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2026-04-17 - 10:56
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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 Apr 17, 2026 00:44:03)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
157972172102,7sleep00-21swapper/019:07:470
15950216597,7sleep30-21swapper/319:09:473
157462117106,8sleep10-21swapper/119:07:081
157742113104,6sleep20-21swapper/219:07:292
87562610,0sleep30-21swapper/323:45:183
178562580,0sleep30-21swapper/320:05:163
101112570,0sleep00-21swapper/021:25:150
296812560,0sleep20-21swapper/222:10:172
236652550,0sleep10-21swapper/120:40:141
1615399270,26cyclictest0-21swapper/222:51:442
1615399270,26cyclictest0-21swapper/220:23:042
16149992719,7cyclictest0-21swapper/100:16:331
1614999270,26cyclictest0-21swapper/123:25:471
1614999270,26cyclictest0-21swapper/121:00:191
1614999270,26cyclictest0-21swapper/120:10:131
1614999270,26cyclictest0-21swapper/120:04:421
1614699270,26cyclictest0-21swapper/022:42:590
16153992622,3cyclictest0-21swapper/219:15:052
1615399260,25cyclictest0-21swapper/221:21:362
1615399260,25cyclictest0-21swapper/220:32:242
1614999260,2cyclictest0-21swapper/123:30:091
1614999260,25cyclictest0-21swapper/122:03:141
1614999260,25cyclictest0-21swapper/119:14:031
1615399250,25cyclictest0-21swapper/222:31:142
1615399250,24cyclictest0-21swapper/220:56:332
1615399250,19cyclictest0-21swapper/222:08:592
16149992522,2cyclictest0-21swapper/119:57:341
1614999250,24cyclictest0-21swapper/123:20:591
1614999250,24cyclictest0-21swapper/123:06:561
1614999250,24cyclictest0-21swapper/121:31:091
1614999250,24cyclictest0-21swapper/100:32:061
1614999250,24cyclictest0-21swapper/100:11:391
1614699250,19cyclictest0-21swapper/000:00:000
16153992416,7cyclictest0-21swapper/200:28:182
16149992422,2cyclictest0-21swapper/121:15:491
16149992417,7cyclictest0-21swapper/120:16:061
16146992422,1cyclictest25471-21dpkg19:45:000
1615399239,13cyclictest0-21swapper/200:15:252
16153992321,2cyclictest0-21swapper/222:02:022
1615399231,21cyclictest0-21swapper/219:51:242
1615399230,22cyclictest0-21swapper/223:43:362
1615399230,22cyclictest0-21swapper/219:43:482
16149992321,2cyclictest0-21swapper/120:25:091
16149992320,2cyclictest0-21swapper/123:53:061
16149992319,3cyclictest0-21swapper/123:13:201
16149992319,3cyclictest0-21swapper/119:39:151
16149992316,7cyclictest0-21swapper/121:54:531
16149992316,7cyclictest0-21swapper/121:54:531
1614999230,22cyclictest0-21swapper/100:23:241
16153992218,3cyclictest0-21swapper/222:27:142
16153992218,3cyclictest0-21swapper/221:25:222
1615399220,21cyclictest0-21swapper/223:18:202
1614999227,14cyclictest0-21swapper/122:35:111
16149992220,2cyclictest0-21swapper/122:42:471
16149992219,3cyclictest0-21swapper/121:48:041
16149992218,3cyclictest0-21swapper/121:25:101
1614999221,20cyclictest0-21swapper/123:56:031
1614999221,20cyclictest0-21swapper/122:52:321
1614999220,21cyclictest0-21swapper/123:48:031
1614999220,21cyclictest0-21swapper/123:18:021
1614999220,21cyclictest0-21swapper/122:21:341
1614699225,15cyclictest14348-21apt-get23:25:120
1614699220,21cyclictest0-21swapper/021:18:120
16153992119,2cyclictest0-21swapper/223:31:392
16153992119,1cyclictest749-21snmpd23:05:022
16153992114,7cyclictest0-21swapper/223:23:292
1615399211,19cyclictest0-21swapper/219:25:262
16149992119,2cyclictest0-21swapper/120:58:331
16149992119,2cyclictest0-21swapper/100:29:091
1614999211,19cyclictest0-21swapper/121:21:181
1614999211,16cyclictest0-21swapper/119:30:111
1614999210,3cyclictest0-21swapper/123:02:021
1614999210,3cyclictest0-21swapper/122:58:021
1614999210,3cyclictest0-21swapper/121:59:101
1614999210,2cyclictest0-21swapper/122:49:371
1614999210,20cyclictest0-21swapper/123:40:001
1614999210,20cyclictest0-21swapper/122:28:411
1614999210,20cyclictest0-21swapper/121:43:021
1614999210,20cyclictest0-21swapper/120:05:061
1614999210,20cyclictest0-21swapper/119:18:501
1614999210,20cyclictest0-21swapper/100:38:181
1614999210,15cyclictest0-21swapper/122:10:231
16146992119,1cyclictest24134-21kthreadcore20:10:150
1614699210,20cyclictest619-21cut19:20:170
1614699210,20cyclictest0-21swapper/023:31:510
1615399203,15cyclictest7766-21tr21:50:192
1615399203,15cyclictest7766-21tr21:50:192
16153992018,2cyclictest0-21swapper/222:17:142
16153992018,1cyclictest749-21snmpd23:50:302
16153992018,1cyclictest749-21snmpd22:49:502
16153992018,1cyclictest749-21snmpd21:32:432
16153992018,1cyclictest749-21snmpd19:33:492
16153992018,1cyclictest749-21snmpd19:12:242
16153992014,6cyclictest0-21swapper/220:01:122
1615399200,3cyclictest0-21swapper/219:22:002
1615399200,2cyclictest2591-21idleruntime-cro23:15:002
1615399200,2cyclictest0-21swapper/221:09:072
1615399200,20cyclictest0-21swapper/220:50:552
1615399200,20cyclictest0-21swapper/219:55:252
1615399200,19cyclictest0-21swapper/220:18:242
1615399200,18cyclictest0-21swapper/223:00:152
1614999204,14cyclictest0-21swapper/119:40:211
16149992018,2cyclictest0-21swapper/122:06:011
16149992018,2cyclictest0-21swapper/119:25:531
16149992012,7cyclictest0-21swapper/119:45:001
1614999200,20cyclictest0-21swapper/122:31:501
1614999200,20cyclictest0-21swapper/121:05:571
1614999200,20cyclictest0-21swapper/120:51:371
1614999200,19cyclictest0-21swapper/120:36:461
1614999200,19cyclictest0-21swapper/120:32:571
16146992018,1cyclictest749-21snmpd23:47:000
16146992018,1cyclictest749-21snmpd23:20:050
16146992018,1cyclictest749-21snmpd23:08:230
16146992018,1cyclictest749-21snmpd22:55:170
16146992018,1cyclictest749-21snmpd21:48:550
16146992018,1cyclictest749-21snmpd20:44:450
16146992018,1cyclictest749-21snmpd19:57:100
16146992018,1cyclictest749-21snmpd19:39:030
1614699200,18cyclictest11337-21munin-run22:25:010
139222200,1sleep013927-21gltestperf21:00:120
16153991917,1cyclictest749-21snmpd22:23:292
16153991917,1cyclictest749-21snmpd20:09:212
16153991917,1cyclictest749-21snmpd00:04:272
16153991915,3cyclictest0-21swapper/222:37:552
1615399190,1cyclictest0-21swapper/200:05:542
1615399190,18cyclictest0-21swapper/221:46:222
16149991917,2cyclictest0-21swapper/119:53:511
16149991916,2cyclictest0-21swapper/122:18:591
16146991917,1cyclictest749-21snmpd23:54:000
16146991917,1cyclictest749-21snmpd23:36:030
16146991917,1cyclictest749-21snmpd23:15:470
16146991917,1cyclictest749-21snmpd21:51:440
16146991917,1cyclictest749-21snmpd21:51:430
16146991917,1cyclictest749-21snmpd21:11:160
16146991917,1cyclictest749-21snmpd20:54:060
16146991917,1cyclictest749-21snmpd20:32:490
16146991917,1cyclictest749-21snmpd20:20:490
16146991917,1cyclictest749-21snmpd20:18:480
16146991917,1cyclictest749-21snmpd19:28:140
16146991917,1cyclictest749-21snmpd19:11:500
16146991917,1cyclictest749-21snmpd00:30:240
16146991917,1cyclictest749-21snmpd00:29:160
16146991917,1cyclictest749-21snmpd00:04:390
16146991916,2cyclictest0-21swapper/022:05:150
1614699190,14cyclictest0-21swapper/021:06:450
125962199,3sleep30-21swapper/320:56:193
1615399188,9cyclictest0-21swapper/221:55:102
1615399183,14cyclictest0-21swapper/221:37:252
1615399183,13cyclictest0-21swapper/200:20:472
16153991816,2cyclictest0-21swapper/220:29:072
16153991816,1cyclictest749-21snmpd23:48:572
16153991816,1cyclictest749-21snmpd22:56:562
16153991816,1cyclictest749-21snmpd22:40:562
16153991816,1cyclictest749-21snmpd21:19:582
16153991814,3cyclictest0-21swapper/220:44:002
16149991816,2cyclictest0-21swapper/121:11:521
16149991815,3cyclictest0-21swapper/100:07:331
16149991814,3cyclictest0-21swapper/120:20:551
1614999180,11cyclictest0-21swapper/120:45:231
1614699183,14cyclictest0-21swapper/020:47:360
16146991816,1cyclictest749-21snmpd23:01:440
16146991816,1cyclictest749-21snmpd22:51:290
16146991816,1cyclictest749-21snmpd22:33:040
16146991816,1cyclictest749-21snmpd22:28:410
16146991816,1cyclictest749-21snmpd21:58:140
16146991816,1cyclictest749-21snmpd21:32:570
16146991816,1cyclictest749-21snmpd21:20:120
16146991816,1cyclictest749-21snmpd20:28:150
16146991816,1cyclictest749-21snmpd20:06:130
16146991816,1cyclictest749-21snmpd20:04:210
16146991816,1cyclictest749-21snmpd19:47:330
16146991816,1cyclictest749-21snmpd19:34:270
16146991816,1cyclictest749-21snmpd19:18:500
16146991816,1cyclictest749-21snmpd00:20:390
16146991816,1cyclictest749-21snmpd00:14:120
16146991810,7cyclictest0-21swapper/020:58:560
115292188,3sleep30-21swapper/300:17:553
16153991715,2cyclictest0-21swapper/221:43:472
16153991715,1cyclictest749-21snmpd21:10:092
16153991715,1cyclictest749-21snmpd20:48:422
16153991715,1cyclictest749-21snmpd19:35:242
16153991715,1cyclictest749-21snmpd00:10:032
16153991714,2cyclictest0-21swapper/220:13:072
16153991713,3cyclictest749-21snmpd21:04:252
16153991713,3cyclictest0-21swapper/220:36:252
1615399170,11cyclictest0-21swapper/223:35:222
16146991715,1cyclictest749-21snmpd23:42:090
16146991715,1cyclictest749-21snmpd22:35:290
16146991715,1cyclictest749-21snmpd22:11:080
16146991715,1cyclictest749-21snmpd21:43:320
16146991715,1cyclictest749-21snmpd20:35:190
16146991715,1cyclictest28130-21cat00:05:160
1614699171,13cyclictest280-21systemd-journal22:04:230
1614699170,16cyclictest0-21swapper/000:35:240
2719621610,3sleep30-21swapper/320:12:513
1615399162,8cyclictest0-21swapper/223:59:342
16153991614,1cyclictest749-21snmpd19:46:402
16153991614,1cyclictest749-21snmpd00:31:522
16153991612,3cyclictest0-21swapper/200:37:392
16149991614,2cyclictest0-21swapper/100:03:211
16146991614,1cyclictest749-21snmpd19:52:090
1614699160,10cyclictest0-21swapper/022:15:220
216562150,0sleep321659-21kthreadcore19:40:173
196921510,3sleep30-21swapper/300:39:063
1614999150,14cyclictest0-21swapper/123:40:251
1614999150,14cyclictest0-21swapper/121:36:461
1614999150,14cyclictest0-21swapper/119:23:201
16146991513,1cyclictest749-21snmpd23:11:350
117832150,0sleep30-21swapper/321:55:183
11272159,3sleep30-21swapper/322:42:003
99772149,3sleep30-21swapper/319:57:243
68532147,4sleep30-21swapper/322:48:253
54392144,3sleep30-21swapper/322:16:333
406921410,3sleep30-21swapper/323:43:553
3216021410,3sleep30-21swapper/322:10:403
3078721410,3sleep30-21swapper/323:37:433
3000521410,3sleep30-21swapper/319:20:093
2854921410,3sleep30-21swapper/320:44:553
2790921410,3sleep30-21swapper/322:36:483
268821410,3sleep30-21swapper/321:16:583
2525521410,3sleep30-21swapper/321:38:363
2521121410,3sleep30-21swapper/323:33:143
2261821410,3sleep30-21swapper/300:25:403
2244521410,3sleep30-21swapper/322:34:033
213442149,3sleep30-21swapper/319:11:123
2088321410,3sleep30-21swapper/323:59:053
1967621410,3sleep30-21swapper/321:34:083
195002149,3sleep30-21swapper/319:36:023
187422144,3sleep30-21swapper/321:05:093
1842321410,3sleep30-21swapper/323:00:103
171542148,3sleep30-21swapper/300:22:243
1700221410,3sleep30-21swapper/320:30:443
1610721410,3sleep30-21swapper/320:04:543
1383521410,3sleep30-21swapper/323:21:333
1313321410,3sleep30-21swapper/321:00:033
1144421410,3sleep30-21swapper/320:26:173
113032149,3sleep30-21swapper/322:24:503
95422138,4sleep30-21swapper/321:52:463
95422138,4sleep30-21swapper/321:52:453
827721310,3sleep30-21swapper/321:21:273
80672139,3sleep30-21swapper/323:18:313
58942139,3sleep30-21swapper/320:21:473
42642139,3sleep30-21swapper/319:51:113
38572139,3sleep30-21swapper/321:46:343
3342139,3sleep30-21swapper/320:18:033
323812139,3sleep30-21swapper/300:07:463
311272139,3sleep30-21swapper/319:46:443
307392139,3sleep30-21swapper/321:42:053
295832139,3sleep30-21swapper/321:12:573
295272139,3sleep30-21swapper/319:17:083
294062138,3sleep30-21swapper/323:09:513
282902139,3sleep30-21swapper/300:31:533
266102139,3sleep30-21swapper/322:06:563
25232139,3sleep30-21swapper/323:14:203
226102139,3sleep30-21swapper/320:35:413
212052130,3sleep30-21swapper/300:00:013
206202139,3sleep30-21swapper/322:00:593
181012139,3sleep30-21swapper/322:59:103
16153991311,1cyclictest749-21snmpd23:29:452
1614699130,8cyclictest0-21swapper/022:45:160
153232139,3sleep30-21swapper/323:54:373
15112139,3sleep30-21swapper/320:47:223
140892139,3sleep30-21swapper/321:29:233
138862139,3sleep30-21swapper/319:31:333
115492139,3sleep30-21swapper/322:25:053
70422128,3sleep30-21swapper/320:51:353
58122127,3sleep30-21swapper/300:12:113
31822128,3sleep30-21swapper/319:25:043
125252127,3sleep30-21swapper/322:54:253
1614699117,3cyclictest0-21swapper/000:17:240
196352106,3sleep30-21swapper/323:28:263
1614699100,8cyclictest0-21swapper/021:35:110
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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