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2026-04-16 - 20:16
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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 Thu Apr 16, 2026 12:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
61292890,0sleep01-21systemd09:16:120
150062850,0sleep115005-21sshd12:30:241
123892680,1sleep2674-21dbus-daemon11:33:212
277202560,0sleep00-21swapper/010:54:450
139872560,0sleep20-21swapper/211:36:532
228822550,1sleep2660-21avahi-daemon10:57:082
166342550,0sleep316635-21sshd10:39:383
132062550,1sleep01-21systemd12:13:160
118902550,1sleep211893-21grep11:01:522
54572540,1sleep0663-21ModemManager12:06:420
235542540,1sleep223555-21sshd09:58:392
274352530,0sleep20-21swapper/210:37:452
18442530,1sleep0674-21dbus-daemon11:42:550
96092520,1sleep2321ktimersoftd/212:10:052
67382520,0sleep20-21swapper/209:46:072
221662520,0sleep00-21swapper/010:20:360
112622520,0sleep30-21swapper/309:54:523
106132520,1sleep010583-21sshd09:24:410
77802500,1sleep07772-21lspci09:40:400
76052500,0sleep10-21swapper/112:26:581
51602490,0sleep10-21swapper/110:08:091
140772490,0sleep00-21swapper/010:28:180
140772490,0sleep00-21swapper/010:28:170
231362480,0sleep20-21swapper/210:06:522
103442480,0sleep20-21swapper/212:38:292
74502470,0sleep20-21swapper/212:24:122
181982430,0sleep318201-21bash09:49:563
137742400,2sleep063599cyclictest12:24:460
114482390,0sleep10-21swapper/111:10:331
323002380,2sleep063599cyclictest09:27:140
44323424,6sleep10-21swapper/107:09:181
3263823328,3sleep30-21swapper/307:06:023
3269523213,14sleep00-21swapper/007:06:480
3672298,7sleep20-21swapper/207:08:232
5252260,0sleep00-21swapper/011:50:050
256882250,0sleep20-21swapper/209:42:132
276172180,0sleep30-21swapper/310:29:303
276172180,0sleep30-21swapper/310:29:293
170842180,0sleep217085-21sshd10:00:492
57602160,0sleep20-21swapper/211:46:512
225012160,1sleep322468-21sshd12:36:413
63699150,2cyclictest674-21dbus-daemon09:26:041
296872150,1sleep125-21ksoftirqd/110:35:111
257602150,0sleep30-21swapper/309:22:333
112032150,1sleep311205-21bash11:26:083
107992150,1sleep3391rcuc/310:08:383
638991412,1cyclictest0-21swapper/312:26:533
326172140,0sleep30-21swapper/312:06:143
199842140,0sleep30-21swapper/310:23:163
168862140,0sleep10-21swapper/111:26:421
637991311,1cyclictest11250-21sshd10:28:042
637991311,1cyclictest11250-21sshd10:28:032
636991311,1cyclictest1-21systemd11:45:141
58742130,0sleep20-21swapper/210:19:192
51332130,0sleep10-21swapper/110:47:021
20332130,0sleep10-21swapper/109:15:411
182582130,0sleep30-21swapper/311:20:243
166852130,0sleep30-21swapper/312:19:203
78062120,1sleep27797-21sshd12:26:592
63899120,1cyclictest26154-21bash09:39:343
63899120,1cyclictest24751-21grep11:59:243
63899120,11cyclictest25429-21sshd11:49:143
637991210,1cyclictest0-21swapper/211:06:242
63799120,11cyclictest674-21dbus-daemon09:54:142
63699120,1cyclictest14277-21sshd11:05:041
63699120,1cyclictest0-21swapper/109:34:031
63699120,11cyclictest10891-21sshd10:41:541
63699120,11cyclictest0-21swapper/112:24:341
63599120,11cyclictest8481-21sshd11:16:220
63599120,11cyclictest620-17auditd11:21:430
63599120,11cyclictest31814-21id10:40:520
13532120,0sleep10-21swapper/109:11:451
638991110,0cyclictest0-21swapper/311:33:443
638991110,0cyclictest0-21swapper/309:14:543
63899110,10cyclictest0-21swapper/312:33:443
63899110,10cyclictest0-21swapper/310:56:043
63899110,10cyclictest0-21swapper/309:31:433
63899110,0cyclictest0-21swapper/311:37:233
63899110,0cyclictest0-21swapper/310:49:333
637991110,0cyclictest0-21swapper/212:15:232
637991110,0cyclictest0-21swapper/210:50:332
637991110,0cyclictest0-21swapper/209:34:332
63799110,10cyclictest0-21swapper/211:44:532
63799110,10cyclictest0-21swapper/209:23:542
636991110,0cyclictest6627-21sshd10:50:031
63699110,10cyclictest15382-21lspci11:37:041
63699110,10cyclictest0-21swapper/111:19:531
63699110,10cyclictest0-21swapper/110:02:341
63699110,10cyclictest0-21swapper/109:48:531
63699110,10cyclictest0-21swapper/107:50:131
63599119,1cyclictest22772-21bash11:30:420
63599119,1cyclictest17258-21grep10:09:130
63599119,1cyclictest1026-21sshd12:15:020
635991110,0cyclictest0-21swapper/010:55:330
635991110,0cyclictest0-21swapper/009:59:120
63599110,1cyclictest2465-21lspci10:35:320
63599110,10cyclictest0-21swapper/011:59:120
63599110,10cyclictest0-21swapper/009:37:530
63599110,10cyclictest0-21swapper/008:01:020
63599110,0cyclictest0-21swapper/009:54:230
63899109,0cyclictest0-21swapper/312:20:043
63899109,0cyclictest0-21swapper/311:41:533
63899108,1cyclictest30374-21sshd12:03:033
63899108,1cyclictest30374-21sshd12:03:033
63899108,1cyclictest24587-21sshd11:14:533
63899100,9cyclictest0-21swapper/309:42:233
63899100,0cyclictest0-21swapper/310:14:043
63899100,0cyclictest0-21swapper/309:26:233
63799109,0cyclictest0-21swapper/211:55:542
63799109,0cyclictest0-21swapper/211:29:232
63799109,0cyclictest0-21swapper/210:30:542
63799109,0cyclictest0-21swapper/210:30:532
63799109,0cyclictest0-21swapper/210:23:432
63799109,0cyclictest0-21swapper/209:16:132
63799109,0cyclictest0-21swapper/209:10:042
63799108,1cyclictest7403-21sshd10:11:032
63799100,0cyclictest0-21swapper/212:02:242
63799100,0cyclictest0-21swapper/212:02:232
63799100,0cyclictest0-21swapper/211:20:242
63699109,0cyclictest0-21swapper/111:56:131
63699100,0cyclictest0-21swapper/112:38:131
63699100,0cyclictest0-21swapper/112:17:431
63699100,0cyclictest0-21swapper/112:09:141
63699100,0cyclictest0-21swapper/111:33:231
63699100,0cyclictest0-21swapper/109:23:231
63599109,0cyclictest0-21swapper/009:34:420
63599100,0cyclictest0-21swapper/011:10:130
6389998,0cyclictest0-21swapper/311:07:043
6379998,0cyclictest0-21swapper/212:31:542
6379998,0cyclictest0-21swapper/212:06:042
6379998,0cyclictest0-21swapper/211:15:032
6369997,1cyclictest24427-21bash10:26:241
6369997,1cyclictest24427-21bash10:26:231
6359998,0cyclictest0-21swapper/012:37:330
6359998,0cyclictest0-21swapper/012:28:420
6359998,0cyclictest0-21swapper/011:45:230
6359998,0cyclictest0-21swapper/011:38:030
6359998,0cyclictest0-21swapper/010:14:220
6359998,0cyclictest0-21swapper/008:30:020
6359998,0cyclictest0-21swapper/007:31:030
6359997,1cyclictest1-21systemd11:01:120
6389986,1cyclictest8051-21grepconf.sh12:12:473
6389986,1cyclictest6696-21lspci10:52:513
6389986,1cyclictest620-17auditd11:51:393
6389985,2cyclictest660-21avahi-daemon10:41:063
6389985,2cyclictest660-21avahi-daemon10:02:133
6389984,3cyclictest649-21polkitd09:55:183
6379987,0cyclictest3598-21lspci10:46:532
6379986,1cyclictest5225-21grep09:37:442
6379986,1cyclictest33-21ksoftirqd/210:44:542
6379986,1cyclictest28264-21lspci09:26:432
6379985,2cyclictest660-21avahi-daemon11:11:472
6369987,0cyclictest0-21swapper/110:56:341
6369986,1cyclictest14905-21lspci12:01:301
6369986,1cyclictest14905-21lspci12:01:291
6369985,2cyclictest660-21avahi-daemon10:18:531
6369985,2cyclictest660-21avahi-daemon10:13:101
6369985,2cyclictest660-21avahi-daemon09:37:551
6369984,3cyclictest674-21dbus-daemon10:33:061
6369984,3cyclictest674-21dbus-daemon10:33:051
6369984,3cyclictest660-21avahi-daemon09:41:081
6369984,3cyclictest649-21polkitd12:14:451
6359987,0cyclictest0-21swapper/009:13:430
6359986,1cyclictest5276-21lspci12:32:250
6359986,1cyclictest4398-21kworker/0:210:46:170
6359986,1cyclictest23217-21lspci10:01:210
6359986,1cyclictest0-21swapper/010:30:130
6359986,1cyclictest0-21swapper/010:30:120
6359985,2cyclictest660-21avahi-daemon12:03:200
6359985,2cyclictest660-21avahi-daemon12:03:190
6359985,2cyclictest660-21avahi-daemon11:07:410
6359984,3cyclictest649-21polkitd11:25:390
6359980,7cyclictest0-21swapper/007:45:330
28436280,1sleep128327-21sshd11:03:231
6389975,1cyclictest660-21avahi-daemon11:15:553
6389975,1cyclictest660-21avahi-daemon10:30:233
6389975,1cyclictest660-21avahi-daemon10:30:233
6389974,2cyclictest660-21avahi-daemon11:00:153
6389974,2cyclictest32718-21sshd09:15:283
6389973,3cyclictest674-21dbus-daemon10:17:323
6379975,1cyclictest6956-21lspci11:50:362
6379975,1cyclictest5286-21crond07:20:012
6369976,0cyclictest0-21swapper/111:41:331
6369975,1cyclictest660-21avahi-daemon11:51:191
6369975,1cyclictest660-21avahi-daemon09:09:531
6369975,1cyclictest381-21lspci09:51:071
6369975,1cyclictest18444-21lspci09:55:221
6369974,2cyclictest660-21avahi-daemon10:22:281
6369974,2cyclictest649-21polkitd11:20:081
6359976,0cyclictest0-21swapper/009:01:030
6359975,1cyclictest8069-21diskstats08:45:130
6359974,2cyclictest660-21avahi-daemon10:16:450
6359974,2cyclictest660-21avahi-daemon09:45:100
6359970,6cyclictest0-21swapper/008:11:230
6359970,6cyclictest0-21swapper/007:35:520
6359970,6cyclictest0-21swapper/007:21:430
6389964,1cyclictest660-21avahi-daemon09:00:013
6389964,1cyclictest649-21polkitd08:00:003
6389963,2cyclictest699-21gdbus07:30:003
6389963,2cyclictest1002-21snmpd08:45:573
6389963,2cyclictest1002-21snmpd08:37:263
6389963,2cyclictest1002-21snmpd08:34:483
6389963,2cyclictest1002-21snmpd08:13:013
6389963,2cyclictest1002-21snmpd08:00:153
6389960,5cyclictest0-21swapper/307:13:233
6379963,2cyclictest1002-21snmpd08:51:592
6379963,2cyclictest1002-21snmpd08:22:052
6379963,2cyclictest1002-21snmpd07:10:292
6379960,5cyclictest0-21swapper/207:39:032
6369965,0cyclictest0-21swapper/109:00:041
6369964,1cyclictest5004-21grep08:35:201
6369964,1cyclictest28279-21sed08:15:121
6369963,2cyclictest1002-21snmpd08:09:351
6369963,2cyclictest1002-21snmpd07:57:581
6359965,0cyclictest0-21swapper/009:08:420
6359965,0cyclictest0-21swapper/008:23:330
6359965,0cyclictest0-21swapper/008:16:020
6359965,0cyclictest0-21swapper/007:52:520
6359965,0cyclictest0-21swapper/007:10:520
6359960,0cyclictest0-21swapper/007:26:320
6389954,0cyclictest0-21swapper/308:43:143
6389953,1cyclictest3944-21cat07:15:143
6389953,1cyclictest32472-21mii-tool08:25:133
6389953,1cyclictest28378-21cat08:15:143
6389953,1cyclictest1002-21snmpd09:07:513
6389953,1cyclictest1002-21snmpd09:03:293
6389953,1cyclictest1002-21snmpd08:51:083
6389953,1cyclictest1002-21snmpd07:48:303
6389953,1cyclictest1002-21snmpd07:35:063
6389953,1cyclictest1002-21snmpd07:23:593
6389952,2cyclictest674-21dbus-daemon07:30:003
6389952,2cyclictest527-40kipmi008:05:173
6389952,2cyclictest18426-21needreboot07:50:153
6389952,2cyclictest14352-21needreboot07:40:143
6379953,1cyclictest699-21gdbus08:05:012
6379953,1cyclictest415-21ntp_states08:25:152
6379953,1cyclictest33-21ksoftirqd/208:14:592
6379953,1cyclictest2167-21mii-tool08:30:142
6379953,1cyclictest16822-21awk09:05:162
6379953,1cyclictest1088-21ntpd07:45:142
6379953,1cyclictest1088-21ntpd07:40:152
6379953,1cyclictest1002-21snmpd08:56:512
6379953,1cyclictest1002-21snmpd08:16:582
6379953,1cyclictest1002-21snmpd08:01:242
6379953,1cyclictest1002-21snmpd07:57:192
6379953,1cyclictest1002-21snmpd07:31:572
6379953,1cyclictest1002-21snmpd07:27:052
6379950,0cyclictest0-21swapper/208:43:032
6379950,0cyclictest0-21swapper/207:50:232
6369953,1cyclictest8288-21cat08:45:141
6369953,1cyclictest8047-21cat07:25:111
6369953,1cyclictest699-21gdbus08:59:551
6369953,1cyclictest6019-21cat07:20:121
6369953,1cyclictest30456-21cat08:20:141
6369953,1cyclictest1705-21sendmail07:37:091
6369953,1cyclictest14033-21grep07:40:121
6369953,1cyclictest1372-21cat07:10:121
6369953,1cyclictest10088-21cat07:30:131
6369953,1cyclictest1002-21snmpd08:53:111
6369953,1cyclictest1002-21snmpd08:31:031
6369953,1cyclictest1002-21snmpd08:00:541
6369953,1cyclictest1002-21snmpd07:48:041
6369953,1cyclictest1002-21snmpd07:18:091
6369952,2cyclictest674-21dbus-daemon08:25:001
6369952,2cyclictest1002-21snmpd08:44:141
6369950,4cyclictest25890-21/usr/sbin/munin08:10:191
6359953,1cyclictest9833-21/usr/sbin/munin08:50:180
6359953,1cyclictest1082-21lldpd07:56:020
6359953,1cyclictest1002-21snmpd08:58:260
6359953,1cyclictest1002-21snmpd08:43:560
6359953,1cyclictest1002-21snmpd08:35:300
6359953,1cyclictest1002-21snmpd08:25:160
6359953,1cyclictest1002-21snmpd08:05:310
6359953,1cyclictest1002-21snmpd07:40:180
6359952,2cyclictest1002-21snmpd07:15:360
6243250,0sleep20-21swapper/207:20:152
14574250,0sleep20-21swapper/209:00:122
6389941,2cyclictest30199-21expr08:20:123
6379942,1cyclictest0-21swapper/208:45:152
6379942,1cyclictest0-21swapper/208:35:002
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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