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2026-03-12 - 23:42
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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 376 highest latencies:
System rack2slot0.osadl.org (updated Thu Mar 12, 2026 12:43:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2449621110,0sleep024458-21sshd11:39:410
68052920,0sleep1620-17auditd12:24:591
222212620,0sleep00-21swapper/011:53:150
205712590,0sleep10-21swapper/108:49:591
31862570,0sleep00-21swapper/011:04:520
167052560,1sleep2674-21dbus-daemon10:22:082
138302550,0sleep10-21swapper/111:38:461
184262520,0sleep20-21swapper/210:19:322
130402520,0sleep20-21swapper/210:57:252
103742520,1sleep20-21swapper/207:05:132
308542510,1sleep09-21ksoftirqd/012:10:250
305142510,0sleep2321ktimersoftd/212:07:432
26722510,0sleep3401ktimersoftd/312:13:363
316012500,0sleep1241ktimersoftd/112:29:531
263952500,0sleep30-21swapper/310:55:463
185552500,0sleep30-21swapper/310:33:153
174132490,0sleep30-21swapper/310:52:173
106322490,1sleep310635-21bash12:08:473
45082480,0sleep20-21swapper/211:21:242
120042480,0sleep30-21swapper/309:54:383
194282470,1sleep20-21swapper/212:15:042
227572460,0sleep20-21swapper/211:09:152
298622450,0sleep00-21swapper/011:29:070
124222410,0sleep10-21swapper/110:51:511
318902400,2sleep11159199cyclictest09:49:511
113512340,1sleep311333-21cp11:05:273
113462319,7sleep30-21swapper/307:08:253
112412307,7sleep10-21swapper/107:07:061
112502266,6sleep00-21swapper/007:07:130
181092240,0sleep10-21swapper/110:09:061
307792210,2sleep2311rcuc/209:53:092
289502190,0sleep10-21swapper/111:48:191
115942180,0sleep00-21swapper/009:54:340
286892160,0sleep00-21swapper/009:56:190
11604991613,2cyclictest699-21gdbus11:13:153
96172150,1sleep2311rcuc/212:27:572
38372150,1sleep13839-21bash10:14:301
284442150,0sleep30-21swapper/312:26:463
265012150,0sleep10-21swapper/111:56:191
215252150,0sleep30-21swapper/310:28:023
282382140,0sleep00-21swapper/009:15:180
11604991412,1cyclictest0-21swapper/310:02:153
11591991411,2cyclictest674-21dbus-daemon11:26:111
11586991411,2cyclictest674-21dbus-daemon10:17:540
323462130,0sleep3624-13audispd11:34:513
268272130,0sleep10-21swapper/110:44:541
210512130,0sleep30-21swapper/310:05:513
171862130,0sleep10-21swapper/111:03:171
11604991210,1cyclictest7154-21lspci10:40:253
11604991210,1cyclictest32022-21sshd09:35:543
11604991210,1cyclictest0-21swapper/311:23:253
1160499120,1cyclictest30937-21lspci11:26:253
1160499120,11cyclictest28943-21sshd09:59:543
1159899128,3cyclictest660-21avahi-daemon10:02:482
11598991210,1cyclictest17543-21bash10:38:382
11598991210,1cyclictest16190-21bash09:18:582
11598991210,1cyclictest0-21swapper/210:52:582
1159899120,1cyclictest622-13audispd11:39:382
1159899120,1cyclictest5982-21sshd09:40:082
1159899120,1cyclictest0-21swapper/209:38:372
1159899120,11cyclictest27844-21sshd11:26:082
1159899120,11cyclictest27097-21grep11:42:382
1159899120,11cyclictest0-21swapper/212:02:282
1159899120,11cyclictest0-21swapper/211:11:282
1159899120,11cyclictest0-21swapper/210:47:182
1159899120,0cyclictest0-21swapper/212:22:582
11586991210,1cyclictest0-21swapper/009:36:550
1158699120,1cyclictest0-21swapper/011:58:050
1158699120,11cyclictest0-21swapper/012:31:150
111472120,1sleep111129-21sshd09:54:321
11604991110,0cyclictest0-21swapper/311:41:243
11604991110,0cyclictest0-21swapper/310:13:053
1160499110,10cyclictest0-21swapper/312:35:553
1160499110,10cyclictest0-21swapper/312:01:153
1160499110,10cyclictest0-21swapper/311:38:253
1159899119,1cyclictest0-21swapper/210:28:472
11598991110,0cyclictest0-21swapper/211:45:382
1159899110,10cyclictest0-21swapper/209:25:482
1159199119,1cyclictest8746-21df_inode08:20:111
1159199119,1cyclictest25-21ksoftirqd/112:05:191
1159199119,1cyclictest10398-21sshd11:41:111
1159199111,1cyclictest25-21ksoftirqd/110:34:381
11591991110,0cyclictest0-21swapper/111:33:401
1159199110,1cyclictest0-21swapper/112:01:011
1159199110,0cyclictest0-21swapper/109:32:411
1158699119,1cyclictest10501-21sshd12:39:050
1158699113,4cyclictest1-21systemd08:00:000
11586991110,0cyclictest0-21swapper/011:32:150
1158699110,10cyclictest32306-21sshd09:42:550
1158699110,10cyclictest0-21swapper/012:24:550
1158699110,10cyclictest0-21swapper/009:29:440
1158699110,0cyclictest0-21swapper/012:05:550
1158699110,0cyclictest0-21swapper/010:53:050
1158699110,0cyclictest0-21swapper/010:45:550
1160499109,0cyclictest0-21swapper/309:15:043
1160499109,0cyclictest0-21swapper/308:29:243
1160499108,1cyclictest17981-21bash09:44:543
1160499108,1cyclictest10977-21sshd09:12:243
1160499108,1cyclictest0-21swapper/309:21:543
1160499107,2cyclictest17795-21sshd10:22:153
1159899109,0cyclictest0-21swapper/212:10:182
1159899109,0cyclictest0-21swapper/210:13:582
1159899109,0cyclictest0-21swapper/210:05:282
1159899109,0cyclictest0-21swapper/208:45:182
1159199109,0cyclictest0-21swapper/112:15:111
1159199109,0cyclictest0-21swapper/109:27:011
1159199108,1cyclictest27599-21sshd10:58:411
1159199108,1cyclictest25-21ksoftirqd/111:50:561
1159199108,1cyclictest25-21ksoftirqd/111:20:041
1159199108,1cyclictest25-21ksoftirqd/110:45:571
1159199108,1cyclictest25-21ksoftirqd/109:17:441
1159199108,1cyclictest21794-21lspci10:39:001
1159199101,1cyclictest25-21ksoftirqd/112:10:091
1159199101,1cyclictest131rcu_sched10:20:591
1159199100,1cyclictest674-21dbus-daemon12:32:181
1159199100,1cyclictest131rcu_sched11:12:291
1159199100,1cyclictest131rcu_sched10:27:441
1159199100,0cyclictest131rcu_sched10:00:261
1158699109,0cyclictest0-21swapper/010:44:250
1158699108,1cyclictest28485-21sshd09:45:550
1158699108,1cyclictest25728-21grep11:23:150
1158699100,0cyclictest0-21swapper/012:18:350
1158699100,0cyclictest0-21swapper/010:58:450
1158699100,0cyclictest0-21swapper/010:27:250
1158699100,0cyclictest0-21swapper/009:22:550
116049998,0cyclictest0-21swapper/312:21:453
116049998,0cyclictest0-21swapper/312:15:253
116049998,0cyclictest0-21swapper/311:04:353
116049998,0cyclictest0-21swapper/308:06:243
116049990,0cyclictest0-21swapper/309:01:243
115989998,0cyclictest0-21swapper/207:50:082
115989997,1cyclictest17789-21bash11:50:082
115989997,1cyclictest0-21swapper/211:02:482
115919997,1cyclictest25-21ksoftirqd/109:59:541
115919997,1cyclictest25-21ksoftirqd/109:40:151
115919991,1cyclictest25-21ksoftirqd/111:05:201
115919990,1cyclictest131rcu_sched12:35:051
115919990,1cyclictest131rcu_sched11:19:061
115919990,1cyclictest131rcu_sched10:16:561
115869998,0cyclictest0-21swapper/011:11:350
17946280,0sleep00-21swapper/010:09:050
116049987,0cyclictest0-21swapper/311:45:553
116049987,0cyclictest0-21swapper/309:28:443
116049986,1cyclictest7606-21lspci11:54:473
116049986,1cyclictest660-21avahi-daemon10:48:443
116049986,1cyclictest26494-21lspci09:49:163
116049985,2cyclictest660-21avahi-daemon11:18:103
116049985,2cyclictest660-21avahi-daemon10:36:113
116049985,2cyclictest660-21avahi-daemon10:15:573
116049985,2cyclictest660-21avahi-daemon09:32:153
116049984,3cyclictest660-21avahi-daemon12:33:423
116049984,3cyclictest17181-21sshd11:55:313
115989986,1cyclictest663-21ModemManager12:35:312
115989986,1cyclictest31368-21lspci11:31:582
115989986,1cyclictest22316-21lspci11:55:582
115989986,1cyclictest10845-21lspci12:30:462
115989985,2cyclictest660-21avahi-daemon10:43:302
115989985,2cyclictest660-21avahi-daemon10:32:392
115989985,2cyclictest660-21avahi-daemon09:58:102
115989985,2cyclictest1081-21sshd09:21:512
115919986,1cyclictest660-21avahi-daemon09:21:441
115919981,1cyclictest131rcu_sched09:35:181
115869987,0cyclictest0-21swapper/010:23:150
115869987,0cyclictest0-21swapper/010:11:250
115869987,0cyclictest0-21swapper/008:00:150
115869987,0cyclictest0-21swapper/008:00:150
115869986,1cyclictest660-21avahi-daemon12:00:260
115869986,1cyclictest660-21avahi-daemon09:33:580
115869986,1cyclictest2070-21lspci12:27:180
115869986,1cyclictest19026-21lspci11:17:090
115869986,1cyclictest0-21swapper/009:14:350
115869985,2cyclictest660-21avahi-daemon11:49:290
115869985,2cyclictest660-21avahi-daemon10:32:370
115869980,4cyclictest13565-21crond07:15:000
115989975,1cyclictest660-21avahi-daemon09:45:302
115989975,1cyclictest660-21avahi-daemon09:30:342
115989975,1cyclictest660-21avahi-daemon09:14:222
115989974,2cyclictest674-21dbus-daemon11:15:172
115919976,0cyclictest0-21swapper/107:59:211
115919970,1cyclictest131rcu_sched09:10:541
115869975,1cyclictest660-21avahi-daemon11:07:270
115869975,1cyclictest4275-21sshd10:00:350
115869975,1cyclictest28393-21bash10:36:470
115869974,2cyclictest649-21polkitd11:40:280
5678260,0sleep00-21swapper/008:10:190
116049963,2cyclictest1002-21snmpd08:53:253
116049963,2cyclictest1002-21snmpd08:11:093
116049960,5cyclictest0-21swapper/308:19:143
116049960,0cyclictest0-21swapper/309:05:343
116049960,0cyclictest0-21swapper/308:41:143
115989965,0cyclictest0-21swapper/209:05:182
115989963,2cyclictest1002-21snmpd08:56:112
115989963,2cyclictest1002-21snmpd07:59:152
115989963,2cyclictest1002-21snmpd07:46:322
115989963,2cyclictest1002-21snmpd07:35:502
115919964,1cyclictest25-21ksoftirqd/107:55:011
115919963,2cyclictest1002-21snmpd07:26:381
115919963,2cyclictest1002-21snmpd07:23:111
115919962,3cyclictest0-21swapper/107:35:121
115919961,1cyclictest131rcu_sched07:45:001
115919960,2cyclictest25-21ksoftirqd/108:40:001
115869966,0cyclictest22484-21kworker/0:208:56:380
115869966,0cyclictest12543-21kworker/0:108:42:360
115869966,0cyclictest12543-21kworker/0:108:39:180
115869964,1cyclictest18752-21grep07:25:130
115869963,1cyclictest1002-21snmpd08:33:460
115869960,5cyclictest0-21swapper/008:47:350
116049953,1cyclictest649-21polkitd07:10:003
116049953,1cyclictest29098-21cat07:50:133
116049953,1cyclictest15078-21cat08:35:133
116049953,1cyclictest12683-21tr08:30:093
116049953,1cyclictest1002-21snmpd08:46:103
116049953,1cyclictest1002-21snmpd08:20:243
116049953,1cyclictest1002-21snmpd07:56:233
116049953,1cyclictest1002-21snmpd07:46:203
116049953,1cyclictest1002-21snmpd07:42:053
116049953,1cyclictest1002-21snmpd07:37:053
116049953,1cyclictest1002-21snmpd07:25:263
116049953,1cyclictest1002-21snmpd07:21:563
116049953,1cyclictest1002-21snmpd07:16:163
116049952,2cyclictest21950-21seq07:31:153
116049952,2cyclictest1002-21snmpd08:03:543
116049952,2cyclictest1002-21snmpd08:03:543
116049950,4cyclictest24148-21sshd08:55:203
115989953,1cyclictest8972-21cat08:20:122
115989953,1cyclictest660-21avahi-daemon08:32:012
115989953,1cyclictest660-21avahi-daemon08:25:012
115989953,1cyclictest649-21polkitd08:40:002
115989953,1cyclictest623-17sedispatch07:28:212
115989953,1cyclictest17707-21grep07:20:182
115989953,1cyclictest1164-21grep08:00:152
115989953,1cyclictest1164-21grep08:00:152
115989953,1cyclictest1088-21ntpd08:50:152
115989953,1cyclictest1002-21snmpd09:01:322
115989953,1cyclictest1002-21snmpd08:40:012
115989953,1cyclictest1002-21snmpd08:15:422
115989953,1cyclictest1002-21snmpd08:11:362
115989953,1cyclictest1002-21snmpd08:05:452
115989953,1cyclictest1002-21snmpd07:30:252
115989953,1cyclictest1002-21snmpd07:16:012
115989950,0cyclictest0-21swapper/207:40:082
115919953,1cyclictest660-21avahi-daemon08:25:011
115919953,1cyclictest30393-21kworker/1:208:00:131
115919953,1cyclictest30393-21kworker/1:208:00:131
115919953,1cyclictest20700-21/usr/sbin/munin08:50:191
115919953,1cyclictest14740-21which07:15:121
115919953,1cyclictest12225-21cat07:10:131
115919953,1cyclictest1002-21snmpd09:06:171
115919953,1cyclictest1002-21snmpd08:57:261
115919953,1cyclictest1002-21snmpd08:43:551
115919953,1cyclictest1002-21snmpd08:31:431
115919953,1cyclictest1002-21snmpd08:19:301
115919953,1cyclictest1002-21snmpd08:12:121
115919953,1cyclictest1002-21snmpd08:08:061
115919953,1cyclictest1002-21snmpd07:30:141
115919952,2cyclictest25032-21sh09:00:111
115869955,0cyclictest7392-21kworker/0:007:19:340
115869955,0cyclictest26354-21kworker/0:107:45:230
115869953,1cyclictest26813-21/usr/sbin/munin09:05:140
115869953,1cyclictest25030-21cat07:40:130
115869953,1cyclictest1705-21sendmail08:05:100
115869953,1cyclictest16884-21cat07:20:120
115869953,1cyclictest11838-21grep08:25:200
115869953,1cyclictest1002-21snmpd09:04:140
115869953,1cyclictest1002-21snmpd08:17:510
115869953,1cyclictest1002-21snmpd07:51:150
115869953,1cyclictest1002-21snmpd07:35:560
115869952,2cyclictest1002-21snmpd08:52:040
115989942,1cyclictest12612-21runrttasks07:10:152
115919942,1cyclictest0-21swapper/107:45:111
115869944,0cyclictest20455-21kworker/0:107:30:000
115869942,1cyclictest1002-21snmpd08:20:050
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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