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2026-09-24 - 00:36
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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 rack5slot0.osadl.org (updated Wed Sep 23, 2026 12:44:53)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
859721310,0sleep38594-21sshd09:27:383
110521250,2sleep30-21swapper/312:06:333
2828121150,4sleep11165599cyclictest08:55:231
251242960,0sleep00-21swapper/012:25:590
13322940,1sleep01331-21bash10:42:540
314612930,2sleep30-21swapper/309:58:283
273592920,0sleep041ktimersoftd/009:12:160
170662920,4sleep21165699cyclictest09:57:112
166032900,2sleep30-21swapper/310:29:343
107772900,1sleep00-21swapper/009:50:320
86952890,2sleep20-21swapper/209:24:532
126552890,3sleep30-21swapper/311:53:073
246992870,2sleep30-21swapper/312:20:163
131522860,2sleep20-21swapper/209:53:592
1127728532,49sleep10-21swapper/107:08:301
293462840,2sleep329343-21sshd11:48:463
34152830,2sleep13412-21sshd11:13:571
65962820,3sleep26592-21bash11:52:342
65342820,1sleep26531-21bash11:46:422
14502820,2sleep21449-21bash10:22:172
265762810,2sleep126575-21sshd09:23:361
1120828132,44sleep30-21swapper/307:07:493
12672790,1sleep10-21swapper/111:31:211
108512790,2sleep310849-21bash11:44:183
94832780,3sleep20-21swapper/210:25:492
68892780,1sleep06887-21sshd11:46:430
131412780,3sleep03-21ksoftirqd/007:10:200
40852760,2sleep10-21swapper/110:01:431
233022760,0sleep00-21swapper/009:31:440
123092750,1sleep212306-21sshd09:39:212
161552740,0sleep116147-21sshd11:05:521
55242730,1sleep10-21swapper/112:15:331
128902710,1sleep212885-21sshd11:14:512
320162650,0sleep00-21swapper/011:07:190
113682650,2sleep10-21swapper/109:33:341
62082640,3sleep31165799cyclictest10:10:353
40792630,3sleep11165599cyclictest11:22:431
142532610,1sleep20-21swapper/210:08:342
1135026033,15sleep00-21swapper/007:09:260
1102525733,19sleep20-21swapper/207:05:312
34332340,2sleep33421-21sshd11:19:493
55282320,4sleep21165699cyclictest09:33:022
315722320,30sleep1144650irq/27-eth011:28:091
11656993225,5cyclictest5263-21sshd12:04:002
164722300,6sleep216468-21rm12:33:592
158622290,26sleep3144650irq/27-eth009:11:123
70382271,24sleep2144650irq/27-eth011:25:502
37852270,1sleep03772-21sshd09:24:280
310162270,2sleep331014-21sshd10:04:183
151802260,24sleep3144650irq/27-eth010:35:133
1165499257,17cyclictest3-21ksoftirqd/011:16:490
59022242,20sleep3144650irq/27-eth011:22:543
5542240,21sleep3144650irq/27-eth011:04:353
33752240,2sleep20-21swapper/208:00:192
296372240,3sleep01165499cyclictest12:35:080
157632240,2sleep30-21swapper/311:59:093
1165799249,4cyclictest0-21swapper/312:18:433
88452230,21sleep1144650irq/27-eth011:41:081
301242230,3sleep330084-21sshd10:55:123
156472230,2sleep10-21swapper/110:56:461
1165799230,16cyclictest44-21ksoftirqd/310:41:423
1165699237,3cyclictest2024-21nfsd12:07:572
1165699236,9cyclictest738-21bash09:26:582
126072220,20sleep1144650irq/27-eth012:33:381
1165699226,3cyclictest21297-21sshd09:43:012
1165699223,2cyclictest0-21swapper/210:45:352
11656992211,5cyclictest10981-21sshd12:21:542
78862212,17sleep3144650irq/27-eth009:36:013
48192210,1sleep10-21swapper/112:35:421
319422210,19sleep3144650irq/27-eth009:43:583
267182210,2sleep326717-21sshd09:34:563
205422210,2sleep20-21swapper/209:45:412
1165799213,8cyclictest144650irq/27-eth010:05:473
1165799213,4cyclictest0-21swapper/309:50:383
11657992116,3cyclictest14791-21sshd10:32:153
1165499218,1cyclictest0-21swapper/011:03:360
171062200,18sleep1144650irq/27-eth010:44:291
156992200,2sleep10-21swapper/109:19:521
11657992018,1cyclictest0-21swapper/308:31:303
11657992015,3cyclictest9485-21sshd12:30:233
11657992015,3cyclictest0-21swapper/309:16:243
11657992014,3cyclictest0-21swapper/310:17:013
11657992013,4cyclictest0-21swapper/311:36:123
1165799200,3cyclictest0-21swapper/312:38:013
1165799200,12cyclictest23081-21sshd10:50:543
1165699203,9cyclictest28273-21sshd11:42:572
1165699202,8cyclictest6285-21sshd11:05:052
1165499203,1cyclictest8-21rcu_preempt09:57:450
11654992012,7cyclictest10-21rcuc/011:34:220
11654992010,5cyclictest19133-21sshd10:09:010
87102190,17sleep228950irq/26-ahci[00010:13:562
269922190,17sleep1144650irq/27-eth011:57:151
263672192,15sleep1144650irq/27-eth010:45:171
194832190,17sleep3144650irq/27-eth009:22:593
1165799191,8cyclictest0-21swapper/312:27:283
11657991914,3cyclictest14130-21bash10:47:023
1165699196,3cyclictest8493-21rm11:58:292
1165699193,3cyclictest5316-21bash10:43:172
1165699192,3cyclictest27726-21bash10:03:582
1165599194,6cyclictest29903-21sshd10:36:271
1165599190,14cyclictest24027-21sshd09:40:181
65742180,2sleep36572-21bash11:25:463
39042181,15sleep1144650irq/27-eth010:16:321
1165799184,4cyclictest15183-21sshd09:45:173
1165799182,15cyclictest44-21ksoftirqd/312:11:483
11657991813,3cyclictest2132-21sshd10:20:053
11657991812,4cyclictest0-21swapper/311:13:023
1165799180,6cyclictest0-21swapper/312:00:503
11656991811,4cyclictest19583-21sshd10:35:292
1165599185,11cyclictest27810-21sshd09:12:191
11655991813,3cyclictest27406-21sshd10:33:231
1165599180,16cyclictest4454-21sshd11:46:291
1165599180,16cyclictest0-21swapper/111:04:581
1165599180,12cyclictest29339-21sshd11:54:391
1165499188,4cyclictest28562-21sshd12:03:100
11654991814,2cyclictest3-21ksoftirqd/009:36:010
11654991813,4cyclictest2022-21nfsd12:11:520
122162171,14sleep1144650irq/27-eth009:50:421
11657991712,3cyclictest14309-21sshd11:05:423
1165699176,10cyclictest153250irq/28-eth1-rx-07:23:032
1165699174,9cyclictest2185-21sshd12:15:202
1165699174,6cyclictest22636-21sshd10:15:162
1165699173,9cyclictest5132-21bash12:35:432
1165699172,7cyclictest25783-21sshd11:39:492
11656991713,3cyclictest4983-21sshd11:04:592
11656991713,3cyclictest0-21swapper/209:11:362
11656991712,3cyclictest9323-21sshd12:10:132
11656991711,4cyclictest2369-21sshd12:26:552
1165599178,4cyclictest5760-21sshd11:37:511
1165599170,4cyclictest29451-21sshd10:24:501
1165599170,15cyclictest17381-21sshd10:53:371
1165599170,15cyclictest0-21swapper/109:56:331
1165599170,14cyclictest0-21swapper/112:11:241
11654991714,2cyclictest992-21sshd12:06:330
11654991713,3cyclictest3-21ksoftirqd/010:16:270
11654991713,3cyclictest3-21ksoftirqd/010:04:210
11654991713,2cyclictest3-21ksoftirqd/011:43:280
11654991712,2cyclictest4589-21sshd09:18:520
1165499171,12cyclictest25906-21sshd10:54:470
11654991710,5cyclictest41ktimersoftd/012:30:240
1165499170,1cyclictest0-21swapper/009:26:240
1165499170,16cyclictest11004-21sshd10:11:010
1165499170,14cyclictest8753-21sshd09:47:350
239402160,14sleep1144650irq/27-eth009:46:011
11657991611,3cyclictest19417-21sshd11:30:053
1165699167,4cyclictest28624-21sshd10:33:302
1165699162,7cyclictest9570-21sshd11:32:092
1165699160,7cyclictest3554-21sshd10:52:052
1165699160,14cyclictest0-21swapper/209:17:172
1165599168,5cyclictest1158-21jbd2/dm-2-807:31:321
1165599167,7cyclictest17544-21bash10:05:531
1165599166,5cyclictest18644-21sshd09:28:321
1165599163,12cyclictest870-21sshd10:25:111
1165599160,4cyclictest144650irq/27-eth012:22:421
1165599160,3cyclictest21274-21sshd11:18:251
1165599160,14cyclictest26620-21sshd12:00:101
1165599160,14cyclictest0-21swapper/112:25:581
1165599160,14cyclictest0-21swapper/110:13:481
1165499169,2cyclictest8531-21cp10:56:040
1165499166,6cyclictest6824-21kworker/0:210:46:250
1165499162,1cyclictest11391-21sshd10:25:590
11654991614,1cyclictest22582-21cp11:21:290
11654991614,1cyclictest10402-21sshd11:50:040
11654991614,1cyclictest0-21swapper/012:22:360
11654991610,3cyclictest15861-21sshd10:35:140
1165499160,12cyclictest0-21swapper/008:13:420
1165799157,3cyclictest144650irq/27-eth008:01:023
1165799157,2cyclictest0-21swapper/308:42:373
1165799152,11cyclictest14650-21munin-node08:25:203
1165799151,7cyclictest0-21swapper/307:25:123
1165699152,6cyclictest0-21swapper/211:20:112
11656991513,1cyclictest0-21swapper/207:35:572
11656991510,4cyclictest31518-21iostat10:55:162
1165699150,13cyclictest23607-21sshd11:15:432
1165599157,7cyclictest0-21swapper/107:55:571
1165599152,1cyclictest27508-21bash12:06:001
1165599150,11cyclictest144650irq/27-eth009:38:041
1165499158,1cyclictest0-21swapper/010:24:200
1165499157,3cyclictest0-21swapper/009:42:450
1165499155,9cyclictest0-21swapper/011:25:100
11654991513,1cyclictest0-21swapper/008:31:300
1165499151,1cyclictest144650irq/27-eth012:17:330
1165499151,1cyclictest0-21swapper/011:57:430
1165499151,1cyclictest0-21swapper/011:13:390
11654991511,3cyclictest3-21ksoftirqd/011:37:380
1165499150,14cyclictest1929-21sshd10:31:050
1165799148,5cyclictest309-21munin-node07:55:143
1165799148,5cyclictest0-21swapper/307:38:133
1165799148,3cyclictest0-21swapper/308:07:433
1165799141,6cyclictest144650irq/27-eth007:10:213
1165799141,10cyclictest144650irq/27-eth007:30:223
1165799140,4cyclictest2024-21nfsd09:09:383
1165799140,13cyclictest0-21swapper/307:45:293
1165799140,13cyclictest0-21swapper/307:42:203
1165799140,13cyclictest0-21swapper/307:21:013
1165699142,4cyclictest0-21swapper/208:28:072
11656991412,1cyclictest0-21swapper/208:10:172
1165699140,5cyclictest0-21swapper/208:05:172
1165699140,13cyclictest144650irq/27-eth009:05:492
1165699140,11cyclictest0-21swapper/207:47:152
1165599140,12cyclictest2512-21runrttasks08:10:461
1165599140,12cyclictest14906-21grep07:15:171
1165599140,12cyclictest1379-21sshd09:10:001
1165499140,3cyclictest0-21swapper/008:51:540
1165799135,3cyclictest144650irq/27-eth008:20:183
11657991310,2cyclictest0-21swapper/307:51:503
1165799130,12cyclictest30946-21runrttasks09:00:473
1165799130,12cyclictest0-21swapper/308:58:373
1165799130,12cyclictest0-21swapper/308:45:013
1165799130,12cyclictest0-21swapper/308:38:343
1165799130,12cyclictest0-21swapper/308:10:033
1165799130,11cyclictest9145-21df_inode08:15:133
1165799130,11cyclictest25044-21df_inode08:50:133
1165699139,3cyclictest28950irq/26-ahci[00007:15:072
1165699131,11cyclictest144650irq/27-eth007:51:532
1165699131,11cyclictest144650irq/27-eth007:40:382
1165699130,12cyclictest0-21swapper/208:51:312
1165699130,12cyclictest0-21swapper/208:40:012
1165699130,12cyclictest0-21swapper/208:16:012
1165699130,12cyclictest0-21swapper/207:28:002
1165699130,12cyclictest0-21swapper/207:11:342
1165599139,3cyclictest144650irq/27-eth008:32:071
1165599139,3cyclictest144650irq/27-eth008:25:081
1165599138,4cyclictest2512-21runrttasks07:12:341
1165599130,4cyclictest29254-21taskset07:45:561
1165599130,4cyclictest26990-21taskset07:41:011
1165599130,4cyclictest25412-21munin-node08:50:151
1165599130,4cyclictest10539-21taskset08:16:141
1165599130,12cyclictest2024-21nfsd08:47:071
1165599130,12cyclictest144650irq/27-eth008:36:021
1165599130,12cyclictest0-21swapper/108:07:421
1165599130,12cyclictest0-21swapper/108:00:161
1165599130,12cyclictest0-21swapper/107:51:221
1165599130,12cyclictest0-21swapper/107:36:391
1165599130,12cyclictest0-21swapper/107:25:451
1165599130,12cyclictest0-21swapper/107:21:511
1165599130,11cyclictest20958-21irqstats08:40:161
1165499137,3cyclictest0-21swapper/007:40:240
1165499136,1cyclictest0-21swapper/008:15:190
11654991311,1cyclictest0-21swapper/007:27:360
1165499130,9cyclictest30095-21df07:50:110
1165499130,3cyclictest0-21swapper/009:05:360
1165499130,2cyclictest0-21swapper/007:46:020
1165499130,1cyclictest0-21swapper/009:00:160
1165499130,1cyclictest0-21swapper/008:46:530
1165499130,11cyclictest11780-21hddtemp_smartct08:20:130
1165499130,10cyclictest0-21swapper/007:34:330
1165799120,11cyclictest0-21swapper/307:15:123
1165699128,3cyclictest28631-21users08:55:252
1165699128,3cyclictest2024-21nfsd08:20:102
11656991210,1cyclictest0-21swapper/208:46:132
1165699120,11cyclictest422-21jbd2/dm-0-808:36:462
1165699120,11cyclictest17347-21taskset08:31:042
1165699120,11cyclictest0-21swapper/207:55:142
1165699120,11cyclictest0-21swapper/207:30:212
1165599126,5cyclictest2023-21nfsd08:20:011
1165599120,10cyclictest0-21swapper/109:00:131
1165499128,1cyclictest0-21swapper/007:16:080
1165499123,8cyclictest0-21swapper/008:41:480
1165499120,2cyclictest0-21swapper/007:55:040
1165499120,11cyclictest2088-21snmpd08:07:020
1165499120,11cyclictest0-21swapper/008:55:140
1165499120,11cyclictest0-21swapper/008:01:140
1165699117,3cyclictest30776-21munin-node09:00:222
1165499110,8cyclictest0-21swapper/008:26:010
1165499110,1cyclictest0-21swapper/007:20:470
1165499110,10cyclictest0-21swapper/008:35:570
1165499110,10cyclictest0-21swapper/007:37:000
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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