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2026-04-03 - 01:39
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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 792 highest latencies:
System rack2slot0.osadl.org (updated Fri Apr 03, 2026 00:43:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
58192910,0sleep20-21swapper/223:06:142
143132740,0sleep10-21swapper/122:34:001
290392560,0sleep20-21swapper/221:42:462
44732530,0sleep00-21swapper/023:58:390
78632520,1sleep37859-21sshd22:50:003
4482520,0sleep00-21swapper/022:08:040
277352520,1sleep09-21ksoftirqd/023:46:450
305272510,0sleep330529-21grep22:38:073
305272510,0sleep330529-21grep22:38:063
297602510,0sleep20-21swapper/221:56:442
146482510,1sleep314633-21sshd00:02:143
57482500,0sleep20-21swapper/221:54:442
285502490,1sleep128553-21bash22:37:571
285502490,1sleep128553-21bash22:37:571
214722490,0sleep00-21swapper/023:35:110
166082490,0sleep10-21swapper/122:14:581
111802490,0sleep10-21swapper/121:13:141
75062480,0sleep17505-21sshd22:47:091
23682480,0sleep30-21swapper/322:41:113
156752480,0sleep00-21swapper/000:07:520
132762460,0sleep00-21swapper/021:49:490
3094024229,7sleep00-21swapper/019:05:200
109422420,2sleep23146199cyclictest22:08:582
319472400,0sleep10-21swapper/100:17:341
269622380,1sleep326948-21sshd22:13:023
225402370,2sleep175850irq/25-eno1-tx-23:57:231
255892350,0sleep20-21swapper/223:32:452
311782287,7sleep30-21swapper/319:08:163
3099822816,7sleep20-21swapper/219:06:022
313002279,7sleep10-21swapper/119:09:461
92332190,0sleep30-21swapper/321:16:523
45532180,0sleep00-21swapper/022:27:370
45502160,0sleep00-21swapper/021:28:060
154382160,0sleep10-21swapper/121:44:261
60742150,0sleep00-21swapper/022:19:330
295852150,0sleep229586-21bash23:19:192
112442150,1sleep311241-21sshd22:55:403
71322140,0sleep10-21swapper/100:34:521
65432140,0sleep10-21swapper/122:41:331
46182140,0sleep04614-21lspci00:04:110
36552140,0sleep0111rcuc/021:24:060
3146899140,13cyclictest0-21swapper/323:39:413
31461991412,1cyclictest28567-21bash22:32:262
3145699142,3cyclictest25-21ksoftirqd/121:49:421
31456991414,0cyclictest527-40kipmi020:47:281
3145699140,12cyclictest24976-21bash23:46:311
31451991414,0cyclictest527-40kipmi000:20:170
31451991412,1cyclictest31790-21lspci21:51:200
274752140,0sleep10-21swapper/123:02:361
144672140,0sleep20-21swapper/222:14:472
3146899131,1cyclictest31766-21cp23:19:313
31468991310,2cyclictest674-21dbus-daemon22:24:113
3146899130,1cyclictest5885-21lspci22:03:013
3146899130,12cyclictest642-21systemd-logind22:09:513
3146899130,12cyclictest624-13audispd23:08:513
3145699139,3cyclictest25-21ksoftirqd/121:52:561
3145699130,11cyclictest1290-21sshd23:36:101
3145699130,0cyclictest0-21swapper/121:30:411
31451991312,0cyclictest32550irq/27-ahci[00022:44:380
270092130,0sleep00-21swapper/023:30:070
24122130,0sleep20-21swapper/223:14:152
131382130,0sleep30-21swapper/300:32:343
112292130,0sleep011230-21bash22:30:550
100052130,0sleep10-21swapper/122:00:321
3146899123,3cyclictest41-21ksoftirqd/322:19:223
3146899123,3cyclictest41-21ksoftirqd/300:17:563
3146899123,1cyclictest41-21ksoftirqd/300:22:413
3146899122,3cyclictest649-21polkitd23:41:313
3146899122,1cyclictest27401-21sshd23:32:553
3146899121,3cyclictest41-21ksoftirqd/321:53:263
3146899121,3cyclictest0-21swapper/323:57:193
31468991211,0cyclictest0-21swapper/323:48:313
31468991210,1cyclictest0-21swapper/319:45:113
3146899120,3cyclictest674-21dbus-daemon00:27:083
3146899120,1cyclictest75750irq/24-eno1-rx-00:37:213
31461991211,0cyclictest0-21swapper/223:53:162
31461991211,0cyclictest0-21swapper/223:44:262
31461991210,1cyclictest5968-21sshd22:27:462
31461991210,1cyclictest0-21swapper/221:18:462
3146199120,1cyclictest674-21dbus-daemon21:31:462
3146199120,11cyclictest0-21swapper/223:23:262
3145699124,1cyclictest25-21ksoftirqd/123:53:391
3145699122,1cyclictest25-21ksoftirqd/100:01:161
31456991211,0cyclictest0-21swapper/100:06:211
3145699120,11cyclictest1036-21perf19:15:011
185472120,0sleep30-21swapper/300:08:073
3146899119,1cyclictest710-21NetworkManager21:35:313
3146899116,3cyclictest41-21ksoftirqd/323:11:163
3146899116,3cyclictest41-21ksoftirqd/300:12:063
3146899115,3cyclictest41-21ksoftirqd/323:00:473
3146899113,1cyclictest649-21polkitd22:53:213
3146899113,1cyclictest41-21ksoftirqd/321:25:013
3146899112,3cyclictest660-21avahi-daemon21:47:363
3146899112,1cyclictest41-21ksoftirqd/323:51:153
3146899111,3cyclictest0-21swapper/322:27:533
3146899111,1cyclictest41-21ksoftirqd/323:27:513
3146899110,10cyclictest0-21swapper/321:30:113
3146899110,0cyclictest0-21swapper/321:14:513
3146199110,10cyclictest6938-21sshd22:03:062
3146199110,10cyclictest30658-21lspci00:34:062
3146199110,0cyclictest0-21swapper/223:39:252
3145699117,1cyclictest25-21ksoftirqd/121:58:101
3145699114,1cyclictest25-21ksoftirqd/100:39:111
3145699113,1cyclictest25-21ksoftirqd/121:29:091
3145699112,3cyclictest25-21ksoftirqd/123:25:201
3145699112,3cyclictest25-21ksoftirqd/123:14:421
3145699112,1cyclictest25-21ksoftirqd/123:16:041
3145699111,1cyclictest131rcu_sched23:42:451
3145699110,1cyclictest28242-21sshd23:08:111
3145699110,1cyclictest25-21ksoftirqd/100:22:421
3145199119,1cyclictest622-13audispd21:34:430
3145199119,1cyclictest1026-21sshd22:02:120
3145199119,1cyclictest0-21swapper/021:43:030
31451991110,0cyclictest20146-21lspci23:07:290
31451991110,0cyclictest0-21swapper/000:32:240
3145199110,10cyclictest2643-21kworker/0:023:19:400
3145199110,10cyclictest0-21swapper/023:03:040
3145199110,0cyclictest0-21swapper/022:48:540
3145199110,0cyclictest0-21swapper/021:56:130
284372110,1sleep328431-21lspci21:56:373
3146899109,0cyclictest401ktimersoftd/319:29:413
3146899109,0cyclictest0-21swapper/320:28:413
3146899108,1cyclictest14158-21bash22:31:113
3146899102,3cyclictest710-21NetworkManager21:40:113
3146899100,0cyclictest0-21swapper/320:40:003
3146199109,0cyclictest0-21swapper/223:57:062
3146199109,0cyclictest0-21swapper/223:03:362
3146199109,0cyclictest0-21swapper/222:44:262
3146199109,0cyclictest0-21swapper/221:37:062
3146199108,1cyclictest28252-21sshd21:45:262
3146199107,2cyclictest674-21dbus-daemon22:49:262
3146199100,0cyclictest0-21swapper/222:59:462
3146199100,0cyclictest0-21swapper/221:13:462
3145699108,1cyclictest25-21ksoftirqd/122:16:591
3145699108,1cyclictest25-21ksoftirqd/100:11:401
3145699107,1cyclictest25-21ksoftirqd/122:05:121
3145699106,1cyclictest25-21ksoftirqd/121:35:251
3145699103,3cyclictest25-21ksoftirqd/122:55:221
3145699103,1cyclictest25-21ksoftirqd/100:26:431
3145699101,1cyclictest131rcu_sched23:22:251
3145699101,1cyclictest131rcu_sched22:20:591
3145699100,4cyclictest131rcu_sched23:31:221
3145699100,1cyclictest131rcu_sched22:26:121
3145199109,0cyclictest0-21swapper/023:29:440
3145199109,0cyclictest0-21swapper/023:22:540
3145199109,0cyclictest0-21swapper/022:24:530
3145199102,4cyclictest699-21gdbus00:30:010
3145199100,0cyclictest0-21swapper/021:38:520
178192100,0sleep30-21swapper/323:23:483
314689998,0cyclictest0-21swapper/321:05:013
314619998,0cyclictest0-21swapper/223:49:262
314619998,0cyclictest0-21swapper/222:53:162
314619998,0cyclictest0-21swapper/220:07:062
314619998,0cyclictest0-21swapper/200:07:262
314619998,0cyclictest0-21swapper/200:00:552
314569991,1cyclictest25-21ksoftirqd/121:17:401
314569990,1cyclictest25-21ksoftirqd/122:50:081
314519998,0cyclictest11972-21lspci22:58:340
314519998,0cyclictest0-21swapper/022:37:440
314519998,0cyclictest0-21swapper/022:37:440
314519998,0cyclictest0-21swapper/019:30:030
314519995,3cyclictest660-21avahi-daemon23:43:590
314519991,1cyclictest131rcu_sched00:11:180
314519990,1cyclictest131rcu_sched22:50:240
18478290,1sleep21-21systemd22:15:072
314689987,0cyclictest0-21swapper/320:04:213
314689985,2cyclictest660-21avahi-daemon21:25:433
314619987,0cyclictest0-21swapper/223:26:062
314619987,0cyclictest0-21swapper/222:24:162
314619987,0cyclictest0-21swapper/200:36:462
314619986,1cyclictest660-21avahi-daemon21:28:342
314619986,1cyclictest660-21avahi-daemon00:12:032
314619985,2cyclictest660-21avahi-daemon22:37:372
314619985,2cyclictest660-21avahi-daemon22:37:362
314619985,2cyclictest660-21avahi-daemon00:27:262
314619985,2cyclictest660-21avahi-daemon00:16:582
314569985,2cyclictest660-21avahi-daemon21:21:181
314519987,0cyclictest0-21swapper/021:14:020
314519987,0cyclictest0-21swapper/000:35:040
314519986,1cyclictest9-21ksoftirqd/022:12:430
314519985,2cyclictest9-21ksoftirqd/023:50:150
314519984,1cyclictest2321-21sshd00:15:030
314689970,1cyclictest41-21ksoftirqd/319:10:003
314619976,0cyclictest0-21swapper/220:44:562
314619975,1cyclictest660-21avahi-daemon21:22:002
314619974,2cyclictest660-21avahi-daemon00:20:392
314569975,1cyclictest25-21ksoftirqd/119:30:001
314569972,1cyclictest131rcu_sched20:29:551
314519975,1cyclictest9-21ksoftirqd/023:10:150
314519975,1cyclictest9-21ksoftirqd/019:25:010
314519970,1cyclictest131rcu_sched21:16:300
314689965,0cyclictest0-21swapper/320:12:413
314689965,0cyclictest0-21swapper/319:52:513
314689965,0cyclictest0-21swapper/319:17:113
314689962,2cyclictest41-21ksoftirqd/320:10:003
314689960,5cyclictest0-21swapper/320:17:303
314689960,1cyclictest0-21swapper/321:05:003
314689960,0cyclictest0-21swapper/320:48:013
314619964,1cyclictest674-21dbus-daemon20:19:592
314619964,1cyclictest674-21dbus-daemon19:20:012
314619964,1cyclictest660-21avahi-daemon21:09:562
314619963,2cyclictest699-21gdbus20:05:002
314619963,2cyclictest649-21polkitd20:49:552
314619963,2cyclictest1002-21snmpd20:35:152
314619963,2cyclictest1002-21snmpd19:57:082
314619963,2cyclictest1002-21snmpd19:39:192
314569965,0cyclictest25-21ksoftirqd/120:10:001
314569964,1cyclictest1002-21snmpd21:06:311
314569963,2cyclictest1002-21snmpd20:03:561
314519964,1cyclictest9-21ksoftirqd/020:40:000
314519963,2cyclictest1002-21snmpd20:50:060
314519963,2cyclictest1002-21snmpd20:47:240
314519963,2cyclictest1002-21snmpd20:17:440
314519963,2cyclictest1002-21snmpd20:08:100
314519963,1cyclictest7741-21idleruntime-cro19:30:010
314689953,1cyclictest2541-21cat20:35:123
314689953,1cyclictest12480-21cat19:40:133
314689953,1cyclictest1082-21lldpd20:21:323
314689953,1cyclictest1002-21snmpd20:56:343
314689952,2cyclictest10856-21ntpq19:35:143
314689951,2cyclictest41-21ksoftirqd/320:30:423
314689951,2cyclictest0-21swapper/320:54:393
314689951,2cyclictest0-21swapper/319:30:133
314689950,3cyclictest0-21swapper/319:55:533
314689950,1cyclictest41-21ksoftirqd/319:20:183
314619954,0cyclictest0-21swapper/220:56:052
314619953,1cyclictest9127-21head20:50:152
314619953,1cyclictest32105-21cat19:10:132
314619953,1cyclictest14549-21cat19:45:132
314619953,1cyclictest1002-21snmpd20:30:122
314619953,1cyclictest1002-21snmpd20:24:122
314619953,1cyclictest1002-21snmpd20:10:112
314619953,1cyclictest1002-21snmpd19:50:462
314619953,1cyclictest1002-21snmpd19:40:232
314619953,1cyclictest1002-21snmpd19:33:552
314619953,1cyclictest1002-21snmpd19:25:152
314619952,2cyclictest13797-21sshd21:01:402
314619952,2cyclictest1002-21snmpd19:20:312
314619950,0cyclictest0-21swapper/220:28:562
314569954,0cyclictest0-21swapper/119:34:111
314569953,1cyclictest660-21avahi-daemon20:40:001
314569953,1cyclictest649-21polkitd19:49:551
314569953,1cyclictest25-21ksoftirqd/120:34:591
314569953,1cyclictest1850-21/usr/sbin/munin19:15:131
314569953,1cyclictest12500-21mii-tool19:40:131
314569953,1cyclictest1002-21snmpd21:03:101
314569953,1cyclictest1002-21snmpd20:15:531
314569953,1cyclictest1002-21snmpd19:38:431
314569952,2cyclictest28569-21expr20:20:101
314569952,2cyclictest1002-21snmpd20:54:211
314569952,2cyclictest1002-21snmpd19:53:021
314569950,4cyclictest24253-21/usr/sbin/munin20:10:191
314569950,4cyclictest10611-21smartctl20:55:111
314569950,4cyclictest0-21swapper/119:57:011
314569950,0cyclictest121rcu_preempt19:25:011
314519953,1cyclictest10481-21cat19:35:130
314519953,1cyclictest1002-21snmpd21:00:100
314519953,1cyclictest1002-21snmpd20:40:360
314519953,1cyclictest1002-21snmpd20:33:450
314519953,1cyclictest1002-21snmpd20:23:060
314519953,1cyclictest1002-21snmpd19:55:290
314519953,1cyclictest1002-21snmpd19:48:020
314519953,1cyclictest1002-21snmpd19:15:220
314519953,1cyclictest1002-21snmpd19:11:430
314519952,2cyclictest32220-21cut20:30:000
314519952,2cyclictest16647-21date21:10:010
314519952,2cyclictest1002-21snmpd19:51:410
314519952,2cyclictest1002-21snmpd19:42:430
314569942,1cyclictest41222sleep120:40:061
314519944,0cyclictest23996-21kworker/0:120:10:120
314519942,1cyclictest674-21dbus-daemon20:00:000
314519942,1cyclictest0-21swapper/020:55:010
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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