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2026-03-31 - 02:52
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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 Tue Mar 31, 2026 00:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
83532810,0sleep10-21swapper/123:20:101
102182800,0sleep310205-21sshd23:06:343
66842770,0sleep00-21swapper/023:42:010
287712730,1sleep128768-21lspci21:37:531
17972610,0sleep00-21swapper/023:49:580
14502590,0sleep3391rcuc/300:09:163
264432560,1sleep2311rcuc/223:52:012
225802550,0sleep20-21swapper/223:04:582
78922540,0sleep00-21swapper/021:55:140
78452540,0sleep37843-21sshd23:28:223
71142530,0sleep00-21swapper/023:39:200
215942530,0sleep30-21swapper/322:07:183
2102425341,7sleep30-21swapper/319:06:203
102392530,0sleep10-21swapper/121:41:461
34002520,0sleep13403-21unixbench_singl19:40:211
142182520,0sleep30-21swapper/323:17:573
122082520,0sleep30-21swapper/321:22:213
116392520,0sleep00-21swapper/000:29:280
280822510,0sleep00-21swapper/000:14:170
178072510,1sleep3401ktimersoftd/322:20:363
102782510,0sleep30-21swapper/322:03:393
95782500,1sleep225261-21kworker/2:300:23:442
205462500,0sleep30-21swapper/322:31:503
151912500,0sleep10-21swapper/121:26:361
85962490,1sleep08597-21grepconf.sh23:11:560
43802480,0sleep20-21swapper/221:29:172
257262480,0sleep30-21swapper/322:40:283
257262480,0sleep30-21swapper/322:40:273
201742480,0sleep10-21swapper/123:57:001
143252480,0sleep114326-21bash00:07:341
34502470,0sleep00-21swapper/023:22:300
32542440,0sleep10-21swapper/100:03:521
2109624433,6sleep20-21swapper/219:07:112
232422370,0sleep123235-21lspci00:30:201
219332350,1sleep175850irq/25-eno1-tx-22:07:211
2115523020,6sleep00-21swapper/019:07:530
288782210,0sleep10-21swapper/122:51:431
2105122110,7sleep10-21swapper/119:06:381
38132180,0sleep2311rcuc/200:25:572
289502170,1sleep328936-21sshd23:52:143
191572170,0sleep00-21swapper/023:56:550
82962160,0sleep10-21swapper/100:12:331
13302160,0sleep30-21swapper/323:55:213
119212160,0sleep00-21swapper/021:30:100
8492150,0sleep20-21swapper/219:35:162
53622150,0sleep00-21swapper/021:17:380
4732140,0sleep00-21swapper/023:19:340
269142140,0sleep20-21swapper/222:24:122
264532140,0sleep30-21swapper/300:19:413
264532140,0sleep30-21swapper/300:19:403
72852130,0sleep17292-21kernelversion00:15:151
72852130,0sleep17292-21kernelversion00:15:151
58082130,0sleep00-21swapper/022:14:120
2144199130,12cyclictest15002-21bash21:55:463
2144199130,11cyclictest25216-21bash22:13:073
2143699132,4cyclictest710-21NetworkManager22:33:142
21436991312,0cyclictest321ktimersoftd/221:31:302
21436991311,1cyclictest33-21ksoftirqd/222:11:302
2142999130,1cyclictest674-21dbus-daemon23:40:101
21424991311,1cyclictest620-17auditd22:23:540
222092120,0sleep20-21swapper/200:08:152
2144199123,3cyclictest41-21ksoftirqd/321:54:543
2144199122,1cyclictest41-21ksoftirqd/322:16:473
2144199121,2cyclictest9553-21lspci23:20:143
2144199120,1cyclictest9516-21sshd23:14:503
2144199120,11cyclictest674-21dbus-daemon00:29:373
2144199120,11cyclictest19952-21sshd22:45:273
2144199120,11cyclictest1-21systemd23:31:163
2144199120,10cyclictest27659-21sshd22:51:363
2143699123,1cyclictest33-21ksoftirqd/221:58:192
2143699121,1cyclictest131rcu_sched21:40:382
21436991210,1cyclictest642-21systemd-logind23:12:102
21436991210,1cyclictest27314-21lspci00:00:202
21436991210,1cyclictest0-21swapper/222:07:192
2143699120,1cyclictest32090-21bash23:05:392
2143699120,1cyclictest27859-21sshd23:57:392
2143699120,1cyclictest1-21systemd00:31:192
2143699120,11cyclictest642-21systemd-logind23:44:402
2142999120,1cyclictest1-21systemd22:30:201
21424991210,1cyclictest22780-21sshd22:04:440
2142499120,11cyclictest12082-21sshd23:34:140
2142499120,11cyclictest0-21swapper/000:21:190
2144199116,1cyclictest41-21ksoftirqd/321:28:353
2144199115,2cyclictest41-21ksoftirqd/321:44:183
2144199114,1cyclictest41-21ksoftirqd/321:48:263
2144199111,3cyclictest41-21ksoftirqd/322:37:083
2144199111,3cyclictest41-21ksoftirqd/321:36:023
2144199111,1cyclictest41-21ksoftirqd/323:35:503
21441991110,0cyclictest0-21swapper/323:00:273
2144199110,1cyclictest20535-21bash23:45:563
2144199110,10cyclictest0-21swapper/300:31:063
2143699119,1cyclictest623-17sedispatch19:42:202
2143699119,1cyclictest0-21swapper/219:55:202
2143699119,1cyclictest0-21swapper/200:35:502
2143699113,2cyclictest33-21ksoftirqd/223:35:082
2143699113,2cyclictest33-21ksoftirqd/222:50:102
2143699111,3cyclictest131rcu_sched21:39:482
2143699111,1cyclictest33-21ksoftirqd/221:51:022
21436991110,0cyclictest6580-21lspci22:49:542
21436991110,0cyclictest24579-21lspci22:04:532
21436991110,0cyclictest0-21swapper/222:59:092
21436991110,0cyclictest0-21swapper/221:47:202
21436991110,0cyclictest0-21swapper/200:11:192
2143699110,1cyclictest33-21ksoftirqd/222:28:072
2142999118,2cyclictest30140-21sshd21:32:191
21429991110,0cyclictest0-21swapper/121:23:591
21429991110,0cyclictest0-21swapper/120:05:191
2142999110,10cyclictest0-21swapper/121:17:101
2142999110,10cyclictest0-21swapper/120:15:181
2142499119,1cyclictest32512-21sshd00:17:240
2142499119,1cyclictest32512-21sshd00:17:240
21424991110,0cyclictest0-21swapper/021:25:040
21424991110,0cyclictest0-21swapper/020:30:130
21424991110,0cyclictest0-21swapper/000:06:240
55122100,0sleep10-21swapper/123:03:291
36542100,0sleep10-21swapper/121:49:261
2144199108,1cyclictest41-21ksoftirqd/323:40:273
2144199108,1cyclictest41-21ksoftirqd/300:01:083
2144199104,1cyclictest41-21ksoftirqd/300:20:503
2144199103,1cyclictest41-21ksoftirqd/300:38:343
2144199101,1cyclictest121rcu_preempt21:16:333
2144199100,1cyclictest131rcu_sched00:10:483
2144199100,0cyclictest0-21swapper/321:34:363
2143699109,0cyclictest0-21swapper/222:36:092
2143699108,1cyclictest33-21ksoftirqd/223:30:512
2143699107,1cyclictest33-21ksoftirqd/221:23:402
2143699105,1cyclictest33-21ksoftirqd/223:45:092
2143699101,1cyclictest33-21ksoftirqd/223:21:582
21436991010,0cyclictest321ktimersoftd/220:46:212
2143699100,1cyclictest33-21ksoftirqd/223:29:592
2143699100,1cyclictest131rcu_sched22:17:232
2143699100,0cyclictest0-21swapper/221:19:192
2143699100,0cyclictest0-21swapper/219:20:202
2143699100,0cyclictest0-21swapper/200:15:302
2143699100,0cyclictest0-21swapper/200:15:302
2142999109,0cyclictest0-21swapper/123:48:391
2142999109,0cyclictest0-21swapper/123:11:091
2142999109,0cyclictest0-21swapper/122:16:301
2142999109,0cyclictest0-21swapper/121:59:091
2142999108,1cyclictest22343-21sshd21:11:501
2142999100,0cyclictest0-21swapper/123:16:301
2142999100,0cyclictest0-21swapper/122:00:401
2142499109,0cyclictest0-21swapper/022:50:440
2142499109,0cyclictest0-21swapper/021:44:440
2142499109,0cyclictest0-21swapper/020:05:230
2142499102,4cyclictest26599-21munin-run23:30:000
2142499100,0cyclictest0-21swapper/021:46:130
2142499100,0cyclictest0-21swapper/000:39:330
3221290,1sleep1241ktimersoftd/100:23:111
214419998,0cyclictest41-21ksoftirqd/321:10:013
214419998,0cyclictest0-21swapper/319:15:173
214419991,1cyclictest131rcu_sched21:11:283
214419990,1cyclictest41-21ksoftirqd/322:25:173
214419990,0cyclictest131rcu_sched22:55:043
214419990,0cyclictest0-21swapper/319:54:573
214369999,0cyclictest527-40kipmi020:37:592
214369999,0cyclictest321ktimersoftd/220:16:332
214369997,1cyclictest33-21ksoftirqd/223:15:212
214369991,1cyclictest33-21ksoftirqd/222:41:162
214369991,1cyclictest33-21ksoftirqd/222:41:152
214299998,0cyclictest0-21swapper/122:45:501
214299996,2cyclictest660-21avahi-daemon22:20:231
214299995,3cyclictest660-21avahi-daemon22:57:121
214249998,0cyclictest0-21swapper/021:14:040
214249997,1cyclictest660-21avahi-daemon22:59:330
214249997,1cyclictest0-21swapper/021:54:340
214249990,5cyclictest32108-21crond19:35:010
214419987,0cyclictest0-21swapper/320:49:573
214419986,1cyclictest41-21ksoftirqd/319:49:593
214419984,1cyclictest41-21ksoftirqd/320:29:593
214369980,3cyclictest699-21gdbus21:10:202
214299987,0cyclictest0-21swapper/123:30:101
214299987,0cyclictest0-21swapper/123:26:001
214299987,0cyclictest0-21swapper/121:52:001
214299987,0cyclictest0-21swapper/120:50:201
214299985,2cyclictest660-21avahi-daemon23:36:301
214299985,2cyclictest660-21avahi-daemon23:08:291
214299985,2cyclictest660-21avahi-daemon22:38:491
214299985,2cyclictest660-21avahi-daemon22:28:331
214299985,2cyclictest660-21avahi-daemon22:10:511
214299985,2cyclictest660-21avahi-daemon00:38:011
214249987,0cyclictest1506-21kworker/0:400:30:030
214249987,0cyclictest0-21swapper/022:25:230
214249987,0cyclictest0-21swapper/020:48:240
214249987,0cyclictest0-21swapper/020:14:240
214249986,1cyclictest32338-21kworker/0:121:21:480
214249986,1cyclictest31782-21lspci22:30:070
214249986,1cyclictest18242-21lspci22:37:070
214249985,2cyclictest674-21dbus-daemon00:02:120
214249985,2cyclictest649-21polkitd23:05:330
214249981,6cyclictest30123-21lspci23:52:200
214369977,0cyclictest321ktimersoftd/220:21:352
214299974,2cyclictest660-21avahi-daemon22:41:091
214299974,2cyclictest660-21avahi-daemon22:41:081
214299974,2cyclictest660-21avahi-daemon00:25:551
214299974,1cyclictest7829-21sshd23:50:221
214249975,1cyclictest699-21gdbus22:40:350
214249975,1cyclictest699-21gdbus22:40:350
214249975,1cyclictest674-21dbus-daemon23:00:270
214249975,1cyclictest660-21avahi-daemon22:15:100
214249975,1cyclictest660-21avahi-daemon22:06:210
214249975,1cyclictest12535-21kworker/0:221:35:050
214249974,2cyclictest660-21avahi-daemon22:45:340
214419964,1cyclictest674-21dbus-daemon19:25:013
214419964,1cyclictest41-21ksoftirqd/319:40:003
214419964,1cyclictest22918-21tail19:10:193
214419963,2cyclictest1002-21snmpd20:06:143
214419963,2cyclictest1002-21snmpd19:58:233
214419960,5cyclictest0-21swapper/320:36:563
214419960,5cyclictest0-21swapper/320:01:263
214369966,0cyclictest321ktimersoftd/221:06:452
214369966,0cyclictest321ktimersoftd/220:40:392
214369964,1cyclictest33-21ksoftirqd/220:54:592
214369964,1cyclictest1015-21runrttasks20:56:192
214369963,2cyclictest1002-21snmpd20:00:282
214299964,1cyclictest649-21polkitd21:10:001
214299964,1cyclictest1002-21snmpd19:21:581
214299960,5cyclictest0-21swapper/120:33:081
214299960,5cyclictest0-21swapper/119:46:291
214299960,5cyclictest0-21swapper/119:18:581
214299960,0cyclictest0-21swapper/120:00:281
214249965,0cyclictest0-21swapper/020:57:230
214249965,0cyclictest0-21swapper/020:50:340
214249964,1cyclictest674-21dbus-daemon21:09:590
214249964,1cyclictest674-21dbus-daemon20:44:590
214249964,1cyclictest1002-21snmpd19:14:100
214249960,5cyclictest0-21swapper/019:42:030
214249960,5cyclictest0-21swapper/019:18:330
18528260,0sleep00-21swapper/020:20:130
214419954,0cyclictest0-21swapper/320:15:163
214419954,0cyclictest0-21swapper/320:10:273
214419953,1cyclictest1002-21snmpd21:04:183
214419953,1cyclictest1002-21snmpd20:55:133
214419953,1cyclictest1002-21snmpd20:50:143
214419953,1cyclictest1002-21snmpd20:31:033
214419953,1cyclictest1002-21snmpd20:24:183
214419953,1cyclictest1002-21snmpd19:41:353
214419953,1cyclictest1002-21snmpd19:31:353
214419952,2cyclictest1002-21snmpd20:40:423
214369955,0cyclictest321ktimersoftd/221:00:342
214369955,0cyclictest321ktimersoftd/219:30:332
214369953,1cyclictest6560-21cat19:50:122
214369953,1cyclictest33-21ksoftirqd/219:45:012
214369953,1cyclictest28765-21cat19:25:132
214369953,1cyclictest22105-21cat19:10:132
214369953,1cyclictest1002-21snmpd19:15:282
214369952,2cyclictest1002-21snmpd20:10:232
214369950,1cyclictest121rcu_preempt20:30:002
214299953,1cyclictest29306-21wc19:25:171
214299953,1cyclictest1705-21sendmail20:25:331
214299953,1cyclictest1088-21ntpd21:00:171
214299953,1cyclictest1002-21snmpd20:57:331
214299953,1cyclictest1002-21snmpd20:47:271
214299953,1cyclictest1002-21snmpd20:35:451
214299953,1cyclictest1002-21snmpd20:24:391
214299953,1cyclictest1002-21snmpd20:14:381
214299953,1cyclictest1002-21snmpd19:57:231
214299953,1cyclictest1002-21snmpd19:51:131
214299953,1cyclictest1002-21snmpd19:36:071
214299953,1cyclictest1002-21snmpd19:30:411
214299953,1cyclictest1002-21snmpd19:10:131
214249954,0cyclictest0-21swapper/020:01:140
214249954,0cyclictest0-21swapper/019:48:340
214249953,1cyclictest649-21polkitd20:14:590
214249953,1cyclictest388-21cat19:35:140
214249953,1cyclictest2760-21cat21:00:150
214249953,1cyclictest1002-21snmpd20:37:120
214249953,1cyclictest1002-21snmpd20:26:000
214249953,1cyclictest1002-21snmpd19:51:040
214249953,1cyclictest0-21swapper/019:55:200
214419940,3cyclictest1-21systemd19:25:003
214369942,1cyclictest20361-21/usr/sbin/munin20:25:142
214369942,1cyclictest12578-21head20:05:132
214299942,1cyclictest26539-21cat20:40:111
214249942,1cyclictest26515-21entropy19:20:120
214249942,1cyclictest1002-21snmpd19:25:090
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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