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2026-01-10 - 02:31
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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: ondemand
Compare latency of primary with shadow system
Characteristics of all highest latencies:
System rack5slot4.osadl.org (updated Sat Jan 10, 2026 00:44:04)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
321142121112,6sleep20-21swapper/219:08:292
31901210795,7sleep00-21swapper/019:05:430
31912210595,7sleep10-21swapper/119:05:521
2901121040,0sleep129005-21ntp_states21:25:191
32008210393,7sleep30-21swapper/319:07:063
296502600,1sleep229657-21kthreadcore00:20:182
193962580,1sleep338-21rcuc/300:10:183
323552560,0sleep20-21swapper/222:00:132
291252560,0sleep20-21swapper/221:25:202
312332550,0sleep00-21swapper/022:25:180
249492310,1sleep30-21swapper/319:55:183
3239999280,27cyclictest0-21swapper/122:26:341
3240499270,26cyclictest0-21swapper/220:04:312
3240499270,26cyclictest0-21swapper/219:31:462
3239999270,26cyclictest0-21swapper/123:56:391
3239999270,26cyclictest0-21swapper/123:46:291
3239999270,26cyclictest0-21swapper/122:09:261
3239999270,26cyclictest0-21swapper/120:31:151
3240499260,25cyclictest0-21swapper/221:30:012
3239999260,25cyclictest0-21swapper/122:10:501
3239999260,25cyclictest0-21swapper/121:59:411
3239999260,25cyclictest0-21swapper/121:14:101
3239999260,25cyclictest0-21swapper/120:00:461
32404992518,7cyclictest0-21swapper/220:56:312
3240499250,2cyclictest0-21swapper/222:45:122
3240499250,25cyclictest0-21swapper/221:52:322
3240499250,24cyclictest0-21swapper/220:12:042
32399992523,2cyclictest0-21swapper/123:07:381
32399992518,7cyclictest0-21swapper/121:48:501
3239999250,24cyclictest0-21swapper/121:19:231
3239999250,24cyclictest0-21swapper/120:35:361
3239399250,24cyclictest0-21swapper/021:15:150
158662250,0sleep30-21swapper/319:50:153
32404992423,1cyclictest0-21swapper/223:14:442
3240499240,23cyclictest0-21swapper/220:51:142
3239999240,23cyclictest0-21swapper/123:37:561
3239999240,23cyclictest0-21swapper/121:36:491
3239999240,23cyclictest0-21swapper/121:20:491
3239999240,23cyclictest0-21swapper/121:02:551
3239399240,23cyclictest0-21swapper/022:12:200
3239399240,18cyclictest0-21swapper/020:15:480
32404992321,2cyclictest0-21swapper/220:28:372
32404992321,2cyclictest0-21swapper/220:21:152
32404992317,6cyclictest0-21swapper/200:02:112
3240499230,22cyclictest0-21swapper/222:06:262
3240499230,22cyclictest0-21swapper/219:29:302
3239999230,22cyclictest0-21swapper/122:49:471
3239999230,22cyclictest0-21swapper/121:30:171
3239999230,22cyclictest0-21swapper/119:46:581
32404992220,2cyclictest0-21swapper/223:15:182
3240499220,21cyclictest0-21swapper/222:16:142
3240499220,20cyclictest27029-21awk22:25:002
32399992219,3cyclictest0-21swapper/120:21:411
32399992218,3cyclictest0-21swapper/122:17:261
3239999220,21cyclictest0-21swapper/119:37:121
3239399220,21cyclictest0-21swapper/021:13:010
3239399220,21cyclictest0-21swapper/000:05:220
3239399220,21cyclictest0-21swapper/000:05:210
32404992119,2cyclictest0-21swapper/221:35:342
32404992117,3cyclictest0-21swapper/221:40:012
32404992117,3cyclictest0-21swapper/221:06:082
3240499210,2cyclictest8761-21turbostat23:35:012
3240499210,2cyclictest0-21swapper/223:25:352
3240499210,20cyclictest0-21swapper/221:16:492
3240499210,20cyclictest0-21swapper/220:45:252
3240499210,20cyclictest0-21swapper/220:44:442
3240499210,20cyclictest0-21swapper/220:44:432
3240499210,20cyclictest0-21swapper/200:05:252
3240499210,20cyclictest0-21swapper/200:05:242
32399992118,3cyclictest0-21swapper/119:51:121
32399992117,3cyclictest0-21swapper/123:16:481
3239999210,20cyclictest0-21swapper/122:57:001
3239999210,20cyclictest0-21swapper/122:36:081
3239999210,20cyclictest0-21swapper/122:01:501
3239999210,20cyclictest0-21swapper/121:07:011
3239999210,20cyclictest0-21swapper/119:55:341
3239999210,20cyclictest0-21swapper/100:35:361
3239399216,14cyclictest0-21swapper/021:55:160
32393992119,1cyclictest750-21snmpd19:38:300
32393992118,2cyclictest750-21snmpd23:51:230
32393992118,2cyclictest750-21snmpd22:24:290
32393992118,2cyclictest750-21snmpd21:06:370
32393992118,2cyclictest750-21snmpd20:27:130
32393992118,2cyclictest750-21snmpd20:22:130
32393992118,2cyclictest750-21snmpd20:08:030
32393992118,2cyclictest750-21snmpd00:34:190
3239399210,2cyclictest0-21swapper/019:53:450
3239399210,20cyclictest0-21swapper/022:59:210
32404992018,1cyclictest750-21snmpd23:59:082
32404992018,1cyclictest750-21snmpd23:52:202
32404992018,1cyclictest750-21snmpd23:46:032
32404992018,1cyclictest750-21snmpd23:38:412
32404992018,1cyclictest750-21snmpd23:04:242
32404992018,1cyclictest750-21snmpd22:54:202
32404992018,1cyclictest750-21snmpd22:31:112
32404992018,1cyclictest750-21snmpd22:25:412
32404992018,1cyclictest750-21snmpd22:11:382
32404992018,1cyclictest750-21snmpd21:02:282
32404992018,1cyclictest750-21snmpd20:33:042
32404992018,1cyclictest750-21snmpd19:36:102
32404992018,1cyclictest750-21snmpd19:18:172
32404992018,1cyclictest750-21snmpd00:37:032
32404992018,1cyclictest750-21snmpd00:17:452
32404992016,3cyclictest0-21swapper/200:27:242
3240499200,19cyclictest0-21swapper/221:59:532
3240499200,19cyclictest0-21swapper/219:20:182
32399992018,2cyclictest0-21swapper/123:34:001
32399992016,3cyclictest0-21swapper/123:51:351
32399992016,3cyclictest0-21swapper/123:29:181
32399992016,3cyclictest0-21swapper/123:20:591
32399992016,3cyclictest0-21swapper/122:54:291
3239999200,2cyclictest0-21swapper/123:43:061
3239999200,2cyclictest0-21swapper/122:31:531
3239999200,2cyclictest0-21swapper/119:20:511
3239999200,20cyclictest0-21swapper/120:59:581
3239999200,19cyclictest0-21swapper/100:34:061
32393992018,1cyclictest750-21snmpd23:36:020
32393992018,1cyclictest750-21snmpd23:23:320
32393992018,1cyclictest750-21snmpd23:19:300
32393992018,1cyclictest750-21snmpd22:32:200
32393992018,1cyclictest750-21snmpd21:36:100
32393992018,1cyclictest750-21snmpd20:43:580
32393992018,1cyclictest750-21snmpd20:43:580
32393992018,1cyclictest750-21snmpd00:36:000
32393992017,2cyclictest750-21snmpd22:53:430
32393992017,2cyclictest0-21swapper/019:15:150
32393992016,3cyclictest0-21swapper/020:35:130
3239399200,19cyclictest0-21swapper/019:20:090
3239399200,18cyclictest0-21swapper/021:50:100
32404991917,2cyclictest0-21swapper/221:48:292
32404991917,1cyclictest750-21snmpd23:41:262
32404991917,1cyclictest750-21snmpd22:40:462
32404991917,1cyclictest750-21snmpd20:39:012
32404991917,1cyclictest750-21snmpd20:15:462
32404991917,1cyclictest750-21snmpd20:06:092
32404991917,1cyclictest750-21snmpd19:52:372
32404991917,1cyclictest750-21snmpd00:34:122
3240499190,17cyclictest0-21swapper/223:08:352
3239999195,8cyclictest32524-21/usr/sbin/munin19:10:221
32399991917,2cyclictest0-21swapper/123:04:121
32399991917,2cyclictest0-21swapper/120:50:081
32399991917,2cyclictest0-21swapper/120:40:591
32399991917,2cyclictest0-21swapper/120:40:581
32399991917,2cyclictest0-21swapper/120:15:241
32399991917,2cyclictest0-21swapper/100:18:421
32399991916,3cyclictest0-21swapper/119:26:331
3239999190,2cyclictest0-21swapper/100:20:361
3239999190,1cyclictest0-21swapper/100:29:241
3239999190,18cyclictest0-21swapper/121:40:111
3239999190,18cyclictest0-21swapper/100:00:261
3239399196,9cyclictest0-21swapper/019:25:200
3239399192,15cyclictest0-21swapper/020:10:160
32393991917,1cyclictest750-21snmpd23:46:590
32393991917,1cyclictest750-21snmpd23:13:540
32393991917,1cyclictest750-21snmpd22:45:560
32393991917,1cyclictest750-21snmpd22:40:290
32393991917,1cyclictest750-21snmpd22:37:230
32393991917,1cyclictest750-21snmpd22:16:410
32393991917,1cyclictest750-21snmpd22:02:050
32393991917,1cyclictest750-21snmpd21:25:520
32393991917,1cyclictest750-21snmpd21:24:580
32393991917,1cyclictest750-21snmpd19:56:190
32393991917,1cyclictest750-21snmpd19:34:490
32393991917,1cyclictest750-21snmpd00:25:330
32393991917,1cyclictest750-21snmpd00:20:300
32393991917,1cyclictest750-21snmpd00:02:170
32393991917,1cyclictest23470-21cat00:15:160
32393991916,2cyclictest750-21snmpd19:48:310
32393991916,2cyclictest750-21snmpd19:42:520
32393991916,2cyclictest750-21snmpd19:12:390
3239399190,1cyclictest0-21swapper/020:30:180
3239399190,18cyclictest0-21swapper/023:01:300
3240499181,16cyclictest0-21swapper/223:20:472
3240499180,1cyclictest0-21swapper/219:40:152
3239999186,7cyclictest0-21swapper/100:05:131
3239999186,7cyclictest0-21swapper/100:05:121
3239999182,15cyclictest0-21swapper/120:45:551
3239999181,9cyclictest0-21swapper/119:15:121
32399991816,2cyclictest0-21swapper/122:41:251
32399991816,2cyclictest0-21swapper/120:27:581
32399991816,2cyclictest0-21swapper/120:13:101
32399991816,2cyclictest0-21swapper/119:42:581
3239999180,2cyclictest0-21swapper/121:54:591
32393991816,1cyclictest750-21snmpd23:31:170
32393991816,1cyclictest750-21snmpd22:05:350
32393991816,1cyclictest750-21snmpd21:45:380
32393991815,2cyclictest750-21snmpd23:43:150
32393991815,2cyclictest750-21snmpd21:04:110
3239399180,17cyclictest0-21swapper/023:55:130
3239399180,17cyclictest0-21swapper/023:05:150
47622170,0sleep20-21swapper/219:10:212
3240499172,9cyclictest0-21swapper/221:20:092
3240499172,14cyclictest0-21swapper/219:45:162
32404991715,2cyclictest0-21swapper/219:55:522
32404991715,2cyclictest0-21swapper/200:10:482
3239999170,11cyclictest0-21swapper/100:10:191
32393991715,1cyclictest750-21snmpd21:34:040
32393991715,1cyclictest750-21snmpd20:57:340
32393991715,1cyclictest750-21snmpd20:46:170
32393991715,1cyclictest750-21snmpd20:02:420
32393991715,1cyclictest750-21snmpd00:12:210
3239399170,11cyclictest0-21swapper/021:40:110
3239399170,11cyclictest0-21swapper/020:50:240
3240499163,9cyclictest0-21swapper/222:35:222
32404991614,1cyclictest750-21snmpd22:56:532
32404991613,2cyclictest750-21snmpd21:11:522
32399991614,2cyclictest0-21swapper/120:05:421
3239999160,15cyclictest0-21swapper/123:13:351
3239999160,15cyclictest0-21swapper/122:22:081
3239999150,14cyclictest0-21swapper/119:31:491
32393991513,1cyclictest750-21snmpd23:28:000
263922150,5sleep30-21swapper/320:25:193
86992141,2sleep39053-21kthreadcore21:10:173
145832111,3sleep30-21swapper/319:45:353
4332100,3sleep30-21swapper/320:33:413
32436291,5sleep30-21swapper/300:20:193
15857290,2sleep30-21swapper/320:16:513
6603282,3sleep30-21swapper/321:05:213
5309282,3sleep30-21swapper/320:35:203
25201280,5sleep30-21swapper/321:25:143
15483282,3sleep30-21swapper/322:10:563
12128281,4sleep30-21swapper/320:45:143
10631282,3sleep30-21swapper/322:35:233
6455270,4sleep30-21swapper/320:40:103
6455270,4sleep30-21swapper/320:40:093
30734272,3sleep30-21swapper/321:55:223
23545270,4sleep30-21swapper/323:15:243
23085270,1sleep323087-21kthreadcore21:20:183
21321272,3sleep30-21swapper/322:19:013
20223270,4sleep30-21swapper/319:25:173
17589271,3sleep30-21swapper/300:35:263
16675271,3sleep30-21swapper/322:40:283
14906270,4sleep30-21swapper/323:40:103
13324272,3sleep30-21swapper/323:10:063
12286272,3sleep30-21swapper/300:34:093
9196261,4sleep30-21swapper/319:43:103
5861261,3sleep30-21swapper/300:25:193
5576261,2sleep30-21swapper/320:10:133
4870261,3sleep30-21swapper/322:05:113
4414260,3sleep30-21swapper/319:10:193
4295261,3sleep30-21swapper/322:00:473
4220260,3sleep30-21swapper/323:55:203
376260,3sleep30-21swapper/319:35:183
3644261,3sleep30-21swapper/321:35:123
32436262,3sleep30-21swapper/322:27:463
3173260,3sleep30-21swapper/323:30:023
29947260,3sleep30-21swapper/323:25:003
29806261,4sleep30-21swapper/323:23:133
2915260,3sleep30-21swapper/323:00:183
27162260,3sleep30-21swapper/320:00:173
25597262,3sleep30-21swapper/323:45:563
24891260,3sleep30-21swapper/319:30:013
22982260,3sleep30-21swapper/300:15:143
22619260,3sleep30-21swapper/322:50:013
18594261,3sleep30-21swapper/319:20:243
18366260,3sleep30-21swapper/321:15:573
1817262,3sleep30-21swapper/321:04:243
17657261,2sleep30-21swapper/320:50:113
17264260,5sleep30-21swapper/322:45:073
17042260,3sleep30-21swapper/321:45:173
16369260,3sleep30-21swapper/320:20:103
14513261,3sleep30-21swapper/321:42:573
1350260,3sleep30-21swapper/322:55:243
11326260,5sleep30-21swapper/300:05:093
11326260,5sleep30-21swapper/300:05:093
10549262,3sleep30-21swapper/300:01:583
9847250,3sleep30-21swapper/323:05:193
8981251,1sleep38985-21apt-get23:35:103
32175250,3sleep30-21swapper/320:05:143
31899250,3sleep30-21swapper/321:30:193
3020250,2sleep34716-21memory22:30:173
26691250,3sleep30-21swapper/322:20:573
26473250,3sleep30-21swapper/323:50:113
23283251,3sleep30-21swapper/320:55:073
20490251,3sleep30-21swapper/321:50:053
12372250,3sleep30-21swapper/319:15:203
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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