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2026-04-10 - 23:10
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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 all highest latencies:
System rack2slot0.osadl.org (updated Fri Apr 10, 2026 12:43:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
22922930,0sleep00-21swapper/012:20:410
180172830,2sleep11371299cyclictest10:47:181
240492780,2sleep11371299cyclictest11:24:071
37792590,0sleep20-21swapper/211:19:352
58672560,0sleep00-21swapper/009:56:090
283602550,0sleep20-21swapper/210:14:512
189192550,0sleep30-21swapper/310:11:113
91672540,1sleep1710-21NetworkManager11:08:531
298612540,0sleep20-21swapper/209:17:352
269662540,1sleep026964-21kworker/u8:211:07:360
161502540,0sleep11073-21nfsd09:31:351
35722520,0sleep30-21swapper/310:48:513
295102520,0sleep10-21swapper/109:58:151
266892520,0sleep30-21swapper/311:32:383
208892520,0sleep20-21swapper/210:08:372
105122520,0sleep30-21swapper/309:23:053
105122520,0sleep30-21swapper/309:23:043
303532510,0sleep00-21swapper/012:06:230
295952510,0sleep00-21swapper/012:03:350
20832510,0sleep00-21swapper/009:22:020
20832510,0sleep00-21swapper/009:22:020
151842510,0sleep30-21swapper/310:55:213
257972500,0sleep125794-21bash11:26:581
20832500,0sleep20-21swapper/210:01:252
156012500,0sleep3710-21NetworkManager12:30:183
147202500,0sleep20-21swapper/210:49:502
5652490,0sleep10-21swapper/109:17:581
313602490,0sleep30-21swapper/310:03:583
304072480,0sleep30-21swapper/310:23:213
23872480,0sleep10-21swapper/111:50:051
19692470,0sleep20-21swapper/212:26:202
263002460,2sleep01370499cyclictest10:25:420
175682420,1sleep317567-21bash10:30:293
1334724136,3sleep20-21swapper/207:06:552
1338222311,7sleep30-21swapper/307:07:203
1180322210,7sleep10-21swapper/107:05:061
132032219,7sleep00-21swapper/007:05:210
177732190,0sleep10-21swapper/110:25:031
67552180,1sleep16753-21sshd09:53:311
291342170,1sleep20-21swapper/212:23:082
155172170,1sleep315503-21sshd10:41:313
222772160,0sleep00-21swapper/011:32:150
19912160,0sleep20-21swapper/211:27:432
176412160,1sleep2311rcuc/211:01:082
238062150,0sleep20-21swapper/211:12:542
1372099150,14cyclictest0-21swapper/209:57:122
13704991513,1cyclictest1173-21kworker/0:211:38:510
134172150,0sleep20-21swapper/211:59:252
65032140,0sleep10-21swapper/109:39:371
38902140,0sleep00-21swapper/010:18:170
326452140,1sleep232643-21lspci12:37:262
200962140,0sleep10-21swapper/112:05:271
13721991413,0cyclictest0-21swapper/311:53:153
1372099140,13cyclictest0-21swapper/209:39:322
13704991413,0cyclictest101ktimersoftd/011:53:300
135482140,0sleep00-21swapper/010:49:450
84032130,0sleep10-21swapper/111:03:111
307602130,1sleep230762-21bash10:28:572
13704991312,0cyclictest32550irq/27-ahci[00011:59:230
13704991312,0cyclictest18197-21kworker/0:012:19:130
13704991311,1cyclictest31532-21kworker/0:309:51:330
307322120,0sleep20-21swapper/211:30:132
196462120,0sleep20-21swapper/210:36:182
170542120,0sleep30-21swapper/311:06:433
1372199120,1cyclictest19726-21bash09:37:563
1372199120,11cyclictest29863-21sshd11:44:063
1372199120,11cyclictest0-21swapper/310:37:063
1372099120,11cyclictest23728-21sshd12:33:512
1372099120,11cyclictest1423-21cp12:09:322
1372099120,0cyclictest0-21swapper/210:43:422
1371299120,1cyclictest25245-21grep12:39:381
13704991210,1cyclictest0-21swapper/009:42:440
246052110,1sleep224600-21sshd12:00:172
13721991110,0cyclictest0-21swapper/311:46:063
13721991110,0cyclictest0-21swapper/310:28:563
13721991110,0cyclictest0-21swapper/309:33:463
1372199110,10cyclictest0-21swapper/311:36:553
1372199110,0cyclictest0-21swapper/311:17:463
13720991110,0cyclictest0-21swapper/212:15:012
13720991110,0cyclictest0-21swapper/211:44:122
13720991110,0cyclictest0-21swapper/211:07:522
13720991110,0cyclictest0-21swapper/209:42:212
13720991110,0cyclictest0-21swapper/208:55:212
1372099110,0cyclictest0-21swapper/210:59:022
1371299119,1cyclictest25500-21sshd11:15:481
1371299119,1cyclictest11279-21sshd11:11:481
1371299119,1cyclictest0-21swapper/111:56:281
13712991110,0cyclictest0-21swapper/110:12:581
13712991110,0cyclictest0-21swapper/109:49:081
13712991110,0cyclictest0-21swapper/109:28:281
1371299110,10cyclictest0-21swapper/112:21:381
1371299110,10cyclictest0-21swapper/112:02:481
1371299110,10cyclictest0-21swapper/110:21:071
1371299110,0cyclictest0-21swapper/111:49:181
1370499119,1cyclictest9-21ksoftirqd/010:43:520
1370499119,1cyclictest0-21swapper/011:22:340
1370499111,1cyclictest8639-21bash10:38:090
13704991111,0cyclictest5576-21kworker/0:111:18:320
13704991110,0cyclictest0-21swapper/012:11:240
1370499110,1cyclictest0-21swapper/012:28:190
1370499110,10cyclictest31532-21kworker/0:310:01:300
1370499110,10cyclictest0-21swapper/010:07:040
1370499110,0cyclictest0-21swapper/009:39:540
1372199108,1cyclictest24628-21sshd11:01:463
1372199100,0cyclictest0-21swapper/310:52:063
1372199100,0cyclictest0-21swapper/309:57:063
1372199100,0cyclictest0-21swapper/309:10:263
1372099109,0cyclictest0-21swapper/210:22:512
1372099108,1cyclictest22732-21sshd09:28:322
1371299109,0cyclictest32319-21sshd10:54:081
1371299109,0cyclictest0-21swapper/112:27:081
1371299109,0cyclictest0-21swapper/112:14:581
1371299109,0cyclictest0-21swapper/111:32:581
1371299109,0cyclictest0-21swapper/110:32:381
1371299109,0cyclictest0-21swapper/110:05:281
1371299108,1cyclictest0-21swapper/110:39:571
1371299105,4cyclictest674-21dbus-daemon11:41:331
1371299100,0cyclictest0-21swapper/109:14:181
1370499109,0cyclictest31686-21kworker/0:410:10:470
1370499109,0cyclictest0-21swapper/011:46:540
1370499109,0cyclictest0-21swapper/011:00:330
1370499102,1cyclictest22727-21kworker/0:310:54:240
1370499101,1cyclictest9-21ksoftirqd/010:22:060
1370499101,1cyclictest131rcu_sched10:32:370
13704991010,0cyclictest527-40kipmi008:28:330
1370499100,1cyclictest2792-21sshd11:11:030
1370499100,1cyclictest131rcu_sched09:49:210
1370499100,0cyclictest0-21swapper/009:30:230
133692100,0sleep30-21swapper/311:56:333
137219998,0cyclictest0-21swapper/312:20:263
137219998,0cyclictest0-21swapper/308:54:563
137219998,0cyclictest0-21swapper/307:49:563
137209998,0cyclictest0-21swapper/211:51:212
137209998,0cyclictest0-21swapper/209:47:122
137209996,2cyclictest660-21avahi-daemon12:13:332
137129998,0cyclictest0-21swapper/110:58:581
137129998,0cyclictest0-21swapper/109:42:171
137049999,0cyclictest8825-21kworker/0:209:18:370
137049998,0cyclictest24502-21lspci12:39:340
137049998,0cyclictest0-21swapper/007:52:140
137049998,0cyclictest0-21swapper/007:40:130
137049996,2cyclictest660-21avahi-daemon11:25:490
137049992,1cyclictest9-21ksoftirqd/010:59:110
137219987,0cyclictest0-21swapper/312:25:563
137219987,0cyclictest0-21swapper/312:13:463
137219987,0cyclictest0-21swapper/310:07:253
137219986,1cyclictest11561-21lspci09:40:023
137219985,2cyclictest699-21gdbus11:10:143
137219985,2cyclictest674-21dbus-daemon11:27:533
137219985,2cyclictest660-21avahi-daemon12:36:173
137219985,2cyclictest660-21avahi-daemon12:19:463
137219985,2cyclictest660-21avahi-daemon10:19:123
137219985,2cyclictest660-21avahi-daemon09:52:273
137219985,2cyclictest660-21avahi-daemon09:47:563
137219985,2cyclictest660-21avahi-daemon09:17:103
137219984,3cyclictest660-21avahi-daemon12:05:513
137209987,0cyclictest0-21swapper/209:05:112
137209986,1cyclictest649-21polkitd10:52:022
137209986,1cyclictest29979-21gdbus09:10:322
137209986,1cyclictest29755-21sshd10:34:272
137209986,1cyclictest1528-21lspci09:21:572
137209986,1cyclictest1528-21lspci09:21:562
137209985,2cyclictest660-21avahi-daemon11:45:062
137209985,2cyclictest660-21avahi-daemon11:23:102
137209985,2cyclictest660-21avahi-daemon10:15:372
137129986,1cyclictest14441-21lspci12:16:101
137129985,2cyclictest917-21kworker/1:112:30:251
137129985,2cyclictest660-21avahi-daemon10:16:071
137129985,2cyclictest660-21avahi-daemon10:01:061
137129985,2cyclictest660-21avahi-daemon09:24:271
137129985,2cyclictest660-21avahi-daemon09:24:261
137129984,3cyclictest649-21polkitd11:35:501
137049987,0cyclictest8117-21lspci09:10:580
137049987,0cyclictest0-21swapper/008:08:130
137049986,1cyclictest9-21ksoftirqd/011:44:570
137049981,1cyclictest131rcu_sched09:27:080
137049980,1cyclictest0-21swapper/012:31:360
137219975,1cyclictest9610-21lspci11:20:053
137219975,1cyclictest31097-21lspci09:25:273
137219974,2cyclictest649-21polkitd12:01:003
137209976,0cyclictest0-21swapper/208:35:322
137209974,2cyclictest660-21avahi-daemon11:35:192
137209974,2cyclictest660-21avahi-daemon09:50:332
137209974,2cyclictest660-21avahi-daemon09:31:422
137129975,1cyclictest660-21avahi-daemon10:40:091
137219965,0cyclictest0-21swapper/308:41:553
137219964,1cyclictest674-21dbus-daemon08:19:593
137219964,1cyclictest660-21avahi-daemon09:09:503
137219963,2cyclictest1002-21snmpd08:32:193
137219963,2cyclictest1002-21snmpd08:12:003
137219963,2cyclictest1002-21snmpd07:55:543
137219963,2cyclictest1002-21snmpd07:39:413
137219960,5cyclictest0-21swapper/308:05:063
137219960,0cyclictest0-21swapper/308:39:263
137209965,0cyclictest0-21swapper/208:40:312
137209965,0cyclictest0-21swapper/208:09:412
137209965,0cyclictest0-21swapper/207:35:322
137209964,1cyclictest21261-21mii-tool08:45:142
137209963,2cyclictest1002-21snmpd08:50:412
137209963,2cyclictest1002-21snmpd07:28:492
137209960,5cyclictest0-21swapper/208:16:312
137209960,0cyclictest0-21swapper/207:23:122
137129964,1cyclictest660-21avahi-daemon08:50:001
137129964,1cyclictest649-21polkitd09:04:551
137129964,1cyclictest26400-21kworker/1:107:49:001
137129963,2cyclictest674-21dbus-daemon09:10:001
137129963,2cyclictest674-21dbus-daemon08:55:001
137129963,2cyclictest1002-21snmpd08:30:271
137129963,2cyclictest1002-21snmpd07:33:201
137129960,5cyclictest0-21swapper/107:19:171
137049965,0cyclictest0-21swapper/008:46:130
137049964,1cyclictest9-21ksoftirqd/009:00:000
137049964,1cyclictest30309-21grep09:05:190
137049963,2cyclictest674-21dbus-daemon07:25:010
137049963,2cyclictest1002-21snmpd08:52:170
137049963,2cyclictest1002-21snmpd08:34:210
137049960,5cyclictest0-21swapper/007:34:030
22580250,0sleep30-21swapper/307:30:103
137219953,1cyclictest20892-21cut07:25:133
137219953,1cyclictest16970-21cat07:15:133
137219953,1cyclictest14159-21df_inode07:10:113
137219953,1cyclictest1088-21ntpd07:50:163
137219953,1cyclictest1015-21runrttasks08:55:013
137219953,1cyclictest1002-21snmpd08:28:283
137219953,1cyclictest1002-21snmpd08:22:373
137219953,1cyclictest1002-21snmpd08:00:363
137219952,2cyclictest699-21gdbus09:00:013
137219952,2cyclictest27199-21cut07:40:153
137209954,0cyclictest0-21swapper/208:30:312
137209953,1cyclictest31256-21irqstats07:50:142
137209953,1cyclictest1002-21snmpd09:00:442
137209953,1cyclictest1002-21snmpd08:24:012
137209953,1cyclictest1002-21snmpd08:02:122
137209953,1cyclictest1002-21snmpd07:58:482
137209953,1cyclictest1002-21snmpd07:40:432
137209953,1cyclictest1002-21snmpd07:10:102
137209953,1cyclictest0-21swapper/208:10:122
137209952,2cyclictest23978-21users07:30:182
137209952,2cyclictest1002-21snmpd08:26:582
137209952,2cyclictest1002-21snmpd07:46:262
137129953,1cyclictest18969-21cat07:20:131
137129953,1cyclictest10607-21/usr/sbin/munin08:20:141
137129953,1cyclictest1002-21snmpd08:55:311
137129953,1cyclictest1002-21snmpd08:41:401
137129953,1cyclictest1002-21snmpd08:37:221
137129953,1cyclictest1002-21snmpd08:27:521
137129953,1cyclictest1002-21snmpd08:15:101
137129953,1cyclictest1002-21snmpd08:10:451
137129953,1cyclictest1002-21snmpd08:05:111
137129953,1cyclictest1002-21snmpd08:01:331
137129953,1cyclictest1002-21snmpd07:57:121
137129953,1cyclictest1002-21snmpd07:35:321
137129953,1cyclictest1002-21snmpd07:25:111
137129953,1cyclictest1002-21snmpd07:11:221
137129952,2cyclictest27499-21ntp_kernel_pll_07:40:151
137129952,1cyclictest0-21swapper/107:51:441
137049954,0cyclictest0-21swapper/009:02:540
137049953,1cyclictest8934-21cut08:15:140
137049953,1cyclictest7779-21timerwakeupswit08:10:200
137049953,1cyclictest649-21polkitd08:00:000
137049953,1cyclictest624-13audispd07:55:130
137049953,1cyclictest24932-21grep07:35:120
137049953,1cyclictest19127-21cut08:40:120
137049953,1cyclictest17235-21interrupts08:35:140
137049953,1cyclictest1002-21snmpd08:20:000
137049952,2cyclictest1002-21snmpd07:45:170
137049952,2cyclictest1002-21snmpd07:21:160
137219942,1cyclictest20792-21cpu08:45:113
137219942,1cyclictest0-21swapper/307:20:113
137209942,1cyclictest16019-21gltestperf07:15:012
137049942,1cyclictest16112-21nfsd407:15:000
137049942,1cyclictest14177-21forks07:10:120
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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