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2026-07-08 - 11:37
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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 all highest latencies:
System rack5slot4.osadl.org (updated Wed Jul 08, 2026 00:44:04)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
23147213068,6sleep10-21swapper/119:09:231
228992115105,7sleep20-21swapper/219:06:122
231072114104,7sleep30-21swapper/319:08:533
23079210999,7sleep00-21swapper/019:08:300
219812950,5sleep02335999cyclictest21:30:150
207902650,0sleep10-21swapper/120:30:201
108552640,0sleep30-21swapper/321:20:153
289572590,0sleep10-21swapper/123:00:171
160632530,1sleep316066-21timerwakeupswit23:15:263
160632530,1sleep316066-21timerwakeupswit23:15:253
2336899281,26cyclictest0-21swapper/221:16:582
2336399280,27cyclictest0-21swapper/122:08:401
2336899270,26cyclictest0-21swapper/222:35:012
2336399270,26cyclictest0-21swapper/123:56:151
2336399270,26cyclictest0-21swapper/121:53:191
2336399270,26cyclictest0-21swapper/120:15:361
23368992622,3cyclictest0-21swapper/220:57:202
2336899260,25cyclictest0-21swapper/221:11:492
2336399260,25cyclictest0-21swapper/123:24:551
2336399260,25cyclictest0-21swapper/121:33:561
2336399260,25cyclictest0-21swapper/120:52:191
2336399260,25cyclictest0-21swapper/120:47:551
2336399260,25cyclictest0-21swapper/120:39:281
23368992521,3cyclictest0-21swapper/219:16:482
23368992517,7cyclictest0-21swapper/223:18:442
23368992517,7cyclictest0-21swapper/223:18:432
23363992420,3cyclictest0-21swapper/121:20:231
23368992321,2cyclictest0-21swapper/223:43:452
23368992320,2cyclictest0-21swapper/219:39:182
23368992319,3cyclictest0-21swapper/200:28:352
2336899231,21cyclictest0-21swapper/219:53:012
23363992321,2cyclictest0-21swapper/122:31:371
23363992321,2cyclictest0-21swapper/119:14:451
23363992316,6cyclictest0-21swapper/119:58:031
2336399230,22cyclictest0-21swapper/119:18:541
2336399230,22cyclictest0-21swapper/100:08:031
2335999230,17cyclictest0-21swapper/021:09:290
2336899220,21cyclictest0-21swapper/222:55:352
2336899220,21cyclictest0-21swapper/200:03:592
23363992220,2cyclictest0-21swapper/121:35:041
23363992219,3cyclictest0-21swapper/121:47:411
23363992218,2cyclictest9057-21munin-run22:45:001
23363992218,2cyclictest25651-21munin-plugin-st00:25:001
23363992215,7cyclictest0-21swapper/120:40:321
2336399220,21cyclictest0-21swapper/122:23:581
2336399220,21cyclictest0-21swapper/122:13:291
2336399220,21cyclictest0-21swapper/121:59:501
2336399220,21cyclictest0-21swapper/120:05:481
2336399220,21cyclictest0-21swapper/100:17:331
2336399220,21cyclictest0-21swapper/100:11:321
2336399220,16cyclictest0-21swapper/119:23:461
2336899216,8cyclictest0-21swapper/222:20:212
23368992119,1cyclictest749-21snmpd23:10:532
23368992117,3cyclictest0-21swapper/221:56:042
23368992117,2cyclictest28363-21cron20:10:002
23368992116,2cyclictest752-21lldpd00:17:112
2336899210,2cyclictest0-21swapper/222:42:562
2336899210,2cyclictest0-21swapper/220:25:272
2336899210,20cyclictest0-21swapper/223:07:192
2336899210,20cyclictest0-21swapper/220:47:342
2336899210,20cyclictest0-21swapper/220:39:122
2336899210,20cyclictest0-21swapper/220:04:572
23363992118,3cyclictest0-21swapper/120:03:071
23363992117,3cyclictest0-21swapper/119:50:241
2336399210,2cyclictest0-21swapper/123:42:511
2336399210,20cyclictest0-21swapper/123:35:591
2336399210,20cyclictest0-21swapper/123:15:591
2336399210,20cyclictest0-21swapper/123:15:591
2336399210,20cyclictest0-21swapper/123:10:071
2336399210,20cyclictest0-21swapper/122:55:191
2336399210,20cyclictest0-21swapper/122:18:071
2336399210,20cyclictest0-21swapper/121:28:221
2336399210,20cyclictest0-21swapper/121:07:351
2336399210,20cyclictest0-21swapper/121:01:311
2336399210,20cyclictest0-21swapper/120:26:031
2336399210,20cyclictest0-21swapper/119:25:391
2335999210,20cyclictest0-21swapper/019:28:180
2335999210,20cyclictest0-21swapper/019:24:070
2335999210,19cyclictest320-21munin-run19:45:000
2335999210,15cyclictest0-21swapper/023:53:560
23368992018,1cyclictest749-21snmpd23:32:442
23368992018,1cyclictest749-21snmpd23:21:402
23368992018,1cyclictest749-21snmpd22:00:472
23368992018,1cyclictest749-21snmpd21:48:382
23368992018,1cyclictest749-21snmpd21:24:502
23368992018,1cyclictest749-21snmpd21:02:282
23368992018,1cyclictest749-21snmpd20:40:082
23368992018,1cyclictest749-21snmpd20:24:032
23368992018,1cyclictest749-21snmpd20:16:342
23368992016,3cyclictest0-21swapper/223:35:432
2336899200,2cyclictest21486-21turbostat19:35:002
2336899200,2cyclictest0-21swapper/221:36:172
23363992018,2cyclictest0-21swapper/100:36:001
23363992017,3cyclictest0-21swapper/120:24:001
2336399200,3cyclictest0-21swapper/122:35:231
2336399200,2cyclictest0-21swapper/122:47:161
2336399200,2cyclictest0-21swapper/122:29:261
2336399200,2cyclictest0-21swapper/120:13:241
2336399200,2cyclictest0-21swapper/119:40:061
2336399200,20cyclictest0-21swapper/123:45:321
2336399200,20cyclictest0-21swapper/121:18:491
2336399200,19cyclictest0-21swapper/100:00:181
23359992018,1cyclictest749-21snmpd23:45:420
23359992018,1cyclictest749-21snmpd23:25:260
23359992018,1cyclictest749-21snmpd23:22:380
23359992018,1cyclictest749-21snmpd22:54:470
23359992018,1cyclictest749-21snmpd22:49:020
23359992018,1cyclictest749-21snmpd22:05:550
23359992018,1cyclictest749-21snmpd19:31:240
23359992018,1cyclictest749-21snmpd00:21:320
23359992017,2cyclictest0-21swapper/020:59:580
3103221910,3sleep30-21swapper/321:07:033
2336899193,14cyclictest0-21swapper/200:10:232
2336899192,16cyclictest0-21swapper/219:13:372
23368991917,2cyclictest0-21swapper/222:34:552
23368991917,1cyclictest749-21snmpd23:55:452
23368991917,1cyclictest749-21snmpd23:47:382
23368991917,1cyclictest749-21snmpd23:27:532
23368991917,1cyclictest749-21snmpd22:27:262
23368991917,1cyclictest749-21snmpd22:11:412
23368991917,1cyclictest749-21snmpd22:07:462
23368991917,1cyclictest749-21snmpd21:33:462
23368991917,1cyclictest749-21snmpd20:54:312
23368991917,1cyclictest749-21snmpd19:42:482
23368991915,3cyclictest0-21swapper/221:54:312
2336899190,1cyclictest0-21swapper/200:30:572
23363991917,2cyclictest0-21swapper/123:09:231
23363991917,2cyclictest0-21swapper/120:58:161
23363991916,2cyclictest0-21swapper/100:32:061
2336399190,18cyclictest0-21swapper/122:03:501
2336399190,18cyclictest0-21swapper/119:32:091
2336399190,18cyclictest0-21swapper/100:25:121
2335999195,13cyclictest0-21swapper/022:35:260
23359991917,1cyclictest749-21snmpd23:56:500
23359991917,1cyclictest749-21snmpd23:11:430
23359991917,1cyclictest749-21snmpd23:09:170
23359991917,1cyclictest749-21snmpd21:55:410
23359991917,1cyclictest749-21snmpd21:39:040
23359991917,1cyclictest749-21snmpd21:20:100
23359991917,1cyclictest749-21snmpd20:52:320
23359991917,1cyclictest749-21snmpd20:26:370
23359991917,1cyclictest749-21snmpd20:18:570
23359991917,1cyclictest749-21snmpd20:06:120
23359991917,1cyclictest749-21snmpd19:50:330
23359991917,1cyclictest749-21snmpd00:25:120
23359991917,1cyclictest12361-21sadc23:45:010
2335999190,13cyclictest0-21swapper/019:55:230
418221810,7sleep30-21swapper/319:18:423
23368991817,0cyclictest749-21snmpd19:28:572
23368991816,1cyclictest749-21snmpd21:44:162
23368991816,1cyclictest749-21snmpd20:12:452
23368991816,1cyclictest749-21snmpd00:08:182
23368991816,1cyclictest12677-21cat19:55:172
23368991814,3cyclictest0-21swapper/221:05:102
23368991814,3cyclictest0-21swapper/220:32:152
23363991816,2cyclictest0-21swapper/123:53:001
23363991816,2cyclictest0-21swapper/123:34:011
23363991816,2cyclictest0-21swapper/122:54:111
23363991816,2cyclictest0-21swapper/121:10:491
23363991816,2cyclictest0-21swapper/119:50:001
23363991816,2cyclictest0-21swapper/119:50:001
2336399180,2cyclictest0-21swapper/121:40:161
2336399180,17cyclictest0-21swapper/123:26:291
2335999184,13cyclictest0-21swapper/000:00:270
23359991816,1cyclictest749-21snmpd23:35:080
23359991816,1cyclictest749-21snmpd23:03:560
23359991816,1cyclictest749-21snmpd22:55:490
23359991816,1cyclictest749-21snmpd22:33:520
23359991816,1cyclictest749-21snmpd22:22:290
23359991816,1cyclictest749-21snmpd22:17:430
23359991816,1cyclictest749-21snmpd22:11:260
23359991816,1cyclictest749-21snmpd22:03:100
23359991816,1cyclictest749-21snmpd21:54:280
23359991816,1cyclictest749-21snmpd21:45:590
23359991816,1cyclictest749-21snmpd21:44:590
23359991816,1cyclictest749-21snmpd21:27:580
23359991816,1cyclictest749-21snmpd21:14:400
23359991816,1cyclictest749-21snmpd20:22:540
23359991816,1cyclictest749-21snmpd20:04:000
23359991816,1cyclictest749-21snmpd19:19:450
23359991816,1cyclictest749-21snmpd00:07:300
2335999180,17cyclictest0-21swapper/020:40:160
221182188,3sleep30-21swapper/323:23:443
2687621710,3sleep30-21swapper/319:36:203
2336899172,14cyclictest0-21swapper/223:01:382
2336899172,14cyclictest0-21swapper/222:50:312
2336899172,14cyclictest0-21swapper/222:45:262
2336899172,11cyclictest0-21swapper/222:15:242
23368991715,2cyclictest0-21swapper/219:47:392
23368991715,2cyclictest0-21swapper/219:47:392
23368991715,1cyclictest749-21snmpd23:53:152
2336899171,15cyclictest0-21swapper/219:20:332
2336899171,15cyclictest0-21swapper/200:20:152
2335999179,8cyclictest0-21swapper/023:31:170
2335999178,8cyclictest0-21swapper/021:01:550
23359991715,1cyclictest749-21snmpd21:15:290
23359991715,1cyclictest749-21snmpd20:13:240
23359991715,1cyclictest749-21snmpd19:46:510
23359991715,1cyclictest749-21snmpd19:46:510
23359991715,1cyclictest749-21snmpd00:30:270
23359991715,1cyclictest749-21snmpd00:18:330
2335999170,16cyclictest0-21swapper/020:35:220
2335999170,16cyclictest0-21swapper/019:36:430
2335999170,11cyclictest0-21swapper/020:45:130
2335999170,11cyclictest0-21swapper/020:31:380
23368991614,1cyclictest749-21snmpd21:28:402
2336899160,10cyclictest0-21swapper/200:35:172
2336399162,13cyclictest0-21swapper/119:35:301
23359991614,1cyclictest749-21snmpd22:43:430
23359991614,1cyclictest749-21snmpd22:27:400
170552169,3sleep30-21swapper/319:59:113
590921510,3sleep30-21swapper/319:49:463
590921510,3sleep30-21swapper/319:49:463
301221510,3sleep30-21swapper/320:42:123
257492159,3sleep30-21swapper/322:58:253
234652155,3sleep30-21swapper/323:53:433
2335999150,14cyclictest0-21swapper/019:10:110
2335999150,14cyclictest0-21swapper/000:35:440
2335999150,11cyclictest0-21swapper/000:10:230
214192159,3sleep30-21swapper/319:34:203
200462150,0sleep30-21swapper/322:25:163
1783021510,3sleep30-21swapper/323:48:233
127322159,3sleep30-21swapper/320:24:183
986621410,3sleep30-21swapper/300:37:483
7632149,3sleep30-21swapper/323:31:573
705721410,3sleep30-21swapper/322:14:113
51622149,3sleep30-21swapper/323:08:063
418321410,3sleep30-21swapper/300:31:363
31802149,3sleep30-21swapper/322:37:013
317122149,3sleep30-21swapper/323:03:363
287942149,3sleep30-21swapper/319:13:583
2663621410,3sleep30-21swapper/321:31:103
2533121410,3sleep30-21swapper/321:00:503
23359991412,1cyclictest749-21snmpd23:15:590
23359991412,1cyclictest749-21snmpd23:15:580
1897221410,3sleep30-21swapper/322:24:523
1671121410,3sleep30-21swapper/321:51:493
1441021410,3sleep30-21swapper/322:46:583
1204321410,3sleep30-21swapper/323:41:103
1117121410,3sleep30-21swapper/319:50:303
1115021410,3sleep30-21swapper/321:47:203
99152139,3sleep30-21swapper/319:21:113
90612138,4sleep30-21swapper/320:50:093
88022138,3sleep30-21swapper/322:41:593
85092138,3sleep30-21swapper/320:45:523
64712139,3sleep30-21swapper/323:37:083
325802139,3sleep30-21swapper/319:42:333
290002139,3sleep30-21swapper/323:57:483
282492138,3sleep30-21swapper/322:04:153
276312139,3sleep30-21swapper/323:27:283
258652138,3sleep30-21swapper/300:25:073
25782139,3sleep30-21swapper/300:02:153
248512139,3sleep30-21swapper/322:30:053
241712139,3sleep30-21swapper/320:32:163
224292139,3sleep30-21swapper/320:00:553
223302139,3sleep30-21swapper/321:56:013
199702139,3sleep30-21swapper/322:51:113
199062139,3sleep30-21swapper/300:19:093
155272139,3sleep30-21swapper/320:55:233
141792139,3sleep30-21swapper/300:12:573
13202139,3sleep30-21swapper/320:11:533
130162139,3sleep30-21swapper/320:25:023
127452138,3sleep30-21swapper/322:16:083
97572128,3sleep30-21swapper/321:16:123
84912128,3sleep30-21swapper/300:07:133
68852128,3sleep30-21swapper/320:16:333
54362128,3sleep30-21swapper/321:40:513
41912128,3sleep30-21swapper/321:11:443
324622128,3sleep30-21swapper/321:38:363
298522128,3sleep30-21swapper/320:37:443
281132128,3sleep30-21swapper/320:06:533
255272128,3sleep30-21swapper/300:23:393
212952128,3sleep30-21swapper/321:29:383
155032128,3sleep30-21swapper/319:25:513
12282128,3sleep30-21swapper/322:06:263
106362129,3sleep30-21swapper/323:10:503
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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