqd/322:01:323
9649997,1cyclictest41-21ksoftirqd/321:56:283
9649996,2cyclictest41-21ksoftirqd/300:11:213
9649996,1cyclictest41-21ksoftirqd/323:10:593
9649991,1cyclictest30490-21kworker/3:300:02:523
9629998,0cyclictest0-21swapper/221:58:502
9629997,1cyclictest10549-21sshd23:27:102
9629997,1cyclictest0-21swapper/222:05:302
9629996,2cyclictest660-21avahi-daemon22:15:512
9619999,0cyclictest0-21swapper/121:17:571
9619997,1cyclictest31366-21sshd00:02:271
9579998,0cyclictest0-21swapper/023:54:560
9579998,0cyclictest0-21swapper/020:04:360
9579991,0cyclictest131rcu_sched00:12:010
9579990,5cyclictest3014-21awk19:15:000
9579990,0cyclictest0-21swapper/020:36:360
9579990,0cyclictest0-21swapper/020:36:360
9579990,0cyclictest0-21swapper/020:34:260
30130290,1sleep030127-21sshd21:34:400
9649988,0cyclictest401ktimersoftd/320:58:523
9649987,0cyclictest401ktimersoftd/320:15:123
9649986,1cyclictest41-21ksoftirqd/322:55:473
9649986,1cyclictest41-21ksoftirqd/300:20:113
9629987,0cyclictest21066-21sshd21:45:002
9629987,0cyclictest0-21swapper/223:43:302
9629987,0cyclictest0-21swapper/223:15:202
9629987,0cyclictest0-21swapper/223:09:072
9629986,1cyclictest660-21avahi-daemon21:16:112
9629986,1cyclictest23679-21lspci23:03:102
9629986,1cyclictest21444-21lspci00:12:442
9629985,2cyclictest660-21avahi-daemon21:10:152
9629985,2cyclictest660-21avahi-daemon00:22:472
9629984,3cyclictest24517-21sshd22:52:052
9619987,0cyclictest0-21swapper/121:24:171
9619986,1cyclictest660-21avahi-daemon23:48:271
9619986,1cyclictest660-21avahi-daemon23:48:271
9619986,1cyclictest660-21avahi-daemon23:13:331
9619986,1cyclictest6221-21lspci23:07:131
9619986,1cyclictest14423-21lspci00:06:321
9619985,2cyclictest660-21avahi-daemon22:31:371
9619985,2cyclictest660-21avahi-daemon22:16:311
9619985,2cyclictest660-21avahi-daemon21:58:411
9619985,2cyclictest660-21avahi-daemon21:35:351
9619984,3cyclictest660-21avahi-daemon22:25:371
9619984,3cyclictest660-21avahi-daemon21:09:361
9619983,2cyclictest28746-21sshd21:26:591
9619980,7cyclictest16447-21sshd00:17:531
9579987,0cyclictest0-21swapper/023:04:260
9579986,1cyclictest9-21ksoftirqd/023:55:480
9579986,1cyclictest9-21ksoftirqd/023:47:020
9579986,1cyclictest9-21ksoftirqd/023:47:020
9579986,1cyclictest9-21ksoftirqd/022:50:570
9579986,1cyclictest9-21ksoftirqd/000:35:440
9579986,1cyclictest9-21ksoftirqd/000:06:320
9579986,1cyclictest7721-21kworker/0:023:10:370
9579986,1cyclictest660-21avahi-daemon22:15:560
9579986,1cyclictest26882-21lspci22:10:230
9579986,1cyclictest25169-21lspci00:01:540
9579986,1cyclictest2273-21lspci21:15:410
9579986,1cyclictest22176-21lspci23:16:590
9579985,2cyclictest660-21avahi-daemon23:26:140
9579985,2cyclictest660-21avahi-daemon22:45:130
9579985,2cyclictest660-21avahi-daemon21:46:490
9579985,2cyclictest660-21avahi-daemon21:09:530
9579980,1cyclictest121rcu_preempt21:35:080
9649976,0cyclictest18410-21lspci21:09:333
9649976,0cyclictest0-21swapper/320:40:163
9629975,1cyclictest660-21avahi-daemon22:26:522
9629975,1cyclictest660-21avahi-daemon21:50:052
9629975,1cyclictest660-21avahi-daemon00:16:282
9629975,1cyclictest27411-21sshd00:35:312
9629974,2cyclictest674-21dbus-daemon00:30:192
9629974,2cyclictest20380-21sshd23:50:182
9619975,1cyclictest1353-21lspci22:05:231
9619974,2cyclictest660-21avahi-daemon21:40:251
9619973,3cyclictest660-21avahi-daemon22:00:471
9619973,1cyclictest31486-21lspci21:51:221
9579975,1cyclictest699-21gdbus22:00:050
9649964,1cyclictest8583-21mii-tool20:45:113
9649964,1cyclictest41-21ksoftirqd/320:00:003
9649964,1cyclictest41-21ksoftirqd/319:50:003
9649963,2cyclictest660-21avahi-daemon19:30:003
9649963,2cyclictest1002-21snmpd20:33:543
9649963,2cyclictest1002-21snmpd20:06:113
9629964,1cyclictest6091-21diskstats19:20:112
9629963,2cyclictest1002-21snmpd20:35:572
9629963,2cyclictest1002-21snmpd20:35:572
9629963,2cyclictest1002-21snmpd20:34:152
9629963,2cyclictest1002-21snmpd20:26:552
9629963,2cyclictest1002-21snmpd20:00:402
9619965,1cyclictest5243-21kworker/1:219:21:061
9619965,1cyclictest11465-21kworker/1:119:45:221
9619964,1cyclictest649-21polkitd19:39:591
9619962,1cyclictest25-21ksoftirqd/119:13:311
9579964,1cyclictest674-21dbus-daemon19:30:000
9579963,2cyclictest674-21dbus-daemon19:54:590
9579963,2cyclictest1002-21snmpd19:18:060
9579960,0cyclictest0-21swapper/020:06:460
9649954,0cyclictest0-21swapper/320:04:163
9649954,0cyclictest0-21swapper/319:29:363
9649953,1cyclictest1082-21lldpd19:40:523
9649953,1cyclictest1002-21snmpd20:51:033
9649953,1cyclictest1002-21snmpd20:28:383
9649953,1cyclictest1002-21snmpd19:20:163
9649953,1cyclictest1002-21snmpd19:10:423
9649952,2cyclictest12654-21awk19:35:163
9649952,2cyclictest1002-21snmpd21:03:483
9649952,2cyclictest1002-21snmpd20:35:123
9649952,2cyclictest1002-21snmpd20:35:123
9649952,2cyclictest1002-21snmpd19:17:393
9649950,0cyclictest0-21swapper/320:20:063
9629953,1cyclictest8309-21cat19:25:132
9629953,1cyclictest6929-21ntp_offset20:40:162
9629953,1cyclictest649-21polkitd19:40:002
9629953,1cyclictest21374-21unixbench_multi19:55:182
9629953,1cyclictest16001-21/usr/sbin/munin19:45:172
9629953,1cyclictest14459-21cat19:40:132
9629953,1cyclictest1082-21lldpd20:55:412
9629953,1cyclictest1002-21snmpd21:00:272
9629953,1cyclictest1002-21snmpd20:21:322
9629953,1cyclictest1002-21snmpd20:15:052
9629953,1cyclictest1002-21snmpd20:10:442
9629953,1cyclictest1002-21snmpd20:06:472
9629953,1cyclictest1002-21snmpd19:50:252
9629953,1cyclictest1002-21snmpd19:15:062
9629952,2cyclictest1002-21snmpd21:06:492
9629952,2cyclictest1002-21snmpd19:30:462
9629950,0cyclictest0-21swapper/220:46:302
9629950,0cyclictest0-21swapper/219:10:402
9619955,0cyclictest7725-21kworker/1:020:55:221
9619955,0cyclictest3589-21kworker/1:120:40:181
9619955,0cyclictest31776-21kworker/1:020:30:021
9619955,0cyclictest27625-21kworker/1:220:15:221
9619955,0cyclictest11465-21kworker/1:119:51:321
9619954,1cyclictest2617-21kworker/1:019:15:221
9619954,0cyclictest24148-21kworker/1:020:10:021
9619953,1cyclictest8598-21cat20:45:121
9619953,1cyclictest24646-21cat20:05:131
9619953,1cyclictest1705-21sendmail19:30:131
9619953,1cyclictest1002-21snmpd21:00:351
9619953,1cyclictest1002-21snmpd20:25:381
9619953,1cyclictest1002-21snmpd19:58:111
9619953,1cyclictest1002-21snmpd19:27:251
9619953,1cyclictest0-21swapper/120:35:111
9619953,1cyclictest0-21swapper/120:35:101
9619952,2cyclictest674-21dbus-daemon19:40:001
9619952,2cyclictest22943-21ntpq20:00:151
9579953,1cyclictest31559-21grep20:20:190
9579953,1cyclictest28721-21cat20:15:120
9579953,1cyclictest1082-21lldpd19:40:460
9579953,1cyclictest1082-21lldpd19:20:090
9579953,1cyclictest1002-21snmpd20:58:060
9579953,1cyclictest1002-21snmpd20:50:060
9579953,1cyclictest1002-21snmpd20:44:150
9579953,1cyclictest1002-21snmpd20:10:560
9579953,1cyclictest1002-21snmpd19:58:140
9579953,1cyclictest1002-21snmpd19:37:460
9579953,1cyclictest1002-21snmpd19:33:250
9579952,2cyclictest48-17kauditd21:01:000
30090250,0sleep10-21swapper/120:20:011
9579942,1cyclictest389-21uname20:25:120
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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