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2026-08-20 - 02:20
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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 Aug 20, 2026 00:44:51)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3162721320,1sleep22932099cyclictest21:11:002
1591521110,4sleep32932199cyclictest00:11:363
1755421090,1sleep017549-21seq22:07:210
2471321010,2sleep10-21swapper/123:58:041
70842960,1sleep07074-21sshd23:21:510
262462940,0sleep00-21swapper/023:15:020
38822910,2sleep20-21swapper/222:14:572
238232910,2sleep10-21swapper/100:35:141
11862900,1sleep00-21swapper/022:29:130
97042890,1sleep30-21swapper/321:52:173
172702880,1sleep20-21swapper/221:38:462
250732860,3sleep02931899cyclictest21:48:020
238732840,1sleep10-21swapper/123:32:021
84342830,2sleep20-21swapper/223:45:052
268832830,2sleep226880-21sshd23:09:192
13002830,2sleep10-21swapper/121:34:271
109262830,1sleep010923-21sshd23:28:040
138962820,4sleep12931999cyclictest22:27:251
95922810,1sleep30-21swapper/323:30:443
46702810,2sleep20-21swapper/222:32:202
2899728111,58sleep30-21swapper/319:09:143
281372810,2sleep328123-21sshd21:10:413
261732810,0sleep00-21swapper/023:37:580
177812810,2sleep30-21swapper/322:56:533
2882728033,43sleep10-21swapper/119:07:041
222262800,2sleep122225-21sshd00:20:431
162312790,2sleep316227-21sshd21:41:343
82922780,2sleep18293-21bash00:16:381
82922780,2sleep18293-21bash00:16:381
76962780,2sleep17689-21bash22:12:221
326592780,3sleep30-21swapper/322:20:273
293602770,0sleep00-21swapper/022:31:380
134192770,1sleep30-21swapper/320:55:193
266632760,2sleep226658-21sshd00:24:062
93802750,1sleep29379-21bash23:16:202
234172740,3sleep10-21swapper/121:45:061
311162730,2sleep331112-21bash23:12:283
308452730,1sleep10-21swapper/123:06:451
241312700,2sleep30-21swapper/323:46:233
171452690,2sleep117144-21bash22:30:301
54002620,3sleep05380-21sshd21:40:350
295162610,3sleep22932099cyclictest00:15:352
295162610,3sleep22932099cyclictest00:15:352
2878225733,13sleep00-21swapper/019:06:310
2889225532,9sleep20-21swapper/219:07:522
316112420,40sleep1144650irq/27-eth000:27:221
96402370,3sleep29642-21sshd21:23:152
180182360,33sleep2144650irq/27-eth000:00:252
287182350,33sleep1144650irq/27-eth022:55:041
286632322,27sleep1144650irq/27-eth000:01:211
325492300,3sleep10-21swapper/100:13:071
20292290,3sleep30-21swapper/323:58:573
116742290,1sleep02512-21runrttasks23:42:270
48552260,24sleep3144650irq/27-eth022:00:313
138192260,4sleep12931999cyclictest21:52:381
53312250,23sleep3144650irq/27-eth021:49:103
322772250,2sleep30-21swapper/323:24:153
311382250,23sleep2144650irq/27-eth000:10:112
29318992522,2cyclictest7022-21sshd23:47:520
228622250,23sleep2144650irq/27-eth021:45:032
49302240,2sleep14926-21sshd21:11:311
244572240,22sleep2144650irq/27-eth022:28:242
216622240,2sleep30-21swapper/322:42:393
200252240,1sleep020018-21sshd00:14:530
168682240,2sleep216867-21sshd22:39:092
77892230,3sleep30-21swapper/322:06:283
43452230,1sleep20-21swapper/223:41:452
288082230,5sleep10-21swapper/123:35:201
94242220,3sleep30-21swapper/323:42:143
55172220,20sleep3144650irq/27-eth000:02:123
5502220,20sleep128950irq/26-ahci[00022:52:241
2932099226,10cyclictest12259-21sshd22:47:442
209002220,1sleep10-21swapper/123:51:581
195682220,0sleep00-21swapper/022:36:270
188592220,1sleep018857-21bash21:53:060
2932099216,2cyclictest144650irq/27-eth021:40:152
20432210,2sleep10-21swapper/122:20:371
2932099205,9cyclictest2024-21nfsd23:13:202
2932099204,3cyclictest28744-21bash23:38:122
2931999205,11cyclictest25-21rcuop/121:58:081
2931899209,7cyclictest0-21swapper/021:29:290
267422200,2sleep30-21swapper/323:15:053
162052200,1sleep016186-21sshd23:54:290
2932099193,2cyclictest18531-21sshd00:37:412
2932099192,15cyclictest24156-21sshd23:29:162
2932099192,10cyclictest0-21swapper/222:54:362
2931999195,5cyclictest17879-21sshd23:22:501
2931999190,14cyclictest379-21sshd21:16:451
2932199188,8cyclictest9708-21sshd22:15:203
29321991813,3cyclictest18302-21bash21:27:033
2932199180,17cyclictest0-21swapper/322:48:273
2932199180,12cyclictest0-21swapper/321:35:103
2932099186,4cyclictest3046-21sshd22:09:032
2932099183,2cyclictest26020-21cp22:02:252
2932099182,14cyclictest10713-21diskstats21:55:142
29319991810,6cyclictest18561-21sshd23:14:201
2931999180,13cyclictest0-21swapper/123:44:411
2931899188,4cyclictest21830-21sshd23:34:470
213762180,4sleep12931999cyclictest00:32:091
293622170,1sleep00-21swapper/000:21:220
2932199171,4cyclictest26789-21sshd00:06:523
29321991712,4cyclictest28580-21sshd22:37:163
2932199170,15cyclictest0-21swapper/322:10:503
2932199170,12cyclictest11510-21sshd23:07:563
2932199170,11cyclictest25725-21sshd23:52:243
2932099177,8cyclictest0-21swapper/222:55:172
2932099176,8cyclictest144650irq/27-eth021:32:022
2932099176,5cyclictest153250irq/28-eth1-rx-22:17:122
2932099171,1cyclictest7786-21sshd23:30:342
2932099171,10cyclictest2132-21sshd21:53:522
2932099170,15cyclictest11741-21sshd00:31:152
2932099170,12cyclictest11469-21sshd23:02:012
29319991712,4cyclictest12942-21sshd00:08:321
2931999170,9cyclictest22-21ksoftirqd/122:07:201
2931999170,8cyclictest22-21ksoftirqd/121:00:111
2931999170,5cyclictest28800-21sshd21:25:021
2931999170,15cyclictest6880-21rm22:18:031
2931999170,15cyclictest0-21swapper/123:25:121
2931899178,4cyclictest0-21swapper/022:21:010
2931899177,7cyclictest0-21swapper/000:16:580
2931899177,7cyclictest0-21swapper/000:16:570
2931899170,12cyclictest31357-21df_inode20:25:130
2931899170,12cyclictest0-21swapper/000:37:010
173152170,1sleep00-21swapper/022:50:570
58852160,9sleep20-21swapper/221:25:462
2932199168,3cyclictest32404-21sshd00:35:563
29321991612,3cyclictest15356-21sshd00:17:203
29321991612,3cyclictest15356-21sshd00:17:193
29321991611,3cyclictest7975-21rm23:27:483
2932199160,7cyclictest16869-21sshd00:25:593
2932199160,4cyclictest26363-21sshd22:25:373
2932199160,4cyclictest18584-21sshd22:30:383
2932199160,15cyclictest0-21swapper/321:58:473
2932199160,14cyclictest18469-21sshd00:20:233
2932099166,3cyclictest9330-21sshd23:53:522
2932099165,9cyclictest11332-21users00:05:292
2932099165,10cyclictest16969-21sshd21:15:222
2932099163,5cyclictest24260-21sshd23:20:282
2932099162,13cyclictest0-21swapper/220:20:152
29320991610,2cyclictest28950irq/26-ahci[00022:40:132
2932099160,11cyclictest23918-21sshd23:57:592
2931999165,9cyclictest23919-21sshd23:46:221
2931999164,3cyclictest19058-21sshd21:41:501
29319991610,5cyclictest5336-21sshd22:03:291
2931999160,7cyclictest31709-21sshd23:15:251
2931999160,4cyclictest144650irq/27-eth021:38:051
2931999160,3cyclictest2024-21nfsd22:45:501
2931999160,14cyclictest22-21ksoftirqd/122:40:171
2931999160,14cyclictest19177-21sshd22:39:231
2931899168,7cyclictest20205-21sshd22:48:270
2931899161,9cyclictest0-21swapper/021:10:210
2931899160,4cyclictest25387-21sshd23:06:140
2931899160,3cyclictest10043-21sshd23:01:530
2931899160,15cyclictest0-21swapper/023:11:510
2931899160,15cyclictest0-21swapper/021:55:280
2931899160,15cyclictest0-21swapper/021:38:550
136582160,14sleep2144650irq/27-eth000:25:422
2932199158,5cyclictest26529-21sshd21:21:513
2932199150,6cyclictest6401-21sshd22:50:063
2932199150,3cyclictest0-21swapper/323:37:243
2932199150,14cyclictest0-21swapper/323:01:383
2932199150,13cyclictest24204-21sshd21:16:003
2932199150,13cyclictest0-21swapper/300:31:393
2932199150,11cyclictest5139-21bash21:31:543
2932099157,7cyclictest14350-21perf21:00:002
2932099155,9cyclictest10416-21latency_hist19:40:002
2932099153,5cyclictest8213-21cat19:35:002
2932099153,5cyclictest2024-21nfsd20:31:222
29320991511,3cyclictest0-21swapper/220:26:112
2932099150,11cyclictest28442-21sshd22:20:102
2931999150,13cyclictest12010-21sshd21:20:331
2931999150,13cyclictest0-21swapper/123:00:201
2931899159,2cyclictest0-21swapper/022:00:410
2931899158,3cyclictest0-21swapper/022:15:200
2931899158,3cyclictest0-21swapper/021:20:480
2931899155,2cyclictest3-21ksoftirqd/022:56:540
2931899152,9cyclictest716-21sshd22:11:450
2931899150,3cyclictest19759-21bash00:26:150
2931899150,2cyclictest21105-21sshd00:00:390
2931899150,1cyclictest0-21swapper/021:19:280
2931899150,14cyclictest6839-21sshd00:08:000
2931899150,14cyclictest0-21swapper/020:16:290
206622150,13sleep1144650irq/27-eth020:00:201
2932199148,5cyclictest2023-21nfsd20:40:563
2932199148,5cyclictest2023-21nfsd20:40:563
2932199140,3cyclictest19998-21diskstats20:00:143
2932199140,3cyclictest144650irq/27-eth019:45:383
2932199140,13cyclictest0-21swapper/320:35:473
2932199140,13cyclictest0-21swapper/320:19:523
2932199140,13cyclictest0-21swapper/319:20:553
2932199140,10cyclictest0-21swapper/319:35:263
2932099146,4cyclictest0-21swapper/220:11:442
2932099145,5cyclictest19967-21df_abs20:00:142
2932099144,9cyclictest15130-21munin-node19:50:122
2932099140,12cyclictest0-21swapper/219:22:252
2931999140,5cyclictest2512-21runrttasks21:05:071
2931999140,5cyclictest12293-21munin-node20:55:121
2931999140,2cyclictest0-21swapper/119:30:241
2931899140,5cyclictest19919-21sshd00:32:030
2931899140,13cyclictest0-21swapper/021:30:200
2931899140,13cyclictest0-21swapper/020:31:270
2931899140,12cyclictest0-21swapper/022:40:120
2932199139,3cyclictest0-21swapper/319:50:463
2932199138,4cyclictest14565-21munin-node21:00:143
2932199137,5cyclictest0-21swapper/320:26:373
2932199133,5cyclictest2066-21nscd21:10:003
2932199130,5cyclictest2023-21nfsd19:55:113
2932199130,4cyclictest2100-21snmpd20:20:303
2932199130,12cyclictest28950irq/26-ahci[00019:40:213
2932199130,12cyclictest0-21swapper/320:50:153
2932199130,12cyclictest0-21swapper/320:47:273
2932199130,12cyclictest0-21swapper/320:31:133
2932199130,12cyclictest0-21swapper/320:11:383
2932199130,12cyclictest0-21swapper/320:08:543
2932199130,12cyclictest0-21swapper/319:30:103
2932199130,12cyclictest0-21swapper/319:29:383
2932199130,12cyclictest0-21swapper/319:15:503
2932199130,12cyclictest0-21swapper/319:11:323
2932099139,3cyclictest144650irq/27-eth019:11:542
2932099138,4cyclictest2100-21snmpd19:55:262
2932099138,4cyclictest16257-21runrttasks21:00:452
2932099138,4cyclictest10802-21irqstats20:50:142
2932099135,5cyclictest18153-21switchtime21:05:202
2932099135,1cyclictest0-21swapper/220:45:132
2932099131,11cyclictest144650irq/27-eth019:41:202
29320991311,1cyclictest0-21swapper/219:16:252
2932099130,12cyclictest0-21swapper/220:17:312
2932099130,12cyclictest0-21swapper/219:45:252
2932099130,12cyclictest0-21swapper/219:25:582
2932099130,11cyclictest6763-21munin-node20:40:202
2932099130,11cyclictest6763-21munin-node20:40:202
2932099130,11cyclictest3974-21iostat_ios20:35:142
2931999139,3cyclictest144650irq/27-eth020:32:101
2931999138,4cyclictest29878-21munin-node20:20:191
2931999137,5cyclictest12534-21runrttasks19:43:521
2931999131,4cyclictest0-21swapper/119:49:011
2931999131,11cyclictest28950irq/26-ahci[00020:51:561
2931999130,12cyclictest2024-21nfsd19:51:081
2931999130,12cyclictest0-21swapper/120:36:061
2931999130,12cyclictest0-21swapper/120:15:201
2931999130,12cyclictest0-21swapper/120:10:191
2931999130,12cyclictest0-21swapper/120:08:121
2931999130,12cyclictest0-21swapper/119:56:011
2931999130,12cyclictest0-21swapper/119:35:231
2931999130,12cyclictest0-21swapper/119:28:471
2931999130,12cyclictest0-21swapper/119:13:481
2931999130,11cyclictest7749-21munin-node20:45:121
2931999130,11cyclictest5484-21munin-node20:40:191
2931999130,11cyclictest5484-21munin-node20:40:191
2931999130,11cyclictest31799-21iostat_ios20:25:161
29318991311,1cyclictest0-21swapper/021:00:360
29318991311,1cyclictest0-21swapper/019:56:410
2931899130,12cyclictest0-21swapper/020:50:540
2931899130,12cyclictest0-21swapper/019:26:470
2931899130,10cyclictest25323-21sshd23:55:140
2932099120,10cyclictest0-21swapper/220:05:112
2931999120,3cyclictest32367-21iostat19:15:141
2931999120,1cyclictest36-21rcuop/219:20:191
2931899128,3cyclictest0-21swapper/020:20:250
2931899128,1cyclictest0-21swapper/020:40:540
2931899128,1cyclictest0-21swapper/020:40:540
2931899127,2cyclictest0-21swapper/019:41:030
2931899121,2cyclictest0-21swapper/019:45:020
2931899121,2cyclictest0-21swapper/019:30:190
29318991210,1cyclictest0-21swapper/020:14:290
2931899120,1cyclictest0-21swapper/019:11:540
2931899120,11cyclictest0-21swapper/021:06:490
2931899120,11cyclictest0-21swapper/020:59:500
2931899120,11cyclictest0-21swapper/020:45:140
2931899120,11cyclictest0-21swapper/020:06:580
2931899120,11cyclictest0-21swapper/020:02:080
2931899120,11cyclictest0-21swapper/019:53:520
2931899120,11cyclictest0-21swapper/019:37:260
2931899120,11cyclictest0-21swapper/019:20:210
2931899120,11cyclictest0-21swapper/019:15:210
2931899120,10cyclictest0-21swapper/020:35:430
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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