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2026-04-02 - 23:51
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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 Thu Apr 02, 2026 12:43:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1724621140,2sleep21704699cyclictest11:52:332
294052950,1sleep3674-21dbus-daemon10:47:413
166072770,0sleep30-21swapper/310:05:273
128812740,1sleep2321ktimersoftd/211:46:402
145602730,1sleep0674-21dbus-daemon11:52:190
169382580,1sleep3674-21dbus-daemon11:14:043
287342570,0sleep10-21swapper/110:31:091
152082560,0sleep00-21swapper/010:05:190
214622530,0sleep00-21swapper/012:25:510
212372520,0sleep10-21swapper/112:20:181
164182520,0sleep0101ktimersoftd/012:22:420
39352510,0sleep30-21swapper/310:29:063
22612500,1sleep02250-21sshd11:26:310
53482490,0sleep10-21swapper/112:38:181
93912480,0sleep39392-21bash09:42:483
77792480,0sleep1241ktimersoftd/111:51:431
74792480,0sleep10-21swapper/111:32:291
18912480,0sleep00-21swapper/011:56:420
120302470,0sleep30-21swapper/309:59:383
80422460,1sleep3391rcuc/311:02:193
316782460,0sleep20-21swapper/211:09:512
316782460,0sleep20-21swapper/211:09:512
72652450,0sleep00-21swapper/010:23:550
265432420,2sleep01703599cyclictest11:20:180
105222380,0sleep20-21swapper/209:51:032
165932308,7sleep10-21swapper/107:05:491
167472288,7sleep20-21swapper/207:07:482
167992277,7sleep00-21swapper/007:08:250
1661922614,7sleep30-21swapper/307:06:083
39532210,0sleep10-21swapper/110:59:151
186422190,2sleep11704299cyclictest09:57:161
125812180,0sleep3699-21gdbus10:35:153
100932180,1sleep110094-21kworker/u8:111:27:121
52562170,0sleep10-21swapper/112:10:421
47332170,1sleep0699-21gdbus10:31:510
277072170,0sleep10-21swapper/111:04:011
27392160,0sleep00-21swapper/009:30:280
88762150,0sleep10-21swapper/110:21:151
36582150,1sleep13631-21sshd09:26:431
17046991513,1cyclictest0-21swapper/210:09:062
109172150,1sleep20-21swapper/210:43:222
305392140,0sleep20-21swapper/211:37:102
295322140,0sleep229530-21lspci11:28:532
262652140,0sleep10-21swapper/109:21:391
252862140,0sleep10-21swapper/111:09:181
252862140,0sleep10-21swapper/111:09:181
221132140,0sleep00-21swapper/010:14:130
201772140,0sleep30-21swapper/311:06:033
201772140,0sleep30-21swapper/311:06:023
53242130,0sleep20-21swapper/210:18:152
195232130,0sleep20-21swapper/211:00:302
183432130,0sleep30-21swapper/310:02:543
17047991312,0cyclictest0-21swapper/310:32:063
17047991311,1cyclictest710-21NetworkManager12:21:163
1704799130,12cyclictest8210-21lspci12:02:463
17046991311,1cyclictest0-21swapper/209:33:262
1704699130,1cyclictest674-21dbus-daemon12:25:062
1704699130,11cyclictest0-21swapper/212:17:562
1704299135,1cyclictest25-21ksoftirqd/110:49:361
1704299131,1cyclictest25-21ksoftirqd/109:15:211
17042991311,1cyclictest19686-21lspci10:19:311
1704299130,1cyclictest16050-21bash11:25:011
1703599137,1cyclictest26797-21grepconf.sh10:17:190
1703599135,2cyclictest660-21avahi-daemon12:33:270
17035991311,1cyclictest20086-21sshd10:55:080
1703599130,12cyclictest0-21swapper/011:13:190
1703599130,0cyclictest0-21swapper/011:38:290
17047991210,1cyclictest0-21swapper/311:23:363
1704799120,1cyclictest642-21systemd-logind09:39:053
1704799120,11cyclictest623-17sedispatch10:57:463
1704799120,11cyclictest0-21swapper/309:54:363
1704799120,11cyclictest0-21swapper/309:24:063
17046991210,1cyclictest1026-21sshd12:30:452
17046991210,1cyclictest0-21swapper/211:16:452
1704699120,1cyclictest9007-21sshd09:11:462
1704699120,1cyclictest19515-21grepconf.sh12:00:562
1704699120,11cyclictest0-21swapper/209:19:262
1704299127,1cyclictest25-21ksoftirqd/112:25:581
1703599126,1cyclictest674-21dbus-daemon09:40:180
1703599125,2cyclictest674-21dbus-daemon09:25:030
1703599125,1cyclictest660-21avahi-daemon11:43:500
1704799119,1cyclictest18738-21sshd12:28:263
17047991110,0cyclictest0-21swapper/310:10:363
1704799110,0cyclictest0-21swapper/312:06:563
1704799110,0cyclictest0-21swapper/311:38:063
1704799110,0cyclictest0-21swapper/311:32:463
1704799110,0cyclictest0-21swapper/310:23:063
1704699119,1cyclictest26549-21sshd09:49:462
1704699119,1cyclictest0-21swapper/211:56:462
17046991110,0cyclictest0-21swapper/212:23:362
17046991110,0cyclictest0-21swapper/211:20:362
17046991110,0cyclictest0-21swapper/211:14:062
1704699110,10cyclictest0-21swapper/211:43:052
1704699110,10cyclictest0-21swapper/210:39:562
1704699110,10cyclictest0-21swapper/209:25:352
1704699110,0cyclictest0-21swapper/209:41:262
1704299119,1cyclictest25-21ksoftirqd/111:35:441
1704299111,1cyclictest25-21ksoftirqd/111:16:291
1704299111,1cyclictest131rcu_sched10:35:091
17042991110,0cyclictest0-21swapper/109:50:011
17042991110,0cyclictest0-21swapper/109:13:511
1704299110,10cyclictest0-21swapper/112:05:411
1704299110,10cyclictest0-21swapper/112:01:311
1704299110,10cyclictest0-21swapper/111:57:211
1704299110,10cyclictest0-21swapper/111:13:111
1703599119,1cyclictest12623-21grepconf.sh12:03:090
1703599115,1cyclictest10321-21sshd12:08:270
1703599114,2cyclictest649-21polkitd09:10:130
17035991110,0cyclictest0-21swapper/010:35:390
1703599110,10cyclictest0-21swapper/010:03:390
1704799109,0cyclictest0-21swapper/312:12:363
1704799109,0cyclictest0-21swapper/311:50:163
1704799108,1cyclictest1-21systemd09:29:563
1704799100,9cyclictest0-21swapper/308:45:253
1704799100,0cyclictest0-21swapper/312:38:363
1704699109,0cyclictest0-21swapper/210:55:562
1704699108,1cyclictest0-21swapper/210:28:162
1704699100,0cyclictest0-21swapper/212:10:462
1704299109,0cyclictest0-21swapper/108:43:011
1704299109,0cyclictest0-21swapper/108:30:011
1704299109,0cyclictest0-21swapper/108:20:001
1704299108,1cyclictest25-21ksoftirqd/110:29:361
1704299108,1cyclictest25-21ksoftirqd/109:40:111
1704299107,1cyclictest25-21ksoftirqd/109:50:561
1704299106,1cyclictest25-21ksoftirqd/110:00:131
1704299100,1cyclictest25-21ksoftirqd/110:05:161
1704299100,1cyclictest131rcu_sched12:30:121
1704299100,1cyclictest13049-21systemd-cgroups11:49:291
1703599109,0cyclictest0-21swapper/012:15:590
1703599109,0cyclictest0-21swapper/011:06:090
1703599109,0cyclictest0-21swapper/011:06:080
1703599105,1cyclictest660-21avahi-daemon10:26:290
1703599104,2cyclictest660-21avahi-daemon11:02:170
1703599103,3cyclictest11453-21idleruntime-cro08:35:000
1703599100,0cyclictest0-21swapper/011:47:590
1703599100,0cyclictest0-21swapper/009:51:390
12542100,1sleep2321ktimersoftd/210:45:162
170479998,0cyclictest0-21swapper/311:40:463
170479998,0cyclictest0-21swapper/309:33:463
170479998,0cyclictest0-21swapper/307:59:563
170479997,1cyclictest7330-21sshd10:18:263
170479996,2cyclictest15358-21sshd09:48:483
170469998,0cyclictest0-21swapper/209:23:262
170429998,0cyclictest0-21swapper/112:18:311
170429996,2cyclictest25-21ksoftirqd/110:52:351
170429991,1cyclictest674-21dbus-daemon10:12:241
170429991,1cyclictest131rcu_sched11:43:301
170429991,1cyclictest121rcu_preempt09:38:131
170359998,0cyclictest0-21swapper/007:57:490
170359998,0cyclictest0-21swapper/007:17:490
170359997,1cyclictest0-21swapper/009:19:480
170359991,4cyclictest23660-21crond09:05:000
5983280,0sleep20-21swapper/210:21:002
18177280,0sleep20-21swapper/210:00:102
170479987,0cyclictest0-21swapper/310:50:563
170479987,0cyclictest0-21swapper/309:17:563
170479987,0cyclictest0-21swapper/309:12:053
170479987,0cyclictest0-21swapper/308:56:063
170479986,1cyclictest660-21avahi-daemon12:34:323
170479986,1cyclictest660-21avahi-daemon11:15:513
170479986,1cyclictest26725-21lspci11:45:093
170479985,2cyclictest674-21dbus-daemon11:25:063
170479985,2cyclictest660-21avahi-daemon12:19:433
170479985,2cyclictest660-21avahi-daemon11:58:023
170479985,2cyclictest660-21avahi-daemon10:40:083
170469986,1cyclictest32680-21grep11:31:512
170469986,1cyclictest14941-21lspci12:39:082
170469986,1cyclictest10648-21lspci10:54:222
170469985,2cyclictest660-21avahi-daemon12:06:292
170469985,2cyclictest660-21avahi-daemon10:11:522
170469985,2cyclictest660-21avahi-daemon09:58:362
170469985,2cyclictest660-21avahi-daemon09:38:592
170429986,1cyclictest25-21ksoftirqd/109:30:201
170429980,0cyclictest131rcu_sched10:40:451
170359986,1cyclictest674-21dbus-daemon09:48:390
170359986,1cyclictest5754-21lspci11:32:190
170359986,1cyclictest30132-21lspci10:42:150
170359985,2cyclictest660-21avahi-daemon12:38:540
170359985,2cyclictest660-21avahi-daemon10:47:310
170359985,2cyclictest660-21avahi-daemon09:57:550
170359985,2cyclictest660-21avahi-daemon09:37:030
6475270,0sleep00-21swapper/008:20:160
170479970,6cyclictest0-21swapper/309:05:563
170479970,6cyclictest0-21swapper/308:32:063
170469975,1cyclictest660-21avahi-daemon10:30:582
170429975,1cyclictest25-21ksoftirqd/109:10:001
170359975,1cyclictest674-21dbus-daemon09:21:520
170359975,1cyclictest5602-21sshd11:15:470
170359974,2cyclictest699-21gdbus10:51:330
170359974,2cyclictest28003-21sshd12:12:410
170479965,0cyclictest0-21swapper/308:03:563
170479963,2cyclictest1002-21snmpd08:54:383
170479963,2cyclictest1002-21snmpd08:42:373
170479960,5cyclictest0-21swapper/308:38:163
170479960,5cyclictest0-21swapper/308:09:263
170469965,0cyclictest0-21swapper/208:59:062
170469964,1cyclictest649-21polkitd07:45:012
170469963,2cyclictest1002-21snmpd09:04:402
170469963,2cyclictest1002-21snmpd07:44:472
170469963,2cyclictest1002-21snmpd07:29:232
170429965,1cyclictest25-21ksoftirqd/108:10:011
170429965,0cyclictest25-21ksoftirqd/107:55:011
170429965,0cyclictest0-21swapper/107:26:501
170429964,1cyclictest25-21ksoftirqd/108:20:001
170429964,1cyclictest23167-21tail09:00:191
170429963,2cyclictest1002-21snmpd08:11:151
170359965,0cyclictest0-21swapper/008:50:390
170359965,0cyclictest0-21swapper/008:05:290
170359964,1cyclictest12995-21grep08:35:180
170359963,2cyclictest1002-21snmpd08:27:460
170359963,2cyclictest1002-21snmpd07:40:080
170479954,0cyclictest0-21swapper/308:21:453
170479954,0cyclictest0-21swapper/307:10:063
170479953,1cyclictest24264-21cat07:35:093
170479953,1cyclictest1002-21snmpd07:52:333
170479953,1cyclictest1002-21snmpd07:45:053
170479953,1cyclictest1002-21snmpd07:40:133
170479953,1cyclictest1002-21snmpd07:31:233
170479953,1cyclictest1002-21snmpd07:21:263
170479953,1cyclictest1002-21snmpd07:15:373
170479952,2cyclictest674-21dbus-daemon08:25:003
170479952,2cyclictest1002-21snmpd09:00:233
170479952,2cyclictest1002-21snmpd08:15:073
170469954,0cyclictest0-21swapper/207:22:162
170469953,1cyclictest29595-21mii-tool07:55:082
170469953,1cyclictest16956-21timerwakeupswit08:45:182
170469953,1cyclictest14207-21cat08:40:132
170469953,1cyclictest10099-21cat08:30:132
170469953,1cyclictest1002-21snmpd09:06:352
170469953,1cyclictest1002-21snmpd08:50:352
170469953,1cyclictest1002-21snmpd08:35:072
170469953,1cyclictest1002-21snmpd08:25:582
170469953,1cyclictest1002-21snmpd08:15:222
170469953,1cyclictest1002-21snmpd08:01:152
170469953,1cyclictest1002-21snmpd07:52:122
170469953,1cyclictest1002-21snmpd07:35:412
170469953,1cyclictest1002-21snmpd07:30:162
170469953,1cyclictest1002-21snmpd07:19:232
170469953,1cyclictest0-21swapper/208:10:132
170469950,4cyclictest0-21swapper/207:13:262
170429955,0cyclictest527-40kipmi007:19:261
170429953,1cyclictest646-21lsmd07:57:461
170429953,1cyclictest646-21lsmd07:21:301
170429953,1cyclictest1002-21snmpd08:56:051
170429953,1cyclictest1002-21snmpd08:50:051
170429953,1cyclictest1002-21snmpd08:25:071
170429953,1cyclictest1002-21snmpd08:00:331
170429953,1cyclictest1002-21snmpd07:37:561
170429953,1cyclictest1002-21snmpd07:32:461
170429953,1cyclictest1002-21snmpd07:13:311
170429952,2cyclictest1002-21snmpd08:36:271
170429950,1cyclictest0-21swapper/108:45:201
170359954,0cyclictest0-21swapper/007:51:590
170359953,1cyclictest2653-21timerandwakeup08:10:180
170359953,1cyclictest26448-21/usr/sbin/munin07:45:080
170359953,1cyclictest21597-21cat07:25:100
170359953,1cyclictest1002-21snmpd08:55:530
170359953,1cyclictest1002-21snmpd08:40:550
170359953,1cyclictest1002-21snmpd07:35:470
170359953,1cyclictest1002-21snmpd07:32:230
170359953,1cyclictest1002-21snmpd07:14:110
170359952,2cyclictest674-21dbus-daemon08:05:010
170359952,2cyclictest4009-21awk08:15:120
170359952,2cyclictest24564-21wc09:05:150
170359952,2cyclictest1002-21snmpd08:45:580
170359952,2cyclictest1002-21snmpd07:21:560
170479942,1cyclictest2639-21sed08:10:193
170479942,1cyclictest21491-21smartctl07:25:093
170469942,1cyclictest622-13audispd08:05:012
170469942,1cyclictest5841-21df_inode08:20:102
170429943,0cyclictest1002-21snmpd07:40:201
170429942,1cyclictest0-21swapper/107:45:081
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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