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2026-03-28 - 10:53
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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: ondemand
Compare latency of primary with shadow system
Characteristics of the highest latencies:
System rack5slot4.osadl.org (updated Sat Mar 28, 2026 00:44:03)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
16626216899,7sleep00-21swapper/019:05:440
16678216396,8sleep30-21swapper/319:06:243
167632131122,6sleep10-21swapper/119:07:291
16827212182,8sleep20-21swapper/219:08:192
27812720,0sleep32784-21grep22:45:133
119912720,0sleep10-21swapper/120:55:181
281422680,4sleep010-21rcuc/020:15:110
222992640,0sleep00-21swapper/020:10:120
23672600,0sleep10-21swapper/119:50:181
200882600,0sleep30-21swapper/321:05:133
302472580,1sleep00-21swapper/022:40:130
199512580,0sleep30-21swapper/323:00:143
125252570,0sleep30-21swapper/320:30:013
323212560,1sleep00-21swapper/019:50:130
229402530,0sleep20-21swapper/219:40:172
1711999280,27cyclictest0-21swapper/122:08:111
1711999280,27cyclictest0-21swapper/120:50:091
1711999280,27cyclictest0-21swapper/120:47:071
1711999280,27cyclictest0-21swapper/120:47:061
1712499270,26cyclictest0-21swapper/222:23:292
1712499270,26cyclictest0-21swapper/221:35:582
1712499270,26cyclictest0-21swapper/220:26:392
1712499270,26cyclictest0-21swapper/220:06:442
17119992723,3cyclictest0-21swapper/100:05:111
1711999270,26cyclictest0-21swapper/122:18:231
1711999270,26cyclictest0-21swapper/121:53:491
1711999270,26cyclictest0-21swapper/121:13:131
1711999270,26cyclictest0-21swapper/121:00:521
1711999270,26cyclictest0-21swapper/120:32:561
1711999270,26cyclictest0-21swapper/120:09:261
1711999270,26cyclictest0-21swapper/100:23:401
1711499273,16cyclictest30959-21strings21:40:180
1711499270,26cyclictest0-21swapper/023:35:560
1711499270,26cyclictest0-21swapper/022:11:560
1712499260,25cyclictest0-21swapper/223:26:562
1712499260,25cyclictest0-21swapper/223:17:292
1712499260,25cyclictest0-21swapper/221:29:522
1711999260,25cyclictest0-21swapper/121:41:131
1711999260,25cyclictest0-21swapper/120:40:401
1711999260,25cyclictest0-21swapper/119:30:361
1711999260,25cyclictest0-21swapper/100:14:061
17124992522,2cyclictest0-21swapper/200:17:242
1712499251,20cyclictest0-21swapper/219:15:222
1711999251,23cyclictest0-21swapper/100:39:241
1711999250,24cyclictest0-21swapper/123:46:141
1711999250,24cyclictest0-21swapper/123:32:261
1711999250,24cyclictest0-21swapper/121:46:241
17124992321,2cyclictest0-21swapper/221:09:432
1712499231,3cyclictest0-21swapper/219:30:142
17119992321,2cyclictest0-21swapper/122:59:141
17119992321,2cyclictest0-21swapper/121:32:421
17119992319,3cyclictest0-21swapper/122:14:231
1711999230,22cyclictest0-21swapper/120:38:251
17124992219,2cyclictest0-21swapper/221:52:312
1712499221,3cyclictest0-21swapper/219:21:482
1712499221,20cyclictest0-21swapper/200:03:502
1712499220,21cyclictest0-21swapper/200:07:322
1711999221,20cyclictest0-21swapper/123:17:541
1711999220,4cyclictest0-21swapper/119:15:441
1711999220,3cyclictest0-21swapper/119:41:261
1711999220,21cyclictest0-21swapper/123:28:561
1711999220,21cyclictest0-21swapper/121:17:341
1711999220,21cyclictest0-21swapper/119:55:571
1711999220,21cyclictest0-21swapper/119:39:501
1711499220,21cyclictest0-21swapper/019:47:090
17124992119,2cyclictest0-21swapper/221:22:572
17124992119,2cyclictest0-21swapper/200:21:392
17124992119,1cyclictest749-21snmpd20:12:362
1712499211,3cyclictest0-21swapper/222:41:322
17124992113,7cyclictest0-21swapper/220:39:562
1712499211,19cyclictest0-21swapper/219:27:472
1712499210,20cyclictest0-21swapper/223:11:502
1712499210,20cyclictest0-21swapper/220:58:302
1712499210,20cyclictest0-21swapper/220:53:582
1712499210,20cyclictest0-21swapper/219:55:362
1712499210,20cyclictest0-21swapper/219:51:242
17119992117,3cyclictest0-21swapper/122:36:471
17119992117,3cyclictest0-21swapper/121:59:101
17119992117,3cyclictest0-21swapper/121:25:581
1711999211,19cyclictest0-21swapper/122:46:321
1711999210,2cyclictest0-21swapper/120:02:211
1711999210,20cyclictest0-21swapper/123:56:411
1711999210,20cyclictest0-21swapper/123:51:411
1711999210,20cyclictest0-21swapper/123:39:171
1711999210,20cyclictest0-21swapper/123:21:231
1711999210,20cyclictest0-21swapper/123:10:411
1711999210,20cyclictest0-21swapper/123:06:561
1711999210,20cyclictest0-21swapper/122:51:381
1711999210,20cyclictest0-21swapper/122:40:351
1711999210,20cyclictest0-21swapper/122:27:021
1711999210,20cyclictest0-21swapper/121:23:551
1711999210,20cyclictest0-21swapper/121:06:121
1711999210,20cyclictest0-21swapper/120:28:331
1711999210,20cyclictest0-21swapper/120:22:241
1711999210,20cyclictest0-21swapper/120:16:171
1711999210,20cyclictest0-21swapper/119:48:001
1711999210,20cyclictest0-21swapper/119:26:081
1711999210,20cyclictest0-21swapper/100:31:211
1711999210,20cyclictest0-21swapper/100:17:421
1711999210,20cyclictest0-21swapper/100:02:261
17114992118,3cyclictest0-21swapper/020:06:140
1711499210,3cyclictest0-21swapper/022:02:530
1711499210,20cyclictest0-21swapper/023:34:080
1711499210,20cyclictest0-21swapper/020:50:510
1711499210,20cyclictest0-21swapper/019:43:540
1711499210,20cyclictest0-21swapper/019:30:180
1711499210,20cyclictest0-21swapper/019:25:080
228262200,1sleep022829-21kthreadcore21:35:180
17124992018,2cyclictest0-21swapper/222:12:412
17124992018,2cyclictest0-21swapper/221:18:582
17124992018,1cyclictest749-21snmpd23:07:532
17124992018,1cyclictest749-21snmpd22:37:172
17124992018,1cyclictest749-21snmpd21:03:222
17124992018,1cyclictest749-21snmpd20:15:062
17124992018,1cyclictest749-21snmpd20:03:452
17124992017,2cyclictest749-21snmpd00:32:542
1712499201,3cyclictest0-21swapper/221:31:222
1712499201,17cyclictest0-21swapper/219:46:222
1712499200,2cyclictest2472-21munin-run20:50:012
1712499200,2cyclictest2472-21munin-run20:50:002
1712499200,2cyclictest0-21swapper/223:52:052
1712499200,2cyclictest0-21swapper/222:49:352
1712499200,20cyclictest0-21swapper/219:12:422
1712499200,19cyclictest0-21swapper/222:08:532
1712499200,17cyclictest0-21swapper/220:20:482
1711999206,13cyclictest0-21swapper/119:10:231
17119992016,3cyclictest0-21swapper/123:01:561
17119992016,3cyclictest0-21swapper/119:20:391
1711999200,2cyclictest0-21swapper/123:44:091
1711999200,2cyclictest0-21swapper/121:37:281
1711999200,20cyclictest0-21swapper/122:03:111
17114992018,1cyclictest749-21snmpd23:58:050
17114992018,1cyclictest749-21snmpd23:42:500
17114992018,1cyclictest749-21snmpd23:23:110
17114992018,1cyclictest749-21snmpd23:14:470
17114992018,1cyclictest749-21snmpd23:01:570
17114992018,1cyclictest749-21snmpd22:56:470
17114992018,1cyclictest749-21snmpd22:50:500
17114992018,1cyclictest749-21snmpd22:23:500
17114992018,1cyclictest749-21snmpd21:34:210
17114992018,1cyclictest749-21snmpd20:40:120
1711499200,19cyclictest0-21swapper/023:05:170
17124991917,2cyclictest0-21swapper/200:37:462
17124991917,1cyclictest749-21snmpd23:42:352
17124991917,1cyclictest749-21snmpd23:21:382
17124991917,1cyclictest749-21snmpd19:35:242
17124991917,1cyclictest749-21snmpd00:29:092
17124991917,1cyclictest749-21snmpd00:13:242
17124991916,2cyclictest749-21snmpd21:59:342
17124991916,1cyclictest752-21lldpd22:56:142
17124991915,3cyclictest0-21swapper/221:45:312
1712499190,19cyclictest0-21swapper/223:37:022
1712499190,18cyclictest0-21swapper/221:14:582
1712499190,17cyclictest0-21swapper/223:46:572
1712499190,13cyclictest0-21swapper/223:55:112
1712499190,13cyclictest0-21swapper/220:42:282
17119991917,2cyclictest0-21swapper/122:32:501
1711999190,3cyclictest0-21swapper/120:10:111
1711499195,13cyclictest0-21swapper/023:27:150
1711499195,13cyclictest0-21swapper/021:05:130
1711499195,13cyclictest0-21swapper/019:15:190
1711499194,14cyclictest0-21swapper/000:30:250
17114991917,2cyclictest0-21swapper/021:55:150
17114991917,1cyclictest749-21snmpd22:46:020
17114991917,1cyclictest749-21snmpd22:31:530
17114991917,1cyclictest749-21snmpd22:16:140
17114991917,1cyclictest749-21snmpd21:16:510
17114991917,1cyclictest749-21snmpd20:31:350
17114991917,1cyclictest749-21snmpd20:27:510
17114991917,1cyclictest749-21snmpd20:22:210
17114991917,1cyclictest749-21snmpd20:04:110
17114991917,1cyclictest749-21snmpd19:39:170
17114991917,1cyclictest749-21snmpd19:23:210
17114991917,1cyclictest749-21snmpd00:35:300
17114991917,1cyclictest749-21snmpd00:23:150
17114991917,1cyclictest749-21snmpd00:09:030
17114991917,1cyclictest749-21snmpd00:03:560
17114991917,1cyclictest26001-21cat21:10:180
17114991917,1cyclictest23449-21cat22:05:170
165392197,3sleep30-21swapper/321:58:163
222822188,3sleep30-21swapper/320:10:073
17124991816,1cyclictest749-21snmpd23:30:572
17124991816,1cyclictest749-21snmpd22:03:012
17124991816,1cyclictest749-21snmpd20:31:122
1712499181,13cyclictest0-21swapper/222:25:222
1712499180,17cyclictest0-21swapper/222:50:152
1711499184,13cyclictest0-21swapper/021:00:250
17114991816,1cyclictest749-21snmpd23:45:530
17114991816,1cyclictest749-21snmpd22:38:470
17114991816,1cyclictest749-21snmpd21:47:310
17114991816,1cyclictest749-21snmpd21:24:280
17114991816,1cyclictest749-21snmpd20:58:010
17114991816,1cyclictest749-21snmpd20:46:070
17114991816,1cyclictest749-21snmpd20:46:070
17114991816,1cyclictest749-21snmpd20:36:420
17114991816,1cyclictest749-21snmpd19:57:300
17114991816,1cyclictest749-21snmpd19:10:150
17114991816,1cyclictest749-21snmpd00:25:330
17114991816,1cyclictest749-21snmpd00:11:030
50902178,3sleep30-21swapper/321:46:073
1712499172,14cyclictest0-21swapper/222:15:212
1712499170,16cyclictest0-21swapper/223:01:282
1712499170,16cyclictest0-21swapper/222:31:032
17119991715,2cyclictest0-21swapper/100:29:511
1711499173,9cyclictest0-21swapper/023:15:240
17114991715,1cyclictest749-21snmpd23:52:380
17114991715,1cyclictest749-21snmpd22:29:440
17114991715,1cyclictest749-21snmpd00:19:360
1711499170,16cyclictest0-21swapper/021:25:340
321621610,3sleep30-21swapper/319:20:253
290352166,3sleep30-21swapper/320:41:393
1712499161,14cyclictest0-21swapper/221:43:312
1711999160,15cyclictest0-21swapper/122:24:501
3174621510,3sleep30-21swapper/323:39:483
300052156,3sleep30-21swapper/323:07:083
1711499150,9cyclictest0-21swapper/021:50:130
117302159,3sleep30-21swapper/300:18:323
794621410,3sleep30-21swapper/320:53:573
7452142,3sleep30-21swapper/320:18:453
620721410,3sleep30-21swapper/300:14:213
337321410,3sleep30-21swapper/323:14:573
3184121410,3sleep30-21swapper/321:43:553
316602143,3sleep30-21swapper/319:49:083
303282144,3sleep30-21swapper/321:13:463
301072148,3sleep30-21swapper/319:15:263
2766421410,3sleep30-21swapper/322:07:173
273992149,3sleep30-21swapper/300:04:393
256492148,3sleep30-21swapper/321:35:253
233222149,3sleep30-21swapper/320:35:463
232202148,3sleep30-21swapper/300:27:593
2245921410,3sleep30-21swapper/319:12:283
2204021410,3sleep30-21swapper/322:01:493
202652149,4sleep30-21swapper/323:26:063
2021421410,3sleep30-21swapper/319:35:523
192621410,3sleep30-21swapper/322:40:373
1886421410,3sleep30-21swapper/322:57:473
1477821410,3sleep30-21swapper/323:22:543
1085921410,3sleep30-21swapper/321:52:523
1065621410,3sleep30-21swapper/319:58:133
9912139,3sleep30-21swapper/322:14:303
91522139,3sleep30-21swapper/323:18:093
90962139,3sleep30-21swapper/319:27:233
90402139,3sleep30-21swapper/321:23:003
63362139,3sleep30-21swapper/322:15:573
61512139,3sleep30-21swapper/320:20:363
48132139,3sleep30-21swapper/323:43:163
45332139,3sleep30-21swapper/319:50:303
34812139,3sleep30-21swapper/321:18:323
3212139,3sleep30-21swapper/300:06:073
287042139,3sleep30-21swapper/300:30:583
232522139,3sleep30-21swapper/322:32:083
217532139,3sleep30-21swapper/320:06:113
215012139,3sleep30-21swapper/323:57:103
207862139,3sleep30-21swapper/319:40:033
201592139,3sleep30-21swapper/321:32:133
18712139,3sleep30-21swapper/300:35:273
178032139,3sleep30-21swapper/322:28:563
172312139,3sleep30-21swapper/300:22:013
162402139,3sleep30-21swapper/320:02:113
147512139,3sleep30-21swapper/319:32:513
145872139,3sleep30-21swapper/321:27:293
134752139,3sleep30-21swapper/320:58:083
120882139,3sleep30-21swapper/322:22:273
118882139,3sleep30-21swapper/320:27:343
49462126,3sleep30-21swapper/323:45:023
290362128,3sleep30-21swapper/322:39:213
259822128,3sleep30-21swapper/323:32:473
23892128,3sleep30-21swapper/320:49:123
23892128,3sleep30-21swapper/320:49:123
189242128,3sleep30-21swapper/321:00:543
160212128,3sleep30-21swapper/323:53:423
133492128,3sleep30-21swapper/322:53:473
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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