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2025-12-15 - 09:08
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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 Mon Dec 15, 2025 00:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
259622940,2sleep12407099cyclictest00:30:411
263292760,0sleep20-21swapper/222:14:422
29042710,0sleep0111rcuc/019:36:530
185982560,0sleep30-21swapper/323:20:543
163332560,0sleep30-21swapper/322:40:223
315292530,0sleep20-21swapper/200:14:012
248542530,0sleep10-21swapper/100:04:471
142152530,0sleep00-21swapper/023:55:090
62452520,0sleep20-21swapper/223:48:382
62452520,0sleep20-21swapper/223:48:382
212262520,1sleep0111rcuc/000:21:430
44742510,1sleep24475-21bash21:53:032
250392510,0sleep20-21swapper/200:01:542
185012510,0sleep00-21swapper/022:29:020
127542510,0sleep3370-21jbd2/sda1-823:43:263
127542510,0sleep3370-21jbd2/sda1-823:43:253
88942500,1sleep18889-21bash23:05:391
18542500,0sleep20-21swapper/222:56:232
211152490,0sleep00-21swapper/022:14:030
143262490,0sleep00-21swapper/000:38:140
134032490,0sleep30-21swapper/323:29:043
9322480,0sleep10-21swapper/122:21:451
66202480,0sleep10-21swapper/122:36:391
294472480,0sleep20-21swapper/221:48:212
236952480,0sleep00-21swapper/022:58:170
9982470,0sleep00-21swapper/022:47:360
76912470,1sleep07692-21tty00:31:560
28332470,0sleep20-21swapper/222:27:352
193142470,0sleep00-21swapper/022:37:420
181222470,0sleep30-21swapper/300:09:573
161552470,0sleep30-21swapper/322:20:103
155072470,1sleep315492-21strings23:11:573
163882460,0sleep30-21swapper/322:05:573
306542440,0sleep030657-21grep22:44:320
222022275,7sleep00-21swapper/019:05:260
238402265,7sleep10-21swapper/119:08:281
222392208,7sleep20-21swapper/219:05:562
221712208,7sleep30-21swapper/319:05:053
77032180,0sleep00-21swapper/022:30:580
56802180,1sleep35669-21sshd22:00:533
56802180,1sleep35669-21sshd22:00:523
307422180,0sleep30-21swapper/323:47:553
307422180,0sleep30-21swapper/323:47:553
24075991715,1cyclictest3223-21lspci23:51:162
135462160,1sleep013518-21sshd00:00:530
325362150,0sleep20-21swapper/221:25:552
24075991514,0cyclictest7779-21lspci23:05:332
24075991514,0cyclictest0-21swapper/221:30:312
10502150,1sleep1241ktimersoftd/121:26:021
88742140,0sleep20-21swapper/223:31:362
73782140,0sleep20-21swapper/221:07:412
44792140,0sleep30-21swapper/321:07:023
40702140,0sleep2311rcuc/200:08:402
299482140,0sleep30-21swapper/300:02:153
24065991413,0cyclictest0-21swapper/023:40:480
24065991413,0cyclictest0-21swapper/023:40:480
24065991412,1cyclictest642-21systemd-logind00:25:180
204302140,0sleep30-21swapper/323:32:333
54182130,0sleep25416-21sshd22:36:332
244832130,0sleep10-21swapper/123:38:421
24075991312,0cyclictest26903-21lspci00:25:032
24075991312,0cyclictest23132-21lspci22:06:472
24075991311,1cyclictest26973-21systemd-cgroups21:40:312
2407099130,12cyclictest0-21swapper/122:07:411
2407099130,0cyclictest0-21swapper/122:47:001
24078991210,1cyclictest8008-21lspci21:42:023
24078991210,1cyclictest674-21dbus-daemon23:35:513
2407899120,1cyclictest18602-21bash23:06:323
2407899120,11cyclictest0-21swapper/321:52:023
2407899120,11cyclictest0-21swapper/320:46:313
2407599129,2cyclictest29979-21gdbus22:41:112
24075991211,0cyclictest14278-21sensors22:17:012
2407599120,1cyclictest29979-21gdbus23:01:312
2407599120,11cyclictest18532-21lspci22:46:202
2407599120,11cyclictest14719-21sshd23:26:212
2407099120,1cyclictest22947-21lspci22:02:511
2407099120,1cyclictest22947-21lspci22:02:501
2407099120,1cyclictest11456-21sshd00:20:511
2407099120,1cyclictest0-21swapper/122:57:011
2407099120,1cyclictest0-21swapper/100:06:001
24065991210,1cyclictest0-21swapper/021:55:380
24065991210,1cyclictest0-21swapper/021:14:380
2406599120,11cyclictest0-21swapper/023:35:570
77642110,0sleep3391rcuc/300:20:313
2407899119,1cyclictest19285-21sshd21:32:023
24078991110,0cyclictest0-21swapper/300:30:023
2407899110,0cyclictest0-21swapper/300:15:313
2407599119,1cyclictest33-21ksoftirqd/200:30:302
24075991111,0cyclictest527-40kipmi019:29:132
24075991110,0cyclictest24255-21lspci20:48:052
24075991110,0cyclictest0-21swapper/223:21:102
2407599110,0cyclictest10065-21sshd22:31:102
2407599110,0cyclictest0-21swapper/200:35:412
2407099119,1cyclictest1073-21nfsd00:15:401
24070991110,0cyclictest0-21swapper/123:41:111
24070991110,0cyclictest0-21swapper/123:41:111
24070991110,0cyclictest0-21swapper/122:27:211
2407099110,1cyclictest9941-21sshd20:52:311
2407099110,1cyclictest19104-21sshd22:31:581
2407099110,10cyclictest0-21swapper/123:56:011
2407099110,10cyclictest0-21swapper/123:01:501
2407099110,10cyclictest0-21swapper/121:22:511
2407099110,0cyclictest0-21swapper/100:10:511
2406599119,1cyclictest10536-21lspci23:25:570
24065991110,0cyclictest0-21swapper/021:24:580
2406599110,10cyclictest0-21swapper/021:35:180
2406599110,0cyclictest0-21swapper/023:50:470
2406599110,0cyclictest0-21swapper/023:31:080
5482100,0sleep10-21swapper/122:15:291
39792100,0sleep30-21swapper/320:51:163
279812100,0sleep00-21swapper/000:07:530
2407899109,0cyclictest0-21swapper/322:56:313
2407899109,0cyclictest0-21swapper/322:36:523
2407899109,0cyclictest0-21swapper/322:12:023
2407899109,0cyclictest0-21swapper/321:16:523
2407899109,0cyclictest0-21swapper/300:10:223
2407899100,0cyclictest0-21swapper/321:47:113
2407599109,0cyclictest0-21swapper/223:56:012
2407599109,0cyclictest0-21swapper/223:36:002
2407599109,0cyclictest0-21swapper/222:51:112
2407599109,0cyclictest0-21swapper/222:00:512
2407599109,0cyclictest0-21swapper/222:00:502
2407599108,1cyclictest15580-21sshd23:40:512
2407599108,1cyclictest15580-21sshd23:40:502
2407599108,1cyclictest0-21swapper/222:21:102
2407599100,0cyclictest0-21swapper/220:56:112
2407599100,0cyclictest0-21swapper/220:50:212
2407099109,0cyclictest0-21swapper/121:57:411
2407099109,0cyclictest0-21swapper/121:17:411
2407099109,0cyclictest0-21swapper/100:25:411
2407099108,1cyclictest674-21dbus-daemon23:21:311
2407099100,0cyclictest0-21swapper/123:31:311
2407099100,0cyclictest0-21swapper/121:52:501
2407099100,0cyclictest0-21swapper/121:42:511
2407099100,0cyclictest0-21swapper/121:02:301
2407099100,0cyclictest0-21swapper/100:35:411
2406599109,0cyclictest0-21swapper/023:21:080
2406599109,0cyclictest0-21swapper/023:15:580
2406599109,0cyclictest0-21swapper/023:05:580
2406599109,0cyclictest0-21swapper/021:19:480
2406599109,0cyclictest0-21swapper/021:09:280
2406599109,0cyclictest0-21swapper/020:59:080
2406599108,1cyclictest13443-21sshd00:15:180
2406599100,0cyclictest0-21swapper/023:11:080
2406599100,0cyclictest0-21swapper/022:21:070
2406599100,0cyclictest0-21swapper/022:05:580
2406599100,0cyclictest0-21swapper/022:00:480
2406599100,0cyclictest0-21swapper/022:00:470
2406599100,0cyclictest0-21swapper/021:40:280
2406599100,0cyclictest0-21swapper/020:16:580
240789998,0cyclictest0-21swapper/323:55:323
240789998,0cyclictest0-21swapper/322:46:313
240789998,0cyclictest0-21swapper/322:31:413
240789998,0cyclictest0-21swapper/321:56:523
240789997,1cyclictest30604-21sshd00:39:423
240789990,0cyclictest0-21swapper/320:56:513
240759998,0cyclictest0-21swapper/221:01:412
240759998,0cyclictest0-21swapper/220:17:012
240759998,0cyclictest0-21swapper/200:15:402
240759997,1cyclictest33-21ksoftirqd/223:18:492
240759997,1cyclictest0-21swapper/221:19:312
240759996,2cyclictest660-21avahi-daemon23:13:062
240759995,0cyclictest33-21ksoftirqd/200:20:202
240709998,0cyclictest0-21swapper/122:51:511
240709998,0cyclictest0-21swapper/122:41:511
240709998,0cyclictest0-21swapper/121:47:411
240709998,0cyclictest0-21swapper/120:57:211
240709997,1cyclictest8794-21sshd23:46:011
240709997,1cyclictest8794-21sshd23:46:001
240709997,1cyclictest3596-21sshd21:37:401
240659998,0cyclictest0-21swapper/022:15:580
240659998,0cyclictest0-21swapper/021:04:170
240659998,0cyclictest0-21swapper/020:53:580
240659998,0cyclictest0-21swapper/020:48:480
240659998,0cyclictest0-21swapper/019:42:080
240659997,1cyclictest0-21swapper/021:45:180
240659991,4cyclictest26063-21munin-run19:15:000
5244280,0sleep1241ktimersoftd/121:13:521
240789987,0cyclictest0-21swapper/323:01:223
240789987,0cyclictest0-21swapper/322:16:523
240789987,0cyclictest0-21swapper/321:26:523
240789987,0cyclictest0-21swapper/321:01:423
240789986,1cyclictest41-21ksoftirqd/323:52:023
240789986,1cyclictest1-21systemd22:51:223
240789985,2cyclictest674-21dbus-daemon23:16:023
240789985,2cyclictest660-21avahi-daemon22:25:023
240789985,2cyclictest660-21avahi-daemon21:37:213
240789985,2cyclictest660-21avahi-daemon00:26:033
240759987,0cyclictest0-21swapper/221:35:202
240759987,0cyclictest0-21swapper/220:44:112
240709987,0cyclictest0-21swapper/123:50:501
240709987,0cyclictest0-21swapper/122:12:301
240709987,0cyclictest0-21swapper/120:41:511
240709987,0cyclictest0-21swapper/120:24:301
240709987,0cyclictest0-21swapper/119:52:111
240709985,2cyclictest660-21avahi-daemon23:27:171
240659987,0cyclictest0-21swapper/023:45:380
240659987,0cyclictest0-21swapper/023:45:370
240659987,0cyclictest0-21swapper/021:50:270
240659987,0cyclictest0-21swapper/000:10:280
240659985,2cyclictest660-21avahi-daemon21:32:130
240659984,3cyclictest674-21dbus-daemon22:54:580
240659980,7cyclictest0-21swapper/020:23:480
240789974,2cyclictest660-21avahi-daemon21:12:583
240789973,3cyclictest674-21dbus-daemon21:22:533
240759976,0cyclictest0-21swapper/221:55:412
240759974,2cyclictest660-21avahi-daemon21:21:002
240759974,2cyclictest660-21avahi-daemon21:11:332
240709976,0cyclictest0-21swapper/120:16:211
240709976,0cyclictest0-21swapper/119:35:511
240709975,1cyclictest31797-21lspci23:10:331
240709975,1cyclictest20525-21lspci23:15:191
240709974,2cyclictest674-21dbus-daemon21:06:461
240709973,3cyclictest660-21avahi-daemon21:30:051
240709973,1cyclictest660-21avahi-daemon20:46:041
240659976,0cyclictest0-21swapper/020:37:070
240659976,0cyclictest0-21swapper/020:30:180
240659976,0cyclictest0-21swapper/020:02:570
240659976,0cyclictest0-21swapper/019:28:280
240659975,1cyclictest674-21dbus-daemon23:00:000
240659975,1cyclictest674-21dbus-daemon20:43:270
240659975,1cyclictest660-21avahi-daemon21:25:530
240659970,6cyclictest0-21swapper/019:56:080
240789965,0cyclictest0-21swapper/320:31:513
240789965,0cyclictest0-21swapper/320:22:413
240789964,1cyclictest29836-21sshd20:41:443
240789960,5cyclictest0-21swapper/319:46:423
240759964,1cyclictest33-21ksoftirqd/220:40:002
240759963,2cyclictest1002-21snmpd20:08:332
240759963,2cyclictest1002-21snmpd19:49:102
240709965,0cyclictest0-21swapper/120:08:111
240709963,2cyclictest7705-21ntpq19:46:571
240659966,0cyclictest32703-21kworker/0:020:06:550
240659964,1cyclictest24826-21perf20:30:000
240659963,2cyclictest1002-21snmpd20:12:170
240659963,2cyclictest1002-21snmpd19:20:190
240789954,0cyclictest0-21swapper/319:27:423
240789953,1cyclictest24810-21sadc20:30:013
240789953,1cyclictest1002-21snmpd20:36:393
240789953,1cyclictest1002-21snmpd19:56:463
240789953,1cyclictest1002-21snmpd19:50:233
240789953,1cyclictest1002-21snmpd19:40:283
240789953,1cyclictest1002-21snmpd19:34:493
240789953,1cyclictest1002-21snmpd19:21:473
240789953,1cyclictest1002-21snmpd19:17:313
240789953,1cyclictest1002-21snmpd19:10:013
240789952,2cyclictest17526-21cat20:11:563
240789950,0cyclictest0-21swapper/320:05:213
240789950,0cyclictest0-21swapper/319:37:123
240759954,0cyclictest0-21swapper/219:17:412
240759953,1cyclictest9380-21cat19:52:012
240759953,1cyclictest1002-21snmpd20:31:482
240759953,1cyclictest1002-21snmpd20:28:422
240759953,1cyclictest1002-21snmpd19:56:522
240759953,1cyclictest1002-21snmpd19:41:262
240759953,1cyclictest1002-21snmpd19:32:132
240759953,1cyclictest1002-21snmpd19:10:402
240709954,0cyclictest0-21swapper/120:00:211
240709954,0cyclictest0-21swapper/119:44:011
240709954,0cyclictest0-21swapper/119:27:211
240709953,1cyclictest29424-21wc19:21:551
240709953,1cyclictest1705-21sendmail19:16:141
240709953,1cyclictest11740-21cut19:56:561
240709953,1cyclictest1002-21snmpd20:35:351
240709953,1cyclictest1002-21snmpd20:32:541
240709953,1cyclictest0-21swapper/120:11:561
240659955,0cyclictest32703-21kworker/0:019:45:000
240659953,1cyclictest1002-21snmpd19:50:050
240659953,1cyclictest1002-21snmpd19:31:590
240659953,1cyclictest1002-21snmpd19:15:170
240789943,0cyclictest1002-21snmpd20:01:033
240789942,1cyclictest1002-21snmpd20:16:003
240759942,1cyclictest624-13audispd19:35:012
240759942,1cyclictest28929-21taskset19:20:452
240759942,1cyclictest1002-21snmpd20:00:212
240759941,2cyclictest1002-21snmpd20:20:262
240759940,1cyclictest131rcu_sched20:10:002
240709942,1cyclictest507-21seq19:30:081
240709942,1cyclictest24919-21kernelversion19:11:551
240709942,1cyclictest1002-21snmpd20:25:571
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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