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2026-05-26 - 17:27
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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 Tue May 26, 2026 12:43:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
319862960,0sleep30-21swapper/311:30:043
315402570,0sleep131538-21lspci10:54:001
93542560,2sleep11386299cyclictest12:01:181
59712560,0sleep10-21swapper/111:38:551
32772540,0sleep10-21swapper/109:14:191
300772520,0sleep10-21swapper/109:17:311
230452520,0sleep20-21swapper/211:54:132
101322520,1sleep2699-21gdbus11:08:482
101072520,0sleep30-21swapper/309:56:433
101072520,0sleep30-21swapper/309:56:433
222502510,2sleep21387399cyclictest10:25:262
204252510,0sleep00-21swapper/011:40:090
96472500,0sleep10-21swapper/112:37:271
323222500,1sleep00-21swapper/010:15:150
207252500,0sleep20-21swapper/211:48:292
156242500,0sleep00-21swapper/010:55:200
133172500,2sleep113319-21grep07:05:211
248042490,0sleep20-21swapper/211:37:442
221542490,0sleep10-21swapper/112:32:571
202362490,0sleep0111rcuc/009:20:150
61912480,0sleep10-21swapper/111:33:221
254732480,0sleep20-21swapper/210:59:032
133222480,0sleep20-21swapper/210:52:262
3482470,0sleep30-21swapper/312:11:383
126792470,1sleep2311rcuc/210:21:532
272562450,2sleep21387399cyclictest10:09:202
185722430,2sleep31388099cyclictest09:51:533
264082420,0sleep20-21swapper/211:32:192
47942410,2sleep11386299cyclictest10:21:111
146782390,1sleep014672-21lspci10:08:140
175742350,1sleep0101ktimersoftd/010:44:310
1337022715,7sleep20-21swapper/207:05:232
1345722614,7sleep30-21swapper/307:06:283
1194522520,3sleep00-21swapper/007:05:020
39582190,0sleep0101ktimersoftd/012:28:370
156862190,2sleep11386299cyclictest09:31:371
57162170,1sleep3391rcuc/310:18:343
314572170,0sleep231458-21bash11:43:522
287472170,0sleep30-21swapper/311:57:283
162732170,0sleep10-21swapper/109:23:491
1388099170,1cyclictest29246-21grep10:12:143
1388099170,1cyclictest29246-21grep10:12:133
1388099170,1cyclictest12963-21sshd12:37:443
11632170,0sleep30-21swapper/311:02:273
32602160,0sleep10-21swapper/112:20:131
247202160,0sleep10-21swapper/110:17:241
208502160,0sleep20-21swapper/211:23:342
179282160,0sleep10-21swapper/111:45:241
1388099160,1cyclictest1-21systemd09:38:133
127932160,0sleep20-21swapper/212:34:592
160782150,0sleep00-21swapper/012:07:250
1388099154,8cyclictest19199-21sshd12:15:583
1388099150,2cyclictest16468-21lspci11:28:423
1388099150,1cyclictest17486-21bash09:19:593
1388099150,0cyclictest0-21swapper/311:52:433
91012140,0sleep30-21swapper/311:44:463
62992140,0sleep20-21swapper/212:17:402
163262140,1sleep316328-21bash11:39:483
140322140,0sleep10-21swapper/112:07:141
1388099143,5cyclictest18298-21sshd10:50:073
13880991410,3cyclictest0-21swapper/310:37:243
1386299140,1cyclictest1-21systemd10:00:331
13855991412,1cyclictest0-21swapper/011:53:490
109562140,1sleep310950-21bash10:24:343
22382130,0sleep00-21swapper/011:27:280
209982130,0sleep2311rcuc/207:25:132
180212130,0sleep018016-21sshd10:00:120
13880991312,0cyclictest0-21swapper/312:22:143
13880991311,1cyclictest674-21dbus-daemon12:27:033
1388099130,2cyclictest3060-21grep12:06:173
1388099130,1cyclictest710-21NetworkManager11:16:583
1388099130,0cyclictest0-21swapper/310:01:033
1388099130,0cyclictest0-21swapper/309:21:573
1385599130,12cyclictest562-21sshd11:10:400
298942120,0sleep00-21swapper/012:30:480
244062120,0sleep10-21swapper/111:15:271
15012120,0sleep00-21swapper/011:16:180
1388099124,7cyclictest674-21dbus-daemon09:25:433
1388099121,5cyclictest0-21swapper/310:55:063
1388099120,2cyclictest660-21avahi-daemon10:43:543
1388099120,2cyclictest24328-21sshd11:21:023
1388099120,2cyclictest19860-21lspci09:43:423
1388099120,1cyclictest674-21dbus-daemon10:25:353
1388099120,1cyclictest6454-21sshd12:03:523
1388099120,1cyclictest19080-21lspci11:09:343
1388099120,1cyclictest15574-21sshd12:32:243
1388099120,1cyclictest12202-21sshd10:05:143
1388099120,1cyclictest1-21systemd11:12:293
1388099120,11cyclictest7758-21sshd09:48:143
13873991210,1cyclictest699-21gdbus09:48:272
13873991210,1cyclictest11185-21lspci12:04:172
1387399120,11cyclictest642-21systemd-logind11:02:162
1387399120,11cyclictest2890-21sshd12:22:572
1387399120,11cyclictest0-21swapper/211:18:372
1387399120,11cyclictest0-21swapper/210:36:462
1387399120,11cyclictest0-21swapper/210:13:162
1387399120,11cyclictest0-21swapper/210:13:162
13862991210,1cyclictest0-21swapper/112:11:341
1386299120,1cyclictest674-21dbus-daemon11:22:441
1386299120,1cyclictest24943-21sshd09:46:541
13855991210,1cyclictest9315-21sshd12:20:400
1385599120,1cyclictest649-21polkitd09:52:100
1385599120,11cyclictest7904-21grepconf.sh09:42:390
1388099110,1cyclictest3532-21ps09:10:183
1388099110,1cyclictest27330-21bash11:46:143
1388099110,1cyclictest25319-21sshd10:45:093
1388099110,1cyclictest2526-21bash10:32:053
1388099110,1cyclictest0-21swapper/309:30:343
1388099110,0cyclictest0-21swapper/307:24:203
13873991110,0cyclictest0-21swapper/209:19:562
1387399110,10cyclictest0-21swapper/212:12:472
1387399110,10cyclictest0-21swapper/209:26:562
1386299119,1cyclictest31204-21sshd10:26:141
1386299119,1cyclictest19828-21sshd10:14:141
1386299119,1cyclictest19828-21sshd10:14:131
13862991110,0cyclictest0-21swapper/111:05:041
13862991110,0cyclictest0-21swapper/111:02:231
1386299110,10cyclictest0-21swapper/110:55:041
1386299110,0cyclictest0-21swapper/111:52:131
1386299110,0cyclictest0-21swapper/109:27:041
1385599119,1cyclictest18592-21sshd10:33:300
1385599110,10cyclictest32550irq/27-ahci[00010:27:190
1385599110,10cyclictest18974-21lspci10:50:090
1385599110,10cyclictest0-21swapper/011:55:100
1385599110,10cyclictest0-21swapper/011:45:200
1385599110,10cyclictest0-21swapper/010:48:000
1387399109,0cyclictest0-21swapper/209:12:172
1387399100,0cyclictest0-21swapper/210:41:172
1387399100,0cyclictest0-21swapper/210:31:272
1387399100,0cyclictest0-21swapper/210:00:262
1386299109,0cyclictest0-21swapper/110:32:241
1386299100,0cyclictest0-21swapper/110:41:241
1385599109,0cyclictest0-21swapper/012:36:300
1385599109,0cyclictest0-21swapper/011:20:200
1385599108,1cyclictest28558-21lspci09:36:010
1385599100,9cyclictest0-21swapper/008:53:290
1385599100,0cyclictest0-21swapper/010:37:590
1385599100,0cyclictest0-21swapper/009:18:190
29114290,1sleep11-21systemd11:29:501
138809993,5cyclictest674-21dbus-daemon09:04:593
138809993,5cyclictest1002-21snmpd09:07:593
138809993,5cyclictest1002-21snmpd08:51:093
138809993,5cyclictest1002-21snmpd08:43:553
138809993,5cyclictest1002-21snmpd08:25:243
138809993,5cyclictest1002-21snmpd08:24:083
138809993,5cyclictest1002-21snmpd08:09:023
138809993,5cyclictest1002-21snmpd08:04:503
138809993,5cyclictest1002-21snmpd07:54:053
138809993,5cyclictest1002-21snmpd07:26:193
138739998,0cyclictest0-21swapper/212:36:372
138739998,0cyclictest0-21swapper/212:27:472
138629998,0cyclictest0-21swapper/112:15:331
138629996,1cyclictest29721-21sshd11:13:141
138629993,2cyclictest660-21avahi-daemon10:38:001
138559998,0cyclictest0-21swapper/009:56:200
138559998,0cyclictest0-21swapper/009:56:190
138559998,0cyclictest0-21swapper/007:54:200
138559998,0cyclictest0-21swapper/007:20:290
138559997,1cyclictest674-21dbus-daemon09:45:100
30853280,2sleep11386299cyclictest09:50:121
138809982,5cyclictest9211-21cat08:15:133
138809982,5cyclictest863-21sed07:55:113
138809982,5cyclictest29113-21df07:45:123
138809982,5cyclictest25627-21ntpq07:35:163
138809982,5cyclictest16735-21grep07:15:103
138809982,5cyclictest1002-21snmpd08:35:263
138809982,5cyclictest1002-21snmpd08:14:533
138809982,5cyclictest1002-21snmpd07:11:303
138809980,1cyclictest21452-21awk08:45:143
138809980,0cyclictest0-21swapper/308:55:103
138739987,0cyclictest0-21swapper/210:15:472
138739986,1cyclictest660-21avahi-daemon12:07:042
138739986,1cyclictest660-21avahi-daemon11:56:422
138739986,1cyclictest31691-21lspci09:44:442
138739985,2cyclictest674-21dbus-daemon09:53:432
138739985,2cyclictest660-21avahi-daemon11:28:032
138739985,2cyclictest660-21avahi-daemon11:11:582
138739985,2cyclictest660-21avahi-daemon10:48:402
138739985,2cyclictest660-21avahi-daemon09:57:412
138739985,2cyclictest660-21avahi-daemon09:57:412
138739985,2cyclictest660-21avahi-daemon09:34:422
138629986,1cyclictest29359-21tty09:36:061
138629986,1cyclictest25-21ksoftirqd/111:59:181
138629986,1cyclictest15640-21lspci10:49:531
138629985,2cyclictest660-21avahi-daemon12:27:431
138629985,2cyclictest660-21avahi-daemon11:44:331
138629985,2cyclictest660-21avahi-daemon09:40:501
138559987,0cyclictest0-21swapper/009:26:100
138559987,0cyclictest0-21swapper/008:13:200
138559986,1cyclictest7513-21systemd-cgroups12:17:470
138559986,1cyclictest663-21ModemManager12:00:580
138559985,2cyclictest660-21avahi-daemon12:14:210
138559985,2cyclictest660-21avahi-daemon11:35:430
138559985,2cyclictest660-21avahi-daemon11:31:040
138559985,2cyclictest660-21avahi-daemon09:33:390
138559980,7cyclictest13974-21sshd11:00:440
138809971,5cyclictest22957-21cstates07:30:113
138809970,2cyclictest26566-21crond07:40:013
138809970,2cyclictest15049-21expr08:30:113
138739976,0cyclictest0-21swapper/209:20:472
138739975,1cyclictest660-21avahi-daemon09:09:442
138739974,2cyclictest649-21polkitd09:35:032
138629973,3cyclictest723-21gdbus09:56:161
138629973,3cyclictest723-21gdbus09:56:151
138629973,3cyclictest660-21avahi-daemon10:05:161
138559975,1cyclictest699-21gdbus10:20:190
138559975,1cyclictest660-21avahi-daemon11:05:060
138559975,1cyclictest4166-21sshd09:10:210
138559975,1cyclictest29262-21lspci10:12:140
138559975,1cyclictest29262-21lspci10:12:130
138739965,0cyclictest0-21swapper/208:45:172
138739965,0cyclictest0-21swapper/208:01:362
138739965,0cyclictest0-21swapper/207:54:572
138739963,2cyclictest1002-21snmpd08:44:042
138739963,2cyclictest1002-21snmpd07:40:462
138739960,5cyclictest0-21swapper/208:33:072
138739960,5cyclictest0-21swapper/207:13:272
138559964,1cyclictest1002-21snmpd08:58:010
138559963,2cyclictest1002-21snmpd08:26:320
138559963,2cyclictest1002-21snmpd07:38:000
138559960,5cyclictest0-21swapper/009:09:090
138559960,1cyclictest15857-21awk07:14:590
138739954,0cyclictest0-21swapper/208:10:462
138739953,1cyclictest900-21hddtemp_smartct07:55:112
138739953,1cyclictest660-21avahi-daemon08:50:002
138739953,1cyclictest17114-21cat07:15:132
138739953,1cyclictest16993-21cpuspeed_turbos08:35:112
138739953,1cyclictest1002-21snmpd09:00:392
138739953,1cyclictest1002-21snmpd08:56:372
138739953,1cyclictest1002-21snmpd08:20:362
138739953,1cyclictest1002-21snmpd08:17:122
138739953,1cyclictest1002-21snmpd08:07:112
138739953,1cyclictest1002-21snmpd07:46:342
138739953,1cyclictest1002-21snmpd07:35:192
138739953,1cyclictest1002-21snmpd07:30:002
138739953,1cyclictest1002-21snmpd07:21:152
138739952,2cyclictest1002-21snmpd08:29:262
138629955,0cyclictest8469-21kworker/1:208:15:321
138629953,1cyclictest723-21gdbus08:44:551
138629953,1cyclictest26835-21kworker/1:109:00:141
138629953,1cyclictest25304-21grep08:55:111
138629953,1cyclictest23101-21grep07:30:131
138629953,1cyclictest22091-21users07:25:201
138629953,1cyclictest1705-21sendmail08:03:211
138629953,1cyclictest1002-21snmpd09:07:101
138629953,1cyclictest1002-21snmpd08:50:031
138629953,1cyclictest1002-21snmpd08:47:251
138629953,1cyclictest1002-21snmpd08:38:181
138629953,1cyclictest1002-21snmpd08:20:211
138629953,1cyclictest1002-21snmpd08:12:021
138629953,1cyclictest1002-21snmpd08:09:351
138629953,1cyclictest1002-21snmpd07:55:231
138629953,1cyclictest1002-21snmpd07:46:311
138629953,1cyclictest1002-21snmpd07:36:271
138629953,1cyclictest1002-21snmpd07:16:491
138629953,1cyclictest1002-21snmpd07:12:301
138629950,4cyclictest14831-21/usr/sbin/munin08:30:171
138629950,4cyclictest0-21swapper/107:20:431
138559955,0cyclictest14577-21kworker/0:108:40:340
138559954,0cyclictest20446-21kworker/0:007:33:530
138559953,1cyclictest649-21polkitd07:45:000
138559953,1cyclictest26963-21cstates07:40:110
138559953,1cyclictest17112-21cat07:15:130
138559953,1cyclictest15697-21ntp_states08:30:160
138559953,1cyclictest1002-21snmpd09:02:070
138559953,1cyclictest1002-21snmpd08:45:220
138559953,1cyclictest1002-21snmpd08:37:550
138559953,1cyclictest1002-21snmpd08:21:120
138559953,1cyclictest1002-21snmpd08:18:590
138559953,1cyclictest1002-21snmpd08:06:170
138559953,1cyclictest1002-21snmpd08:03:310
138559952,2cyclictest1002-21snmpd07:55:170
138559950,0cyclictest0-21swapper/007:27:100
138629942,1cyclictest674-21dbus-daemon07:50:011
138629942,1cyclictest26854-21cpu07:40:111
138629942,1cyclictest0-21swapper/108:25:001
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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