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2026-08-17 - 09:44
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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 Mon Aug 17, 2026 00:44:02)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3197213069,7sleep30-21swapper/319:05:263
3548212563,8sleep10-21swapper/119:09:531
3261212365,6sleep20-21swapper/219:06:142
3303211263,9sleep00-21swapper/019:06:440
2284721110,0sleep122846-21ssh21:26:371
55322650,0sleep15538-21needreboot00:20:211
78692640,5sleep2373599cyclictest23:11:402
117062630,0sleep30-21swapper/322:05:013
320572610,1sleep229-21rcuc/200:05:162
79592600,0sleep30-21swapper/300:21:473
124122600,0sleep30-21swapper/322:31:403
43882590,1sleep30-21swapper/322:42:343
78292560,1sleep010-21rcuc/023:11:390
172592550,0sleep00-21swapper/021:39:130
568924845,2sleep30-21swapper/320:31:223
3223424845,2sleep30-21swapper/320:27:243
1501824844,3sleep30-21swapper/320:12:243
734324541,3sleep30-21swapper/321:04:293
897424135,3sleep30-21swapper/321:49:483
1730524036,3sleep30-21swapper/320:44:583
1843823731,3sleep30-21swapper/323:15:553
2486623633,2sleep30-21swapper/319:51:243
2644623430,3sleep30-21swapper/320:24:373
187223330,2sleep30-21swapper/319:34:073
3730993210,21cyclictest0-21swapper/000:35:000
884323125,3sleep30-21swapper/323:25:493
373599310,15cyclictest0-21swapper/219:15:102
373099303,1cyclictest0-21swapper/022:22:220
373099293,14cyclictest0-21swapper/019:40:000
373099291,4cyclictest0-21swapper/023:40:150
373099290,3cyclictest0-21swapper/022:51:130
373099290,2cyclictest0-21swapper/000:12:210
373099290,16cyclictest0-21swapper/000:35:020
373299284,18cyclictest0-21swapper/122:05:201
373299284,18cyclictest0-21swapper/122:05:201
373299280,27cyclictest0-21swapper/123:42:411
373099284,20cyclictest0-21swapper/000:19:550
3730992818,6cyclictest755-21snmpd21:34:490
3730992812,13cyclictest0-21swapper/000:03:120
373099280,26cyclictest0-21swapper/021:26:200
373099280,16cyclictest0-21swapper/023:06:120
955022722,2sleep30-21swapper/322:16:353
3735992723,3cyclictest0-21swapper/200:12:032
373599270,26cyclictest5783-21kworker/2:123:24:562
373599270,26cyclictest0-21swapper/223:35:472
373599270,26cyclictest0-21swapper/219:43:062
373299270,26cyclictest0-21swapper/123:39:411
373299270,26cyclictest0-21swapper/123:04:591
373299270,26cyclictest0-21swapper/122:00:131
373299270,26cyclictest0-21swapper/119:23:551
373299270,25cyclictest13345-21ssh22:45:311
3730992718,8cyclictest755-21snmpd19:13:130
3730992712,13cyclictest0-21swapper/021:45:470
373099270,4cyclictest0-21swapper/022:25:030
373099270,25cyclictest0-21swapper/023:01:350
373099270,23cyclictest0-21swapper/023:19:420
373099270,1cyclictest0-21swapper/022:07:030
373099270,1cyclictest0-21swapper/022:07:020
373099270,19cyclictest12096-21awk21:05:210
373099270,15cyclictest0-21swapper/021:43:230
2834022721,3sleep30-21swapper/320:52:313
2266022723,3sleep30-21swapper/319:23:183
1358722724,2sleep30-21swapper/319:41:033
982022622,2sleep30-21swapper/323:13:153
933722623,2sleep30-21swapper/320:06:343
781722623,2sleep30-21swapper/319:38:273
3735992622,3cyclictest0-21swapper/221:03:442
373599260,25cyclictest0-21swapper/223:03:272
373599260,25cyclictest0-21swapper/221:59:582
373599260,25cyclictest0-21swapper/220:10:502
373299260,25cyclictest0-21swapper/123:30:131
373299260,25cyclictest0-21swapper/121:58:071
373099265,19cyclictest0-21swapper/023:30:170
3730992618,7cyclictest755-21snmpd19:30:340
3730992616,8cyclictest755-21snmpd23:45:350
3730992614,11cyclictest0-21swapper/022:11:390
3730992613,4cyclictest0-21swapper/022:33:390
3730992613,10cyclictest0-21swapper/021:20:000
373099261,21cyclictest0-21swapper/000:24:020
373099260,2cyclictest0-21swapper/021:50:140
373099260,2cyclictest0-21swapper/021:16:330
373099260,25cyclictest0-21swapper/023:56:050
373099260,25cyclictest0-21swapper/022:17:220
373099260,19cyclictest0-21swapper/023:28:410
3266122621,2sleep30-21swapper/323:23:083
1413222622,3sleep30-21swapper/319:45:123
899722521,3sleep30-21swapper/319:11:133
3735992521,3cyclictest0-21swapper/222:43:322
3735992518,7cyclictest0-21swapper/200:39:152
3735992516,8cyclictest0-21swapper/221:40:552
3732992522,3cyclictest0-21swapper/122:13:011
3732992517,7cyclictest0-21swapper/121:15:291
3732992517,7cyclictest0-21swapper/100:37:341
3732992516,8cyclictest0-21swapper/121:21:031
373299250,24cyclictest0-21swapper/123:59:491
373299250,18cyclictest0-21swapper/122:55:191
3730992518,6cyclictest755-21snmpd20:14:290
3730992517,7cyclictest755-21snmpd19:40:470
3730992515,9cyclictest0-21swapper/000:05:040
3730992514,10cyclictest0-21swapper/022:56:110
373099250,3cyclictest0-21swapper/021:10:120
373099250,19cyclictest0-21swapper/000:28:050
373099250,10cyclictest0-21swapper/023:50:110
237122519,3sleep30-21swapper/321:18:423
2277322521,3sleep30-21swapper/320:48:043
2029822520,3sleep30-21swapper/300:14:073
761922421,2sleep30-21swapper/321:05:093
3735992422,2cyclictest0-21swapper/220:24:122
3732992415,8cyclictest0-21swapper/123:19:411
373299240,23cyclictest0-21swapper/123:53:471
373299240,23cyclictest0-21swapper/122:31:111
373299240,23cyclictest0-21swapper/122:19:421
373299240,23cyclictest0-21swapper/121:32:171
373299240,23cyclictest0-21swapper/121:10:241
373299240,23cyclictest0-21swapper/100:16:031
373299240,18cyclictest0-21swapper/123:25:171
373299240,18cyclictest0-21swapper/100:26:401
373099242,15cyclictest0-21swapper/022:35:120
373099242,15cyclictest0-21swapper/021:55:250
3730992418,5cyclictest755-21snmpd22:01:190
3730992416,7cyclictest755-21snmpd20:31:590
373099240,18cyclictest0-21swapper/022:49:210
373099240,10cyclictest0-21swapper/022:40:310
1702522419,4sleep30-21swapper/319:18:163
862722319,2sleep30-21swapper/300:08:593
3735992319,3cyclictest0-21swapper/222:18:132
3735992317,1cyclictest755-21snmpd22:06:222
3735992317,1cyclictest755-21snmpd22:06:222
3735992312,3cyclictest0-21swapper/223:49:522
373599230,22cyclictest0-21swapper/222:52:202
373599230,22cyclictest0-21swapper/222:10:492
373599230,17cyclictest0-21swapper/200:23:082
3732992319,3cyclictest0-21swapper/120:59:571
3732992316,7cyclictest0-21swapper/120:43:091
373299230,22cyclictest0-21swapper/123:45:271
373299230,22cyclictest0-21swapper/122:50:031
373299230,22cyclictest0-21swapper/122:42:021
373299230,22cyclictest0-21swapper/122:37:211
373299230,22cyclictest0-21swapper/122:20:491
373299230,22cyclictest0-21swapper/121:41:581
373299230,22cyclictest0-21swapper/100:32:471
373299230,22cyclictest0-21swapper/100:10:471
373299230,22cyclictest0-21swapper/100:02:321
373299230,18cyclictest0-21swapper/123:06:291
373299230,17cyclictest0-21swapper/123:22:371
373299230,17cyclictest0-21swapper/122:28:221
373299230,17cyclictest0-21swapper/100:09:251
373099232,13cyclictest0-21swapper/023:24:580
3730992315,7cyclictest755-21snmpd19:55:440
373099230,3cyclictest0-21swapper/023:36:060
138422318,3sleep30-21swapper/300:34:063
3735992221,1cyclictest0-21swapper/221:32:342
3735992220,2cyclictest0-21swapper/223:32:082
3735992216,5cyclictest0-21swapper/219:48:202
373599221,4cyclictest0-21swapper/222:01:292
373599221,4cyclictest0-21swapper/221:16:212
373599221,20cyclictest0-21swapper/222:56:212
373599220,21cyclictest0-21swapper/223:51:412
373599220,21cyclictest0-21swapper/223:25:202
373599220,21cyclictest0-21swapper/223:17:302
373599220,21cyclictest0-21swapper/223:09:232
373599220,21cyclictest0-21swapper/221:29:502
373599220,21cyclictest0-21swapper/219:59:422
373599220,21cyclictest0-21swapper/219:54:232
373599220,21cyclictest0-21swapper/200:17:292
373599220,20cyclictest19902-21ssh00:27:092
373299221,20cyclictest0-21swapper/121:45:081
373299220,21cyclictest0-21swapper/123:13:211
373299220,21cyclictest0-21swapper/121:50:351
373299220,21cyclictest0-21swapper/121:37:431
373299220,21cyclictest0-21swapper/121:06:001
373299220,21cyclictest0-21swapper/120:54:361
373299220,21cyclictest0-21swapper/120:30:151
373299220,21cyclictest0-21swapper/119:45:501
373299220,21cyclictest0-21swapper/119:37:441
373299220,21cyclictest0-21swapper/119:18:311
3730992216,5cyclictest755-21snmpd20:58:080
3730992215,6cyclictest755-21snmpd21:03:000
3730992215,6cyclictest755-21snmpd20:38:110
3730992214,7cyclictest755-21snmpd20:26:060
373099220,2cyclictest0-21swapper/020:40:120
1163122219,2sleep30-21swapper/320:39:353
3735992119,2cyclictest0-21swapper/223:40:592
3735992119,2cyclictest0-21swapper/219:29:072
3735992118,2cyclictest755-21snmpd23:55:172
3735992113,7cyclictest0-21swapper/221:23:412
373599210,3cyclictest0-21swapper/219:34:332
373599210,20cyclictest0-21swapper/222:46:122
373599210,20cyclictest0-21swapper/222:25:552
373599210,20cyclictest0-21swapper/221:11:222
373599210,20cyclictest0-21swapper/220:45:452
373599210,20cyclictest0-21swapper/220:27:382
373599210,20cyclictest0-21swapper/220:02:292
373599210,20cyclictest0-21swapper/200:32:512
373599210,1cyclictest0-21swapper/221:50:452
373599210,15cyclictest0-21swapper/222:39:252
3732992118,3cyclictest0-21swapper/120:18:181
3732992118,3cyclictest0-21swapper/119:41:541
373299210,21cyclictest0-21swapper/120:00:101
373299210,20cyclictest0-21swapper/121:01:321
373299210,20cyclictest0-21swapper/120:37:471
373299210,20cyclictest0-21swapper/119:50:141
373299210,20cyclictest0-21swapper/119:29:401
373099210,15cyclictest0-21swapper/020:49:400
2895322117,3sleep30-21swapper/322:53:483
161282210,0sleep30-21swapper/322:20:193
373599202,17cyclictest0-21swapper/222:31:062
3735992018,1cyclictest755-21snmpd21:46:282
3735992018,1cyclictest755-21snmpd21:05:482
3735992018,1cyclictest755-21snmpd20:56:032
3735992018,1cyclictest755-21snmpd19:14:502
3735992017,2cyclictest755-21snmpd19:23:112
3735992016,3cyclictest0-21swapper/220:06:542
373599200,19cyclictest0-21swapper/220:37:172
373599200,19cyclictest0-21swapper/200:00:012
373599200,14cyclictest0-21swapper/221:37:112
3730992018,1cyclictest755-21snmpd19:22:280
3730992012,5cyclictest755-21snmpd20:00:260
373099201,18cyclictest0-21swapper/020:09:440
373099200,9cyclictest0-21swapper/020:50:130
373099200,19cyclictest0-21swapper/019:15:120
2610422014,3sleep30-21swapper/322:25:033
3735991917,1cyclictest755-21snmpd22:20:062
3735991917,1cyclictest755-21snmpd20:40:532
3735991917,1cyclictest755-21snmpd19:37:112
3732991917,2cyclictest0-21swapper/119:58:201
3732991917,2cyclictest0-21swapper/119:32:401
3732991917,2cyclictest0-21swapper/119:12:251
3732991916,2cyclictest0-21swapper/120:07:271
3730991910,8cyclictest755-21snmpd20:20:260
3052821915,3sleep30-21swapper/319:57:063
2232921914,2sleep30-21swapper/321:12:593
3735991817,0cyclictest755-21snmpd20:30:272
3735991816,1cyclictest755-21snmpd20:52:112
373299189,8cyclictest0-21swapper/120:21:071
3732991816,2cyclictest0-21swapper/120:47:351
373299180,17cyclictest0-21swapper/120:25:261
373299180,17cyclictest0-21swapper/120:10:141
373099185,8cyclictest0-21swapper/019:45:200
3730991816,1cyclictest755-21snmpd20:16:060
373099180,17cyclictest0-21swapper/019:27:120
2869921812,3sleep30-21swapper/321:43:583
2707821812,3sleep30-21swapper/300:02:063
1165421814,2sleep30-21swapper/323:40:593
3735991715,1cyclictest755-21snmpd20:18:142
373099170,16cyclictest0-21swapper/019:51:520
2563121712,3sleep30-21swapper/323:47:563
394721613,2sleep30-21swapper/320:04:383
165921613,2sleep30-21swapper/320:59:213
1628721610,3sleep30-21swapper/321:51:233
113521611,2sleep3755-21snmpd23:36:503
64292159,3sleep30-21swapper/322:57:293
3233521510,2sleep30-21swapper/323:09:353
177692150,2sleep30-21swapper/322:05:463
177692150,2sleep30-21swapper/322:05:453
62922149,2sleep30-21swapper/321:34:543
44772148,3sleep30-21swapper/323:52:403
233842148,3sleep30-21swapper/323:32:583
146732147,4sleep30-21swapper/321:24:203
285142139,3sleep30-21swapper/319:27:173
207682139,3sleep30-21swapper/320:18:593
106142137,3sleep30-21swapper/300:37:193
219012127,2sleep30-21swapper/300:28:453
155012115,3sleep30-21swapper/322:47:153
291072103,4sleep30-21swapper/322:10:333
288272104,3sleep30-21swapper/321:57:093
252802102,5sleep30-21swapper/321:28:323
250412104,3sleep30-21swapper/322:37:253
174022100,3sleep30-21swapper/321:39:223
32452293,3sleep30-21swapper/300:19:403
15811293,3sleep30-21swapper/323:00:403
14518292,4sleep30-21swapper/323:56:293
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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