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2026-09-22 - 21:05
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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 Tue Sep 22, 2026 12:44:55)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2100121650,1sleep21893799cyclictest10:49:102
2206321250,0sleep022050-21sshd11:18:370
898321240,2sleep32077-21nscd12:36:323
2237821240,1sleep20-21swapper/211:42:202
1933421210,1sleep019333-21sshd09:22:100
1510321160,2sleep315088-21sshd10:42:463
1975421040,1sleep08-21rcu_preempt11:45:070
2711221020,1sleep027093-21sshd09:28:480
18657210134,55sleep10-21swapper/107:09:451
1853529924,55sleep30-21swapper/307:08:273
86722960,1sleep00-21swapper/009:47:150
124572930,3sleep30-21swapper/310:19:123
6682920,3sleep20-21swapper/212:38:472
287712910,5sleep11893699cyclictest09:43:191
78652890,3sleep20-21swapper/209:12:422
300992890,1sleep30-21swapper/311:28:033
138062890,1sleep041ktimersoftd/010:25:110
9742880,1sleep00-21swapper/011:37:250
241252880,2sleep224126-21bash09:22:362
237172880,4sleep21893799cyclictest09:48:422
151522870,1sleep041ktimersoftd/009:44:590
30032860,3sleep30-21swapper/311:02:093
263252860,2sleep20-21swapper/211:01:162
147562860,2sleep114754-21bash10:42:441
323282850,1sleep30-21swapper/311:19:333
93552840,2sleep20-21swapper/209:30:102
214382840,1sleep30-21swapper/311:45:143
203972830,1sleep20-21swapper/210:19:562
194042830,0sleep119398-21sshd12:02:351
181982830,2sleep318195-21bash09:36:443
183322820,5sleep11893699cyclictest10:02:231
162252820,2sleep30-21swapper/310:39:573
111582810,2sleep30-21swapper/312:25:103
163302800,1sleep20-21swapper/210:30:582
161472790,2sleep316143-21sshd12:02:173
279542780,1sleep31893899cyclictest10:06:093
81542770,1sleep20-21swapper/209:38:432
250852760,0sleep00-21swapper/010:49:320
202482750,1sleep10-21swapper/112:23:041
199212750,1sleep119913-21sshd12:28:521
75992740,8sleep1144650irq/27-eth012:16:021
195342730,0sleep00-21swapper/009:59:420
170092730,2sleep117010-21bash09:45:081
8582720,1sleep3859-21sshd09:23:253
115522710,2sleep30-21swapper/312:16:243
80652660,2sleep11893699cyclictest11:58:341
1866125832,14sleep00-21swapper/007:09:480
99312570,1sleep11893699cyclictest10:33:301
48212550,1sleep10-21swapper/110:56:221
1840425432,9sleep20-21swapper/207:06:462
115112540,2sleep20-21swapper/210:39:272
320372500,0sleep332034-21bash10:23:463
317222500,1sleep131719-21sshd11:25:161
189302360,0sleep218929-21sshd12:02:332
80342350,1sleep00-21swapper/011:55:380
95312330,4sleep01893599cyclictest11:02:460
211482330,0sleep00-21swapper/011:24:190
181992330,31sleep3144650irq/27-eth011:24:023
274042312,27sleep1144650irq/27-eth009:34:461
63082302,26sleep2144650irq/27-eth012:10:102
18935993013,14cyclictest3-21ksoftirqd/011:43:150
319292290,3sleep12024-21nfsd11:19:311
284092290,26sleep1144650irq/27-eth009:20:121
254842290,3sleep10-21swapper/110:37:471
128692290,4sleep31893899cyclictest11:14:563
1893599289,11cyclictest3-21ksoftirqd/011:09:410
18935992813,13cyclictest3-21ksoftirqd/010:30:300
178552280,2sleep217854-21bash09:53:542
166592280,2sleep316646-21sshd09:45:053
18938992713,7cyclictest0-21swapper/309:56:043
112622270,4sleep21893799cyclictest12:28:052
239922260,2sleep20-21swapper/211:27:292
18937992619,4cyclictest6332-21id11:20:062
1893599261,7cyclictest0-21swapper/010:15:480
18935992612,12cyclictest3-21ksoftirqd/012:00:420
245782250,2sleep224574-21sshd09:28:332
200912250,2sleep30-21swapper/310:34:273
1893899250,4cyclictest25672-21cp12:14:533
18937992520,3cyclictest12772-21sshd12:22:232
1893599257,10cyclictest0-21swapper/010:51:010
18935992512,11cyclictest3-21ksoftirqd/010:06:070
1893599250,14cyclictest0-21swapper/012:23:170
18937992421,2cyclictest26522-21sshd09:43:072
18937992412,3cyclictest8071-21sshd11:14:302
1893699240,23cyclictest2024-21nfsd12:11:021
12122240,3sleep30-21swapper/309:12:083
111242240,1sleep011119-21sshd10:42:220
230282230,2sleep20-21swapper/210:02:492
230242230,2sleep10-21swapper/109:16:501
1893599238,2cyclictest3-21ksoftirqd/010:11:570
1893599238,2cyclictest3-21ksoftirqd/010:11:570
18935992312,9cyclictest3-21ksoftirqd/009:33:520
18935992312,7cyclictest3-21ksoftirqd/009:15:530
18938992215,4cyclictest6653-21sshd12:33:243
18938992213,2cyclictest144650irq/27-eth009:32:473
1893899220,17cyclictest2132-21sshd09:43:123
1893799229,1cyclictest30907-21bash11:07:472
1893799227,1cyclictest0-21swapper/211:57:152
1893799220,3cyclictest0-21swapper/211:33:302
18936992212,6cyclictest0-21swapper/111:33:581
1893599228,5cyclictest3-21ksoftirqd/012:39:030
18935992211,7cyclictest3-21ksoftirqd/011:53:250
18935992211,10cyclictest3-21ksoftirqd/010:21:280
1893599220,10cyclictest0-21swapper/007:50:120
163772222,17sleep1144650irq/27-eth012:08:101
219312210,19sleep2144650irq/27-eth011:36:202
1893899214,10cyclictest29856-21sshd11:43:023
1893899211,12cyclictest2132-21sshd11:56:583
18938992110,2cyclictest22859-21grep10:55:113
1893799212,13cyclictest2024-21nfsd12:34:322
1893699219,4cyclictest0-21swapper/110:12:521
1893699219,4cyclictest0-21swapper/110:12:511
1893599211,11cyclictest7261-21sshd10:01:210
18935992110,9cyclictest3-21ksoftirqd/012:34:300
141802210,1sleep00-21swapper/009:13:170
114562210,2sleep20-21swapper/209:15:482
72042200,3sleep30-21swapper/310:12:563
72042200,3sleep30-21swapper/310:12:563
44272200,18sleep3144650irq/27-eth012:21:383
18938992014,4cyclictest31419-21sshd11:34:153
18938992011,5cyclictest7132-21bash10:45:053
18937992012,5cyclictest28940-21taskset10:15:002
18937992012,5cyclictest28940-21taskset10:14:592
1893699203,16cyclictest0-21swapper/110:24:191
1893599205,13cyclictest3-21ksoftirqd/011:25:230
18935992015,4cyclictest3-21ksoftirqd/011:33:280
18935992013,4cyclictest3-21ksoftirqd/010:57:450
253612190,17sleep1144650irq/27-eth010:05:571
19692190,2sleep21966-21sshd12:15:322
1893899199,1cyclictest0-21swapper/312:06:063
1893899190,12cyclictest0-21swapper/311:39:103
1893799195,3cyclictest144650irq/27-eth010:09:572
1893799192,3cyclictest3091-21sshd11:16:542
18937991915,3cyclictest7370-21bash11:49:492
18937991915,3cyclictest12297-21sshd10:51:092
18937991913,4cyclictest6216-21sshd09:55:362
1893699190,15cyclictest723-21sshd09:26:171
18935991915,3cyclictest3-21ksoftirqd/012:05:550
18935991914,3cyclictest3-21ksoftirqd/012:26:580
18935991911,4cyclictest3-21ksoftirqd/012:11:170
1893599190,18cyclictest0-21swapper/012:17:420
7242180,2sleep01893599cyclictest08:50:200
1893899189,5cyclictest2024-21nfsd10:25:523
1893899189,4cyclictest144650irq/27-eth011:54:483
1893899186,6cyclictest144650irq/27-eth009:26:583
18938991810,5cyclictest5770-21sshd10:50:333
1893899180,6cyclictest4043-21sshd11:08:183
18937991813,4cyclictest5263-21sshd10:21:192
18937991811,5cyclictest9819-21sshd12:07:332
1893799180,3cyclictest0-21swapper/210:58:462
1893799180,10cyclictest0-21swapper/211:51:192
1893699184,1cyclictest27803-21sshd10:26:191
1893699182,5cyclictest7904-21munin-node09:50:241
18936991814,3cyclictest19761-21bash11:03:451
1893699181,13cyclictest18338-21sshd10:46:001
18936991811,2cyclictest12701-21cp11:23:311
1893699180,5cyclictest144650irq/27-eth012:31:321
1893699180,16cyclictest0-21swapper/109:55:121
1893699180,15cyclictest30700-21sshd11:43:051
1893699180,11cyclictest144650irq/27-eth011:08:051
18935991813,3cyclictest3-21ksoftirqd/010:35:040
18935991812,2cyclictest3-21ksoftirqd/011:10:100
18935991811,1cyclictest10-21rcuc/009:39:200
1893899173,10cyclictest0-21swapper/309:50:413
1893899170,12cyclictest24387-21sshd09:19:503
1893799179,6cyclictest5098-21sshd10:44:542
1893799172,13cyclictest30125-21sshd10:26:332
1893699173,1cyclictest4755-21sshd11:49:341
1893699171,5cyclictest144650irq/27-eth009:38:451
1893699170,7cyclictest0-21swapper/111:36:041
1893699170,6cyclictest22884-21sshd10:17:151
1893699170,6cyclictest13528-21cp10:51:161
1893699170,4cyclictest2132-21sshd09:13:141
1893699170,4cyclictest14105-21sshd11:50:231
18935991713,3cyclictest3-21ksoftirqd/009:52:160
39662160,2sleep13963-21sshd11:11:051
1893899161,4cyclictest6754-21bash10:01:183
18938991611,3cyclictest23678-21munin-node08:30:163
18938991611,3cyclictest23678-21munin-node08:30:153
1893799163,6cyclictest6805-21perf07:55:002
1893899157,6cyclictest144650irq/27-eth007:20:113
18938991510,3cyclictest0-21swapper/307:41:063
1893799153,4cyclictest0-21swapper/207:45:182
18937991513,1cyclictest0-21swapper/208:37:462
1893799150,13cyclictest0-21swapper/207:25:152
1893699158,3cyclictest0-21swapper/108:45:251
1893699157,1cyclictest0-21swapper/108:32:321
1893699157,1cyclictest0-21swapper/108:32:321
1893699150,13cyclictest0-21swapper/112:35:151
1893599150,7cyclictest0-21swapper/007:28:350
1893599150,14cyclictest0-21swapper/008:22:430
1893599150,13cyclictest0-21swapper/007:55:160
1893899143,1cyclictest0-21swapper/309:03:343
1893899140,13cyclictest32019-21taskset07:36:133
1893899140,13cyclictest27691-21runrttasks07:28:403
1893899140,12cyclictest9295-21munin-node08:00:213
1893899140,12cyclictest0-21swapper/308:45:373
1893799145,2cyclictest0-21swapper/208:25:432
1893799140,12cyclictest0-21swapper/208:05:192
1893699149,4cyclictest144650irq/27-eth007:20:011
1893699142,11cyclictest2024-21nfsd09:05:131
1893699142,11cyclictest144650irq/27-eth008:09:461
1893699141,12cyclictest2024-21nfsd08:55:401
1893699140,13cyclictest0-21swapper/107:30:211
1893899139,3cyclictest144650irq/27-eth009:05:423
1893899138,3cyclictest3242-21munin-node07:45:163
1893899130,5cyclictest0-21swapper/308:23:253
1893899130,5cyclictest0-21swapper/307:13:283
1893899130,12cyclictest21917-21hwlatdetect07:15:163
1893899130,12cyclictest0-21swapper/308:50:473
1893899130,12cyclictest0-21swapper/307:30:043
1893899130,11cyclictest7083-21cut07:55:133
1893899130,11cyclictest2664-21iostat08:55:173
1893899130,11cyclictest0-21swapper/308:30:003
1893799137,5cyclictest0-21swapper/207:41:012
1893799133,9cyclictest0-21swapper/208:31:422
1893799133,9cyclictest0-21swapper/208:31:412
1893799132,10cyclictest28950irq/26-ahci[00008:20:422
1893799132,10cyclictest144650irq/27-eth008:56:562
1893799131,11cyclictest19282-21diskstats07:10:132
1893799130,4cyclictest16113-21munin-node08:15:142
1893799130,12cyclictest291552sleep208:40:502
1893799130,12cyclictest144650irq/27-eth007:15:112
1893799130,12cyclictest0-21swapper/208:47:582
1893799130,12cyclictest0-21swapper/207:56:152
1893799130,12cyclictest0-21swapper/207:38:512
1893799130,11cyclictest5915-21sshd09:01:172
1893799130,11cyclictest32009-21munin-node08:50:162
1893799130,11cyclictest29685-21munin-node07:30:232
1893799130,11cyclictest14992-21ntp_states08:10:212
1893799130,10cyclictest144650irq/27-eth008:02:472
1893699132,10cyclictest144650irq/27-eth008:22:411
1893699132,10cyclictest144650irq/27-eth007:56:251
1893699131,11cyclictest144650irq/27-eth008:10:571
1893699130,4cyclictest2512-21runrttasks07:17:201
1893699130,12cyclictest2512-21runrttasks09:03:441
1893699130,12cyclictest0-21swapper/108:00:271
1893699130,12cyclictest0-21swapper/107:50:211
1893699130,12cyclictest0-21swapper/107:45:491
1893699130,12cyclictest0-21swapper/107:40:001
1893699130,12cyclictest0-21swapper/107:25:111
1893699130,12cyclictest0-21swapper/107:10:211
1893699130,11cyclictest32492-21munin-node08:50:151
1893599138,4cyclictest0-21swapper/009:05:490
1893599138,4cyclictest0-21swapper/008:47:370
1893599138,3cyclictest3-21ksoftirqd/008:25:110
18935991311,1cyclictest0-21swapper/008:11:420
1893599130,3cyclictest0-21swapper/008:15:120
1893599130,3cyclictest0-21swapper/007:49:480
1893599130,12cyclictest0-21swapper/007:40:180
1893899128,3cyclictest0-21swapper/308:15:073
1893899121,10cyclictest2024-21nfsd08:40:113
1893899120,11cyclictest5631-21munin-node07:50:173
1893899120,11cyclictest0-21swapper/308:35:353
1893899120,10cyclictest13941-21munin-node08:10:133
1893899120,10cyclictest11576-21munin-node08:05:123
1893799120,3cyclictest7222-21iostat09:05:142
1893799120,3cyclictest23821-21diskstats07:20:112
1893699120,3cyclictest30964-21perl07:35:141
1893699120,3cyclictest21538-21memory08:25:171
1893699120,3cyclictest17259-21ntp_states08:15:191
1893699120,11cyclictest0-21swapper/108:42:101
1893699120,11cyclictest0-21swapper/108:35:031
1893599128,3cyclictest0-21swapper/007:21:030
1893599127,4cyclictest0-21swapper/008:30:230
1893599127,4cyclictest0-21swapper/008:30:220
18935991210,1cyclictest0-21swapper/008:36:440
1893599120,2cyclictest0-21swapper/008:05:260
1893599120,11cyclictest0-21swapper/009:02:340
1893599120,11cyclictest0-21swapper/008:55:020
1893599120,10cyclictest0-21swapper/008:40:050
1893599120,10cyclictest0-21swapper/008:00:130
1893599118,2cyclictest0-21swapper/007:10:130
1893599110,3cyclictest0-21swapper/007:30:030
1893599110,10cyclictest0-21swapper/007:35:550
1893599110,10cyclictest0-21swapper/007:15:040
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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