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2026-04-26 - 05:01
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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 Apr 26, 2026 00:44:04)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
18370212564,7sleep30-21swapper/319:07:033
183482120111,6sleep10-21swapper/119:06:451
18551210798,6sleep20-21swapper/219:09:232
18325210797,7sleep00-21swapper/019:06:270
92822620,0sleep29286-21latency_hist22:20:002
30312610,5sleep01877499cyclictest21:15:180
68802590,0sleep30-21swapper/323:40:193
250402580,0sleep00-21swapper/023:30:140
55062570,0sleep30-21swapper/320:50:143
278182560,0sleep00-21swapper/021:10:140
220242540,0sleep00-21swapper/023:55:180
147602520,0sleep00-21swapper/021:55:150
230902320,0sleep00-21swapper/021:05:170
256472300,0sleep1211ktimersoftd/119:15:001
1878199270,26cyclictest0-21swapper/222:33:112
1878199270,26cyclictest0-21swapper/221:26:132
1878199270,26cyclictest0-21swapper/220:38:432
1877899270,26cyclictest0-21swapper/123:32:081
1877899270,26cyclictest0-21swapper/122:08:441
1877899270,26cyclictest0-21swapper/119:28:581
1877899270,26cyclictest0-21swapper/119:11:521
1877899260,25cyclictest0-21swapper/122:43:171
1877899260,25cyclictest0-21swapper/122:13:141
1877899260,25cyclictest0-21swapper/121:49:071
1877899260,25cyclictest0-21swapper/119:47:251
1877499260,2cyclictest11451-21sshd21:22:430
18781992522,2cyclictest0-21swapper/221:12:372
18781992521,3cyclictest0-21swapper/222:49:112
18781992521,3cyclictest0-21swapper/219:33:102
1878199250,24cyclictest0-21swapper/223:55:292
1877899257,16cyclictest0-21swapper/122:35:111
18781992421,3cyclictest0-21swapper/220:20:402
18781992421,2cyclictest0-21swapper/222:57:532
18778992422,2cyclictest0-21swapper/119:23:431
18778992421,2cyclictest0-21swapper/122:02:471
18781992321,2cyclictest0-21swapper/220:25:252
18781992320,2cyclictest0-21swapper/220:45:582
1878199231,21cyclictest0-21swapper/200:11:202
18778992321,2cyclictest0-21swapper/123:43:201
18778992321,2cyclictest0-21swapper/121:53:221
18778992321,2cyclictest0-21swapper/120:30:371
18781992220,2cyclictest0-21swapper/221:21:372
18781992219,2cyclictest0-21swapper/219:42:252
18781992218,3cyclictest0-21swapper/200:39:152
18781992218,2cyclictest749-21snmpd20:05:132
18781992218,2cyclictest749-21snmpd20:05:122
1878199221,3cyclictest0-21swapper/223:18:332
18778992220,2cyclictest0-21swapper/123:21:051
18778992220,2cyclictest0-21swapper/123:02:031
18778992219,3cyclictest0-21swapper/123:49:271
18778992219,3cyclictest0-21swapper/122:18:351
18778992219,3cyclictest0-21swapper/121:19:171
18778992215,7cyclictest0-21swapper/119:40:221
18778992214,7cyclictest0-21swapper/120:36:341
18778992214,7cyclictest0-21swapper/100:18:281
1877899220,3cyclictest0-21swapper/100:04:241
1877899220,22cyclictest0-21swapper/121:40:051
1877899220,21cyclictest0-21swapper/123:55:101
1877899220,21cyclictest0-21swapper/123:17:361
1877899220,21cyclictest0-21swapper/122:52:591
1877899220,21cyclictest0-21swapper/122:26:291
1877899220,17cyclictest0-21swapper/122:21:331
1877499220,21cyclictest0-21swapper/000:30:210
1877499220,20cyclictest31718-21sh00:05:000
1877499220,20cyclictest16765-21munin-run22:55:000
1878199216,14cyclictest0-21swapper/223:45:192
18781992118,2cyclictest0-21swapper/221:01:102
18781992117,3cyclictest0-21swapper/222:52:482
18781992117,3cyclictest0-21swapper/221:16:102
1878199210,20cyclictest0-21swapper/223:29:002
1878199210,20cyclictest0-21swapper/200:23:572
1878199210,20cyclictest0-21swapper/200:15:042
1878199210,20cyclictest0-21swapper/200:06:452
18778992119,2cyclictest0-21swapper/121:56:051
18778992117,3cyclictest0-21swapper/120:58:401
1877899210,3cyclictest0-21swapper/120:52:021
1877899210,2cyclictest0-21swapper/100:12:331
1877899210,20cyclictest0-21swapper/121:31:251
1877899210,20cyclictest0-21swapper/121:27:401
1877899210,20cyclictest0-21swapper/121:07:551
1877899210,20cyclictest0-21swapper/120:13:131
1877899210,20cyclictest0-21swapper/119:53:301
1877899210,20cyclictest0-21swapper/100:30:551
1877899210,20cyclictest0-21swapper/100:20:031
18774992117,2cyclictest3603-21sadc22:15:000
1877499210,20cyclictest0-21swapper/021:41:410
21222200,1sleep010-21rcuc/020:45:190
18781992018,1cyclictest749-21snmpd22:35:422
18781992018,1cyclictest749-21snmpd22:09:142
18781992018,1cyclictest749-21snmpd20:55:072
18781992018,1cyclictest749-21snmpd20:31:162
18781992017,2cyclictest749-21snmpd21:30:202
18781992016,3cyclictest0-21swapper/223:09:352
1878199200,2cyclictest0-21swapper/222:40:472
1878199200,2cyclictest0-21swapper/219:17:252
1878199200,19cyclictest0-21swapper/222:20:212
18778992018,2cyclictest0-21swapper/119:36:101
18778992018,2cyclictest0-21swapper/100:06:261
18778992017,3cyclictest0-21swapper/119:30:371
18778992013,6cyclictest0-21swapper/123:10:091
1877899200,4cyclictest0-21swapper/123:35:111
1877899200,4cyclictest0-21swapper/123:35:101
1877899200,2cyclictest0-21swapper/121:36:251
1877899200,2cyclictest0-21swapper/121:10:161
1877899200,2cyclictest0-21swapper/120:22:191
1877899200,19cyclictest0-21swapper/120:00:221
18774992019,1cyclictest0-21swapper/023:15:160
18774992018,1cyclictest749-21snmpd22:57:060
18774992018,1cyclictest749-21snmpd22:00:100
18774992018,1cyclictest749-21snmpd21:47:520
18774992018,1cyclictest749-21snmpd21:03:310
18774992017,3cyclictest0-21swapper/021:38:580
18774992017,2cyclictest0-21swapper/023:25:120
1878199195,9cyclictest0-21swapper/220:00:242
18781991917,1cyclictest749-21snmpd23:52:152
18781991917,1cyclictest749-21snmpd23:35:272
18781991917,1cyclictest749-21snmpd23:35:262
18781991917,1cyclictest749-21snmpd23:30:392
18781991917,1cyclictest749-21snmpd23:13:412
18781991917,1cyclictest749-21snmpd23:02:482
18781991917,1cyclictest749-21snmpd22:25:502
18781991917,1cyclictest749-21snmpd22:10:572
18781991917,1cyclictest749-21snmpd21:42:492
18781991917,1cyclictest749-21snmpd21:07:472
18781991917,1cyclictest749-21snmpd20:52:462
18781991917,1cyclictest749-21snmpd20:12:222
18781991917,1cyclictest749-21snmpd19:48:072
18781991917,1cyclictest749-21snmpd19:35:402
18781991917,1cyclictest749-21snmpd19:27:302
18781991917,1cyclictest749-21snmpd00:31:432
18781991917,1cyclictest749-21snmpd00:28:192
1877899197,8cyclictest0-21swapper/121:00:241
1877899196,8cyclictest0-21swapper/121:20:111
18778991917,2cyclictest0-21swapper/123:08:411
18778991917,2cyclictest0-21swapper/122:46:481
18778991917,2cyclictest0-21swapper/122:31:021
18778991917,2cyclictest0-21swapper/120:15:551
18778991917,2cyclictest0-21swapper/119:56:461
18778991915,3cyclictest0-21swapper/100:28:581
1877899190,1cyclictest0-21swapper/120:28:551
1877899190,19cyclictest0-21swapper/120:42:161
1877499196,8cyclictest0-21swapper/021:25:240
18774991917,1cyclictest749-21snmpd23:46:570
18774991917,1cyclictest749-21snmpd23:03:000
18774991917,1cyclictest749-21snmpd22:40:500
18774991917,1cyclictest749-21snmpd22:36:380
18774991917,1cyclictest749-21snmpd22:31:030
18774991917,1cyclictest749-21snmpd21:52:580
18774991917,1cyclictest749-21snmpd20:30:370
18774991917,1cyclictest749-21snmpd20:26:520
18774991917,1cyclictest749-21snmpd20:09:130
18774991917,1cyclictest749-21snmpd20:09:130
18774991917,1cyclictest749-21snmpd20:01:370
18774991917,1cyclictest749-21snmpd19:58:130
18774991917,1cyclictest749-21snmpd19:47:340
18774991917,1cyclictest749-21snmpd00:26:430
18774991917,1cyclictest749-21snmpd00:23:070
18774991917,1cyclictest749-21snmpd00:12:510
18774991915,3cyclictest0-21swapper/020:55:130
18774991915,3cyclictest0-21swapper/019:30:170
18774991912,6cyclictest0-21swapper/022:05:180
1877499190,18cyclictest0-21swapper/000:15:150
242802189,3sleep30-21swapper/323:28:183
18781991817,0cyclictest749-21snmpd23:21:262
18781991817,0cyclictest13601-21sadc21:55:002
18781991816,1cyclictest749-21snmpd23:43:322
18781991816,1cyclictest749-21snmpd21:45:202
18781991816,1cyclictest749-21snmpd21:36:132
18781991816,1cyclictest749-21snmpd19:20:282
18781991816,1cyclictest24367-21sadc19:15:002
18781991815,2cyclictest749-21snmpd20:42:012
1878199181,13cyclictest0-21swapper/222:00:242
18778991816,2cyclictest0-21swapper/123:52:061
18778991816,2cyclictest0-21swapper/123:28:181
1877499186,7cyclictest0-21swapper/019:20:180
1877499184,13cyclictest0-21swapper/020:15:150
1877499183,12cyclictest0-21swapper/020:10:540
18774991816,1cyclictest749-21snmpd23:41:200
18774991816,1cyclictest749-21snmpd23:21:050
18774991816,1cyclictest749-21snmpd23:10:060
18774991816,1cyclictest749-21snmpd22:21:200
18774991816,1cyclictest749-21snmpd22:17:110
18774991816,1cyclictest749-21snmpd21:30:100
18774991816,1cyclictest749-21snmpd20:36:350
18774991816,1cyclictest749-21snmpd19:42:100
18774991816,1cyclictest749-21snmpd19:13:100
223572176,3sleep30-21swapper/322:55:383
1878199172,14cyclictest0-21swapper/219:55:072
18781991716,0cyclictest749-21snmpd00:01:482
18781991715,1cyclictest749-21snmpd21:55:222
18781991715,1cyclictest749-21snmpd20:18:192
18781991715,1cyclictest749-21snmpd19:54:462
1877899172,14cyclictest0-21swapper/100:35:121
18778991716,1cyclictest0-21swapper/122:55:291
18778991715,2cyclictest0-21swapper/120:45:171
1877499178,8cyclictest0-21swapper/023:08:070
18774991715,1cyclictest749-21snmpd23:37:270
18774991715,1cyclictest749-21snmpd23:37:270
18774991715,1cyclictest749-21snmpd22:26:590
18774991715,1cyclictest749-21snmpd20:51:100
18774991715,1cyclictest749-21snmpd20:23:130
18774991715,1cyclictest749-21snmpd19:38:420
18774991715,1cyclictest749-21snmpd19:25:400
18774991715,1cyclictest0-21swapper/022:45:170
1877499170,16cyclictest0-21swapper/000:07:410
1877499170,15cyclictest0-21swapper/023:50:200
1877499170,11cyclictest0-21swapper/019:15:170
72352164,3sleep30-21swapper/323:12:003
58372167,2sleep30-21swapper/300:36:063
2463721610,5sleep30-21swapper/322:02:493
18778991614,2cyclictest0-21swapper/120:06:461
18778991614,2cyclictest0-21swapper/120:06:461
1877499161,14cyclictest0-21swapper/000:35:100
1877499160,11cyclictest0-21swapper/020:40:250
85102159,3sleep30-21swapper/320:21:243
59722155,3sleep30-21swapper/321:19:273
294802159,3sleep30-21swapper/320:12:433
259852153,4sleep30-21swapper/322:30:273
1877499150,11cyclictest0-21swapper/019:50:520
494321410,3sleep30-21swapper/322:41:483
467621410,3sleep30-21swapper/320:48:153
4522149,3sleep30-21swapper/300:34:103
333321410,3sleep30-21swapper/322:11:463
3221221410,3sleep30-21swapper/319:16:163
32012148,3sleep30-21swapper/323:39:443
32012148,3sleep30-21swapper/323:39:433
3137021410,3sleep30-21swapper/300:00:373
2789721410,3sleep30-21swapper/319:41:233
2709321410,3sleep30-21swapper/321:07:533
237722149,3sleep30-21swapper/320:06:143
237722149,3sleep30-21swapper/320:06:143
2153921410,3sleep30-21swapper/321:03:253
2148121410,3sleep30-21swapper/300:21:013
1866821410,3sleep30-21swapper/323:23:053
161352148,3sleep30-21swapper/300:19:453
152921410,3sleep30-21swapper/323:09:403
1357621410,3sleep30-21swapper/321:54:513
1282121410,3sleep30-21swapper/323:15:533
116022147,3sleep30-21swapper/321:24:443
1105621410,3sleep30-21swapper/322:49:013
1024721410,3sleep30-21swapper/300:11:193
90262139,3sleep30-21swapper/320:25:083
88502139,3sleep30-21swapper/322:15:413
55302139,3sleep30-21swapper/319:22:133
325652139,3sleep30-21swapper/321:11:223
319432139,3sleep30-21swapper/300:05:073
317232139,3sleep30-21swapper/322:36:213
315462139,3sleep30-21swapper/320:44:313
305722130,0sleep30-21swapper/321:40:163
301092139,3sleep30-21swapper/322:06:003
285882139,3sleep30-21swapper/321:36:573
281502139,3sleep30-21swapper/323:02:113
270342137,3sleep30-21swapper/300:25:243
256602139,3sleep30-21swapper/323:56:093
241072139,3sleep30-21swapper/319:11:483
228932139,3sleep30-21swapper/321:31:283
222262139,3sleep30-21swapper/319:35:393
201382139,3sleep30-21swapper/323:52:253
200922139,3sleep30-21swapper/322:25:393
198662137,3sleep30-21swapper/320:33:013
189592139,3sleep30-21swapper/321:57:033
18052130,0sleep338-21rcuc/320:15:183
171222139,3sleep30-21swapper/321:28:163
167212139,3sleep30-21swapper/319:32:103
165282139,3sleep30-21swapper/322:52:143
159572139,3sleep30-21swapper/320:58:563
15582139,3sleep30-21swapper/319:50:043
146882139,3sleep30-21swapper/322:23:103
126152139,3sleep30-21swapper/319:57:173
110252139,3sleep30-21swapper/319:25:583
10442139,3sleep30-21swapper/319:46:203
76692128,3sleep30-21swapper/321:46:073
297332128,3sleep30-21swapper/323:31:313
253412128,3sleep30-21swapper/320:35:503
182182121,3sleep30-21swapper/320:01:463
143212128,3sleep30-21swapper/323:48:403
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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