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2026-06-07 - 12:32
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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 Sun Jun 07, 2026 00:44:02)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
16720212563,6sleep10-21swapper/119:09:261
16607212363,7sleep00-21swapper/019:07:560
16754211877,9sleep30-21swapper/319:09:523
16437210797,7sleep20-21swapper/219:05:472
306642680,0sleep00-21swapper/021:15:150
309242640,0sleep20-21swapper/222:40:192
10972630,0sleep30-21swapper/300:10:153
48502620,0sleep30-21swapper/319:55:013
27792590,0sleep10-21swapper/122:45:141
263262580,2sleep3391ktimersoftd/320:40:173
269602570,0sleep326965-21irqrtprio23:35:193
214952560,0sleep10-21swapper/121:05:191
1694099300,1cyclictest0-21swapper/023:55:120
1694899280,14cyclictest0-21swapper/221:10:102
1694399280,27cyclictest0-21swapper/123:26:501
1694399280,27cyclictest0-21swapper/122:00:291
16948992718,8cyclictest749-21snmpd21:39:532
1694899270,26cyclictest0-21swapper/222:32:132
1694399270,2cyclictest0-21swapper/119:45:121
1694399270,26cyclictest0-21swapper/123:47:391
1694399270,26cyclictest0-21swapper/122:51:531
1694399270,26cyclictest0-21swapper/121:53:581
1694399270,26cyclictest0-21swapper/119:21:591
1694399270,26cyclictest0-21swapper/100:08:061
16948992617,8cyclictest749-21snmpd21:49:472
1694899260,25cyclictest0-21swapper/222:56:162
1694899260,25cyclictest0-21swapper/220:27:332
1694399260,25cyclictest0-21swapper/121:04:001
1694399260,25cyclictest0-21swapper/100:18:351
16948992518,6cyclictest749-21snmpd00:01:362
16948992517,7cyclictest749-21snmpd20:50:572
16948992516,8cyclictest749-21snmpd22:09:252
16948992516,8cyclictest749-21snmpd21:59:522
16948992516,8cyclictest749-21snmpd19:12:382
1694399250,24cyclictest0-21swapper/121:43:011
1694399250,24cyclictest0-21swapper/119:28:171
1694399250,24cyclictest0-21swapper/100:29:091
16948992422,2cyclictest0-21swapper/221:22:222
16948992416,7cyclictest749-21snmpd23:46:092
16948992416,7cyclictest749-21snmpd23:44:302
16948992416,7cyclictest749-21snmpd22:51:202
16948992416,7cyclictest749-21snmpd20:41:402
16948992416,7cyclictest749-21snmpd20:03:242
16948992416,7cyclictest749-21snmpd00:22:572
1694899241,22cyclictest0-21swapper/200:19:512
1694899240,16cyclictest0-21swapper/223:55:122
1694899236,14cyclictest29041-21/usr/sbin/munin20:45:192
16948992315,7cyclictest749-21snmpd23:13:162
16948992315,7cyclictest749-21snmpd00:28:062
1694899231,21cyclictest0-21swapper/219:38:242
1694899230,22cyclictest0-21swapper/219:56:062
16943992321,2cyclictest0-21swapper/123:08:171
16943992321,2cyclictest0-21swapper/121:56:321
16943992321,2cyclictest0-21swapper/121:37:521
16943992321,2cyclictest0-21swapper/119:56:451
16943992321,2cyclictest0-21swapper/100:39:571
16943992321,2cyclictest0-21swapper/100:13:361
16948992216,5cyclictest749-21snmpd23:01:192
16948992216,5cyclictest749-21snmpd22:12:592
16948992216,5cyclictest749-21snmpd00:35:452
1694899221,20cyclictest0-21swapper/219:42:452
1694899220,22cyclictest0-21swapper/222:03:082
1694899220,21cyclictest0-21swapper/222:45:072
1694899220,21cyclictest0-21swapper/221:17:212
1694899220,21cyclictest0-21swapper/221:06:372
1694899220,21cyclictest0-21swapper/219:48:212
1694399228,13cyclictest0-21swapper/123:30:121
16943992220,2cyclictest0-21swapper/122:19:521
16943992220,2cyclictest0-21swapper/120:45:361
16943992220,2cyclictest0-21swapper/120:09:001
16943992220,2cyclictest0-21swapper/100:33:351
16943992218,3cyclictest0-21swapper/121:12:091
16943992216,6cyclictest0-21swapper/122:42:071
16943992214,7cyclictest0-21swapper/123:44:241
1694399220,21cyclictest0-21swapper/123:17:471
1694399220,21cyclictest0-21swapper/121:21:371
16948992118,2cyclictest0-21swapper/220:57:042
16948992117,3cyclictest0-21swapper/220:20:122
16948992116,4cyclictest749-21snmpd00:06:172
16948992115,5cyclictest749-21snmpd23:25:552
16948992115,5cyclictest749-21snmpd22:26:112
16948992115,5cyclictest749-21snmpd19:34:382
1694899210,20cyclictest0-21swapper/223:51:562
1694899210,20cyclictest0-21swapper/223:30:062
1694899210,20cyclictest0-21swapper/221:32:282
1694899210,20cyclictest0-21swapper/220:13:242
1694899210,20cyclictest0-21swapper/219:20:232
1694899210,10cyclictest0-21swapper/222:15:232
16943992119,2cyclictest0-21swapper/120:52:161
16943992118,3cyclictest0-21swapper/122:05:101
16943992117,3cyclictest0-21swapper/122:34:251
1694399210,20cyclictest0-21swapper/123:35:411
1694399210,20cyclictest0-21swapper/123:13:521
1694399210,20cyclictest0-21swapper/122:22:231
1694399210,20cyclictest0-21swapper/121:18:451
1694399210,20cyclictest0-21swapper/120:16:331
1694399210,20cyclictest0-21swapper/120:14:181
1694399210,20cyclictest0-21swapper/100:21:421
1694399210,15cyclictest0-21swapper/119:40:131
16940992117,3cyclictest0-21swapper/023:08:400
1694099210,20cyclictest0-21swapper/021:39:310
1694099210,19cyclictest4437-21awk23:45:000
195402200,0sleep10-21swapper/123:55:191
16948992018,1cyclictest749-21snmpd21:40:252
16948992018,1cyclictest749-21snmpd00:33:302
16948992016,3cyclictest0-21swapper/223:17:292
16948992015,4cyclictest0-21swapper/219:28:382
16948992014,5cyclictest749-21snmpd23:38:002
1694899201,12cyclictest0-21swapper/221:00:262
1694899200,2cyclictest0-21swapper/221:25:552
1694899200,2cyclictest0-21swapper/219:15:352
1694899200,19cyclictest0-21swapper/222:37:262
1694899200,11cyclictest0-21swapper/221:50:242
1694899200,10cyclictest0-21swapper/220:09:562
16943992018,2cyclictest0-21swapper/123:53:381
16943992018,2cyclictest0-21swapper/121:31:321
16943992018,2cyclictest0-21swapper/119:30:021
16943992017,3cyclictest0-21swapper/100:04:541
1694399200,3cyclictest0-21swapper/120:38:271
1694399200,2cyclictest0-21swapper/122:27:441
1694399200,2cyclictest0-21swapper/120:34:061
1694399200,2cyclictest0-21swapper/119:53:421
1694399200,19cyclictest0-21swapper/121:45:591
1694399200,15cyclictest0-21swapper/120:20:311
16940992018,1cyclictest749-21snmpd23:39:560
16940992018,1cyclictest749-21snmpd23:20:430
16940992018,1cyclictest749-21snmpd23:11:590
16940992018,1cyclictest749-21snmpd20:14:310
16940992018,1cyclictest749-21snmpd19:57:000
16940992018,1cyclictest749-21snmpd00:10:030
1694099200,20cyclictest0-21swapper/021:10:270
1694099200,19cyclictest0-21swapper/020:00:180
1694099200,18cyclictest0-21swapper/020:50:140
1694899192,13cyclictest0-21swapper/219:50:212
16948991917,1cyclictest749-21snmpd22:20:282
16948991917,1cyclictest749-21snmpd20:32:212
16948991915,3cyclictest0-21swapper/220:36:452
16948991913,5cyclictest749-21snmpd23:24:592
1694899190,2cyclictest0-21swapper/200:12:122
16943991917,2cyclictest0-21swapper/119:36:141
16943991917,2cyclictest0-21swapper/119:17:591
16943991915,3cyclictest0-21swapper/122:12:381
1694399191,3cyclictest0-21swapper/123:20:111
1694399190,19cyclictest0-21swapper/120:29:281
1694399190,18cyclictest0-21swapper/120:43:421
1694399190,18cyclictest0-21swapper/119:10:111
16940991917,1cyclictest749-21snmpd23:53:300
16940991917,1cyclictest749-21snmpd23:47:060
16940991917,1cyclictest749-21snmpd22:33:340
16940991917,1cyclictest749-21snmpd22:06:130
16940991917,1cyclictest749-21snmpd21:46:010
16940991917,1cyclictest749-21snmpd21:21:570
16940991917,1cyclictest749-21snmpd21:04:120
16940991917,1cyclictest749-21snmpd20:58:390
16940991917,1cyclictest749-21snmpd20:45:480
16940991917,1cyclictest749-21snmpd20:42:480
16940991917,1cyclictest749-21snmpd20:33:030
16940991917,1cyclictest749-21snmpd19:46:160
16940991917,1cyclictest749-21snmpd19:14:140
16940991917,1cyclictest749-21snmpd00:21:360
16940991917,1cyclictest749-21snmpd00:08:030
16940991917,1cyclictest28336-21cat20:15:170
16940991915,3cyclictest0-21swapper/000:35:110
1694099191,3cyclictest0-21swapper/020:25:120
16948991816,1cyclictest749-21snmpd23:07:022
1694899181,10cyclictest0-21swapper/220:15:232
16943991816,2cyclictest0-21swapper/121:28:281
16943991814,3cyclictest0-21swapper/123:04:081
16943991814,3cyclictest0-21swapper/122:39:261
16940991816,1cyclictest749-21snmpd23:31:030
16940991816,1cyclictest749-21snmpd22:57:070
16940991816,1cyclictest749-21snmpd22:51:260
16940991816,1cyclictest749-21snmpd22:47:110
16940991816,1cyclictest749-21snmpd22:28:430
16940991816,1cyclictest749-21snmpd22:21:110
16940991816,1cyclictest749-21snmpd21:56:260
16940991816,1cyclictest749-21snmpd21:40:050
16940991816,1cyclictest749-21snmpd20:35:310
16940991816,1cyclictest749-21snmpd20:21:540
16940991816,1cyclictest749-21snmpd19:52:330
16940991816,1cyclictest749-21snmpd19:35:350
16940991815,2cyclictest0-21swapper/022:10:170
16940991715,1cyclictest749-21snmpd23:28:000
16940991715,1cyclictest749-21snmpd23:18:410
16940991715,1cyclictest749-21snmpd23:02:140
16940991715,1cyclictest749-21snmpd22:42:370
16940991715,1cyclictest749-21snmpd22:39:110
16940991715,1cyclictest749-21snmpd21:54:580
16940991715,1cyclictest749-21snmpd19:28:500
16940991715,1cyclictest749-21snmpd19:21:590
16940991715,1cyclictest749-21snmpd00:26:000
1694099170,16cyclictest0-21swapper/022:00:160
1694099170,11cyclictest0-21swapper/020:05:210
1694099170,11cyclictest0-21swapper/019:40:010
89702161,4sleep30-21swapper/321:25:123
1890421610,3sleep30-21swapper/321:05:013
1862421610,3sleep30-21swapper/322:58:353
1694399160,10cyclictest0-21swapper/122:58:321
1694099163,7cyclictest6384-21/usr/sbin/munin00:15:210
1694099162,13cyclictest0-21swapper/021:05:110
16940991614,1cyclictest749-21snmpd21:25:340
16940991614,1cyclictest749-21snmpd19:17:260
1694099160,15cyclictest0-21swapper/000:00:230
1694099160,10cyclictest0-21swapper/019:34:580
440121510,3sleep30-21swapper/323:44:483
279721510,3sleep30-21swapper/323:10:453
2298521510,3sleep30-21swapper/322:33:443
229692159,4sleep30-21swapper/320:37:103
1694399150,14cyclictest0-21swapper/120:56:161
16940991513,1cyclictest749-21snmpd00:30:510
1694099150,14cyclictest0-21swapper/022:15:120
1694099150,14cyclictest0-21swapper/021:30:120
871721410,3sleep30-21swapper/323:19:573
720421410,3sleep30-21swapper/320:50:363
40382148,3sleep30-21swapper/321:45:593
3244321410,3sleep30-21swapper/322:11:373
3087921410,3sleep30-21swapper/321:41:173
2968221410,3sleep30-21swapper/323:06:323
274432140,0sleep30-21swapper/321:10:183
2712121410,3sleep30-21swapper/320:14:193
257922149,3sleep30-21swapper/319:44:003
2540121410,3sleep30-21swapper/323:33:073
2227221410,3sleep30-21swapper/319:12:563
216032149,3sleep30-21swapper/323:58:423
211212149,3sleep30-21swapper/322:04:253
2015621410,3sleep30-21swapper/319:38:473
1978721410,3sleep30-21swapper/323:27:543
1751621410,3sleep30-21swapper/320:34:433
16943991410,3cyclictest0-21swapper/120:00:041
1681021410,3sleep30-21swapper/322:25:483
1548221410,3sleep30-21swapper/321:59:113
1199421410,3sleep30-21swapper/300:20:043
112232149,4sleep30-21swapper/322:21:023
1053721410,3sleep30-21swapper/320:00:103
1007921410,3sleep30-21swapper/323:46:333
87902139,3sleep30-21swapper/319:26:513
83932139,3sleep30-21swapper/321:20:403
74882139,3sleep30-21swapper/322:49:213
57052139,3sleep30-21swapper/320:21:163
55672139,3sleep30-21swapper/322:15:503
3672139,3sleep30-21swapper/300:08:073
32702139,3sleep30-21swapper/319:22:373
326132139,3sleep30-21swapper/320:17:333
31022139,3sleep30-21swapper/321:19:553
284372139,3sleep30-21swapper/322:36:123
282542139,3sleep30-21swapper/300:31:143
271522139,3sleep30-21swapper/300:01:553
227272139,3sleep30-21swapper/300:27:023
214042139,3sleep30-21swapper/322:05:083
212382139,3sleep30-21swapper/320:05:503
196512139,3sleep30-21swapper/321:31:203
189832139,3sleep30-21swapper/323:00:023
187502139,3sleep30-21swapper/321:04:453
16292139,3sleep30-21swapper/322:41:253
16042138,3sleep30-21swapper/320:45:353
158842139,3sleep30-21swapper/323:53:143
15152139,3sleep30-21swapper/300:37:273
142872139,3sleep30-21swapper/323:24:263
128902139,3sleep30-21swapper/322:52:073
128232139,3sleep30-21swapper/320:55:493
117292139,3sleep30-21swapper/300:19:493
100012139,3sleep30-21swapper/319:56:253
94642126,3sleep30-21swapper/321:50:273
92652128,3sleep30-21swapper/319:30:023
299512128,3sleep30-21swapper/319:15:533
311432117,3sleep30-21swapper/319:45:563
114672116,2sleep30-21swapper/320:25:253
254832106,3sleep30-21swapper/321:38:583
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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