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2026-01-10 - 20:32
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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 Jan 10, 2026 12:44:03)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
16366214985,8sleep10-21swapper/107:09:361
16248214575,7sleep00-21swapper/007:08:030
115232123110,8sleep20-21swapper/207:05:162
16296210393,7sleep30-21swapper/307:08:423
62472600,0sleep10-21swapper/109:50:171
97242590,0sleep30-21swapper/309:25:163
249402570,0sleep00-21swapper/011:30:240
53352550,0sleep35337-21kthreadcore10:45:183
25852550,1sleep12588-21kthreadcore12:10:181
170822550,1sleep338-21rcuc/307:10:123
218642540,0sleep20-21swapper/210:05:112
189972540,0sleep30-21swapper/311:25:183
1657699340,2cyclictest0-21swapper/212:10:112
1657699280,27cyclictest0-21swapper/211:40:582
1657299280,27cyclictest0-21swapper/111:28:071
1657699270,26cyclictest0-21swapper/211:53:222
1657299270,26cyclictest0-21swapper/111:57:101
1657299270,26cyclictest0-21swapper/111:12:571
1657299270,26cyclictest0-21swapper/109:00:081
1657299270,26cyclictest0-21swapper/108:37:381
1657299270,26cyclictest0-21swapper/108:03:241
1657299260,25cyclictest0-21swapper/112:04:101
1657299260,25cyclictest0-21swapper/110:54:421
1657299260,25cyclictest0-21swapper/107:11:421
1657699250,24cyclictest0-21swapper/209:46:002
1657299250,24cyclictest0-21swapper/109:21:021
16567992518,1cyclictest750-21snmpd08:04:080
16576992422,2cyclictest0-21swapper/211:35:432
16576992422,2cyclictest0-21swapper/210:27:242
16576992417,7cyclictest0-21swapper/212:01:192
16572992417,7cyclictest0-21swapper/108:52:531
16576992321,2cyclictest0-21swapper/210:00:062
16576992317,5cyclictest0-21swapper/207:36:022
16572992321,2cyclictest0-21swapper/109:30:031
1657299231,3cyclictest0-21swapper/112:24:011
1657299231,21cyclictest0-21swapper/112:38:321
1657299231,21cyclictest0-21swapper/112:31:491
1657299231,21cyclictest0-21swapper/111:09:481
1657299231,21cyclictest0-21swapper/110:59:521
1657299231,21cyclictest0-21swapper/109:59:181
1657299231,21cyclictest0-21swapper/109:06:211
1657299231,21cyclictest0-21swapper/108:08:351
1657299231,21cyclictest0-21swapper/107:22:071
1657299230,22cyclictest0-21swapper/108:24:171
1656799238,14cyclictest0-21swapper/007:25:200
1657699228,8cyclictest0-21swapper/208:00:152
16576992220,2cyclictest0-21swapper/211:01:062
16576992220,2cyclictest0-21swapper/209:40:352
1657699221,20cyclictest0-21swapper/209:19:002
1657699220,22cyclictest0-21swapper/212:18:432
16572992218,3cyclictest0-21swapper/110:46:061
1657299221,3cyclictest0-21swapper/112:08:101
1657299221,3cyclictest0-21swapper/108:45:471
1657299221,3cyclictest0-21swapper/108:30:351
1657299221,3cyclictest0-21swapper/107:31:041
1657299221,20cyclictest0-21swapper/110:20:091
1657299221,20cyclictest0-21swapper/108:58:251
1657299221,20cyclictest0-21swapper/107:58:201
1657299220,3cyclictest0-21swapper/111:15:361
1657299220,3cyclictest0-21swapper/108:42:501
1657299220,21cyclictest0-21swapper/112:19:271
1657299220,21cyclictest0-21swapper/111:41:161
1657299220,21cyclictest0-21swapper/111:38:521
1657299220,21cyclictest0-21swapper/111:00:301
1657299220,21cyclictest0-21swapper/110:35:391
1657299220,21cyclictest0-21swapper/110:14:001
1657299220,21cyclictest0-21swapper/109:41:151
1657299220,21cyclictest0-21swapper/108:15:561
1657299220,21cyclictest0-21swapper/107:36:501
1656799220,21cyclictest0-21swapper/009:04:460
1656799220,16cyclictest0-21swapper/010:54:180
16576992118,3cyclictest0-21swapper/209:13:232
16576992117,3cyclictest0-21swapper/212:30:012
16576992117,3cyclictest0-21swapper/207:31:402
1657699210,3cyclictest0-21swapper/210:58:492
1657699210,2cyclictest0-21swapper/212:35:502
1657699210,20cyclictest0-21swapper/211:30:252
1657699210,20cyclictest0-21swapper/210:38:032
1657699210,20cyclictest0-21swapper/210:17:432
1657699210,20cyclictest0-21swapper/208:53:442
1657699210,20cyclictest0-21swapper/208:48:052
1657699210,20cyclictest0-21swapper/208:33:052
1657299216,9cyclictest0-21swapper/108:10:191
16572992119,2cyclictest0-21swapper/111:20:461
16572992117,3cyclictest0-21swapper/112:26:141
16572992117,3cyclictest0-21swapper/110:40:101
16572992117,3cyclictest0-21swapper/110:07:591
16572992117,2cyclictest750-21snmpd07:15:021
16572992116,4cyclictest0-21swapper/110:16:261
1657299210,2cyclictest0-21swapper/110:03:211
1657299210,21cyclictest0-21swapper/111:30:041
1657299210,20cyclictest0-21swapper/111:53:361
1657299210,20cyclictest0-21swapper/110:31:151
1657299210,20cyclictest0-21swapper/109:15:481
1657299210,20cyclictest0-21swapper/107:42:291
1657299210,20cyclictest0-21swapper/107:42:291
1657299210,20cyclictest0-21swapper/107:29:201
1656799210,20cyclictest0-21swapper/007:45:210
1656799210,20cyclictest0-21swapper/007:34:490
16576992018,1cyclictest750-21snmpd12:27:442
16576992018,1cyclictest750-21snmpd12:23:062
16576992018,1cyclictest750-21snmpd10:52:332
16576992018,1cyclictest750-21snmpd10:33:462
16576992018,1cyclictest750-21snmpd08:27:232
16576992018,1cyclictest750-21snmpd07:45:232
16576992016,3cyclictest0-21swapper/208:37:112
16576992016,3cyclictest0-21swapper/207:27:202
1657699200,2cyclictest9820-21users09:50:232
1657699200,19cyclictest0-21swapper/208:40:232
1657699200,19cyclictest0-21swapper/208:06:472
16572992017,3cyclictest0-21swapper/107:46:031
16572992017,2cyclictest750-21snmpd07:50:141
16572992016,3cyclictest0-21swapper/109:10:451
1657299200,2cyclictest0-21swapper/109:45:361
1657299200,2cyclictest0-21swapper/108:27:021
1657299200,19cyclictest0-21swapper/109:38:321
1657299200,19cyclictest0-21swapper/109:28:061
16567992018,1cyclictest7610-21kthreadcore09:50:170
16567992018,1cyclictest750-21snmpd12:28:410
16567992018,1cyclictest750-21snmpd11:39:010
16567992018,1cyclictest750-21snmpd10:41:420
16567992018,1cyclictest750-21snmpd10:33:390
16567992018,1cyclictest750-21snmpd10:23:360
16567992018,1cyclictest750-21snmpd08:54:470
16567992018,1cyclictest750-21snmpd08:26:240
16567992018,1cyclictest14890-21diskstats07:35:150
1656799200,19cyclictest0-21swapper/007:20:130
16576991917,2cyclictest0-21swapper/209:28:022
16576991917,1cyclictest750-21snmpd11:55:012
16576991917,1cyclictest750-21snmpd11:46:462
16576991917,1cyclictest750-21snmpd11:07:182
16576991917,1cyclictest750-21snmpd10:45:452
16576991917,1cyclictest750-21snmpd10:40:042
16576991917,1cyclictest750-21snmpd09:58:352
16576991917,1cyclictest750-21snmpd09:39:152
16576991917,1cyclictest750-21snmpd09:31:302
16576991917,1cyclictest750-21snmpd09:05:122
16576991917,1cyclictest750-21snmpd09:04:172
16576991917,1cyclictest750-21snmpd07:21:522
16576991915,3cyclictest0-21swapper/212:05:002
1657699190,19cyclictest0-21swapper/211:11:492
16572991917,2cyclictest0-21swapper/111:48:551
16572991917,2cyclictest0-21swapper/110:25:311
16567991917,1cyclictest750-21snmpd12:39:320
16567991917,1cyclictest750-21snmpd12:20:250
16567991917,1cyclictest750-21snmpd12:15:240
16567991917,1cyclictest750-21snmpd12:12:070
16567991917,1cyclictest750-21snmpd12:06:310
16567991917,1cyclictest750-21snmpd11:55:250
16567991917,1cyclictest750-21snmpd11:50:520
16567991917,1cyclictest750-21snmpd11:43:460
16567991917,1cyclictest750-21snmpd11:20:080
16567991917,1cyclictest750-21snmpd11:13:090
16567991917,1cyclictest750-21snmpd11:07:070
16567991917,1cyclictest750-21snmpd10:15:000
16567991917,1cyclictest750-21snmpd08:16:350
16567991917,1cyclictest750-21snmpd08:11:540
16567991917,1cyclictest750-21snmpd08:05:320
16567991917,1cyclictest750-21snmpd07:42:260
16567991917,1cyclictest750-21snmpd07:42:260
16567991917,1cyclictest750-21snmpd07:18:580
16567991917,1cyclictest750-21snmpd07:12:100
16567991916,3cyclictest0-21swapper/010:38:190
16576991816,2cyclictest0-21swapper/211:18:282
16576991816,2cyclictest0-21swapper/207:15:262
16576991816,1cyclictest750-21snmpd11:28:462
16576991816,1cyclictest750-21snmpd08:56:142
16576991816,1cyclictest750-21snmpd08:10:412
16576991816,1cyclictest750-21snmpd07:56:262
16576991816,1cyclictest750-21snmpd07:51:292
16576991815,2cyclictest0-21swapper/208:23:352
16576991814,2cyclictest750-21snmpd10:10:182
1656799184,8cyclictest8889-21hostname09:25:130
16567991816,1cyclictest750-21snmpd12:03:370
16567991816,1cyclictest750-21snmpd11:46:340
16567991816,1cyclictest750-21snmpd10:46:060
16567991816,1cyclictest750-21snmpd10:28:280
16567991816,1cyclictest750-21snmpd09:35:590
16567991816,1cyclictest750-21snmpd09:05:070
16567991816,1cyclictest750-21snmpd08:47:410
16567991816,1cyclictest750-21snmpd08:42:140
16567991816,1cyclictest750-21snmpd08:37:320
16567991816,1cyclictest750-21snmpd07:56:320
16567991816,1cyclictest750-21snmpd07:54:500
16567991816,1cyclictest24150-21sadc11:05:000
16567991816,1cyclictest12543-21cat08:30:170
16567991814,3cyclictest0-21swapper/010:55:060
1657699172,14cyclictest0-21swapper/208:15:122
16576991715,1cyclictest750-21snmpd11:22:252
16576991715,1cyclictest750-21snmpd10:20:392
16576991715,1cyclictest750-21snmpd09:21:002
16576991715,1cyclictest750-21snmpd07:40:482
16576991715,1cyclictest750-21snmpd07:40:472
16576991715,1cyclictest750-21snmpd07:13:042
1656799178,8cyclictest0-21swapper/009:12:450
1656799172,14cyclictest0-21swapper/008:20:170
16567991715,1cyclictest750-21snmpd12:32:290
16567991715,1cyclictest750-21snmpd11:26:280
16567991715,1cyclictest750-21snmpd09:42:450
16567991715,1cyclictest750-21snmpd09:32:090
16567991715,1cyclictest750-21snmpd08:57:020
1656799170,16cyclictest0-21swapper/009:21:300
1656799170,11cyclictest0-21swapper/010:15:400
1656799170,11cyclictest0-21swapper/010:05:180
1656799170,11cyclictest0-21swapper/010:00:290
1656799170,11cyclictest0-21swapper/009:56:260
1656799170,11cyclictest0-21swapper/009:15:170
1656799161,14cyclictest0-21swapper/011:15:240
1656799150,14cyclictest0-21swapper/009:45:160
253162120,3sleep30-21swapper/309:38:553
73492110,2sleep30-21swapper/308:54:183
32742111,3sleep30-21swapper/307:25:033
83352100,3sleep30-21swapper/309:21:413
295452100,3sleep30-21swapper/311:07:133
26882100,3sleep30-21swapper/309:16:083
268432100,3sleep30-21swapper/310:08:033
266062100,3sleep30-21swapper/312:04:483
194292102,4sleep30-21swapper/309:30:263
168122100,3sleep30-21swapper/312:25:113
9258291,5sleep30-21swapper/309:50:213
15640291,5sleep30-21swapper/311:55:113
10749290,2sleep30-21swapper/312:17:183
3874282,3sleep30-21swapper/309:45:243
31331281,3sleep30-21swapper/309:44:553
26650282,3sleep30-21swapper/308:10:323
25747282,3sleep30-21swapper/311:35:123
23947280,2sleep30-21swapper/309:06:113
20047280,4sleep30-21swapper/311:30:123
18341281,4sleep30-21swapper/308:35:153
9586272,3sleep30-21swapper/311:20:153
8240271,4sleep30-21swapper/311:15:263
5595272,4sleep30-21swapper/310:18:043
32478271,2sleep30-21swapper/312:10:133
31035270,4sleep30-21swapper/311:40:013
29841270,3sleep30-21swapper/307:19:473
29794271,5sleep30-21swapper/309:14:323
28604271,3sleep30-21swapper/308:45:003
27570271,4sleep30-21swapper/312:32:353
22941270,3sleep30-21swapper/308:40:003
18393272,3sleep30-21swapper/309:02:033
17421271,3sleep30-21swapper/310:55:203
15826270,4sleep30-21swapper/312:20:213
13518272,2sleep30-21swapper/311:50:183
10148271,4sleep30-21swapper/307:59:113
7644260,3sleep30-21swapper/308:55:103
4348260,3sleep30-21swapper/311:45:023
32098261,3sleep30-21swapper/307:50:153
31847260,3sleep30-21swapper/312:05:243
30550261,2sleep330846-21perl07:20:143
28390261,2sleep30-21swapper/308:15:173
25747261,3sleep30-21swapper/307:44:503
25747261,3sleep30-21swapper/307:44:493
2084260,3sleep30-21swapper/311:10:213
18786260,3sleep30-21swapper/311:00:123
18275261,3sleep30-21swapper/310:30:173
16871262,3sleep30-21swapper/308:33:393
16603260,3sleep30-21swapper/310:25:243
15653260,3sleep30-21swapper/308:02:563
14466260,4sleep30-21swapper/307:35:123
1338262,2sleep30-21swapper/310:40:263
12828262,3sleep30-21swapper/310:53:513
12002261,3sleep30-21swapper/307:30:213
1044261,3sleep30-21swapper/312:36:553
10284261,2sleep30-21swapper/310:20:193
10190260,3sleep30-21swapper/309:55:003
6024251,3sleep30-21swapper/308:25:063
31877250,2sleep30-21swapper/310:10:223
25864250,3sleep30-21swapper/307:45:013
23941250,3sleep30-21swapper/310:35:173
20637250,3sleep30-21swapper/310:00:263
20484250,2sleep30-21swapper/308:05:203
1584250,2sleep32842-21cut08:20:183
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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