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2026-05-03 - 13:44
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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 Sun May 03, 2026 00:44:03)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
25872212968,7sleep30-21swapper/319:08:073
259572123113,7sleep10-21swapper/119:09:141
25983212162,6sleep20-21swapper/219:09:342
258622112102,7sleep00-21swapper/019:08:010
111502660,0sleep10-21swapper/123:40:161
43692570,0sleep20-21swapper/220:40:162
142222560,0sleep20-21swapper/220:50:172
178612500,0sleep10-21swapper/119:55:181
2618799282,19cyclictest0-21swapper/219:45:122
2618799270,26cyclictest0-21swapper/221:48:422
2618799270,26cyclictest0-21swapper/200:11:132
2617599270,26cyclictest0-21swapper/022:27:300
2618799260,25cyclictest0-21swapper/222:51:482
2617599260,25cyclictest0-21swapper/023:55:160
2617599250,24cyclictest0-21swapper/023:16:540
26187992417,7cyclictest0-21swapper/222:08:062
26181992421,3cyclictest0-21swapper/121:08:151
2618199241,21cyclictest0-21swapper/123:57:071
2617599240,17cyclictest2042-21/usr/sbin/munin23:05:200
2618799230,17cyclictest0-21swapper/220:05:152
2618199231,3cyclictest0-21swapper/120:16:081
2617599230,17cyclictest0-21swapper/023:29:020
2618799222,19cyclictest0-21swapper/223:25:162
2618799220,3cyclictest0-21swapper/219:54:322
2618799220,21cyclictest0-21swapper/222:48:542
2618799220,21cyclictest0-21swapper/222:35:512
2618799220,21cyclictest0-21swapper/220:39:592
2618799220,21cyclictest0-21swapper/220:26:072
2618799220,21cyclictest0-21swapper/220:13:402
2618799220,21cyclictest0-21swapper/200:19:382
26181992220,2cyclictest0-21swapper/122:26:121
26181992215,7cyclictest0-21swapper/123:20:031
2618199221,20cyclictest0-21swapper/122:38:091
2618199221,20cyclictest0-21swapper/122:16:091
2618199220,3cyclictest0-21swapper/100:13:071
2618199220,21cyclictest0-21swapper/123:45:331
2618199220,21cyclictest0-21swapper/123:32:451
2618199220,21cyclictest0-21swapper/123:11:481
2618199220,21cyclictest0-21swapper/123:06:151
2618199220,21cyclictest0-21swapper/123:00:481
2618199220,21cyclictest0-21swapper/122:53:361
2618199220,21cyclictest0-21swapper/122:43:241
2618199220,21cyclictest0-21swapper/122:11:001
2618199220,21cyclictest0-21swapper/121:36:361
2618199220,21cyclictest0-21swapper/120:59:021
2618199220,21cyclictest0-21swapper/119:27:171
2618199220,21cyclictest0-21swapper/119:22:041
2618199220,21cyclictest0-21swapper/119:16:231
2618199220,21cyclictest0-21swapper/119:13:221
2618199220,21cyclictest0-21swapper/100:01:471
26187992118,2cyclictest749-21snmpd21:25:482
26187992117,3cyclictest749-21snmpd23:42:392
26187992117,3cyclictest0-21swapper/223:30:122
26187992117,3cyclictest0-21swapper/220:56:202
26187992117,2cyclictest9061-21sadc21:45:002
26187992117,2cyclictest749-21snmpd21:55:212
26187992114,6cyclictest0-21swapper/219:15:122
2618799211,3cyclictest0-21swapper/223:57:282
2618799211,19cyclictest0-21swapper/222:18:332
2618799211,17cyclictest0-21swapper/200:00:112
2618799210,2cyclictest0-21swapper/220:32:442
2618799210,20cyclictest0-21swapper/221:10:482
2618799210,20cyclictest0-21swapper/219:58:022
2618799210,20cyclictest0-21swapper/200:35:042
2618799210,20cyclictest0-21swapper/200:09:252
2618799210,19cyclictest31526-21ls22:05:002
26181992119,2cyclictest0-21swapper/100:29:411
26181992118,3cyclictest0-21swapper/121:18:021
26181992118,3cyclictest0-21swapper/120:45:591
26181992118,3cyclictest0-21swapper/119:35:291
26181992117,4cyclictest0-21swapper/122:46:061
26181992117,3cyclictest0-21swapper/120:52:011
2618199210,2cyclictest0-21swapper/120:36:461
2618199210,20cyclictest0-21swapper/123:50:151
2618199210,20cyclictest0-21swapper/123:39:271
2618199210,20cyclictest0-21swapper/123:17:421
2618199210,20cyclictest0-21swapper/122:55:041
2618199210,20cyclictest0-21swapper/122:31:421
2618199210,20cyclictest0-21swapper/122:20:271
2618199210,20cyclictest0-21swapper/122:20:271
2618199210,20cyclictest0-21swapper/121:51:031
2618199210,20cyclictest0-21swapper/121:46:031
2618199210,20cyclictest0-21swapper/121:30:571
2618199210,20cyclictest0-21swapper/121:26:151
2618199210,20cyclictest0-21swapper/121:20:121
2618199210,20cyclictest0-21swapper/121:02:471
2618199210,20cyclictest0-21swapper/120:41:351
2618199210,20cyclictest0-21swapper/120:30:321
2618199210,20cyclictest0-21swapper/120:01:471
2618199210,20cyclictest0-21swapper/119:53:381
2618199210,20cyclictest0-21swapper/100:24:341
2618199210,20cyclictest0-21swapper/100:15:591
2618199210,20cyclictest0-21swapper/100:06:281
2617599216,13cyclictest12116-21/usr/sbin/munin22:45:130
327142200,0sleep332720-21kthreadcore23:30:173
26187992018,1cyclictest749-21snmpd23:12:162
26187992018,1cyclictest749-21snmpd22:41:242
26187992018,1cyclictest749-21snmpd21:20:512
26187992018,1cyclictest749-21snmpd21:08:172
26187992018,1cyclictest749-21snmpd21:03:262
26187992018,1cyclictest749-21snmpd19:27:562
26187992017,2cyclictest749-21snmpd00:29:252
2618799200,3cyclictest0-21swapper/223:09:122
2618799200,19cyclictest0-21swapper/223:50:402
2618799200,19cyclictest0-21swapper/221:55:002
26181992018,2cyclictest0-21swapper/120:25:201
26181992018,2cyclictest0-21swapper/120:06:351
26181992018,2cyclictest0-21swapper/119:34:311
26181992018,2cyclictest0-21swapper/100:31:521
2618199200,19cyclictest0-21swapper/123:29:391
2618199200,19cyclictest0-21swapper/122:06:121
2618199200,19cyclictest0-21swapper/121:57:421
2618199200,19cyclictest0-21swapper/121:41:481
2618199200,19cyclictest0-21swapper/119:47:101
2617599206,13cyclictest0-21swapper/019:25:190
26175992018,1cyclictest749-21snmpd23:49:520
26175992018,1cyclictest749-21snmpd22:52:330
26175992018,1cyclictest749-21snmpd22:12:150
26175992018,1cyclictest749-21snmpd21:59:540
26175992018,1cyclictest749-21snmpd21:41:140
26175992018,1cyclictest749-21snmpd21:20:330
26175992018,1cyclictest749-21snmpd20:03:560
26175992018,1cyclictest749-21snmpd19:46:290
26175992018,1cyclictest749-21snmpd19:19:050
26175992018,1cyclictest749-21snmpd19:12:250
26175992018,1cyclictest749-21snmpd00:35:100
26175992018,1cyclictest749-21snmpd00:31:160
26175992018,1cyclictest749-21snmpd00:22:190
26175992018,1cyclictest749-21snmpd00:16:190
26175992018,1cyclictest749-21snmpd00:01:220
2617599200,19cyclictest11789-21/usr/sbin/munin20:50:140
2617599200,19cyclictest0-21swapper/021:04:590
2617599200,15cyclictest0-21swapper/020:39:230
2618799197,7cyclictest7417-21/usr/sbin/munin19:20:232
26187991917,1cyclictest749-21snmpd23:20:362
26187991917,1cyclictest749-21snmpd23:01:482
26187991917,1cyclictest749-21snmpd22:11:112
26187991917,1cyclictest749-21snmpd21:19:062
26187991917,1cyclictest749-21snmpd19:42:472
26187991917,1cyclictest749-21snmpd19:37:342
26187991917,1cyclictest749-21snmpd19:11:012
26187991917,1cyclictest749-21snmpd00:32:442
26187991917,1cyclictest23365-21cat00:20:162
26187991915,3cyclictest0-21swapper/220:45:472
26181991917,2cyclictest0-21swapper/100:36:221
26181991915,3cyclictest0-21swapper/121:10:061
26181991915,3cyclictest0-21swapper/120:11:071
2618199190,2cyclictest0-21swapper/120:22:561
2617599195,13cyclictest0-21swapper/022:15:130
26175991917,1cyclictest749-21snmpd23:41:360
26175991917,1cyclictest749-21snmpd23:33:420
26175991917,1cyclictest749-21snmpd23:20:030
26175991917,1cyclictest749-21snmpd23:11:360
26175991917,1cyclictest749-21snmpd22:55:330
26175991917,1cyclictest749-21snmpd22:42:300
26175991917,1cyclictest749-21snmpd21:36:420
26175991917,1cyclictest749-21snmpd21:32:150
26175991917,1cyclictest749-21snmpd21:11:540
26175991917,1cyclictest749-21snmpd21:08:000
26175991917,1cyclictest749-21snmpd20:48:560
26175991917,1cyclictest749-21snmpd20:44:080
26175991917,1cyclictest749-21snmpd20:20:370
26175991917,1cyclictest749-21snmpd20:06:170
26175991917,1cyclictest749-21snmpd19:50:530
2617599190,18cyclictest0-21swapper/021:15:150
2618799186,8cyclictest0-21swapper/222:25:102
2618799183,14cyclictest0-21swapper/223:35:182
26187991816,1cyclictest749-21snmpd23:16:482
26187991816,1cyclictest749-21snmpd20:02:192
26181991814,3cyclictest0-21swapper/122:00:061
2618199180,2cyclictest0-21swapper/119:44:561
26175991817,1cyclictest0-21swapper/000:25:410
26175991816,1cyclictest749-21snmpd23:02:060
26175991816,1cyclictest749-21snmpd22:37:090
26175991816,1cyclictest749-21snmpd22:22:450
26175991816,1cyclictest749-21snmpd22:22:450
26175991816,1cyclictest749-21snmpd21:52:090
26175991816,1cyclictest749-21snmpd21:45:330
26175991816,1cyclictest749-21snmpd20:56:560
26175991816,1cyclictest749-21snmpd20:29:020
26175991816,1cyclictest749-21snmpd20:15:080
26175991816,1cyclictest749-21snmpd19:40:400
26175991816,1cyclictest749-21snmpd19:36:260
26175991816,1cyclictest749-21snmpd19:30:340
26175991816,1cyclictest749-21snmpd19:22:160
26175991816,1cyclictest749-21snmpd00:06:220
26175991816,1cyclictest4463-21cat23:35:160
119682189,3sleep30-21swapper/300:37:263
2618799177,9cyclictest0-21swapper/220:15:102
2618799172,14cyclictest0-21swapper/221:31:182
2618799172,14cyclictest0-21swapper/220:20:112
2618799172,14cyclictest0-21swapper/219:31:272
2618799172,13cyclictest14879-21apt-config23:45:002
26187991715,1cyclictest749-21snmpd21:37:422
2618799171,14cyclictest0-21swapper/222:20:182
2618799171,14cyclictest0-21swapper/222:20:182
26175991715,1cyclictest749-21snmpd23:51:300
26175991715,1cyclictest749-21snmpd22:05:090
26175991715,1cyclictest749-21snmpd21:25:240
26175991715,1cyclictest749-21snmpd20:32:110
26175991715,1cyclictest749-21snmpd20:12:280
26175991715,1cyclictest749-21snmpd19:57:370
2783421610,3sleep30-21swapper/300:25:013
26187991614,1cyclictest749-21snmpd22:56:512
26187991614,1cyclictest749-21snmpd22:34:212
2617599160,11cyclictest0-21swapper/022:30:200
273142153,3sleep30-21swapper/322:28:073
2617599150,14cyclictest0-21swapper/022:00:100
2617599150,10cyclictest0-21swapper/000:10:590
205412150,0sleep30-21swapper/300:15:193
152342153,3sleep30-21swapper/320:20:243
118752159,3sleep30-21swapper/322:45:013
89022148,3sleep30-21swapper/321:43:063
685621410,3sleep30-21swapper/321:12:023
634321410,3sleep30-21swapper/300:32:143
598121410,3sleep30-21swapper/322:36:203
569321410,3sleep30-21swapper/320:41:263
55421410,3sleep30-21swapper/322:34:363
40582149,3sleep30-21swapper/320:11:073
3155321410,3sleep30-21swapper/319:12:413
3137921410,3sleep30-21swapper/322:03:163
2831821410,3sleep30-21swapper/322:55:583
2396521410,3sleep30-21swapper/321:25:283
2298321410,3sleep30-21swapper/322:54:143
2239621410,3sleep30-21swapper/320:55:533
2156921410,3sleep30-21swapper/322:21:103
2156921410,3sleep30-21swapper/322:21:093
214082149,3sleep30-21swapper/320:28:443
1831821410,3sleep30-21swapper/321:20:583
163012149,3sleep30-21swapper/300:11:193
1598621410,3sleep30-21swapper/322:16:423
1429221410,3sleep30-21swapper/323:41:443
1090921410,3sleep30-21swapper/300:08:523
87692139,3sleep30-21swapper/319:49:283
872721310,3sleep30-21swapper/323:37:153
68472137,3sleep30-21swapper/319:16:043
67982130,4sleep30-21swapper/323:05:233
51312139,3sleep30-21swapper/300:02:223
47632139,3sleep30-21swapper/322:06:453
325292139,3sleep30-21swapper/320:36:423
315802137,3sleep30-21swapper/323:58:063
300632139,3sleep30-21swapper/323:29:033
297732138,4sleep30-21swapper/321:32:533
294472137,3sleep30-21swapper/319:37:153
29072139,3sleep30-21swapper/319:41:323
280892139,3sleep30-21swapper/321:01:493
277832139,3sleep30-21swapper/300:24:453
270862139,3sleep30-21swapper/320:34:143
258712139,3sleep30-21swapper/321:59:323
258042139,3sleep30-21swapper/323:51:263
254582137,3sleep30-21swapper/320:03:053
242192137,3sleep30-21swapper/323:21:053
2371821310,3sleep30-21swapper/319:30:513
202722139,3sleep30-21swapper/321:54:193
201182138,3sleep30-21swapper/323:45:403
183332139,3sleep30-21swapper/319:28:513
168312139,3sleep30-21swapper/320:51:083
15832139,3sleep30-21swapper/323:02:113
144392139,3sleep30-21swapper/321:46:493
140382137,3sleep30-21swapper/319:50:243
127052139,3sleep30-21swapper/321:16:153
126672139,3sleep30-21swapper/323:10:523
124752139,3sleep30-21swapper/319:20:383
12092139,3sleep30-21swapper/321:06:173
115292139,3sleep30-21swapper/322:40:333
113692139,3sleep30-21swapper/320:47:403
99282128,3sleep30-21swapper/320:19:313
309952129,3sleep30-21swapper/320:07:233
198572128,3sleep30-21swapper/319:58:103
186322128,3sleep30-21swapper/323:16:373
102582126,3sleep30-21swapper/322:10:253
28932115,3sleep30-21swapper/321:37:053
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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