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2026-03-13 - 08:25
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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 Fri Mar 13, 2026 00:44:03)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
26826212769,6sleep10-21swapper/119:09:391
26785212381,8sleep20-21swapper/219:09:082
2577421230,2sleep30-21swapper/319:05:193
266962111101,7sleep00-21swapper/019:07:580
205942580,0sleep00-21swapper/023:20:180
13522580,1sleep11357-21gltestperf22:35:141
268992540,1sleep126902-21kthreadcore19:35:171
2703199351,27cyclictest0-21swapper/222:23:472
2702299300,29cyclictest0-21swapper/020:05:110
2703199281,26cyclictest0-21swapper/222:56:262
2703199270,26cyclictest0-21swapper/222:40:052
2703199270,26cyclictest0-21swapper/220:41:582
2702799270,26cyclictest0-21swapper/123:31:211
2702799270,26cyclictest0-21swapper/123:17:501
2702799270,26cyclictest0-21swapper/123:07:201
2702799270,26cyclictest0-21swapper/121:58:161
2702799270,26cyclictest0-21swapper/121:35:131
2702799270,26cyclictest0-21swapper/121:01:001
2702799270,26cyclictest0-21swapper/120:05:521
2702799270,26cyclictest0-21swapper/100:20:251
2702799270,26cyclictest0-21swapper/100:14:031
2702799270,26cyclictest0-21swapper/100:04:061
2702799270,21cyclictest0-21swapper/119:33:051
2703199260,25cyclictest0-21swapper/223:42:362
2703199260,25cyclictest0-21swapper/219:23:172
2702799260,25cyclictest0-21swapper/122:48:411
2702799260,25cyclictest0-21swapper/120:27:211
2702799260,25cyclictest0-21swapper/120:14:451
27031992522,2cyclictest0-21swapper/223:29:212
27031992522,2cyclictest0-21swapper/220:56:522
2703199250,24cyclictest0-21swapper/221:31:182
27027992523,2cyclictest0-21swapper/122:14:441
27027992522,3cyclictest0-21swapper/120:17:311
2702799250,24cyclictest0-21swapper/120:35:391
27031992422,2cyclictest0-21swapper/200:18:392
2703199240,23cyclictest0-21swapper/200:11:212
27027992421,3cyclictest0-21swapper/119:24:411
27027992416,8cyclictest0-21swapper/123:43:421
27027992415,8cyclictest0-21swapper/122:16:021
2702799240,23cyclictest0-21swapper/122:09:141
2702799240,23cyclictest0-21swapper/122:00:471
27031992321,2cyclictest0-21swapper/223:18:462
2703199231,21cyclictest0-21swapper/222:52:562
2703199231,21cyclictest0-21swapper/222:38:462
2703199230,22cyclictest0-21swapper/220:04:592
27027992321,2cyclictest0-21swapper/119:19:241
2702799230,22cyclictest0-21swapper/121:22:281
2702799230,22cyclictest0-21swapper/120:43:161
2702299230,16cyclictest0-21swapper/021:26:320
27031992218,3cyclictest0-21swapper/222:46:532
2703199221,3cyclictest0-21swapper/200:27:092
2703199221,20cyclictest0-21swapper/221:51:252
2703199221,20cyclictest0-21swapper/221:16:272
2703199221,18cyclictest32232-21/usr/sbin/munin20:10:102
2703199220,5cyclictest0-21swapper/200:35:172
27027992220,2cyclictest0-21swapper/120:33:521
27027992217,4cyclictest0-21swapper/121:34:581
2702799220,3cyclictest0-21swapper/119:53:041
2702799220,21cyclictest0-21swapper/122:23:041
2702799220,21cyclictest0-21swapper/120:53:091
27022992220,1cyclictest25576-21sleep23:55:000
2702299220,21cyclictest0-21swapper/022:19:110
27031992119,2cyclictest0-21swapper/220:19:402
27031992118,3cyclictest0-21swapper/200:05:452
27031992118,2cyclictest0-21swapper/222:28:382
27031992117,3cyclictest0-21swapper/223:58:572
27031992117,3cyclictest0-21swapper/220:25:012
27031992117,3cyclictest0-21swapper/219:34:112
27031992117,2cyclictest29629-21grep23:00:142
2703199211,3cyclictest0-21swapper/221:40:102
2703199210,20cyclictest0-21swapper/219:36:472
2703199210,20cyclictest0-21swapper/219:15:062
2703199210,20cyclictest0-21swapper/219:11:332
2703199210,20cyclictest0-21swapper/200:22:342
2702799215,15cyclictest0-21swapper/119:40:201
27027992118,3cyclictest0-21swapper/121:52:161
27027992113,7cyclictest0-21swapper/100:08:231
2702799210,20cyclictest0-21swapper/123:28:001
2702799210,20cyclictest0-21swapper/123:13:381
2702799210,20cyclictest0-21swapper/122:40:171
2702799210,20cyclictest0-21swapper/121:26:221
2702799210,20cyclictest0-21swapper/120:24:271
2702299210,20cyclictest0-21swapper/019:35:000
211902219,3sleep30-21swapper/322:20:523
299422208,3sleep30-21swapper/321:34:213
27031992018,2cyclictest0-21swapper/220:08:042
27031992018,1cyclictest749-21snmpd23:48:002
27031992018,1cyclictest749-21snmpd23:35:032
27031992018,1cyclictest749-21snmpd23:30:452
27031992018,1cyclictest749-21snmpd23:08:292
27031992018,1cyclictest749-21snmpd22:12:252
27031992018,1cyclictest749-21snmpd21:56:072
27031992018,1cyclictest749-21snmpd19:52:402
27031992018,1cyclictest749-21snmpd19:26:152
27031992017,2cyclictest0-21swapper/223:50:162
27031992017,2cyclictest0-21swapper/220:31:072
27031992017,2cyclictest0-21swapper/219:45:142
27031992015,4cyclictest0-21swapper/221:21:552
2703199200,2cyclictest0-21swapper/222:30:162
2703199200,19cyclictest0-21swapper/223:10:202
2703199200,19cyclictest0-21swapper/221:04:282
27027992018,2cyclictest0-21swapper/122:54:531
27027992018,1cyclictest757-21runrttasks00:17:211
27027992018,1cyclictest4277-21cat23:35:151
2702799200,2cyclictest0-21swapper/123:20:591
2702799200,2cyclictest0-21swapper/120:45:451
2702799200,19cyclictest0-21swapper/120:58:341
2702799200,19cyclictest0-21swapper/119:57:391
2702799200,19cyclictest0-21swapper/119:45:061
27022992018,1cyclictest749-21snmpd23:06:110
27022992018,1cyclictest749-21snmpd19:18:080
27022992018,1cyclictest749-21snmpd00:33:400
27022992018,1cyclictest749-21snmpd00:05:150
2702299200,2cyclictest0-21swapper/000:23:450
2702299200,19cyclictest0-21swapper/023:55:290
2702299200,19cyclictest0-21swapper/021:04:210
2702299200,15cyclictest0-21swapper/022:30:130
162682200,0sleep30-21swapper/300:15:123
113582209,8sleep30-21swapper/322:42:143
27031991917,2cyclictest0-21swapper/219:40:512
27031991917,1cyclictest749-21snmpd22:17:142
27031991917,1cyclictest749-21snmpd22:06:262
27031991917,1cyclictest749-21snmpd21:36:012
27031991917,1cyclictest749-21snmpd21:06:422
27031991917,1cyclictest749-21snmpd20:36:572
27031991917,1cyclictest749-21snmpd00:32:512
27027991917,2cyclictest0-21swapper/122:34:591
27027991917,1cyclictest28403-21cat00:25:191
27027991916,3cyclictest0-21swapper/121:46:581
2702799190,19cyclictest0-21swapper/119:25:361
2702799190,18cyclictest0-21swapper/121:41:421
27022991917,2cyclictest0-21swapper/020:29:160
27022991917,1cyclictest749-21snmpd23:48:300
27022991917,1cyclictest749-21snmpd23:25:300
27022991917,1cyclictest749-21snmpd21:59:200
27022991917,1cyclictest749-21snmpd21:49:190
27022991917,1cyclictest749-21snmpd21:21:250
27022991917,1cyclictest749-21snmpd20:35:480
27022991917,1cyclictest749-21snmpd20:01:130
27022991917,1cyclictest749-21snmpd19:41:200
27022991917,1cyclictest749-21snmpd19:39:240
27022991917,1cyclictest749-21snmpd19:26:110
27022991917,1cyclictest749-21snmpd00:18:000
27022991916,2cyclictest749-21snmpd21:40:180
27022991916,1cyclictest752-21lldpd22:56:070
27031991816,2cyclictest0-21swapper/219:59:512
27031991816,1cyclictest749-21snmpd21:12:492
27031991816,1cyclictest749-21snmpd00:02:452
27031991813,4cyclictest749-21snmpd22:00:562
27027991817,1cyclictest0-21swapper/100:35:331
27027991816,2cyclictest0-21swapper/123:52:151
27027991816,2cyclictest0-21swapper/121:13:371
27027991816,2cyclictest0-21swapper/100:30:331
27022991816,1cyclictest749-21snmpd22:38:380
27022991816,1cyclictest749-21snmpd22:00:110
27022991816,1cyclictest749-21snmpd21:33:370
27022991816,1cyclictest749-21snmpd21:19:550
27022991816,1cyclictest749-21snmpd21:11:490
27022991816,1cyclictest749-21snmpd20:52:070
27022991816,1cyclictest749-21snmpd20:47:150
27022991816,1cyclictest749-21snmpd20:17:460
27022991816,1cyclictest749-21snmpd19:55:450
27022991816,1cyclictest749-21snmpd00:10:030
27022991816,1cyclictest749-21snmpd00:00:300
27022991816,1cyclictest53650irq/24-enp1s021:50:190
2702299180,3cyclictest0-21swapper/023:44:210
271012177,3sleep30-21swapper/322:29:323
2703199172,14cyclictest0-21swapper/223:20:112
2703199172,14cyclictest0-21swapper/220:50:142
27031991715,1cyclictest749-21snmpd20:49:372
2703199171,15cyclictest0-21swapper/221:26:582
27027991715,2cyclictest0-21swapper/123:01:231
27027991715,2cyclictest0-21swapper/121:17:421
27027991715,2cyclictest0-21swapper/121:09:041
27027991714,3cyclictest0-21swapper/120:01:431
2702799170,16cyclictest0-21swapper/123:45:121
2702799170,16cyclictest0-21swapper/122:25:231
2702799170,11cyclictest0-21swapper/122:55:231
2702299173,13cyclictest0-21swapper/023:30:030
2702299173,13cyclictest0-21swapper/020:20:000
27022991715,1cyclictest749-21snmpd23:36:210
27022991715,1cyclictest749-21snmpd23:01:200
27022991715,1cyclictest749-21snmpd22:47:280
27022991715,1cyclictest749-21snmpd22:27:110
27022991715,1cyclictest749-21snmpd22:20:040
27022991715,1cyclictest749-21snmpd21:36:130
27022991715,1cyclictest749-21snmpd20:55:430
27022991715,1cyclictest749-21snmpd20:40:340
27022991715,1cyclictest749-21snmpd20:33:060
27022991715,1cyclictest749-21snmpd20:11:390
27022991715,1cyclictest749-21snmpd00:27:450
2702299170,9cyclictest0-21swapper/000:37:370
2702299170,11cyclictest0-21swapper/022:50:150
2702299170,11cyclictest0-21swapper/019:47:240
2703199161,11cyclictest0-21swapper/220:25:232
2702799162,2cyclictest0-21swapper/119:10:351
27027991614,2cyclictest0-21swapper/123:59:541
27022991614,1cyclictest749-21snmpd19:10:020
2702299160,15cyclictest0-21swapper/022:43:190
2702299160,15cyclictest0-21swapper/019:50:150
2702299160,15cyclictest0-21swapper/019:20:160
2702299160,10cyclictest0-21swapper/021:08:510
156672166,3sleep30-21swapper/322:17:233
127992166,3sleep30-21swapper/321:15:403
3117021510,4sleep30-21swapper/322:00:293
2871321510,3sleep30-21swapper/322:59:563
27022991513,1cyclictest749-21snmpd23:15:020
27022991513,1cyclictest749-21snmpd23:14:190
2702299150,14cyclictest0-21swapper/022:10:110
189692159,3sleep30-21swapper/319:28:043
174262159,3sleep30-21swapper/320:52:483
760421410,3sleep30-21swapper/319:15:543
738821410,3sleep30-21swapper/321:13:003
594121410,3sleep30-21swapper/300:33:393
514021410,3sleep30-21swapper/320:14:483
4342149,3sleep30-21swapper/320:35:553
3243221410,3sleep30-21swapper/322:31:053
3167321410,3sleep30-21swapper/320:05:523
30292149,3sleep30-21swapper/321:38:073
3001321410,3sleep30-21swapper/319:35:323
2983921410,3sleep30-21swapper/323:28:313
27031991412,1cyclictest749-21snmpd21:45:402
210332140,1sleep332044-21kworker/3:222:50:173
2049321410,3sleep30-21swapper/319:56:553
2011221410,3sleep30-21swapper/321:52:323
19172141,4sleep30-21swapper/323:05:013
1851321410,3sleep30-21swapper/321:21:563
169512149,3sleep30-21swapper/322:47:153
167821410,3sleep30-21swapper/321:06:303
1582621410,3sleep30-21swapper/300:13:013
150802149,4sleep30-21swapper/319:54:543
1454021410,3sleep30-21swapper/321:48:033
1427321410,3sleep30-21swapper/323:43:413
1330621410,3sleep30-21swapper/319:22:063
1183721410,3sleep30-21swapper/320:47:533
1047721410,3sleep30-21swapper/320:16:323
103302149,3sleep30-21swapper/300:09:163
90862139,3sleep30-21swapper/319:48:413
62802139,3sleep30-21swapper/300:35:073
56102139,3sleep30-21swapper/322:35:333
45612139,3sleep30-21swapper/322:08:263
33572138,3sleep30-21swapper/319:42:133
326272138,3sleep30-21swapper/300:26:383
323672139,3sleep30-21swapper/319:12:533
314472139,3sleep30-21swapper/323:59:353
30192139,3sleep30-21swapper/323:33:443
274372133,3sleep30-21swapper/320:33:233
271972139,3sleep30-21swapper/300:24:263
27022991311,1cyclictest749-21snmpd22:07:160
252712139,3sleep30-21swapper/323:51:223
243802139,3sleep30-21swapper/319:30:473
241462139,3sleep30-21swapper/321:27:093
2411721310,3sleep30-21swapper/323:22:193
234212139,3sleep30-21swapper/321:00:023
216512139,3sleep30-21swapper/320:25:573
209872139,3sleep30-21swapper/320:00:063
197502139,3sleep30-21swapper/323:47:093
185302139,3sleep30-21swapper/323:17:343
18492139,3sleep30-21swapper/323:04:093
10412138,3sleep30-21swapper/320:40:073
100512139,3sleep30-21swapper/322:12:103
86792128,3sleep30-21swapper/321:43:353
83972127,2sleep30-21swapper/323:35:243
77692128,3sleep30-21swapper/323:10:053
46682128,3sleep30-21swapper/300:03:193
229072129,3sleep30-21swapper/320:56:343
203022126,3sleep30-21swapper/321:55:013
160942110,3sleep30-21swapper/320:21:343
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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