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2026-07-17 - 00:31
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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 Thu Jul 16, 2026 12:44:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
984521380,0sleep39843-21sshd10:44:283
1874221220,1sleep20-21swapper/209:17:232
618821170,0sleep00-21swapper/007:40:130
177202980,2sleep10-21swapper/112:20:171
2373529532,50sleep10-21swapper/107:07:181
185022930,6sleep10-21swapper/110:24:311
107332890,0sleep00-21swapper/009:58:410
240562870,5sleep02421399cyclictest10:45:540
103862870,2sleep22024-21nfsd10:47:592
240902850,2sleep324089-21bash10:00:093
320132840,2sleep02421399cyclictest09:40:090
320132840,2sleep02421399cyclictest09:40:090
263692840,2sleep326372-21latency_hist11:50:003
290452830,4sleep32421699cyclictest09:53:433
197182830,1sleep20-21swapper/209:52:412
2377128233,45sleep30-21swapper/307:07:453
266562800,2sleep326654-21bash09:14:523
6372790,0sleep00-21swapper/010:01:020
55412780,3sleep30-21swapper/311:17:263
274862780,3sleep30-21swapper/311:45:563
221562780,2sleep10-21swapper/109:56:211
209112780,1sleep20-21swapper/211:34:012
60222760,1sleep30-21swapper/310:26:343
276132760,2sleep12023-21nfsd11:42:291
283642750,2sleep228362-21sshd10:35:542
184612750,1sleep20-21swapper/211:18:542
263802740,2sleep22024-21nfsd12:05:462
295022730,3sleep30-21swapper/312:21:463
175272730,2sleep30-21swapper/312:01:183
167462720,2sleep10-21swapper/111:48:461
167462720,2sleep10-21swapper/111:48:461
199892700,4sleep22421599cyclictest12:12:122
39162680,2sleep10-21swapper/110:01:261
244282650,3sleep12421499cyclictest11:23:181
2386426432,12sleep20-21swapper/207:08:562
231192620,4sleep32421699cyclictest09:39:013
103312610,2sleep10-21swapper/109:41:141
103312610,2sleep10-21swapper/109:41:141
2381325832,14sleep00-21swapper/007:08:180
71042500,0sleep17101-21rm10:37:091
179752300,2sleep20-21swapper/209:20:402
277252260,2sleep10-21swapper/109:35:291
136742260,0sleep00-21swapper/011:33:100
59402250,23sleep228950irq/26-ahci[00011:40:112
2421599255,9cyclictest15932-21sshd10:59:492
238802250,2sleep10-21swapper/112:16:471
68142240,2sleep10-21swapper/110:05:431
6762240,2sleep32512-21runrttasks11:05:413
2421599245,4cyclictest483-21sshd11:59:252
2421599244,4cyclictest25336-21sshd10:53:222
2421399240,23cyclictest0-21swapper/012:37:140
89402230,21sleep3144650irq/27-eth009:44:433
89402230,21sleep3144650irq/27-eth009:44:423
37812230,20sleep3144650irq/27-eth011:02:013
267862230,2sleep20-21swapper/211:54:162
267862230,2sleep20-21swapper/211:54:162
175892230,21sleep2144650irq/27-eth009:42:052
175892230,21sleep2144650irq/27-eth009:42:052
8212220,0sleep2813-21sshd09:47:122
76132220,3sleep30-21swapper/311:36:023
45722220,2sleep20-21swapper/209:26:092
26162220,1sleep00-21swapper/010:58:200
227212220,1sleep222722-21sshd10:03:512
136872220,0sleep00-21swapper/010:06:300
9492210,3sleep1948-21sshd12:29:421
37122210,1sleep30-21swapper/312:30:003
275782210,2sleep20-21swapper/211:12:172
249222210,4sleep12421499cyclictest09:49:531
2421399210,1cyclictest13553-21switchtime10:20:230
217782210,2sleep20-21swapper/211:08:042
170562210,18sleep1144650irq/27-eth010:31:121
36612200,3sleep30-21swapper/309:19:163
305412201,17sleep2144650irq/27-eth009:11:442
2421599206,4cyclictest29175-21sshd10:25:302
2421599203,4cyclictest0-21swapper/212:01:152
2421599203,3cyclictest18145-21sshd11:22:292
2421399209,6cyclictest0-21swapper/011:10:350
2421399201,13cyclictest0-21swapper/011:15:150
2421399200,9cyclictest0-21swapper/009:35:220
24215991911,4cyclictest3455-21sshd09:57:522
2421399198,10cyclictest0-21swapper/010:37:340
2421399197,11cyclictest31282-21rm10:32:480
2421399190,2cyclictest0-21swapper/011:46:080
2421399190,2cyclictest0-21swapper/011:46:080
2421399190,2cyclictest0-21swapper/009:45:160
2421399190,18cyclictest31083-21sshd09:15:150
215692190,17sleep2144650irq/27-eth010:42:122
152612190,17sleep3144650irq/27-eth011:56:593
111722190,2sleep111163-21sshd10:59:171
2421699180,6cyclictest0-21swapper/310:18:173
2421599186,10cyclictest3620-21sshd10:15:492
2421599185,3cyclictest0-21swapper/211:03:432
2421599180,16cyclictest2024-21nfsd11:28:332
2421499188,4cyclictest22185-21sshd11:38:021
24214991815,2cyclictest0-21swapper/110:29:381
2421399188,9cyclictest26071-21sshd12:25:150
2421399188,5cyclictest0-21swapper/009:26:320
2421399187,6cyclictest0-21swapper/010:44:500
2421399187,10cyclictest0-21swapper/010:18:230
2421399187,10cyclictest0-21swapper/009:50:140
24213991814,3cyclictest20360-21sshd09:20:550
2421399181,15cyclictest0-21swapper/010:29:030
2421399180,9cyclictest9799-21sshd11:29:040
2421399180,1cyclictest0-21swapper/009:32:270
2421399180,13cyclictest0-21swapper/010:13:160
189222180,16sleep3144650irq/27-eth011:22:373
82872170,4sleep12421499cyclictest10:44:191
2421699177,4cyclictest24918-21sshd11:34:283
2421699176,9cyclictest6273-21sshd09:22:573
2421699170,5cyclictest9557-21sshd11:10:153
2421699170,5cyclictest0-21swapper/312:31:573
2421699170,16cyclictest144650irq/27-eth010:34:413
2421599175,3cyclictest2132-21sshd12:15:512
2421599175,2cyclictest0-21swapper/212:35:202
2421599172,10cyclictest20770-21bash10:21:082
24215991712,3cyclictest23185-21bash10:10:582
2421599170,15cyclictest0-21swapper/211:39:062
2421499178,7cyclictest0-21swapper/111:01:111
2421499170,4cyclictest144650irq/27-eth009:30:521
2421499170,12cyclictest13805-21expr09:20:181
2421399177,9cyclictest652-21sshd12:10:100
2421399177,9cyclictest10-21rcuc/011:05:300
2421399177,5cyclictest0-21swapper/012:00:080
2421399176,10cyclictest0-21swapper/011:43:590
24213991710,6cyclictest29247-21sshd12:06:060
2421399170,16cyclictest0-21swapper/012:20:060
2421399170,16cyclictest0-21swapper/007:25:110
2421699168,3cyclictest0-21swapper/310:50:003
24216991611,3cyclictest3400-21iostat_ios08:45:153
2421699160,4cyclictest30168-21sshd10:36:073
2421699160,14cyclictest562-21bash10:22:323
2421699160,14cyclictest22207-21sshd10:10:513
2421699160,14cyclictest15611-21sshd09:55:383
2421699160,14cyclictest0-21swapper/312:10:233
2421699160,14cyclictest0-21swapper/312:05:043
2421699160,14cyclictest0-21swapper/310:56:563
2421699160,14cyclictest0-21swapper/310:05:393
2421699160,11cyclictest3618-21sshd09:47:313
2421699160,11cyclictest2024-21nfsd09:27:543
2421599162,7cyclictest2970-21sshd12:29:552
2421599160,1cyclictest4227-21sshd10:33:232
2421599160,14cyclictest12225-21cp11:48:102
2421599160,14cyclictest12225-21cp11:48:102
2421499169,5cyclictest11531-21sshd11:25:371
2421499168,6cyclictest0-21swapper/112:07:101
2421499163,12cyclictest0-21swapper/107:31:371
2421499162,5cyclictest30383-21runrttasks12:36:401
2421499161,6cyclictest5393-21sshd09:12:301
2421499161,3cyclictest0-21swapper/110:50:171
2421499161,13cyclictest14483-21sshd09:52:071
2421499161,13cyclictest0-21swapper/112:10:421
2421499160,7cyclictest0-21swapper/110:15:251
2421499160,4cyclictest32469-21sshd09:25:391
2421499160,14cyclictest18082-21sshd11:07:391
2421499160,14cyclictest14676-21sshd10:13:381
2421499160,14cyclictest11681-21rm11:18:081
2421499160,12cyclictest28527-21sshd09:15:041
2421399166,2cyclictest14631-21awk12:20:000
2421399165,7cyclictest0-21swapper/009:10:100
2421399163,2cyclictest4490-21cp10:55:000
2421399162,1cyclictest2132-21sshd11:20:160
2421399160,3cyclictest0-21swapper/011:36:410
2421399160,15cyclictest0-21swapper/009:01:190
2421399160,15cyclictest0-21swapper/007:16:310
2421399160,13cyclictest21479-21kworker/0:211:01:250
2421699157,6cyclictest0-21swapper/312:35:053
2421699157,6cyclictest0-21swapper/311:40:323
2421699156,8cyclictest144650irq/27-eth007:25:113
2421699150,6cyclictest4247-21sshd12:18:353
2421699150,6cyclictest0-21swapper/311:25:343
2421699150,4cyclictest144650irq/27-eth009:07:423
2421699150,13cyclictest3231-21sshd09:32:583
2421699150,13cyclictest29853-21cp10:50:093
2421699150,13cyclictest26509-21munin-node07:15:103
2421599151,5cyclictest0-21swapper/212:30:492
2421599150,8cyclictest119192sleep207:53:262
2421599150,8cyclictest0-21swapper/207:32:022
2421599150,8cyclictest0-21swapper/207:14:032
2421599150,7cyclictest4175-21sshd12:22:452
2421599150,12cyclictest2132-21sshd09:37:352
2421499158,3cyclictest0-21swapper/110:46:351
2421499155,9cyclictest0-21swapper/111:30:291
2421499151,13cyclictest0-21swapper/111:56:291
2421499150,6cyclictest0-21swapper/112:00:351
2421499150,4cyclictest144650irq/27-eth007:10:141
2421499150,14cyclictest0-21swapper/111:11:131
2421399157,6cyclictest29771-21uname11:50:190
2421399157,6cyclictest29771-21uname11:50:190
2421399152,11cyclictest24212-21cyclictest07:20:170
24213991511,3cyclictest5930-21sshd12:30:120
2421399150,1cyclictest0-21swapper/008:55:070
2421399150,1cyclictest0-21swapper/007:30:200
2421399150,14cyclictest31711-21sshd11:59:140
2421399150,13cyclictest0-21swapper/008:25:150
2421399150,12cyclictest0-21swapper/008:11:080
156672150,13sleep1144650irq/27-eth012:31:111
2421699142,11cyclictest144650irq/27-eth007:49:453
2421699140,4cyclictest0-21swapper/307:20:013
2421699140,12cyclictest26983-21sshd11:50:053
2421699140,12cyclictest26983-21sshd11:50:053
2421599148,4cyclictest11726-21munin-node09:05:132
2421599148,4cyclictest10741-21sshd09:30:172
2421599142,11cyclictest144650irq/27-eth008:16:202
2421599140,7cyclictest0-21swapper/208:24:432
2421599140,13cyclictest4515-21munin-node07:35:212
2421599140,13cyclictest32244-21sshd10:05:042
2421499148,4cyclictest26444-21sshd11:50:011
2421499148,4cyclictest26444-21sshd11:50:011
2421499142,11cyclictest144650irq/27-eth008:45:231
2421499141,10cyclictest144650irq/27-eth007:41:211
2421399143,1cyclictest0-21swapper/007:35:220
2421399140,1cyclictest0-21swapper/008:20:240
2421399140,1cyclictest0-21swapper/007:56:020
2421399140,1cyclictest0-21swapper/007:11:370
2421399140,13cyclictest0-21swapper/008:51:040
2421399140,13cyclictest0-21swapper/008:45:460
2421399140,13cyclictest0-21swapper/008:42:390
2421399140,13cyclictest0-21swapper/008:05:010
2421399140,13cyclictest0-21swapper/008:01:200
2421399140,13cyclictest0-21swapper/007:50:370
2421399140,13cyclictest0-21swapper/007:45:050
2421399140,11cyclictest0-21swapper/008:35:000
2421399140,11cyclictest0-21swapper/008:30:220
230602140,1sleep00-21swapper/008:15:360
2421699139,3cyclictest144650irq/27-eth008:00:083
2421699132,9cyclictest0-21swapper/308:22:033
2421699131,11cyclictest1158-21jbd2/dm-2-808:40:103
2421699130,5cyclictest0-21swapper/308:16:083
2421699130,4cyclictest29885-21chrt08:30:413
2421699130,4cyclictest12617-21diskstats07:55:153
2421699130,12cyclictest144650irq/27-eth009:00:443
2421699130,12cyclictest0-21swapper/308:54:113
2421699130,12cyclictest0-21swapper/308:11:513
2421699130,12cyclictest0-21swapper/307:36:043
2421699130,12cyclictest0-21swapper/307:30:243
2421699130,11cyclictest8321-21munin-node08:55:193
2421699130,11cyclictest5480-21munin-node07:40:173
2421699130,11cyclictest17606-21taskset08:05:173
2421599138,4cyclictest0-21swapper/209:01:252
2421599137,5cyclictest14260-21chrt07:59:232
2421599132,2cyclictest2631-21munin-node08:45:112
2421599131,3cyclictest8066-21df_inode07:45:122
2421599131,11cyclictest144650irq/27-eth008:10:572
24215991311,1cyclictest0-21swapper/208:53:222
24215991311,1cyclictest0-21swapper/208:30:452
24215991311,1cyclictest0-21swapper/208:06:552
2421599130,5cyclictest2512-21runrttasks08:26:112
2421599130,5cyclictest165232chrt08:04:082
2421599130,12cyclictest0-21swapper/208:55:312
2421599130,12cyclictest0-21swapper/208:35:292
2421599130,12cyclictest0-21swapper/207:40:012
2421599130,12cyclictest0-21swapper/207:26:342
2421599130,12cyclictest0-21swapper/207:20:412
2421599130,12cyclictest0-21swapper/207:15:382
2421499139,3cyclictest144650irq/27-eth009:05:081
2421499139,3cyclictest144650irq/27-eth007:21:101
2421499131,2cyclictest144650irq/27-eth007:15:331
24214991311,1cyclictest0-21swapper/108:51:461
24214991311,1cyclictest0-21swapper/107:58:251
2421499130,4cyclictest8509-21iostat07:45:151
2421499130,4cyclictest2512-21runrttasks09:02:071
2421499130,4cyclictest2512-21runrttasks08:21:011
2421499130,12cyclictest30465-21munin-node08:35:131
2421499130,12cyclictest144650irq/27-eth008:55:501
2421499130,12cyclictest144650irq/27-eth007:27:231
2421499130,12cyclictest0-21swapper/108:30:291
2421499130,12cyclictest0-21swapper/108:11:131
2421499130,12cyclictest0-21swapper/107:51:071
2421499130,11cyclictest3895-21hddtemp_smartct07:35:131
2421499130,11cyclictest2512-21runrttasks08:06:301
2421499130,10cyclictest27625-21taskset08:25:501
2421399137,5cyclictest0-21swapper/009:05:270
2421699127,4cyclictest0-21swapper/308:36:083
2421699120,3cyclictest0-21swapper/307:10:123
2421699120,11cyclictest0-21swapper/307:50:233
2421699120,10cyclictest0-21swapper/308:25:113
2421599120,10cyclictest0-21swapper/208:40:132
24214991210,1cyclictest0-21swapper/108:15:191
2421499120,11cyclictest1676-21munin-node08:40:221
2421499120,11cyclictest16214-21sshd08:00:231
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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