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2026-04-27 - 09:36
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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 Mon Apr 27, 2026 00:44:02)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
27923212365,8sleep30-21swapper/319:08:463
278562119110,6sleep10-21swapper/119:07:511
277092117107,7sleep20-21swapper/219:05:592
279372110100,7sleep00-21swapper/019:08:550
73821000,0sleep0736-21df23:30:120
143322690,0sleep10-21swapper/122:45:171
210442610,0sleep10-21swapper/120:55:191
36712600,0sleep10-21swapper/123:30:171
300402590,0sleep30-21swapper/319:10:173
49732550,0sleep00-21swapper/022:35:180
2819799330,18cyclictest0-21swapper/200:00:122
2819799280,27cyclictest0-21swapper/200:21:262
2819599270,26cyclictest0-21swapper/123:43:141
2819599270,26cyclictest0-21swapper/123:36:041
2819599270,26cyclictest0-21swapper/122:55:461
2819599270,26cyclictest0-21swapper/122:14:361
2819599270,26cyclictest0-21swapper/122:01:301
2819599270,26cyclictest0-21swapper/121:56:191
2819599270,26cyclictest0-21swapper/121:45:361
2819599270,26cyclictest0-21swapper/121:40:031
2819599270,26cyclictest0-21swapper/121:37:031
2819599270,26cyclictest0-21swapper/121:30:041
2819599270,26cyclictest0-21swapper/120:53:241
2819599270,26cyclictest0-21swapper/120:28:331
2819599270,26cyclictest0-21swapper/120:12:511
2819599270,26cyclictest0-21swapper/119:52:531
2819599270,26cyclictest0-21swapper/100:11:401
2819099270,26cyclictest0-21swapper/023:10:170
2819599260,25cyclictest0-21swapper/123:53:081
2819599260,25cyclictest0-21swapper/123:46:071
2819599260,25cyclictest0-21swapper/123:22:581
2819599260,25cyclictest0-21swapper/123:15:431
2819599260,25cyclictest0-21swapper/122:26:461
2819599260,25cyclictest0-21swapper/122:22:491
2819599260,25cyclictest0-21swapper/120:04:541
2819599260,25cyclictest0-21swapper/119:58:291
2819599260,25cyclictest0-21swapper/119:30:261
2819599260,25cyclictest0-21swapper/100:39:371
2819599260,25cyclictest0-21swapper/100:08:351
2819099260,25cyclictest0-21swapper/022:31:020
2819599250,24cyclictest0-21swapper/122:07:001
2819599250,24cyclictest0-21swapper/121:03:091
28197992422,2cyclictest0-21swapper/221:01:032
2819599240,23cyclictest0-21swapper/123:55:101
2819599240,23cyclictest0-21swapper/100:33:411
28197992321,2cyclictest0-21swapper/219:41:442
2819599230,22cyclictest0-21swapper/121:25:031
2819799221,3cyclictest0-21swapper/200:26:132
2819799221,20cyclictest0-21swapper/221:58:312
2819799221,20cyclictest0-21swapper/221:48:362
2819799221,20cyclictest0-21swapper/200:38:202
28195992218,3cyclictest0-21swapper/120:16:241
2819599220,21cyclictest0-21swapper/123:27:231
2819599220,21cyclictest0-21swapper/123:13:261
2819599220,21cyclictest0-21swapper/122:53:371
2819599220,21cyclictest0-21swapper/122:40:101
2819599220,21cyclictest0-21swapper/121:53:391
2819599220,21cyclictest0-21swapper/121:24:451
2819599220,21cyclictest0-21swapper/121:09:061
2819599220,21cyclictest0-21swapper/120:33:541
2819599220,21cyclictest0-21swapper/120:21:121
2819599220,21cyclictest0-21swapper/120:05:421
2819599220,21cyclictest0-21swapper/119:49:261
2819599220,21cyclictest0-21swapper/119:38:551
2819799217,13cyclictest0-21swapper/219:25:452
2819799212,14cyclictest0-21swapper/219:20:182
28197992119,2cyclictest0-21swapper/219:35:142
28197992118,2cyclictest749-21snmpd23:37:132
28197992116,4cyclictest0-21swapper/222:28:222
2819799210,2cyclictest0-21swapper/222:56:072
2819799210,20cyclictest0-21swapper/223:41:592
2819799210,20cyclictest0-21swapper/221:06:062
2819799210,20cyclictest0-21swapper/220:26:392
2819799210,20cyclictest0-21swapper/200:16:552
2819799210,20cyclictest0-21swapper/200:06:142
28195992117,3cyclictest0-21swapper/119:25:591
2819599210,3cyclictest0-21swapper/122:16:391
2819599210,3cyclictest0-21swapper/120:41:001
2819599210,3cyclictest0-21swapper/120:38:001
2819599210,20cyclictest0-21swapper/122:36:051
2819599210,20cyclictest0-21swapper/122:30:161
2819599210,20cyclictest0-21swapper/121:15:121
2819599210,20cyclictest0-21swapper/121:11:391
2819599210,20cyclictest0-21swapper/120:48:391
2819599210,20cyclictest0-21swapper/119:21:561
2819599210,20cyclictest0-21swapper/119:16:081
2819599210,20cyclictest0-21swapper/119:13:051
2819599210,20cyclictest0-21swapper/100:21:051
2819599210,20cyclictest0-21swapper/100:00:401
2819099217,9cyclictest0-21swapper/000:05:160
28190992119,1cyclictest749-21snmpd22:42:580
28190992119,1cyclictest749-21snmpd20:25:180
28190992118,2cyclictest8595-21cron00:35:010
2819099210,20cyclictest0-21swapper/023:52:140
2819099210,20cyclictest0-21swapper/023:19:280
28197992018,1cyclictest749-21snmpd23:28:502
28197992018,1cyclictest749-21snmpd23:23:042
28197992018,1cyclictest749-21snmpd20:21:332
28197992018,1cyclictest749-21snmpd19:56:232
28197992018,1cyclictest749-21snmpd19:33:202
28197992018,1cyclictest749-21snmpd19:12:322
28197992017,3cyclictest0-21swapper/219:15:312
28197992017,2cyclictest749-21snmpd22:21:002
28197992017,2cyclictest749-21snmpd22:14:132
28197992017,2cyclictest749-21snmpd20:10:572
2819799200,2cyclictest4129-21/usr/sbin/munin21:10:212
28195992016,3cyclictest0-21swapper/100:15:111
2819599200,20cyclictest0-21swapper/123:01:111
2819599200,20cyclictest0-21swapper/119:42:561
2819599200,20cyclictest0-21swapper/100:25:461
2819599200,19cyclictest0-21swapper/123:09:011
28190992018,1cyclictest749-21snmpd23:57:130
28190992018,1cyclictest749-21snmpd23:24:280
28190992018,1cyclictest749-21snmpd22:54:430
28190992018,1cyclictest749-21snmpd22:25:310
28190992018,1cyclictest749-21snmpd22:20:030
28190992018,1cyclictest749-21snmpd22:17:540
28190992018,1cyclictest749-21snmpd20:31:540
28190992018,1cyclictest749-21snmpd20:10:540
28190992018,1cyclictest749-21snmpd19:41:200
28190992018,1cyclictest749-21snmpd19:23:560
28190992018,1cyclictest749-21snmpd00:29:380
28190992018,1cyclictest749-21snmpd00:24:580
28190992018,1cyclictest749-21snmpd00:10:370
28197991917,2cyclictest0-21swapper/223:30:112
28197991917,2cyclictest0-21swapper/220:43:512
28197991917,1cyclictest749-21snmpd23:55:172
28197991917,1cyclictest749-21snmpd23:03:022
28197991917,1cyclictest749-21snmpd22:53:102
28197991917,1cyclictest749-21snmpd22:45:102
28197991917,1cyclictest749-21snmpd22:01:032
28197991917,1cyclictest749-21snmpd21:53:182
28197991917,1cyclictest749-21snmpd21:41:392
28197991917,1cyclictest749-21snmpd21:35:542
28197991917,1cyclictest749-21snmpd20:36:512
28197991917,1cyclictest749-21snmpd20:07:572
28197991917,1cyclictest20007-21cat20:55:172
28197991916,2cyclictest749-21snmpd00:34:022
28197991916,2cyclictest0-21swapper/220:49:362
28197991915,3cyclictest0-21swapper/223:45:282
28197991915,3cyclictest0-21swapper/223:16:262
28197991915,3cyclictest0-21swapper/221:20:092
28197991915,2cyclictest749-21snmpd21:17:062
2819799190,1cyclictest0-21swapper/223:09:192
2819799190,18cyclictest0-21swapper/220:15:512
28190991917,1cyclictest749-21snmpd23:44:160
28190991917,1cyclictest749-21snmpd23:27:260
28190991917,1cyclictest749-21snmpd23:08:040
28190991917,1cyclictest749-21snmpd23:01:430
28190991917,1cyclictest749-21snmpd22:06:070
28190991917,1cyclictest749-21snmpd21:48:030
28190991917,1cyclictest749-21snmpd21:36:030
28190991917,1cyclictest749-21snmpd21:30:030
28190991917,1cyclictest749-21snmpd21:14:060
28190991917,1cyclictest749-21snmpd20:53:240
28190991917,1cyclictest749-21snmpd20:36:330
28190991917,1cyclictest749-21snmpd20:06:540
28190991917,1cyclictest749-21snmpd20:00:110
28190991917,1cyclictest749-21snmpd00:17:560
2819799182,15cyclictest0-21swapper/222:35:322
28197991817,1cyclictest0-21swapper/221:29:152
28197991817,0cyclictest749-21snmpd19:47:172
28197991816,2cyclictest0-21swapper/223:51:202
28197991816,1cyclictest749-21snmpd22:33:402
28197991816,1cyclictest749-21snmpd21:33:122
28197991816,1cyclictest749-21snmpd20:51:512
28197991816,1cyclictest749-21snmpd20:35:002
28197991816,1cyclictest749-21snmpd19:50:372
2819099189,8cyclictest0-21swapper/000:01:190
28190991816,1cyclictest749-21snmpd23:46:070
28190991816,1cyclictest749-21snmpd23:37:110
28190991816,1cyclictest749-21snmpd22:59:560
28190991816,1cyclictest749-21snmpd22:12:000
28190991816,1cyclictest749-21snmpd21:52:330
28190991816,1cyclictest749-21snmpd21:40:040
28190991816,1cyclictest749-21snmpd21:28:480
28190991816,1cyclictest749-21snmpd20:20:090
28190991816,1cyclictest749-21snmpd00:39:370
2819099180,17cyclictest0-21swapper/021:00:130
66882176,3sleep30-21swapper/300:00:363
28197991715,1cyclictest749-21snmpd23:11:222
28197991715,1cyclictest749-21snmpd22:44:252
28197991714,2cyclictest749-21snmpd22:08:182
2819099179,7cyclictest0-21swapper/020:15:060
28190991716,1cyclictest0-21swapper/019:55:170
28190991715,1cyclictest749-21snmpd21:59:180
28190991715,1cyclictest749-21snmpd20:40:210
28190991715,1cyclictest749-21snmpd19:26:110
28190991715,1cyclictest749-21snmpd19:16:080
28190991715,1cyclictest749-21snmpd19:13:020
2819099170,16cyclictest0-21swapper/022:49:320
2819099170,16cyclictest0-21swapper/019:30:140
2819099170,11cyclictest0-21swapper/022:00:220
2819099170,11cyclictest0-21swapper/021:15:230
2819099170,11cyclictest0-21swapper/021:10:000
2819099170,11cyclictest0-21swapper/020:45:200
2819099170,11cyclictest0-21swapper/019:50:130
94452169,6sleep30-21swapper/321:14:203
28197991615,1cyclictest0-21swapper/222:16:302
2819099169,7cyclictest0-21swapper/019:46:240
28190991614,1cyclictest749-21snmpd20:57:240
28190991614,1cyclictest749-21snmpd19:36:140
2819099160,11cyclictest0-21swapper/021:21:320
319002159,5sleep30-21swapper/319:38:213
28197991514,1cyclictest0-21swapper/220:02:542
28197991511,3cyclictest0-21swapper/200:11:192
191942150,0sleep30-21swapper/321:50:203
53521410,3sleep30-21swapper/322:01:503
52192147,3sleep30-21swapper/319:44:453
328721410,3sleep30-21swapper/321:06:073
262362148,3sleep30-21swapper/300:20:193
2437421410,3sleep30-21swapper/320:59:123
231722148,3sleep30-21swapper/320:29:033
2221721410,3sleep30-21swapper/323:45:313
2029921410,3sleep30-21swapper/323:18:563
192121410,3sleep30-21swapper/320:38:323
186982149,3sleep30-21swapper/322:48:193
163712148,3sleep30-21swapper/319:53:593
1454321410,3sleep30-21swapper/319:21:273
1060021410,3sleep30-21swapper/319:46:343
97282139,3sleep30-21swapper/321:15:043
94462130,0sleep30-21swapper/300:35:163
89002139,3sleep30-21swapper/319:16:423
85862138,3sleep30-21swapper/300:34:553
74122139,3sleep30-21swapper/322:37:233
6692139,3sleep30-21swapper/320:07:403
49752138,4sleep30-21swapper/321:37:393
320952139,3sleep30-21swapper/323:28:203
298802139,3sleep30-21swapper/321:02:233
298092139,3sleep30-21swapper/322:57:003
29262137,3sleep30-21swapper/323:00:463
279562139,3sleep30-21swapper/323:52:273
262992139,3sleep30-21swapper/321:29:143
258072139,3sleep30-21swapper/319:31:533
24492139,3sleep30-21swapper/300:27:323
242062137,5sleep30-21swapper/322:52:173
187242139,3sleep30-21swapper/320:53:263
175692139,3sleep30-21swapper/322:19:283
175682139,3sleep30-21swapper/320:23:513
168742139,3sleep30-21swapper/323:43:473
129242139,3sleep30-21swapper/322:41:063
128902139,3sleep30-21swapper/320:45:293
125912139,3sleep30-21swapper/300:09:383
120202139,3sleep30-21swapper/320:19:383
117372139,3sleep30-21swapper/322:11:323
107482139,3sleep30-21swapper/321:44:403
10412139,3sleep30-21swapper/322:05:023
86722128,3sleep30-21swapper/323:07:413
74562128,3sleep30-21swapper/320:42:293
61762129,3sleep30-21swapper/320:11:253
286382127,3sleep30-21swapper/322:27:383
275322128,3sleep30-21swapper/320:02:563
274942128,3sleep30-21swapper/321:58:493
237042128,3sleep30-21swapper/300:18:023
228712128,3sleep30-21swapper/322:20:283
207462127,3sleep30-21swapper/321:24:473
202792128,3sleep30-21swapper/319:28:073
179692128,3sleep30-21swapper/300:11:343
160462128,3sleep30-21swapper/321:45:533
11772129,3sleep30-21swapper/323:58:123
90872117,3sleep30-21swapper/323:10:103
54132117,3sleep30-21swapper/323:31:173
285582117,3sleep30-21swapper/320:31:193
259672117,3sleep30-21swapper/323:20:353
220392116,3sleep30-21swapper/319:59:563
18232116,3sleep30-21swapper/322:32:493
110162117,3sleep30-21swapper/323:35:453
316702106,3sleep30-21swapper/321:31:143
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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