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2026-04-04 - 14:41
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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 Apr 04, 2026 12:44:02)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
11731212464,7sleep00-21swapper/007:05:450
120312117106,6sleep10-21swapper/107:09:391
120072114104,7sleep20-21swapper/207:09:202
117092113101,7sleep30-21swapper/307:05:273
918521120,0sleep20-21swapper/209:55:182
107012650,0sleep10-21swapper/110:25:181
225092610,1sleep010-21rcuc/009:40:160
184272590,1sleep318432-21gltestperf08:10:153
312672580,0sleep10-21swapper/107:25:001
190842550,1sleep010-21rcuc/010:05:170
105852550,0sleep00-21swapper/011:50:190
199602540,0sleep00-21swapper/012:30:150
1222999281,26cyclictest0-21swapper/208:24:002
1222199280,27cyclictest0-21swapper/109:24:541
1222999270,26cyclictest0-21swapper/212:25:412
1222999270,26cyclictest0-21swapper/210:42:312
1222999270,26cyclictest0-21swapper/209:40:512
1222999270,26cyclictest0-21swapper/208:49:002
1222999270,26cyclictest0-21swapper/208:19:222
1222199270,26cyclictest0-21swapper/111:45:401
1222199270,26cyclictest0-21swapper/111:25:231
1222199270,26cyclictest0-21swapper/110:37:221
1222199270,26cyclictest0-21swapper/110:04:061
1222199270,26cyclictest0-21swapper/109:01:211
1222199270,26cyclictest0-21swapper/108:04:031
1222199260,25cyclictest311772sleep109:16:421
1222199260,25cyclictest0-21swapper/112:10:051
1222199260,25cyclictest0-21swapper/111:42:111
1222199260,25cyclictest0-21swapper/111:30:591
1222199260,25cyclictest0-21swapper/109:37:181
1222199260,25cyclictest0-21swapper/108:58:151
1222199260,25cyclictest0-21swapper/108:18:361
1221999260,24cyclictest19064-21awk10:34:590
251312250,0sleep10-21swapper/111:35:171
12229992522,2cyclictest0-21swapper/209:50:152
1222999250,24cyclictest0-21swapper/212:12:172
12221992523,2cyclictest0-21swapper/108:24:181
12221992523,2cyclictest0-21swapper/108:05:301
1222199250,24cyclictest0-21swapper/110:33:541
1222199250,24cyclictest0-21swapper/110:18:301
1222199250,24cyclictest0-21swapper/109:42:211
1222199250,24cyclictest0-21swapper/107:40:291
12221992422,2cyclictest0-21swapper/110:53:311
12221992422,2cyclictest0-21swapper/109:30:131
12221992421,2cyclictest30831-21cstates10:45:121
12221992417,7cyclictest0-21swapper/111:52:051
12219992411,9cyclictest0-21swapper/007:45:210
1222999231,21cyclictest0-21swapper/212:23:022
1222999230,17cyclictest0-21swapper/212:32:152
12221992321,2cyclictest0-21swapper/112:33:291
12221992320,3cyclictest0-21swapper/111:13:521
1222199230,22cyclictest0-21swapper/108:49:421
12229992218,3cyclictest0-21swapper/210:49:512
1222999221,3cyclictest0-21swapper/211:17:292
1222999221,3cyclictest0-21swapper/208:36:242
1222999221,3cyclictest0-21swapper/207:41:442
1222999220,21cyclictest0-21swapper/211:24:342
1222999220,21cyclictest0-21swapper/211:07:052
12221992221,1cyclictest0-21swapper/108:50:031
12221992220,2cyclictest0-21swapper/112:18:161
12221992220,2cyclictest0-21swapper/107:28:351
12221992220,2cyclictest0-21swapper/107:13:591
1222199221,3cyclictest0-21swapper/111:18:531
1222199221,20cyclictest0-21swapper/110:44:451
1222199221,20cyclictest0-21swapper/108:27:001
1222199220,3cyclictest0-21swapper/107:48:381
1222199220,21cyclictest0-21swapper/111:20:491
1222199220,21cyclictest0-21swapper/110:56:521
1222199220,21cyclictest0-21swapper/109:09:311
1222199220,21cyclictest0-21swapper/108:34:001
1222199220,21cyclictest0-21swapper/107:54:081
1222199220,21cyclictest0-21swapper/107:18:201
12219992220,2cyclictest0-21swapper/010:53:090
12229992117,3cyclictest0-21swapper/211:51:072
12229992117,3cyclictest0-21swapper/211:36:582
12229992117,2cyclictest27074-21ps11:10:162
1222999210,3cyclictest0-21swapper/209:18:092
1222999210,3cyclictest0-21swapper/207:20:052
1222999210,20cyclictest0-21swapper/210:30:242
1222999210,20cyclictest0-21swapper/208:28:452
1222999210,20cyclictest0-21swapper/207:59:262
1222999210,20cyclictest0-21swapper/207:47:142
12221992120,1cyclictest0-21swapper/112:25:161
12221992119,2cyclictest0-21swapper/112:08:261
12221992119,2cyclictest0-21swapper/110:06:001
12221992117,3cyclictest0-21swapper/109:46:061
1222199210,20cyclictest0-21swapper/112:21:231
1222199210,20cyclictest0-21swapper/112:00:311
1222199210,20cyclictest0-21swapper/111:02:381
1222199210,20cyclictest0-21swapper/110:20:511
1222199210,20cyclictest0-21swapper/109:50:061
1222199210,20cyclictest0-21swapper/108:12:001
1222199210,20cyclictest0-21swapper/107:37:411
12219992119,1cyclictest749-21snmpd12:14:010
12219992117,3cyclictest749-21snmpd09:46:420
1221999210,20cyclictest0-21swapper/010:29:540
29352208,3sleep30-21swapper/308:53:573
12229992018,1cyclictest749-21snmpd11:31:052
12229992018,1cyclictest749-21snmpd10:37:332
12229992018,1cyclictest749-21snmpd10:01:252
12229992018,1cyclictest749-21snmpd09:00:032
12229992018,1cyclictest749-21snmpd08:11:362
12229992018,1cyclictest749-21snmpd07:53:502
12229992017,2cyclictest749-21snmpd11:25:072
12229992017,2cyclictest749-21snmpd09:47:192
12229992017,2cyclictest0-21swapper/207:12:382
12229992016,3cyclictest0-21swapper/211:57:142
1222999201,18cyclictest0-21swapper/207:35:052
1222999200,2cyclictest0-21swapper/210:51:582
1222999200,2cyclictest0-21swapper/209:26:002
1222999200,18cyclictest0-21swapper/211:40:222
12221992018,2cyclictest0-21swapper/108:35:331
12221992016,3cyclictest0-21swapper/107:30:351
1222199200,3cyclictest0-21swapper/107:58:051
1222199200,15cyclictest0-21swapper/108:44:101
12219992018,1cyclictest749-21snmpd11:55:520
12219992018,1cyclictest749-21snmpd11:31:460
12219992018,1cyclictest749-21snmpd10:18:030
12219992018,1cyclictest749-21snmpd09:57:040
12219992018,1cyclictest749-21snmpd09:20:060
12219992018,1cyclictest749-21snmpd08:12:300
12219992018,1cyclictest749-21snmpd07:35:410
12219992018,1cyclictest749-21snmpd07:10:020
12219992012,1cyclictest749-21snmpd11:03:050
1222999192,11cyclictest0-21swapper/207:25:222
12229991917,2cyclictest0-21swapper/209:31:422
12229991917,1cyclictest749-21snmpd12:17:372
12229991917,1cyclictest749-21snmpd12:07:202
12229991917,1cyclictest749-21snmpd10:26:282
12229991917,1cyclictest749-21snmpd10:18:392
12229991917,1cyclictest749-21snmpd09:07:512
12229991917,1cyclictest749-21snmpd08:51:032
12229991917,1cyclictest749-21snmpd08:33:212
12229991917,1cyclictest749-21snmpd08:06:242
12229991917,1cyclictest749-21snmpd08:01:322
12229991917,1cyclictest749-21snmpd07:32:112
12229991916,2cyclictest0-21swapper/209:39:242
12229991916,2cyclictest0-21swapper/208:55:122
12229991915,3cyclictest0-21swapper/212:38:292
1222999191,17cyclictest0-21swapper/208:40:122
1222199190,2cyclictest0-21swapper/111:55:381
1222199190,19cyclictest0-21swapper/109:56:491
1222199190,18cyclictest0-21swapper/112:37:471
1221999195,8cyclictest3562-21/usr/sbin/munin08:55:120
1221999195,13cyclictest0-21swapper/008:25:110
1221999194,14cyclictest0-21swapper/008:50:140
12219991917,1cyclictest749-21snmpd12:39:380
12219991917,1cyclictest749-21snmpd12:20:440
12219991917,1cyclictest749-21snmpd11:41:410
12219991917,1cyclictest749-21snmpd11:36:170
12219991917,1cyclictest749-21snmpd11:29:200
12219991917,1cyclictest749-21snmpd10:59:460
12219991917,1cyclictest749-21snmpd10:20:040
12219991917,1cyclictest749-21snmpd10:00:270
12219991917,1cyclictest749-21snmpd09:32:430
12219991917,1cyclictest749-21snmpd09:09:120
12219991917,1cyclictest749-21snmpd08:45:240
12219991917,1cyclictest749-21snmpd08:15:450
12219991917,1cyclictest749-21snmpd07:52:140
12219991917,1cyclictest749-21snmpd07:16:350
1221999191,16cyclictest0-21swapper/008:35:150
1222999182,13cyclictest280-21systemd-journal09:12:452
1222999182,13cyclictest0-21swapper/211:45:112
12229991816,1cyclictest749-21snmpd12:00:132
12229991816,1cyclictest749-21snmpd11:00:372
12229991816,1cyclictest749-21snmpd07:15:442
12221991814,3cyclictest0-21swapper/109:26:361
12221991814,3cyclictest0-21swapper/109:10:391
12219991816,1cyclictest749-21snmpd12:28:400
12219991816,1cyclictest749-21snmpd12:01:070
12219991816,1cyclictest749-21snmpd11:15:080
12219991816,1cyclictest749-21snmpd11:09:340
12219991816,1cyclictest749-21snmpd10:47:520
12219991816,1cyclictest749-21snmpd10:44:060
12219991816,1cyclictest749-21snmpd10:14:040
12219991816,1cyclictest749-21snmpd09:38:270
12219991816,1cyclictest749-21snmpd09:16:220
12219991816,1cyclictest749-21snmpd09:04:510
12219991816,1cyclictest749-21snmpd08:44:390
12219991816,1cyclictest749-21snmpd08:21:120
12219991816,1cyclictest749-21snmpd08:05:300
12219991816,1cyclictest749-21snmpd08:04:030
12219991816,1cyclictest749-21snmpd07:40:230
12219991816,1cyclictest749-21snmpd07:25:410
12219991816,1cyclictest749-21snmpd07:20:310
2844921710,6sleep30-21swapper/308:18:093
1222999173,13cyclictest0-21swapper/209:20:172
12229991715,1cyclictest749-21snmpd10:55:252
12229991715,1cyclictest749-21snmpd10:21:122
1222199171,15cyclictest0-21swapper/111:08:521
1222199171,15cyclictest0-21swapper/110:11:161
1221999172,13cyclictest842-21/usr/sbin/munin07:55:140
12219991715,1cyclictest749-21snmpd12:15:500
12219991715,1cyclictest749-21snmpd12:06:530
12219991715,1cyclictest749-21snmpd11:10:590
12219991715,1cyclictest749-21snmpd09:50:090
12219991715,1cyclictest749-21snmpd07:30:350
1221999170,12cyclictest0-21swapper/010:35:490
12229991614,2cyclictest0-21swapper/210:07:362
12229991613,2cyclictest749-21snmpd10:14:012
1221999163,11cyclictest0-21swapper/011:20:200
1221999160,15cyclictest0-21swapper/009:27:240
1221999160,11cyclictest0-21swapper/008:34:440
321672158,4sleep30-21swapper/309:45:233
174342155,3sleep30-21swapper/310:01:303
1221999150,14cyclictest0-21swapper/011:48:530
1221999150,14cyclictest0-21swapper/009:10:130
100352158,5sleep30-21swapper/309:27:453
87712149,4sleep30-21swapper/310:51:483
85722148,3sleep30-21swapper/308:55:253
721721410,3sleep30-21swapper/308:28:063
43292148,3sleep30-21swapper/309:21:163
38921410,3sleep30-21swapper/307:52:463
316572149,3sleep30-21swapper/311:15:113
315521410,3sleep30-21swapper/310:46:343
3138421410,3sleep30-21swapper/309:19:203
3131921410,3sleep30-21swapper/311:13:413
3109721410,3sleep30-21swapper/307:23:433
2864821410,3sleep30-21swapper/310:11:023
285582148,5sleep30-21swapper/312:05:353
2741921410,3sleep30-21swapper/311:35:493
2545521410,3sleep30-21swapper/307:18:143
2442221410,3sleep30-21swapper/310:36:533
2417221410,3sleep30-21swapper/312:30:583
239312149,3sleep30-21swapper/308:40:323
2115621410,3sleep30-21swapper/309:36:153
205821410,3sleep30-21swapper/310:18:163
1993221410,3sleep30-21swapper/311:01:003
19842149,3sleep30-21swapper/312:14:053
161442149,3sleep30-21swapper/311:25:513
1566921410,3sleep30-21swapper/307:36:083
1435521410,3sleep30-21swapper/310:56:323
1432221410,3sleep30-21swapper/309:01:263
1343821410,3sleep30-21swapper/310:29:573
1179421410,3sleep30-21swapper/311:50:583
114202149,3sleep30-21swapper/309:55:523
8332139,3sleep30-21swapper/311:43:453
76372139,3sleep30-21swapper/310:22:273
62522139,3sleep30-21swapper/311:46:303
58912139,3sleep30-21swapper/307:55:593
58432139,3sleep30-21swapper/309:51:243
41512139,3sleep30-21swapper/307:26:553
301262139,3sleep30-21swapper/312:39:403
300422139,3sleep30-21swapper/310:42:073
295482139,3sleep30-21swapper/308:46:003
273662139,3sleep30-21swapper/307:49:023
267742139,3sleep30-21swapper/309:41:273
256702138,3sleep30-21swapper/311:07:583
254982139,3sleep30-21swapper/309:10:523
230552139,3sleep30-21swapper/310:06:183
230432139,3sleep30-21swapper/312:01:243
218032139,3sleep30-21swapper/311:31:043
217522139,3sleep30-21swapper/307:43:493
189182139,3sleep30-21swapper/310:33:253
185632139,3sleep30-21swapper/312:25:473
175512139,3sleep30-21swapper/307:12:143
174722139,3sleep30-21swapper/311:56:553
170972139,3sleep30-21swapper/308:05:563
16992139,3sleep30-21swapper/308:24:063
155402139,3sleep30-21swapper/309:31:303
132172139,3sleep30-21swapper/308:35:033
128782139,3sleep30-21swapper/308:33:363
115562139,3sleep30-21swapper/308:01:433
102282137,3sleep30-21swapper/311:20:513
101242139,3sleep30-21swapper/307:32:243
199932128,3sleep30-21swapper/309:06:513
129392128,3sleep30-21swapper/312:20:463
73992117,3sleep30-21swapper/312:16:463
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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