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2025-12-18 - 14:16
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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 Dec 18, 2025 12:43:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
259612890,2sleep02166899cyclictest09:20:170
73942780,2sleep22167899cyclictest09:29:322
250902550,2sleep22167899cyclictest12:21:182
190532550,0sleep00-21swapper/011:45:280
72672540,0sleep00-21swapper/010:57:250
112982510,0sleep10-21swapper/111:44:531
236392500,0sleep20-21swapper/212:35:522
189422500,0sleep00-21swapper/009:19:010
105392500,0sleep00-21swapper/012:31:460
270302490,0sleep30-21swapper/311:55:083
149172490,0sleep00-21swapper/011:21:360
3662480,0sleep30-21swapper/310:48:033
322742480,0sleep00-21swapper/009:51:250
66352470,0sleep20-21swapper/210:42:452
314432460,0sleep10-21swapper/111:29:021
252692460,0sleep00-21swapper/012:39:030
286062410,2sleep12167399cyclictest11:11:041
185952370,0sleep3391rcuc/309:38:263
212382308,7sleep30-21swapper/307:05:553
212912298,7sleep00-21swapper/007:06:320
2146222615,7sleep20-21swapper/207:08:422
289532250,0sleep10-21swapper/112:04:071
214162258,6sleep10-21swapper/107:08:091
32372180,0sleep20-21swapper/210:18:342
153082170,0sleep30-21swapper/312:32:133
183872160,0sleep20-21swapper/210:49:422
94802150,0sleep20-21swapper/212:14:052
75632150,0sleep10-21swapper/111:32:431
312292150,0sleep10-21swapper/112:24:541
284462150,0sleep00-21swapper/010:27:100
107382150,0sleep20-21swapper/211:12:252
54592140,1sleep25458-21threads07:45:212
325812140,1sleep232585-21bash09:51:272
270752140,1sleep0101ktimersoftd/010:06:030
2167899140,13cyclictest18467-21sshd11:27:502
202192140,0sleep10-21swapper/110:44:011
179812140,0sleep10-21swapper/110:52:351
66562130,0sleep00-21swapper/011:32:380
38372130,0sleep20-21swapper/209:32:522
2168599130,11cyclictest30750-21bash10:42:003
2167899130,12cyclictest6678-21sshd10:51:302
19232130,0sleep01-21systemd12:16:160
2168599120,11cyclictest0-21swapper/307:55:203
2168599120,0cyclictest0-21swapper/312:03:003
2167899120,1cyclictest9942-21date12:20:002
2167899120,11cyclictest19049-21lspci11:36:402
21673991210,1cyclictest0-21swapper/112:25:131
2167399120,1cyclictest1-21systemd11:51:131
2167399120,11cyclictest674-21dbus-daemon10:03:431
2167399120,11cyclictest0-21swapper/109:19:131
21668991210,1cyclictest674-21dbus-daemon11:27:550
2166899120,1cyclictest0-21swapper/011:01:050
2166899120,11cyclictest674-21dbus-daemon10:18:450
2166899120,11cyclictest0-21swapper/010:34:050
189312120,0sleep10-21swapper/111:48:291
117612120,0sleep3391rcuc/310:04:213
272452110,0sleep30-21swapper/310:59:173
21685991110,0cyclictest0-21swapper/312:19:103
2168599110,10cyclictest0-21swapper/311:38:503
2168599110,10cyclictest0-21swapper/311:06:103
2168599110,10cyclictest0-21swapper/310:32:003
2168599110,0cyclictest0-21swapper/311:41:303
2168599110,0cyclictest0-21swapper/311:35:003
2168599110,0cyclictest0-21swapper/309:55:403
2167899119,1cyclictest32666-21grepconf.sh10:21:402
2167899119,1cyclictest0-21swapper/212:09:012
2167899110,10cyclictest0-21swapper/211:18:212
2167899110,10cyclictest0-21swapper/209:45:212
2167899110,10cyclictest0-21swapper/209:37:402
2167899110,0cyclictest0-21swapper/210:03:402
2167399119,1cyclictest0-21swapper/112:08:431
21673991110,0cyclictest0-21swapper/110:18:431
2167399110,1cyclictest12559-21bash09:37:431
2167399110,10cyclictest0-21swapper/111:58:031
2167399110,10cyclictest0-21swapper/110:37:231
2167399110,10cyclictest0-21swapper/109:31:131
2167399110,10cyclictest0-21swapper/109:21:041
2167399110,0cyclictest0-21swapper/112:10:331
2166899119,1cyclictest10007-21sshd11:44:450
21668991110,0cyclictest3980-21lspci11:11:480
2166899110,10cyclictest0-21swapper/010:37:250
2166899110,0cyclictest15915-21sshd10:00:560
2168599108,1cyclictest674-21dbus-daemon11:52:113
2168599100,0cyclictest0-21swapper/312:13:403
2168599100,0cyclictest0-21swapper/311:49:303
2168599100,0cyclictest0-21swapper/309:32:513
2168599100,0cyclictest0-21swapper/309:18:003
2167899109,0cyclictest0-21swapper/209:56:102
2167899108,1cyclictest29698-21sshd10:59:302
2167899108,1cyclictest17868-21runrttasks10:26:102
2167899100,0cyclictest0-21swapper/211:32:502
2167899100,0cyclictest0-21swapper/209:21:002
2167399108,1cyclictest18298-21sshd10:29:131
2167399100,9cyclictest0-21swapper/108:39:231
2167399100,9cyclictest0-21swapper/108:07:231
2167399100,0cyclictest0-21swapper/110:56:531
2167399100,0cyclictest0-21swapper/107:30:201
2166899109,0cyclictest0-21swapper/012:03:550
2166899109,0cyclictest0-21swapper/009:42:550
2166899100,9cyclictest0-21swapper/010:13:050
2166899100,4cyclictest30173-21kworker/0:310:42:190
216859998,0cyclictest10559-21sshd10:15:303
216859998,0cyclictest0-21swapper/312:21:003
216859998,0cyclictest0-21swapper/309:44:503
216859998,0cyclictest0-21swapper/309:20:303
216859997,1cyclictest12434-21sshd10:25:403
216859997,1cyclictest1-21systemd09:26:203
216789998,0cyclictest0-21swapper/212:25:302
216789998,0cyclictest0-21swapper/211:56:502
216789998,0cyclictest0-21swapper/211:03:402
216739998,0cyclictest0-21swapper/110:48:531
216739997,1cyclictest31615-21sshd12:30:441
216739995,3cyclictest660-21avahi-daemon12:38:191
216739994,2cyclictest17576-21sshd10:23:161
216689998,0cyclictest0-21swapper/012:14:350
216689998,0cyclictest0-21swapper/011:05:150
216689998,0cyclictest0-21swapper/010:48:550
216689998,0cyclictest0-21swapper/007:36:150
216689997,1cyclictest32104-21kworker/0:110:20:560
216689996,2cyclictest660-21avahi-daemon11:18:100
16588290,0sleep30-21swapper/309:45:433
14076290,0sleep30-21swapper/311:21:313
216859986,1cyclictest24726-21lspci09:50:293
216859986,1cyclictest18223-21lspci10:37:593
216859985,2cyclictest660-21avahi-daemon12:37:383
216859985,2cyclictest660-21avahi-daemon12:07:463
216859984,3cyclictest27915-21sshd11:25:433
216789987,0cyclictest0-21swapper/210:09:002
216789987,0cyclictest0-21swapper/209:41:202
216789986,1cyclictest723-21gdbus10:36:262
216789986,1cyclictest32597-21/usr/sbin/munin08:55:002
216789986,1cyclictest30752-21lspci11:08:232
216789986,1cyclictest29416-21sshd11:40:312
216789986,1cyclictest16197-21lspci10:34:542
216739987,0cyclictest0-21swapper/108:25:331
216739987,0cyclictest0-21swapper/107:35:131
216739986,1cyclictest5801-21lspci11:06:031
216739986,1cyclictest2784-21lspci10:07:011
216739986,1cyclictest0-21swapper/111:03:431
216739985,2cyclictest660-21avahi-daemon10:13:381
216739984,3cyclictest674-21dbus-daemon10:34:281
216739984,3cyclictest14901-21sshd11:18:441
216739983,4cyclictest649-21polkitd12:15:001
216739982,2cyclictest674-21dbus-daemon09:41:321
216689987,0cyclictest0-21swapper/011:50:050
216689986,1cyclictest9-21ksoftirqd/012:29:250
216689986,1cyclictest31889-21lspci12:24:580
216689985,2cyclictest660-21avahi-daemon11:36:140
216689985,2cyclictest660-21avahi-daemon10:54:090
216689985,1cyclictest9-21ksoftirqd/011:57:320
216689982,3cyclictest699-21gdbus09:45:130
11227280,0sleep20-21swapper/210:11:502
216859976,0cyclictest0-21swapper/311:00:313
216859976,0cyclictest0-21swapper/308:46:403
216859976,0cyclictest0-21swapper/307:20:003
216859975,1cyclictest660-21avahi-daemon11:15:063
216859975,1cyclictest660-21avahi-daemon11:10:333
216859975,1cyclictest660-21avahi-daemon10:05:093
216859975,1cyclictest24574-21lspci10:50:143
216859975,1cyclictest20289-21lspci10:20:283
216859974,2cyclictest660-21avahi-daemon12:26:233
216859974,2cyclictest660-21avahi-daemon10:11:073
216789976,0cyclictest0-21swapper/211:21:202
216789975,1cyclictest660-21avahi-daemon11:45:522
216789975,1cyclictest660-21avahi-daemon09:15:052
216789975,1cyclictest649-21polkitd12:02:062
216789975,1cyclictest29764-21lspci12:30:332
216789974,2cyclictest642-21systemd-logind11:50:042
216739976,0cyclictest0-21swapper/109:26:531
216739975,1cyclictest660-21avahi-daemon09:12:231
216739975,1cyclictest5809-21lspci11:35:251
216739974,2cyclictest649-21polkitd09:57:411
216739974,2cyclictest649-21polkitd09:51:311
216739973,1cyclictest0-21swapper/109:45:581
216739972,2cyclictest9658-21sshd11:21:071
216689976,0cyclictest0-21swapper/009:30:350
216689976,0cyclictest0-21swapper/007:42:560
216689975,1cyclictest9-21ksoftirqd/012:05:240
216689975,1cyclictest660-21avahi-daemon09:35:490
216689973,3cyclictest660-21avahi-daemon09:57:050
216859965,0cyclictest0-21swapper/308:55:303
216859964,1cyclictest674-21dbus-daemon09:10:353
216859963,2cyclictest1002-21snmpd09:07:553
216859963,2cyclictest1002-21snmpd08:00:013
216859963,2cyclictest1002-21snmpd07:42:493
216859960,5cyclictest0-21swapper/308:33:103
216859960,5cyclictest0-21swapper/307:28:103
216789965,0cyclictest0-21swapper/208:55:202
216789964,1cyclictest649-21polkitd08:25:002
216789964,1cyclictest12950-21sshd09:11:062
216789963,2cyclictest1002-21snmpd09:08:462
216789963,2cyclictest1002-21snmpd09:04:242
216789963,2cyclictest1002-21snmpd07:57:222
216789963,2cyclictest1002-21snmpd07:15:272
216789962,2cyclictest26339-21sshd08:38:202
216789960,5cyclictest0-21swapper/208:45:502
216739965,1cyclictest30540-21kworker/1:108:55:161
216739965,0cyclictest0-21swapper/109:00:031
216739965,0cyclictest0-21swapper/107:11:231
216739964,1cyclictest24010-21grep07:15:011
216739963,2cyclictest1002-21snmpd09:07:301
216739963,2cyclictest1002-21snmpd08:22:531
216739963,2cyclictest1002-21snmpd07:28:401
216739960,5cyclictest0-21swapper/107:59:331
216689964,1cyclictest660-21avahi-daemon09:25:140
216689964,1cyclictest649-21polkitd09:10:110
216689963,2cyclictest1002-21snmpd08:55:030
216689960,5cyclictest0-21swapper/008:32:460
216859953,1cyclictest2778-21sh09:00:123
216859953,1cyclictest27196-21mii-tool08:40:153
216859953,1cyclictest25176-21cat08:35:153
216859953,1cyclictest22341-21cat07:10:103
216859953,1cyclictest1705-21sendmail08:26:073
216859953,1cyclictest14991-21cat08:10:143
216859953,1cyclictest12951-21cat08:05:123
216859953,1cyclictest1002-21snmpd08:50:303
216859953,1cyclictest1002-21snmpd08:15:533
216859953,1cyclictest1002-21snmpd07:51:223
216859953,1cyclictest1002-21snmpd07:37:103
216859953,1cyclictest1002-21snmpd07:32:073
216859953,1cyclictest1002-21snmpd07:15:183
216789953,1cyclictest30013-21sshd07:26:222
216789953,1cyclictest14501-21/usr/sbin/munin08:10:172
216789953,1cyclictest1002-21snmpd08:31:202
216789953,1cyclictest1002-21snmpd08:24:322
216789953,1cyclictest1002-21snmpd08:15:032
216789953,1cyclictest1002-21snmpd08:07:382
216789953,1cyclictest1002-21snmpd08:00:432
216789953,1cyclictest1002-21snmpd07:51:022
216789953,1cyclictest1002-21snmpd07:42:192
216789953,1cyclictest1002-21snmpd07:37:312
216789953,1cyclictest1002-21snmpd07:32:282
216789953,1cyclictest1002-21snmpd07:20:452
216789953,1cyclictest1002-21snmpd07:14:332
216789952,2cyclictest1002-21snmpd08:40:342
216739955,0cyclictest30540-21kworker/1:108:50:171
216739955,0cyclictest24471-21kworker/1:008:40:071
216739955,0cyclictest21621-21kworker/1:007:20:091
216739955,0cyclictest20354-21kworker/1:208:30:511
216739955,0cyclictest2020-21kworker/1:207:50:351
216739955,0cyclictest2020-21kworker/1:207:40:031
216739955,0cyclictest14247-21kworker/1:108:10:071
216739954,1cyclictest24471-21kworker/1:008:45:171
216739954,0cyclictest2020-21kworker/1:207:45:011
216739953,1cyclictest1088-21ntpd08:15:151
216739953,1cyclictest10871-21cat08:00:131
216689954,0cyclictest0-21swapper/007:16:050
216689953,1cyclictest646-21lsmd08:22:240
216689953,1cyclictest29240-21cat08:45:130
216689953,1cyclictest25750-21sshd08:35:200
216689953,1cyclictest1705-21sendmail08:44:440
216689953,1cyclictest1002-21snmpd08:26:110
216689953,1cyclictest1002-21snmpd08:11:020
216689953,1cyclictest1002-21snmpd07:56:010
216689953,1cyclictest1002-21snmpd07:45:010
216689953,1cyclictest1002-21snmpd07:30:220
216689953,1cyclictest1002-21snmpd07:23:030
216689953,1cyclictest1002-21snmpd07:12:060
216689952,2cyclictest674-21dbus-daemon08:05:010
216689952,2cyclictest48-17kauditd07:50:170
216689952,2cyclictest1002-21snmpd08:03:220
216689952,2cyclictest1002-21snmpd07:28:010
216859942,1cyclictest4476-21cstates07:45:143
216859942,1cyclictest1002-21snmpd08:20:083
216689944,0cyclictest30541-21kworker/0:108:50:040
216689942,1cyclictest660-21avahi-daemon09:00:040
216689942,1cyclictest1-21systemd08:15:000
216689942,1cyclictest0-21swapper/009:05:150
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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