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2026-04-21 - 05:49
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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 Apr 21, 2026 00:43:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
249382800,1sleep0101ktimersoftd/023:10:350
64082780,0sleep00-21swapper/023:25:410
294912720,0sleep00-21swapper/022:54:250
72312610,18sleep375750irq/24-eno1-rx-22:16:233
44232560,1sleep24419-21sshd21:51:142
98522540,1sleep19851-21bash00:10:281
54882540,0sleep20-21swapper/200:35:162
83312530,0sleep10-21swapper/123:39:521
69502520,0sleep06953-21bash00:29:540
57302520,0sleep10-21swapper/123:20:091
280602520,0sleep10-21swapper/123:10:521
214642520,0sleep20-21swapper/222:48:102
18332500,1sleep21837-21bash21:19:182
145342500,0sleep3391rcuc/300:38:543
4652490,0sleep30-21swapper/323:11:183
181682490,0sleep00-21swapper/021:00:140
149892490,0sleep10-21swapper/121:28:501
149892490,0sleep10-21swapper/121:28:501
108482490,0sleep00-21swapper/023:37:140
106562490,0sleep20-21swapper/223:53:592
37122480,0sleep30-21swapper/321:54:003
266632480,0sleep00-21swapper/023:55:170
258862480,0sleep00-21swapper/023:32:580
241132480,0sleep20-21swapper/200:17:222
145842480,0sleep10-21swapper/121:49:251
85932470,0sleep00-21swapper/000:35:300
311312470,0sleep00-21swapper/021:56:170
191652470,0sleep10-21swapper/121:21:211
184672470,2sleep1440099cyclictest22:11:481
207262450,0sleep10-21swapper/121:41:361
224052430,1sleep1231rcuc/121:55:301
118612390,0sleep2311rcuc/200:13:292
183082320,2sleep048-17kauditd22:11:470
42052297,7sleep30-21swapper/319:08:593
41972298,7sleep00-21swapper/019:08:510
397722911,14sleep10-21swapper/119:06:081
24942219,7sleep20-21swapper/219:05:052
234622210,11sleep375750irq/24-eno1-rx-23:27:123
208942180,0sleep20-21swapper/222:06:282
298672170,0sleep20-21swapper/221:58:592
198922170,0sleep20-21swapper/200:05:482
307912160,0sleep00-21swapper/022:15:360
15332160,0sleep30-21swapper/323:03:053
36412150,0sleep00-21swapper/021:48:280
296902150,0sleep2311rcuc/200:20:342
290782150,1sleep0111rcuc/023:05:220
184622150,0sleep00-21swapper/022:28:290
110612150,0sleep00-21swapper/023:54:010
70782140,0sleep20-21swapper/222:38:372
59582140,0sleep10-21swapper/121:31:391
440099140,13cyclictest8489-21grep00:15:551
300192140,0sleep10-21swapper/121:14:521
229422140,0sleep20-21swapper/223:49:302
211032140,0sleep00-21swapper/023:01:580
210202140,0sleep20-21swapper/221:47:112
4414991311,1cyclictest674-21dbus-daemon22:59:013
441499130,12cyclictest620-17auditd23:54:313
441499130,11cyclictest699-21gdbus23:16:223
441499130,0cyclictest0-21swapper/300:01:013
440099130,12cyclictest642-21systemd-logind00:29:151
439499130,12cyclictest24756-21grep00:09:040
209022130,0sleep120897-21lspci22:36:591
440899120,11cyclictest1-21systemd22:01:382
4400991210,1cyclictest0-21swapper/123:45:151
440099120,1cyclictest674-21dbus-daemon23:26:551
440099120,11cyclictest0-21swapper/122:07:151
4394991211,0cyclictest0-21swapper/021:40:140
4394991210,1cyclictest699-21gdbus00:11:440
285572120,0sleep30-21swapper/322:43:143
225252120,0sleep022446-21sshd21:25:410
225252120,0sleep022446-21sshd21:25:410
175072120,0sleep30-21swapper/322:28:243
64482110,1sleep36445-21lspci00:18:393
441499119,1cyclictest674-21dbus-daemon21:38:113
4414991110,0cyclictest0-21swapper/323:06:313
4414991110,0cyclictest0-21swapper/322:52:413
440899119,1cyclictest0-21swapper/223:59:182
4408991110,0cyclictest0-21swapper/223:00:482
4408991110,0cyclictest0-21swapper/221:34:282
4408991110,0cyclictest0-21swapper/200:27:082
440899110,10cyclictest5020-21lspci00:32:282
440899110,10cyclictest0-21swapper/223:42:182
440899110,10cyclictest0-21swapper/222:13:482
440899110,0cyclictest0-21swapper/222:57:382
440899110,0cyclictest0-21swapper/222:51:192
440099119,1cyclictest0-21swapper/100:23:561
440099110,10cyclictest0-21swapper/123:58:451
440099110,10cyclictest0-21swapper/122:55:051
440099110,0cyclictest0-21swapper/123:15:351
440099110,0cyclictest0-21swapper/122:01:051
4394991110,0cyclictest0-21swapper/021:50:440
439499110,10cyclictest22720-21lspci21:33:340
439499110,10cyclictest0-21swapper/022:46:240
439499110,10cyclictest0-21swapper/022:41:140
439499110,10cyclictest0-21swapper/022:32:140
439499110,10cyclictest0-21swapper/022:05:440
439499110,10cyclictest0-21swapper/021:24:540
439499110,10cyclictest0-21swapper/000:34:340
439499110,0cyclictest0-21swapper/022:01:540
324032110,1sleep032378-21sshd22:24:090
168432110,0sleep00-21swapper/023:46:080
6732100,0sleep00-21swapper/000:15:160
441499109,0cyclictest0-21swapper/323:58:213
441499109,0cyclictest0-21swapper/321:20:213
441499108,1cyclictest6245-21sshd22:08:013
441499108,1cyclictest0-21swapper/322:10:013
441499100,0cyclictest0-21swapper/322:35:413
441499100,0cyclictest0-21swapper/321:32:413
440899109,0cyclictest0-21swapper/223:39:582
440899109,0cyclictest0-21swapper/223:21:382
440899109,0cyclictest0-21swapper/223:08:182
440899109,0cyclictest0-21swapper/221:43:282
440899109,0cyclictest0-21swapper/220:16:182
440899109,0cyclictest0-21swapper/219:23:182
440099109,0cyclictest0-21swapper/122:51:551
440099109,0cyclictest0-21swapper/122:43:351
440099108,1cyclictest1759-21sshd22:32:351
440099100,9cyclictest0-21swapper/119:42:151
440099100,0cyclictest0-21swapper/100:05:151
44149998,0cyclictest0-21swapper/322:34:313
44149998,0cyclictest0-21swapper/322:03:213
44149997,1cyclictest24593-21bash00:34:113
44149997,1cyclictest0-21swapper/321:59:313
44149996,2cyclictest660-21avahi-daemon21:19:253
44149994,4cyclictest660-21avahi-daemon00:13:193
44089998,0cyclictest0-21swapper/222:26:282
44089996,2cyclictest674-21dbus-daemon21:28:192
44089996,2cyclictest674-21dbus-daemon21:28:192
44009998,0cyclictest0-21swapper/123:44:051
44009998,0cyclictest0-21swapper/120:41:151
44009997,1cyclictest7557-21sshd22:46:571
44009997,1cyclictest26680-21bash21:39:251
44149987,0cyclictest0-21swapper/320:44:413
44149987,0cyclictest0-21swapper/320:25:113
44149987,0cyclictest0-21swapper/319:24:313
44149986,1cyclictest660-21avahi-daemon21:41:523
44149986,1cyclictest5860-21lspci23:39:393
44149986,1cyclictest26474-21lspci00:28:463
44149986,1cyclictest11877-21lspci21:28:263
44149986,1cyclictest11877-21lspci21:28:263
44149985,2cyclictest674-21dbus-daemon23:42:263
44149985,2cyclictest674-21dbus-daemon23:32:523
44149985,2cyclictest660-21avahi-daemon23:45:423
44149985,2cyclictest660-21avahi-daemon23:20:383
44149985,2cyclictest660-21avahi-daemon22:46:233
44149985,2cyclictest660-21avahi-daemon22:24:573
44149985,2cyclictest660-21avahi-daemon00:22:213
44149984,3cyclictest660-21avahi-daemon21:45:283
44089987,0cyclictest0-21swapper/222:42:582
44089986,1cyclictest30872-21lspci23:13:582
44089986,1cyclictest20746-21lspci21:21:342
44089985,2cyclictest660-21avahi-daemon23:30:212
44089985,2cyclictest660-21avahi-daemon23:15:512
44089985,2cyclictest660-21avahi-daemon22:17:022
44089985,2cyclictest660-21avahi-daemon21:35:432
44089985,2cyclictest649-21polkitd22:22:222
44089980,0cyclictest0-21swapper/221:01:082
44089980,0cyclictest0-21swapper/220:39:182
44009986,1cyclictest660-21avahi-daemon23:53:141
44009986,1cyclictest660-21avahi-daemon22:21:441
44009986,1cyclictest660-21avahi-daemon00:36:161
44009986,1cyclictest0-21swapper/123:01:251
44009985,2cyclictest660-21avahi-daemon22:28:491
44009985,2cyclictest660-21avahi-daemon21:17:031
44009985,1cyclictest674-21dbus-daemon00:00:261
43949987,0cyclictest0-21swapper/021:39:040
43949987,0cyclictest0-21swapper/020:11:050
43949986,1cyclictest674-21dbus-daemon00:02:250
43949986,1cyclictest5164-21lspci22:55:060
43949985,2cyclictest660-21avahi-daemon23:19:370
43949984,3cyclictest660-21avahi-daemon22:37:320
23710280,2sleep2321ktimersoftd/221:14:052
44149975,1cyclictest660-21avahi-daemon21:12:393
44149974,1cyclictest674-21dbus-daemon00:05:543
44149970,6cyclictest0-21swapper/320:04:213
44089975,1cyclictest660-21avahi-daemon23:28:062
44089975,1cyclictest660-21avahi-daemon22:32:062
44089975,1cyclictest660-21avahi-daemon00:01:202
44009975,1cyclictest660-21avahi-daemon23:05:151
44009975,1cyclictest30609-21sshd23:30:321
44009974,2cyclictest660-21avahi-daemon22:15:381
44009973,3cyclictest660-21avahi-daemon21:53:131
44009972,1cyclictest0-21swapper/100:31:251
43949976,0cyclictest0-21swapper/020:20:240
43949975,1cyclictest649-21polkitd21:17:500
43949975,1cyclictest28561-21lspci00:23:200
43949974,2cyclictest9922-21sshd21:12:210
43949974,2cyclictest1962-21sshd23:22:340
19097270,1sleep019294-21grep23:40:440
44149965,0cyclictest0-21swapper/320:36:213
44149963,2cyclictest1002-21snmpd20:51:413
44149963,2cyclictest1002-21snmpd20:49:233
44149963,2cyclictest1002-21snmpd20:12:163
44149963,2cyclictest1002-21snmpd19:15:123
44089963,2cyclictest1002-21snmpd20:44:502
44089963,2cyclictest1002-21snmpd20:04:542
44089963,2cyclictest1002-21snmpd19:55:002
44089963,2cyclictest1002-21snmpd19:42:242
44089963,2cyclictest1002-21snmpd19:35:272
44009965,0cyclictest29359-21kworker/1:220:25:191
44009964,1cyclictest9190-21kworker/1:120:55:191
44009964,1cyclictest674-21dbus-daemon20:15:001
44009964,1cyclictest674-21dbus-daemon19:55:001
44009964,1cyclictest29359-21kworker/1:220:15:131
44009964,1cyclictest1002-21snmpd21:00:091
44009964,1cyclictest1002-21snmpd20:22:041
44009962,1cyclictest0-21swapper/120:08:141
43949965,0cyclictest0-21swapper/019:10:340
43949963,2cyclictest1002-21snmpd20:58:020
43949963,2cyclictest1002-21snmpd19:45:270
43949963,2cyclictest1002-21snmpd19:40:000
43949960,5cyclictest0-21swapper/019:56:440
44149953,1cyclictest5428-21ntpq19:10:173
44149953,1cyclictest17803-21cat19:40:163
44149953,1cyclictest1705-21sendmail20:05:273
44149953,1cyclictest13768-21cat19:30:133
44149953,1cyclictest1002-21snmpd21:08:593
44149953,1cyclictest1002-21snmpd21:00:353
44149953,1cyclictest1002-21snmpd20:55:233
44149953,1cyclictest1002-21snmpd20:32:253
44149953,1cyclictest1002-21snmpd20:21:343
44149953,1cyclictest1002-21snmpd20:17:043
44149953,1cyclictest1002-21snmpd19:55:063
44149953,1cyclictest1002-21snmpd19:52:123
44149953,1cyclictest1002-21snmpd19:45:093
44149953,1cyclictest1002-21snmpd19:35:093
44149950,0cyclictest0-21swapper/319:25:113
44089953,1cyclictest21179-21crond19:50:002
44089953,1cyclictest16020-21mii-tool20:55:132
44089953,1cyclictest1002-21snmpd21:05:082
44089953,1cyclictest1002-21snmpd20:47:592
44089953,1cyclictest1002-21snmpd20:34:162
44089953,1cyclictest1002-21snmpd20:10:012
44089953,1cyclictest1002-21snmpd19:27:172
44089953,1cyclictest1002-21snmpd19:15:052
44089953,1cyclictest1002-21snmpd19:12:172
44089952,2cyclictest674-21dbus-daemon20:00:002
44009954,1cyclictest5159-21kworker/1:020:30:191
44009954,0cyclictest13022-21kworker/1:019:35:191
44009954,0cyclictest0-21swapper/120:49:551
44009953,1cyclictest660-21avahi-daemon19:45:021
44009953,1cyclictest5074-21cat19:10:141
44009953,1cyclictest25985-21cat20:00:141
44009953,1cyclictest13513-21/usr/sbin/munin20:50:111
44009953,1cyclictest1002-21snmpd20:37:341
44009953,1cyclictest1002-21snmpd19:32:301
44009953,1cyclictest1002-21snmpd19:22:201
44009953,1cyclictest1002-21snmpd19:15:021
44009952,2cyclictest674-21dbus-daemon21:05:001
43949953,1cyclictest21948-21irqstats19:50:160
43949953,1cyclictest1705-21sendmail19:41:240
43949953,1cyclictest13513-21/usr/sbin/munin20:50:130
43949953,1cyclictest1002-21snmpd21:05:110
43949953,1cyclictest1002-21snmpd20:46:500
43949953,1cyclictest1002-21snmpd20:25:070
43949953,1cyclictest1002-21snmpd20:15:100
43949953,1cyclictest1002-21snmpd20:08:370
43949953,1cyclictest1002-21snmpd20:00:150
43949953,1cyclictest1002-21snmpd19:30:470
43949953,1cyclictest1002-21snmpd19:25:260
43949953,1cyclictest1002-21snmpd19:15:290
43949952,2cyclictest9023-21chrt20:37:520
43949952,2cyclictest10314-21ntp_states20:40:150
43949952,2cyclictest1002-21snmpd19:20:440
44089942,1cyclictest28292-21grep20:05:162
44089942,1cyclictest14004-21cat20:50:122
44089942,1cyclictest13346-21cat19:30:112
44089942,1cyclictest0-21swapper/220:25:112
44089942,1cyclictest0-21swapper/220:20:132
44009942,1cyclictest23716-21df19:55:121
44009942,1cyclictest11366-21expr19:25:121
43949941,2cyclictest5482-21grep20:30:140
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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