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2026-05-07 - 00:15
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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 Wed May 06, 2026 12:44:03)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
17749214179,7sleep10-21swapper/107:06:541
17821213069,7sleep00-21swapper/007:07:490
178232121111,7sleep20-21swapper/207:07:512
177342113103,7sleep30-21swapper/307:06:443
154492650,0sleep20-21swapper/209:00:002
190702530,0sleep00-21swapper/010:00:130
1816899320,31cyclictest0-21swapper/110:40:111
1817399270,26cyclictest0-21swapper/208:35:432
1816899270,26cyclictest0-21swapper/110:27:221
1817399260,25cyclictest0-21swapper/211:25:232
1817399260,25cyclictest0-21swapper/211:00:232
1817399260,25cyclictest0-21swapper/207:50:212
1816899260,25cyclictest0-21swapper/112:07:211
1816899260,25cyclictest0-21swapper/110:17:291
1816899260,25cyclictest0-21swapper/109:39:011
1816899260,25cyclictest0-21swapper/107:27:331
1817399250,24cyclictest0-21swapper/208:10:042
1816899250,24cyclictest0-21swapper/112:19:571
1816899250,24cyclictest0-21swapper/111:12:261
1816899250,24cyclictest0-21swapper/111:05:461
1816899250,24cyclictest0-21swapper/110:01:461
1816899250,24cyclictest0-21swapper/107:48:331
1816899250,24cyclictest0-21swapper/107:36:571
1816499250,19cyclictest9819-21awk08:54:590
1817399240,23cyclictest0-21swapper/211:39:352
1816899240,23cyclictest0-21swapper/111:01:501
1816899240,23cyclictest0-21swapper/107:54:451
1817399231,21cyclictest0-21swapper/211:48:572
1817399231,21cyclictest0-21swapper/210:15:402
1816899230,23cyclictest0-21swapper/112:27:211
1816899230,23cyclictest0-21swapper/111:30:261
1816899230,23cyclictest0-21swapper/109:29:581
1816899230,22cyclictest0-21swapper/111:56:211
1816899230,22cyclictest0-21swapper/110:12:531
1816899230,22cyclictest0-21swapper/110:09:351
1816899230,22cyclictest0-21swapper/108:56:061
1816899230,22cyclictest0-21swapper/108:50:491
1816899230,22cyclictest0-21swapper/108:28:001
1816899230,22cyclictest0-21swapper/108:11:211
18173992215,7cyclictest0-21swapper/210:54:562
1817399221,3cyclictest0-21swapper/207:11:482
1817399221,20cyclictest0-21swapper/212:13:062
1817399220,21cyclictest0-21swapper/212:15:112
1817399220,21cyclictest0-21swapper/212:03:142
1817399220,21cyclictest0-21swapper/209:16:132
1817399220,21cyclictest0-21swapper/208:34:182
1817399220,21cyclictest0-21swapper/207:41:432
1817399220,20cyclictest7457-21apt11:45:002
18168992220,2cyclictest0-21swapper/109:13:581
1816899220,3cyclictest0-21swapper/110:37:051
1816899220,22cyclictest0-21swapper/111:23:231
1816899220,21cyclictest0-21swapper/111:19:141
1816899220,21cyclictest0-21swapper/109:59:171
1816899220,21cyclictest0-21swapper/109:17:041
1816899220,21cyclictest0-21swapper/108:39:041
1816899220,21cyclictest0-21swapper/108:34:341
1816899220,21cyclictest0-21swapper/107:57:341
1816499227,14cyclictest0-21swapper/007:30:100
1817399218,8cyclictest0-21swapper/210:35:222
18173992118,2cyclictest749-21snmpd11:32:052
18173992118,2cyclictest749-21snmpd11:10:322
18173992118,2cyclictest0-21swapper/212:07:482
18173992117,3cyclictest0-21swapper/209:36:392
1817399211,3cyclictest0-21swapper/208:40:332
1817399210,3cyclictest0-21swapper/210:57:382
1817399210,2cyclictest0-21swapper/209:26:362
1817399210,2cyclictest0-21swapper/208:16:302
1817399210,20cyclictest0-21swapper/211:52:572
1817399210,20cyclictest0-21swapper/211:08:202
1817399210,20cyclictest0-21swapper/210:49:352
1817399210,20cyclictest0-21swapper/210:42:452
1817399210,20cyclictest0-21swapper/210:03:202
1817399210,20cyclictest0-21swapper/209:02:162
1817399210,20cyclictest0-21swapper/208:21:282
1817399210,20cyclictest0-21swapper/207:28:482
1816899215,15cyclictest0-21swapper/107:41:571
18168992117,3cyclictest0-21swapper/110:59:441
18168992117,3cyclictest0-21swapper/108:23:071
18168992117,3cyclictest0-21swapper/108:01:421
1816899210,2cyclictest0-21swapper/112:01:541
1816899210,20cyclictest0-21swapper/112:20:151
1816899210,20cyclictest0-21swapper/111:46:031
1816899210,20cyclictest0-21swapper/111:42:481
1816899210,20cyclictest0-21swapper/111:37:111
1816899210,20cyclictest0-21swapper/111:29:351
1816899210,20cyclictest0-21swapper/110:50:471
1816899210,20cyclictest0-21swapper/110:32:321
1816899210,20cyclictest0-21swapper/110:20:231
1816899210,20cyclictest0-21swapper/109:49:431
1816899210,20cyclictest0-21swapper/109:34:071
1816899210,20cyclictest0-21swapper/107:16:231
1816899210,20cyclictest0-21swapper/107:13:501
1816499210,15cyclictest0-21swapper/012:20:100
395822010,3sleep30-21swapper/308:46:483
18173992018,1cyclictest749-21snmpd12:35:392
18173992018,1cyclictest749-21snmpd09:55:592
18173992018,1cyclictest749-21snmpd09:51:582
18173992018,1cyclictest749-21snmpd08:53:522
18173992018,1cyclictest749-21snmpd08:26:492
18173992018,1cyclictest749-21snmpd07:45:242
18173992018,1cyclictest749-21snmpd07:19:142
18173992017,3cyclictest0-21swapper/212:20:302
18173992016,3cyclictest0-21swapper/209:10:362
1817399200,19cyclictest0-21swapper/210:10:142
18168992018,2cyclictest0-21swapper/112:14:121
18168992017,2cyclictest0-21swapper/109:20:571
18168992017,2cyclictest0-21swapper/107:30:571
1816899200,3cyclictest0-21swapper/108:08:461
1816899200,2cyclictest0-21swapper/109:42:441
1816899200,20cyclictest0-21swapper/112:35:311
1816899200,20cyclictest0-21swapper/107:20:081
1816899200,19cyclictest0-21swapper/109:00:371
1816899200,19cyclictest0-21swapper/108:43:211
18164992018,1cyclictest749-21snmpd12:31:390
18164992018,1cyclictest749-21snmpd11:57:000
18164992018,1cyclictest749-21snmpd11:38:140
18164992018,1cyclictest749-21snmpd10:09:110
18164992018,1cyclictest749-21snmpd09:51:020
18164992018,1cyclictest749-21snmpd09:36:040
18164992018,1cyclictest749-21snmpd09:25:340
18164992018,1cyclictest749-21snmpd09:14:340
18164992018,1cyclictest749-21snmpd09:00:250
18164992017,2cyclictest749-21snmpd10:26:520
1816499200,19cyclictest0-21swapper/012:05:000
1817399192,14cyclictest0-21swapper/210:22:062
18173991917,1cyclictest749-21snmpd07:37:572
18173991916,3cyclictest0-21swapper/209:46:442
18173991916,2cyclictest0-21swapper/209:32:222
18173991916,1cyclictest752-21lldpd08:46:352
18173991915,3cyclictest0-21swapper/211:20:412
1817399190,18cyclictest0-21swapper/207:32:312
1816899190,2cyclictest0-21swapper/111:51:181
18164991917,1cyclictest749-21snmpd12:36:030
18164991917,1cyclictest749-21snmpd11:47:000
18164991917,1cyclictest749-21snmpd11:29:020
18164991917,1cyclictest749-21snmpd11:11:470
18164991917,1cyclictest749-21snmpd10:34:140
18164991917,1cyclictest749-21snmpd10:18:230
18164991917,1cyclictest749-21snmpd10:13:230
18164991917,1cyclictest749-21snmpd09:47:580
18164991917,1cyclictest749-21snmpd08:01:030
18164991917,1cyclictest749-21snmpd07:13:380
18164991912,7cyclictest0-21swapper/008:10:150
1816499190,18cyclictest0-21swapper/009:15:160
1816499190,18cyclictest0-21swapper/008:35:110
190442187,3sleep30-21swapper/308:34:193
1817399185,7cyclictest5932-21/usr/sbin/munin09:20:142
1817399183,14cyclictest0-21swapper/210:25:192
1817399183,13cyclictest0-21swapper/210:30:062
18173991817,0cyclictest749-21snmpd07:21:282
18173991816,1cyclictest749-21snmpd11:19:172
18173991816,1cyclictest749-21snmpd09:09:252
18173991816,1cyclictest749-21snmpd07:56:012
18173991815,2cyclictest749-21snmpd12:29:372
18168991816,2cyclictest0-21swapper/112:31:001
18168991816,2cyclictest0-21swapper/108:46:341
1816899180,17cyclictest0-21swapper/109:06:541
1816499189,8cyclictest0-21swapper/012:15:220
18164991816,1cyclictest749-21snmpd12:25:090
18164991816,1cyclictest749-21snmpd11:42:390
18164991816,1cyclictest749-21snmpd11:21:440
18164991816,1cyclictest749-21snmpd11:06:020
18164991816,1cyclictest749-21snmpd10:52:250
18164991816,1cyclictest749-21snmpd10:36:110
18164991816,1cyclictest749-21snmpd09:59:050
18164991816,1cyclictest749-21snmpd09:30:480
18164991816,1cyclictest749-21snmpd08:56:490
18164991816,1cyclictest749-21snmpd08:31:040
18164991816,1cyclictest749-21snmpd08:24:310
18164991816,1cyclictest749-21snmpd07:43:430
18164991816,1cyclictest749-21snmpd07:35:000
18164991816,1cyclictest749-21snmpd07:25:130
18164991811,6cyclictest0-21swapper/011:52:440
1816499180,17cyclictest0-21swapper/010:55:140
1816499180,17cyclictest0-21swapper/007:45:370
528921710,3sleep30-21swapper/311:12:463
201192176,3sleep30-21swapper/312:24:183
18173991715,1cyclictest749-21snmpd10:06:082
18173991715,1cyclictest15645-21kthreadcore08:00:182
1817399170,11cyclictest0-21swapper/212:34:172
1816899171,15cyclictest0-21swapper/109:51:231
1816499173,13cyclictest0-21swapper/012:10:310
1816499172,14cyclictest0-21swapper/011:15:210
18164991715,1cyclictest749-21snmpd12:07:150
18164991715,1cyclictest749-21snmpd11:00:050
18164991715,1cyclictest749-21snmpd10:45:350
18164991715,1cyclictest749-21snmpd09:44:560
18164991715,1cyclictest749-21snmpd09:20:180
18164991715,1cyclictest749-21snmpd08:26:270
18164991715,1cyclictest749-21snmpd07:21:170
1816499170,16cyclictest0-21swapper/008:15:130
1816499170,16cyclictest0-21swapper/007:19:270
1816499170,11cyclictest0-21swapper/007:55:150
1816499170,11cyclictest0-21swapper/007:50:140
58962166,3sleep30-21swapper/307:50:343
18173991614,1cyclictest749-21snmpd08:05:122
1817399160,15cyclictest0-21swapper/211:58:002
1816899163,9cyclictest0-21swapper/110:47:311
1816899160,10cyclictest0-21swapper/108:17:031
18164991614,1cyclictest749-21snmpd11:30:590
18164991614,1cyclictest749-21snmpd08:05:250
18164991611,4cyclictest749-21snmpd08:40:270
1816499160,10cyclictest0-21swapper/009:05:220
1379221614,1sleep0749-21snmpd10:20:410
97222159,5sleep30-21swapper/308:54:023
70792153,3sleep30-21swapper/311:40:253
234422158,4sleep30-21swapper/308:10:013
208002159,3sleep30-21swapper/310:56:353
18164991513,1cyclictest749-21snmpd08:47:520
1320721510,3sleep30-21swapper/308:26:273
127732158,3sleep30-21swapper/311:46:463
862721410,3sleep30-21swapper/312:10:413
806221410,3sleep30-21swapper/310:18:203
503021410,3sleep30-21swapper/309:15:403
455221410,3sleep30-21swapper/307:23:353
439821410,3sleep30-21swapper/312:37:323
328821410,3sleep30-21swapper/312:08:563
269942148,3sleep30-21swapper/307:40:243
2648121410,3sleep30-21swapper/309:08:273
2640921410,3sleep30-21swapper/311:01:043
2441021410,3sleep30-21swapper/311:57:593
2359621410,3sleep30-21swapper/310:02:103
2319221410,3sleep30-21swapper/308:06:473
2233121410,3sleep30-21swapper/309:31:503
2145321410,3sleep30-21swapper/307:37:123
1745021410,3sleep30-21swapper/308:00:363
1666921410,3sleep30-21swapper/311:20:433
160421410,3sleep30-21swapper/311:37:373
1551021410,3sleep30-21swapper/307:30:323
1535221410,3sleep30-21swapper/308:59:303
1438521410,3sleep30-21swapper/312:17:533
123672149,3sleep30-21swapper/309:52:123
116721410,3sleep30-21swapper/309:42:313
1164121410,3sleep30-21swapper/307:57:073
108342149,3sleep30-21swapper/311:16:583
1003921410,3sleep30-21swapper/307:27:033
77672139,3sleep30-21swapper/308:23:253
68132138,3sleep30-21swapper/309:48:123
4762139,3sleep30-21swapper/307:49:103
40972139,3sleep30-21swapper/310:43:103
320992139,3sleep30-21swapper/309:13:393
312902138,3sleep30-21swapper/307:17:343
310852139,3sleep30-21swapper/312:31:033
307192139,3sleep30-21swapper/310:35:583
298632139,3sleep30-21swapper/312:00:283
296452139,3sleep30-21swapper/310:10:073
290742139,3sleep30-21swapper/310:05:373
284952139,3sleep30-21swapper/311:33:523
256602139,3sleep30-21swapper/312:28:353
233282139,3sleep30-21swapper/307:10:383
228072139,3sleep30-21swapper/309:35:033
223432139,3sleep30-21swapper/311:25:553
207792139,3sleep30-21swapper/309:01:583
20282139,3sleep30-21swapper/308:17:133
196342139,3sleep30-21swapper/308:35:083
194702139,3sleep30-21swapper/310:26:003
182992139,3sleep30-21swapper/311:50:463
181612139,3sleep30-21swapper/309:59:253
167812138,3sleep30-21swapper/309:27:493
151582139,3sleep30-21swapper/310:51:073
307522128,3sleep30-21swapper/308:42:043
269402127,3sleep30-21swapper/311:05:013
252852128,3sleep30-21swapper/310:33:123
1817399129,2cyclictest749-21snmpd09:43:202
18164991210,1cyclictest749-21snmpd10:44:530
139142128,3sleep30-21swapper/310:22:163
110782128,3sleep30-21swapper/309:22:053
95442117,3sleep30-21swapper/310:45:553
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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