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2026-01-03 - 07:39
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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 Sat Jan 03, 2026 00:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2132221050,0sleep221323-21sshd22:31:242
208052760,0sleep20-21swapper/221:30:132
186112610,1sleep118606-21users23:15:221
325212560,1sleep2321ktimersoftd/223:33:132
254432560,0sleep225442-21sshd23:43:422
177112560,1sleep017713-21sshd22:28:230
225952540,0sleep00-21swapper/000:25:130
126912540,0sleep212684-21lspci00:04:582
197332530,0sleep10-21swapper/121:44:291
90972510,0sleep20-21swapper/222:22:042
77302510,0sleep10-21swapper/100:15:341
237802510,2sleep31429499cyclictest23:35:153
162032510,1sleep09-21ksoftirqd/021:51:090
11332510,0sleep10-21swapper/100:20:341
145712500,0sleep00-21swapper/023:37:120
315902490,0sleep00-21swapper/022:32:180
223592490,0sleep10-21swapper/100:11:171
31352480,0sleep10-21swapper/122:00:201
31352480,0sleep10-21swapper/122:00:191
19872480,1sleep11983-21lspci21:56:441
19872480,1sleep11983-21lspci21:56:431
314102410,0sleep20-21swapper/223:46:592
189842400,0sleep10-21swapper/123:04:291
30712380,0sleep30-21swapper/300:06:503
311792370,14sleep375750irq/24-eno1-rx-22:40:313
32782360,0sleep20-21swapper/223:22:232
1405723210,7sleep30-21swapper/319:08:353
137802299,6sleep10-21swapper/119:05:211
139472287,7sleep00-21swapper/019:07:120
1382922810,8sleep20-21swapper/219:05:462
190312210,0sleep00-21swapper/023:54:220
174942200,0sleep017478-21sshd23:01:300
249682190,0sleep30-21swapper/323:10:243
97932170,1sleep31429499cyclictest00:04:433
89352170,1sleep2311rcuc/222:52:322
312192170,0sleep10-21swapper/100:28:481
304062170,0sleep10-21swapper/100:03:411
259832170,1sleep025980-21lspci21:41:320
177752170,0sleep00-21swapper/023:26:230
177752170,0sleep00-21swapper/023:26:220
120722170,1sleep125-21ksoftirqd/121:32:531
14281991610,5cyclictest1-21systemd23:51:351
131722160,0sleep10-21swapper/121:29:231
1429499153,3cyclictest20667-21cp22:20:143
1427799150,14cyclictest0-21swapper/023:55:100
133252150,0sleep10-21swapper/123:45:221
107952150,1sleep310794-21sshd21:11:553
182262140,0sleep20-21swapper/222:36:422
1428199144,6cyclictest674-21dbus-daemon22:55:011
1427799147,1cyclictest9-21ksoftirqd/022:52:120
92132130,0sleep20-21swapper/221:57:332
92132130,0sleep20-21swapper/221:57:322
184272130,0sleep00-21swapper/000:08:120
1429499133,3cyclictest30295-21sshd21:38:303
1429499133,3cyclictest3002-21sshd22:14:463
14294991311,1cyclictest0-21swapper/321:53:203
1429499131,11cyclictest0-21swapper/321:24:403
14287991311,1cyclictest1-21systemd21:51:132
14281991310,2cyclictest0-21swapper/122:27:351
1428199130,12cyclictest674-21dbus-daemon22:32:541
1427799135,2cyclictest9-21ksoftirqd/022:48:180
14277991311,1cyclictest620-17auditd23:13:300
128832130,0sleep2311rcuc/223:12:102
120812130,0sleep20-21swapper/200:29:572
202222120,0sleep30-21swapper/322:02:183
202222120,0sleep30-21swapper/322:02:173
1429499123,3cyclictest674-21dbus-daemon23:43:143
1429499123,2cyclictest17712-21sshd23:31:563
1429499123,2cyclictest13356-21grep23:45:223
1429499122,5cyclictest27211-21rm21:45:153
1429499122,4cyclictest26369-21sshd22:26:193
1429499122,3cyclictest674-21dbus-daemon23:28:023
1429499122,3cyclictest674-21dbus-daemon23:28:013
1429499122,3cyclictest1-21systemd23:06:063
14294991210,1cyclictest9915-21bash23:50:403
14294991210,1cyclictest0-21swapper/322:17:003
1429499120,3cyclictest16057-21sshd00:16:183
1429499120,11cyclictest29785-21sshd22:54:213
1429499120,11cyclictest27836-21lspci00:20:103
1429499120,11cyclictest11594-21bash00:10:213
1429499120,11cyclictest0-21swapper/319:10:213
1428799120,1cyclictest22741-21lspci21:48:242
1428799120,1cyclictest0-21swapper/222:41:132
1428799120,11cyclictest10015-21lspci23:06:232
1428799120,11cyclictest0-21swapper/223:18:242
1428199126,5cyclictest29979-21gdbus22:35:251
1428199125,6cyclictest660-21avahi-daemon22:16:591
1428199125,6cyclictest660-21avahi-daemon21:15:421
1428199123,8cyclictest699-21gdbus23:13:301
14281991211,0cyclictest0-21swapper/122:52:051
1428199120,2cyclictest0-21swapper/122:06:291
1427799120,1cyclictest23705-21sshd21:55:310
1427799120,1cyclictest23705-21sshd21:55:310
1429499119,1cyclictest0-21swapper/320:30:203
1429499113,5cyclictest1-21systemd23:18:213
1429499113,5cyclictest1-21systemd22:45:383
1429499113,3cyclictest14324-21sshd22:33:373
1429499112,5cyclictest29066-21sed19:45:003
1429499112,3cyclictest12984-21cp00:38:243
1429499112,2cyclictest28596-21lspci00:25:433
14294991110,1cyclictest0-21swapper/323:22:443
1429499110,5cyclictest674-21dbus-daemon22:58:323
1429499110,3cyclictest674-21dbus-daemon23:56:583
1429499110,3cyclictest674-21dbus-daemon23:01:423
14287991110,0cyclictest0-21swapper/221:19:342
1428799110,10cyclictest0-21swapper/200:12:242
1428199119,1cyclictest28733-21lspci00:31:201
1428199115,5cyclictest649-21polkitd23:58:331
1428199115,5cyclictest19062-21sshd00:36:041
1428199115,5cyclictest18244-21lspci21:51:231
1428199114,6cyclictest660-21avahi-daemon21:49:031
1428199114,6cyclictest660-21avahi-daemon21:10:361
1428199114,6cyclictest649-21polkitd23:30:091
1428199114,6cyclictest649-21polkitd22:42:301
1428199113,7cyclictest674-21dbus-daemon22:46:221
1428199113,1cyclictest699-21gdbus22:12:501
1428199113,1cyclictest0-21swapper/123:27:291
1428199113,1cyclictest0-21swapper/123:27:291
1428199110,0cyclictest0-21swapper/123:39:051
1427799119,1cyclictest0-21swapper/021:15:300
1427799113,4cyclictest1-21systemd21:10:000
1427799111,1cyclictest9-21ksoftirqd/022:42:110
1427799110,10cyclictest25662-21lspci23:24:200
1427799110,10cyclictest0-21swapper/023:32:400
1427799110,10cyclictest0-21swapper/022:13:510
1427799110,0cyclictest0-21swapper/000:16:310
1429499100,3cyclictest649-21polkitd21:40:423
1429499100,3cyclictest15825-21lspci00:33:023
1429499100,2cyclictest28446-21sshd21:31:013
1429499100,2cyclictest12732-21bash22:05:053
1428799109,0cyclictest0-21swapper/223:35:042
1428799109,0cyclictest0-21swapper/222:46:332
1428799109,0cyclictest0-21swapper/222:15:132
1428799109,0cyclictest0-21swapper/222:07:432
1428799109,0cyclictest0-21swapper/200:21:332
1428799100,0cyclictest0-21swapper/221:27:032
1428199109,0cyclictest0-21swapper/121:20:451
1428199104,5cyclictest699-21gdbus23:20:511
1428199104,5cyclictest674-21dbus-daemon23:41:021
1428199104,5cyclictest660-21avahi-daemon00:05:181
1428199104,5cyclictest649-21polkitd22:21:281
1428199102,2cyclictest674-21dbus-daemon21:37:211
1428199102,2cyclictest2921-21sshd23:05:461
1427799109,0cyclictest32550irq/27-ahci[00022:21:390
1427799109,0cyclictest0-21swapper/023:07:310
1427799109,0cyclictest0-21swapper/022:18:310
1427799109,0cyclictest0-21swapper/021:29:500
1427799109,0cyclictest0-21swapper/019:31:400
1427799108,1cyclictest9-21ksoftirqd/000:34:420
1427799101,1cyclictest9-21ksoftirqd/023:17:270
1427799101,1cyclictest9-21ksoftirqd/022:36:470
1427799101,1cyclictest9-21ksoftirqd/000:10:440
1427799101,1cyclictest131rcu_sched23:40:090
1427799100,9cyclictest0-21swapper/019:36:400
1427799100,1cyclictest13117-21sshd22:58:250
1427799100,0cyclictest0-21swapper/022:09:100
1427799100,0cyclictest0-21swapper/021:22:010
1427799100,0cyclictest0-21swapper/020:46:410
142949998,0cyclictest0-21swapper/320:45:203
142949992,4cyclictest32297-21lspci21:27:043
142949992,4cyclictest18828-21grepconf.sh21:55:063
142949992,4cyclictest18828-21grepconf.sh21:55:053
142949991,5cyclictest674-21dbus-daemon22:35:273
142879998,0cyclictest0-21swapper/221:35:132
142879998,0cyclictest0-21swapper/221:01:232
142879996,2cyclictest660-21avahi-daemon00:39:212
142819998,0cyclictest0-21swapper/120:10:141
142819994,1cyclictest29742-21mii-tool19:45:171
142819993,2cyclictest1002-21snmpd21:08:011
142819993,1cyclictest674-21dbus-daemon20:59:561
142819993,1cyclictest2787-21sadc20:00:001
142819992,1cyclictest0-21swapper/120:48:381
142779998,0cyclictest0-21swapper/023:45:100
142779994,2cyclictest9-21ksoftirqd/021:11:450
142779994,1cyclictest9-21ksoftirqd/021:32:180
142779990,1cyclictest131rcu_sched00:03:140
6748280,1sleep26891-21sshd23:50:242
142949987,0cyclictest0-21swapper/320:40:003
142949980,5cyclictest8983-21sed20:15:003
142949980,5cyclictest13052-21cat20:25:003
142949980,4cyclictest25205-21munin-run20:55:013
142949980,3cyclictest30284-21bash21:15:173
142879987,0cyclictest0-21swapper/219:51:242
142879986,1cyclictest9994-21lspci22:58:082
142879986,1cyclictest4157-21systemd-cgroups21:42:432
142879986,1cyclictest26419-21lspci00:06:022
142879986,1cyclictest17992-21sshd23:26:242
142879986,1cyclictest17992-21sshd23:26:232
142879986,1cyclictest17219-21lspci22:28:202
142879985,2cyclictest660-21avahi-daemon23:56:352
142879985,2cyclictest660-21avahi-daemon23:02:582
142879985,2cyclictest660-21avahi-daemon00:30:202
142819983,1cyclictest1002-21snmpd19:28:101
142819982,1cyclictest9396-21expr20:15:151
142819982,1cyclictest31308-21/usr/sbin/munin19:50:191
142819982,1cyclictest29276-21idleruntime-cro21:04:591
142819982,1cyclictest27704-21if_eno219:40:141
142819982,1cyclictest268782sleep119:38:451
142819982,1cyclictest18688-21vmstat20:35:221
142819982,1cyclictest11666-21cat20:20:141
142819982,1cyclictest1002-21snmpd19:23:231
142819981,2cyclictest1002-21snmpd20:27:011
142819981,1cyclictest0-21swapper/120:06:191
142779986,1cyclictest9-21ksoftirqd/000:35:290
142779986,1cyclictest18337-21kworker/0:300:20:160
142779982,1cyclictest9-21ksoftirqd/021:45:340
142779982,1cyclictest9-21ksoftirqd/021:35:540
142779981,1cyclictest131rcu_sched22:00:290
142779981,1cyclictest131rcu_sched22:00:280
142779980,4cyclictest17062-21munin-run20:35:010
10121280,1sleep2311rcuc/222:04:502
10121280,1sleep2311rcuc/222:04:502
142949974,2cyclictest9934-21awk20:15:193
142949974,2cyclictest674-21dbus-daemon20:10:003
142949974,2cyclictest3820-21grep20:00:173
142949974,2cyclictest31570-21sh19:50:153
142949974,2cyclictest29693-21basename19:45:163
142949974,2cyclictest29520-21grep21:05:143
142949974,2cyclictest2786-21sh20:00:003
142949974,2cyclictest26118-21needreboot20:55:153
142949974,2cyclictest25609-21basename19:35:143
142949974,2cyclictest21138-21cpu19:25:123
142949974,2cyclictest20017-21cut20:40:143
142949974,2cyclictest19228-21tr19:20:153
142949974,2cyclictest18087-21which19:15:193
142949974,2cyclictest1-21systemd21:04:593
142949974,2cyclictest1002-21snmpd19:32:033
142879976,0cyclictest0-21swapper/219:55:232
142879975,1cyclictest18462-21lspci21:13:192
142879974,2cyclictest660-21avahi-daemon22:12:312
142879974,2cyclictest660-21avahi-daemon00:16:132
142819972,1cyclictest20934-21seq20:42:461
142819972,1cyclictest188232sleep119:19:511
142819972,1cyclictest1002-21snmpd20:53:141
142819972,1cyclictest1002-21snmpd19:11:261
142819972,1cyclictest0-21swapper/120:00:131
142819970,2cyclictest15731-21/usr/sbin/munin20:30:161
142779976,0cyclictest0-21swapper/020:26:400
142779976,0cyclictest0-21swapper/019:46:000
142949963,2cyclictest13536-21expr20:25:163
142879966,0cyclictest0-21swapper/219:20:032
142879964,1cyclictest24857-21sshd21:20:112
142879963,2cyclictest1002-21snmpd20:12:192
142879960,5cyclictest0-21swapper/220:54:542
142819961,1cyclictest1015-21runrttasks19:30:261
142779965,0cyclictest0-21swapper/021:02:500
142779965,0cyclictest0-21swapper/020:51:300
142779965,0cyclictest0-21swapper/020:38:000
142779964,1cyclictest9-21ksoftirqd/019:45:000
142779961,1cyclictest17173-21grep19:15:140
142779960,0cyclictest0-21swapper/020:06:010
142879954,0cyclictest0-21swapper/219:36:142
142879953,1cyclictest27719-21cat19:40:132
142879953,1cyclictest14957-21cat19:10:162
142879953,1cyclictest1088-21ntpd19:30:162
142879953,1cyclictest1002-21snmpd20:57:172
142879953,1cyclictest1002-21snmpd20:45:082
142879953,1cyclictest1002-21snmpd20:41:242
142879953,1cyclictest1002-21snmpd20:38:502
142879953,1cyclictest1002-21snmpd20:32:172
142879953,1cyclictest1002-21snmpd20:26:562
142879953,1cyclictest1002-21snmpd20:23:252
142879953,1cyclictest1002-21snmpd20:17:232
142879953,1cyclictest1002-21snmpd20:00:072
142879953,1cyclictest1002-21snmpd19:47:242
142879953,1cyclictest1002-21snmpd19:28:042
142879953,1cyclictest1002-21snmpd19:16:322
142879952,2cyclictest6613-21taskset20:06:542
142879950,0cyclictest0-21swapper/221:07:542
142779954,0cyclictest0-21swapper/020:57:410
142779953,1cyclictest14607-21tr19:10:120
142779953,1cyclictest1088-21ntpd19:20:190
142779953,1cyclictest1082-21lldpd20:43:300
142779953,1cyclictest10204-21smart_sda20:15:220
142779953,1cyclictest1002-21snmpd20:10:580
142779953,1cyclictest1002-21snmpd20:04:310
142779953,1cyclictest1002-21snmpd19:26:340
142779952,2cyclictest1645-21sed19:55:140
142779951,1cyclictest1015-21runrttasks19:50:160
142779942,1cyclictest11449-21sh20:20:130
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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