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2026-04-12 - 10:44
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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 Sun Apr 12, 2026 00:43:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
198992610,0sleep319881-21bash00:19:203
249582580,1sleep3674-21dbus-daemon00:03:063
40352570,0sleep00-21swapper/023:27:580
40352570,0sleep00-21swapper/023:27:580
73292560,1sleep07321-21sshd00:04:230
71952530,0sleep07180-21bash22:49:290
28202530,0sleep0111rcuc/021:11:310
153862520,0sleep00-21swapper/022:39:070
89722510,0sleep38974-21bash00:37:463
50092510,2sleep1415599cyclictest23:22:301
308682510,0sleep30-21swapper/321:45:103
225902510,0sleep30-21swapper/322:14:513
212902510,0sleep00-21swapper/021:36:030
33812500,0sleep20-21swapper/200:23:282
197862500,0sleep00-21swapper/023:54:220
70912490,0sleep17001-21sshd00:37:361
54982490,1sleep341-21ksoftirqd/321:31:293
235712480,0sleep10-21swapper/123:26:511
235712480,0sleep10-21swapper/123:26:511
160592480,1sleep316062-21bash22:28:053
115742480,0sleep10-21swapper/122:30:231
67952470,0sleep10-21swapper/119:15:011
5652470,0sleep20-21swapper/222:43:222
190072460,0sleep20-21swapper/222:50:222
22202450,0sleep00-21swapper/021:23:170
224423826,7sleep30-21swapper/319:05:023
386523726,6sleep20-21swapper/219:07:502
300822370,1sleep230061-21sshd00:39:382
254332370,0sleep00-21swapper/000:05:510
17622350,1sleep341-21ksoftirqd/300:12:113
371322512,8sleep00-21swapper/019:05:560
197552240,0sleep20-21swapper/221:41:262
269072230,0sleep30-21swapper/322:23:283
395822211,7sleep10-21swapper/119:08:571
45472210,0sleep00-21swapper/021:45:360
313352190,0sleep30-21swapper/321:11:033
287962160,0sleep028792-21sshd22:31:540
234052160,0sleep3391rcuc/322:03:503
143092160,0sleep20-21swapper/200:27:082
86402150,1sleep38639-21sshd22:41:153
80902150,0sleep2311rcuc/223:36:372
305512150,1sleep10-21swapper/122:15:251
304182150,0sleep20-21swapper/221:14:582
175842150,1sleep217589-21bash23:12:302
149242150,0sleep00-21swapper/023:31:390
113212150,1sleep11-21systemd22:41:291
223472140,1sleep3401ktimersoftd/323:12:553
4155991311,1cyclictest24123-21lspci23:32:271
304272130,0sleep00-21swapper/021:56:060
26332130,0sleep30-21swapper/322:07:343
211452130,0sleep221148-21bash23:46:022
146842130,0sleep30-21swapper/323:15:033
4158991210,1cyclictest623-17sedispatch21:59:553
415899120,1cyclictest11794-21sshd00:29:453
415899120,11cyclictest5237-21sshd23:53:053
415899120,11cyclictest0-21swapper/300:24:553
415699120,11cyclictest0-21swapper/221:53:132
415699120,11cyclictest0-21swapper/219:40:132
4155991210,1cyclictest620-13auditd22:49:271
415599120,11cyclictest29979-21gdbus23:36:571
415599120,11cyclictest25823-21sshd00:14:171
415599120,11cyclictest10988-21lspci23:00:471
415299120,11cyclictest3681-21lspci23:11:170
415299120,11cyclictest0-21swapper/000:37:270
415299120,11cyclictest0-21swapper/000:24:570
228232120,0sleep10-21swapper/122:36:561
415899119,1cyclictest21069-21bash23:21:053
4158991110,0cyclictest0-21swapper/322:57:053
4158991110,0cyclictest0-21swapper/321:52:353
4158991110,0cyclictest0-21swapper/300:32:353
4158991110,0cyclictest0-21swapper/300:05:353
415899110,10cyclictest0-21swapper/323:04:353
415899110,10cyclictest0-21swapper/322:17:453
415899110,10cyclictest0-21swapper/320:30:253
415699119,1cyclictest0-21swapper/221:21:522
4156991110,0cyclictest0-21swapper/200:06:332
4156991110,0cyclictest0-21swapper/200:01:432
415699110,10cyclictest0-21swapper/222:24:132
415699110,10cyclictest0-21swapper/220:45:032
415699110,10cyclictest0-21swapper/220:40:132
415699110,0cyclictest0-21swapper/223:08:532
415599119,1cyclictest32441-21grep22:59:571
4155991110,0cyclictest0-21swapper/122:13:571
415599110,1cyclictest9201-21bash00:21:071
415299110,0cyclictest0-21swapper/021:50:370
306152110,0sleep10-21swapper/123:44:091
415899109,0cyclictest0-21swapper/323:37:043
415899109,0cyclictest0-21swapper/321:27:353
415899109,0cyclictest0-21swapper/321:16:353
415899109,0cyclictest0-21swapper/320:37:553
415899107,2cyclictest699-21gdbus23:26:253
415899107,2cyclictest699-21gdbus23:26:253
415899100,0cyclictest0-21swapper/323:47:453
415699109,0cyclictest0-21swapper/223:50:232
415699109,0cyclictest0-21swapper/221:55:232
415699109,0cyclictest0-21swapper/221:45:432
415699109,0cyclictest0-21swapper/200:31:332
415699108,1cyclictest24995-21bash00:14:132
415699108,1cyclictest18976-21lspci23:23:432
415699100,9cyclictest0-21swapper/221:30:432
415699100,0cyclictest0-21swapper/222:45:032
415599109,0cyclictest0-21swapper/100:07:271
415599100,0cyclictest0-21swapper/123:59:471
415599100,0cyclictest0-21swapper/121:45:571
415599100,0cyclictest0-21swapper/100:33:371
415299109,0cyclictest0-21swapper/022:59:170
415299109,0cyclictest0-21swapper/000:18:070
415299102,4cyclictest1-21systemd19:45:000
415299100,0cyclictest0-21swapper/023:56:470
415299100,0cyclictest0-21swapper/000:29:470
9561290,0sleep30-21swapper/321:37:503
41589995,3cyclictest660-21avahi-daemon23:31:363
41569998,0cyclictest0-21swapper/222:00:332
41569998,0cyclictest0-21swapper/221:29:532
41569997,1cyclictest33-21ksoftirqd/222:31:152
41569997,1cyclictest21414-21sshd23:18:232
41569990,1cyclictest131rcu_sched22:36:122
41559998,0cyclictest0-21swapper/123:52:061
41559998,0cyclictest0-21swapper/100:28:471
41559997,1cyclictest30167-21lspci21:53:221
41559997,1cyclictest25-21ksoftirqd/100:15:201
41559997,1cyclictest24552-21sendmail_mailqu23:10:171
41559996,2cyclictest25-21ksoftirqd/123:45:281
41559994,4cyclictest674-21dbus-daemon22:01:391
41529998,0cyclictest0-21swapper/023:44:570
41529998,0cyclictest0-21swapper/023:24:270
41529998,0cyclictest0-21swapper/022:16:360
41529998,0cyclictest0-21swapper/021:15:070
41529998,0cyclictest0-21swapper/000:32:360
41529998,0cyclictest0-21swapper/000:11:170
41529994,3cyclictest24907-21sshd23:35:160
41589987,0cyclictest0-21swapper/319:36:453
41589986,1cyclictest7696-21grep21:20:033
41589986,1cyclictest32760-21lspci23:08:163
41589986,1cyclictest16320-21lspci22:50:143
41589985,2cyclictest660-21avahi-daemon23:41:053
41589985,2cyclictest660-21avahi-daemon22:46:533
41589985,2cyclictest660-21avahi-daemon22:36:323
41589985,2cyclictest660-21avahi-daemon22:32:053
41589985,2cyclictest660-21avahi-daemon21:41:423
41569987,0cyclictest0-21swapper/222:11:132
41569987,0cyclictest0-21swapper/220:14:332
41569986,1cyclictest33-21ksoftirqd/222:28:572
41569986,1cyclictest25958-21lspci22:15:082
41569986,1cyclictest10912-21lspci22:05:252
41569985,2cyclictest660-21avahi-daemon23:59:132
41569985,2cyclictest660-21avahi-daemon23:40:562
41569985,2cyclictest660-21avahi-daemon23:32:112
41569985,2cyclictest660-21avahi-daemon23:04:052
41569985,2cyclictest660-21avahi-daemon22:57:322
41569985,2cyclictest660-21avahi-daemon21:36:142
41559986,1cyclictest660-21avahi-daemon22:20:111
41559986,1cyclictest27954-21lspci21:18:341
41559986,1cyclictest25-21ksoftirqd/122:08:081
41559986,1cyclictest11661-21lspci23:06:261
41559985,2cyclictest660-21avahi-daemon21:58:391
41559985,2cyclictest660-21avahi-daemon21:38:281
41559985,2cyclictest660-21avahi-daemon21:34:351
41559985,2cyclictest660-21avahi-daemon21:10:181
41559980,7cyclictest16831-21sshd21:25:051
41529987,0cyclictest0-21swapper/023:04:170
41529986,1cyclictest660-21avahi-daemon22:28:030
41529986,1cyclictest6251-21sshd21:40:170
41529986,1cyclictest31882-21lspci22:10:060
41529986,1cyclictest22759-21lspci23:46:110
41529986,1cyclictest12243-21lspci22:22:120
41529985,2cyclictest660-21avahi-daemon22:02:210
41529984,3cyclictest660-21avahi-daemon22:08:110
41529983,4cyclictest649-21polkitd21:33:150
41529980,4cyclictest25008-21munin-run20:00:000
41529980,4cyclictest25008-21munin-run20:00:000
41589976,0cyclictest0-21swapper/320:28:553
41589975,1cyclictest660-21avahi-daemon23:55:083
41589975,1cyclictest649-21polkitd21:00:003
41569975,1cyclictest660-21avahi-daemon21:17:042
41569975,1cyclictest33-21ksoftirqd/223:25:532
41569975,1cyclictest33-21ksoftirqd/223:25:532
41569974,2cyclictest660-21avahi-daemon00:16:312
41569970,6cyclictest0-21swapper/220:38:432
41569970,6cyclictest0-21swapper/220:05:432
41569970,0cyclictest0-21swapper/219:21:232
41559975,1cyclictest660-21avahi-daemon23:16:071
41559975,1cyclictest660-21avahi-daemon22:50:561
41559975,1cyclictest660-21avahi-daemon22:25:031
41559974,2cyclictest699-21gdbus00:01:141
41559974,2cyclictest660-21avahi-daemon21:20:221
41559973,3cyclictest4817-21sshd21:40:121
41529976,0cyclictest0-21swapper/019:45:170
41529975,1cyclictest660-21avahi-daemon23:05:180
41529975,1cyclictest660-21avahi-daemon22:51:370
41529975,1cyclictest26082-21lspci23:15:570
41529974,2cyclictest674-21dbus-daemon21:28:440
41529974,2cyclictest642-21systemd-logind22:40:270
41529970,4cyclictest14855-21perf19:35:000
41589963,2cyclictest698-21gdbus19:55:003
41589963,2cyclictest698-21gdbus19:54:593
41589960,5cyclictest0-21swapper/319:53:053
41589960,5cyclictest0-21swapper/319:34:353
41569965,0cyclictest0-21swapper/221:00:232
41569965,0cyclictest0-21swapper/220:24:032
41569965,0cyclictest0-21swapper/220:19:532
41569965,0cyclictest0-21swapper/220:00:532
41569965,0cyclictest0-21swapper/219:29:232
41569964,1cyclictest674-21dbus-daemon20:59:592
41569964,1cyclictest660-21avahi-daemon21:09:572
41569963,2cyclictest1002-21snmpd20:25:262
41569963,2cyclictest1002-21snmpd19:56:132
41569963,2cyclictest1002-21snmpd19:56:132
41559963,2cyclictest4887-21sadc20:30:011
41559963,2cyclictest1002-21snmpd19:25:481
41559963,2cyclictest1002-21snmpd19:21:421
41529963,2cyclictest1002-21snmpd19:13:590
41529960,5cyclictest0-21swapper/021:04:470
41529960,5cyclictest0-21swapper/020:34:470
41529960,0cyclictest0-21swapper/020:00:270
41589954,0cyclictest0-21swapper/320:40:543
41589953,1cyclictest7411-21cat19:15:133
41589953,1cyclictest4825-21cat19:10:133
41589953,1cyclictest32506-21find20:15:193
41589953,1cyclictest29814-21cat20:10:143
41589953,1cyclictest26871-21sshd20:02:533
41589953,1cyclictest1705-21sendmail19:24:433
41589953,1cyclictest13747-21mii-tool20:50:143
41589953,1cyclictest1291-21df_inode20:20:103
41589953,1cyclictest1002-21snmpd21:05:363
41589953,1cyclictest1002-21snmpd20:55:123
41589953,1cyclictest1002-21snmpd20:46:003
41589953,1cyclictest1002-21snmpd20:07:103
41589953,1cyclictest1002-21snmpd19:45:123
41589953,1cyclictest1002-21snmpd19:42:153
41589953,1cyclictest1002-21snmpd19:26:333
41569953,1cyclictest20500-21sed19:45:202
41569953,1cyclictest1002-21snmpd20:50:062
41569953,1cyclictest1002-21snmpd20:30:472
41569953,1cyclictest1002-21snmpd19:36:212
41569953,1cyclictest1002-21snmpd19:15:082
41569952,2cyclictest5736-21vmstat19:10:202
41569952,2cyclictest1002-21snmpd19:50:402
41559953,1cyclictest699-21gdbus19:10:001
41559953,1cyclictest6912-21kworker/1:320:55:151
41559953,1cyclictest22958-21kworker/1:120:00:111
41559953,1cyclictest20093-21grep21:05:161
41559953,1cyclictest17105-21/usr/sbin/munin19:40:191
41559953,1cyclictest13523-21cat19:30:131
41559953,1cyclictest11724-21cat20:45:161
41559953,1cyclictest1002-21snmpd21:01:511
41559953,1cyclictest1002-21snmpd20:50:091
41559953,1cyclictest1002-21snmpd20:38:471
41559953,1cyclictest1002-21snmpd20:22:081
41559953,1cyclictest1002-21snmpd20:13:461
41559953,1cyclictest1002-21snmpd19:57:071
41559953,1cyclictest1002-21snmpd19:57:071
41559953,1cyclictest1002-21snmpd19:37:331
41559952,2cyclictest674-21dbus-daemon20:44:561
41559952,2cyclictest6615-21taskset20:31:181
41559952,2cyclictest21525-21tail19:50:131
41559950,4cyclictest28152-21ntp_states20:05:151
41559950,0cyclictest0-21swapper/120:15:371
41529954,0cyclictest0-21swapper/020:45:370
41529954,0cyclictest0-21swapper/019:26:570
41529953,1cyclictest9539-21grep20:40:130
41529953,1cyclictest29817-21cat20:10:140
41529953,1cyclictest1002-21snmpd21:05:090
41529953,1cyclictest1002-21snmpd20:55:450
41529953,1cyclictest1002-21snmpd20:52:390
41529953,1cyclictest1002-21snmpd20:20:230
41529953,1cyclictest1002-21snmpd20:15:340
41529953,1cyclictest1002-21snmpd20:06:280
41529953,1cyclictest1002-21snmpd19:50:550
41529953,1cyclictest1002-21snmpd19:35:200
41529953,1cyclictest1002-21snmpd19:22:540
41529953,1cyclictest1002-21snmpd19:15:110
41529952,2cyclictest7982-21awk20:35:160
41529950,0cyclictest0-21swapper/020:25:470
41569942,1cyclictest0-21swapper/219:30:202
41559942,1cyclictest191322sleep119:45:081
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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