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2026-06-18 - 11:53
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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 Thu Jun 18, 2026 00:44:04)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
22455214887,6sleep10-21swapper/119:08:401
22422212664,7sleep00-21swapper/019:08:150
22388212072,7sleep20-21swapper/219:07:492
223072112102,7sleep30-21swapper/319:06:463
152332770,0sleep20-21swapper/221:25:002
280792690,1sleep10-21swapper/100:00:131
114292580,0sleep10-21swapper/122:15:221
192992570,0sleep00-21swapper/021:55:180
67852560,0sleep30-21swapper/319:50:183
132312550,0sleep20-21swapper/222:20:142
2272999280,27cyclictest0-21swapper/123:35:561
2272999280,27cyclictest0-21swapper/123:31:021
2272999280,27cyclictest0-21swapper/122:24:311
2273499270,26cyclictest0-21swapper/222:14:012
2273499270,26cyclictest0-21swapper/221:12:212
2273499270,26cyclictest0-21swapper/219:33:142
2272999270,26cyclictest0-21swapper/122:52:251
2272999270,26cyclictest0-21swapper/122:29:371
2272999270,26cyclictest0-21swapper/122:09:281
2272999270,26cyclictest0-21swapper/121:56:311
2272999270,26cyclictest0-21swapper/121:34:191
2272999270,26cyclictest0-21swapper/121:02:421
2272999270,26cyclictest0-21swapper/120:52:391
2272999270,26cyclictest0-21swapper/120:27:031
2272999270,26cyclictest0-21swapper/100:32:511
2272499270,26cyclictest0-21swapper/021:11:540
2273499260,25cyclictest0-21swapper/222:52:552
2272999260,25cyclictest0-21swapper/120:57:501
2272999260,25cyclictest0-21swapper/120:09:001
2272999250,24cyclictest0-21swapper/123:24:201
2272999250,24cyclictest0-21swapper/122:35:461
280302240,1sleep128036-21needreboot22:30:191
22729992422,2cyclictest0-21swapper/123:01:171
2273499239,13cyclictest0-21swapper/221:05:212
22734992321,2cyclictest0-21swapper/219:23:102
2273499231,21cyclictest0-21swapper/220:33:082
2273499230,22cyclictest0-21swapper/219:47:362
2273499230,22cyclictest0-21swapper/219:47:352
22729992320,3cyclictest0-21swapper/123:48:441
2273499222,18cyclictest0-21swapper/220:53:162
2273499221,3cyclictest0-21swapper/223:46:502
2273499221,20cyclictest0-21swapper/223:16:002
2273499220,5cyclictest0-21swapper/221:45:012
2273499220,21cyclictest0-21swapper/220:44:182
2273499220,21cyclictest0-21swapper/220:39:332
2272999228,8cyclictest0-21swapper/122:45:211
2272999227,14cyclictest0-21swapper/120:15:201
2272999220,21cyclictest0-21swapper/123:51:261
2272999220,21cyclictest0-21swapper/123:41:091
2272999220,21cyclictest0-21swapper/122:12:131
2272999220,21cyclictest0-21swapper/122:01:131
2272999220,21cyclictest0-21swapper/120:01:391
2272999220,21cyclictest0-21swapper/119:58:211
2272999220,21cyclictest0-21swapper/119:42:441
2272999220,20cyclictest14075-21/usr/sbin/munin19:25:201
2272499220,21cyclictest0-21swapper/023:24:370
2272499220,21cyclictest0-21swapper/020:03:410
2273499215,2cyclictest280-21systemd-journal21:55:002
22734992117,2cyclictest749-21snmpd19:36:452
2273499210,2cyclictest0-21swapper/222:17:012
2273499210,2cyclictest0-21swapper/220:08:262
2273499210,20cyclictest0-21swapper/223:06:442
2273499210,20cyclictest0-21swapper/221:00:152
2273499210,20cyclictest0-21swapper/219:25:472
2273499210,20cyclictest0-21swapper/219:14:192
2273499210,20cyclictest0-21swapper/200:12:242
22729992119,2cyclictest0-21swapper/123:27:381
22729992119,2cyclictest0-21swapper/121:29:371
22729992118,3cyclictest0-21swapper/100:27:411
2272999210,20cyclictest0-21swapper/120:22:241
2272999210,20cyclictest0-21swapper/119:39:391
2272999210,20cyclictest0-21swapper/119:33:021
2272999210,20cyclictest0-21swapper/100:16:141
2272999210,19cyclictest2288-21munin-run20:45:001
22724992119,1cyclictest749-21snmpd23:34:410
22724992118,3cyclictest0-21swapper/022:59:200
22724992118,2cyclictest749-21snmpd23:04:200
22724992118,2cyclictest749-21snmpd20:25:240
2272499211,1cyclictest15476-21apt-get19:30:020
2272499210,20cyclictest0-21swapper/021:32:250
2272499210,20cyclictest0-21swapper/020:06:000
22734992018,2cyclictest0-21swapper/221:25:042
22734992018,1cyclictest749-21snmpd22:30:412
22734992018,1cyclictest749-21snmpd21:55:012
22734992018,1cyclictest749-21snmpd21:33:102
22734992018,1cyclictest749-21snmpd21:18:462
22734992018,1cyclictest12182-21awk20:25:012
22734992017,3cyclictest0-21swapper/221:44:432
22734992017,2cyclictest749-21snmpd23:41:442
22734992017,2cyclictest749-21snmpd20:47:592
22734992016,3cyclictest0-21swapper/200:26:562
2273499200,2cyclictest0-21swapper/222:38:012
2273499200,20cyclictest0-21swapper/221:35:312
2273499200,19cyclictest0-21swapper/223:12:172
2273499200,19cyclictest0-21swapper/223:12:172
2273499200,19cyclictest0-21swapper/220:26:152
2273499200,19cyclictest0-21swapper/200:30:512
22729992018,2cyclictest0-21swapper/121:36:511
22729992018,2cyclictest0-21swapper/120:31:021
22729992018,2cyclictest0-21swapper/100:21:121
22729992017,3cyclictest0-21swapper/120:48:031
22729992017,3cyclictest0-21swapper/100:36:031
22729992017,3cyclictest0-21swapper/100:09:031
2272999200,2cyclictest0-21swapper/121:05:361
2272999200,20cyclictest0-21swapper/123:13:351
2272999200,20cyclictest0-21swapper/123:13:351
2272999200,19cyclictest0-21swapper/123:16:301
2272999200,19cyclictest0-21swapper/122:42:381
2272999200,19cyclictest0-21swapper/100:11:321
22724992019,1cyclictest0-21swapper/022:35:100
22724992018,1cyclictest749-21snmpd23:51:570
22724992018,1cyclictest749-21snmpd23:43:300
22724992018,1cyclictest749-21snmpd22:25:020
22724992018,1cyclictest749-21snmpd22:06:130
22724992018,1cyclictest749-21snmpd21:53:160
22724992018,1cyclictest749-21snmpd21:19:490
22724992018,1cyclictest749-21snmpd20:52:330
22724992018,1cyclictest749-21snmpd19:20:050
22724992018,1cyclictest749-21snmpd19:12:530
22724992018,1cyclictest749-21snmpd00:34:000
22724992018,1cyclictest749-21snmpd00:21:380
22724992018,1cyclictest10571-21cat21:20:140
22724992017,2cyclictest749-21snmpd22:11:190
22724992017,2cyclictest749-21snmpd20:17:170
22724992017,2cyclictest749-21snmpd20:12:000
245522199,3sleep30-21swapper/321:03:203
2273499193,14cyclictest0-21swapper/200:21:512
22734991917,1cyclictest749-21snmpd22:06:312
22734991917,1cyclictest749-21snmpd20:11:482
22734991917,1cyclictest749-21snmpd19:50:382
22734991917,1cyclictest749-21snmpd00:17:592
22734991916,2cyclictest749-21snmpd23:04:502
22734991916,2cyclictest0-21swapper/219:15:172
22734991915,3cyclictest0-21swapper/223:30:032
2273499190,2cyclictest0-21swapper/222:55:082
2272999195,13cyclictest0-21swapper/121:40:121
22729991917,2cyclictest0-21swapper/123:07:151
22729991917,2cyclictest0-21swapper/121:51:281
22729991917,2cyclictest0-21swapper/120:38:181
22729991917,2cyclictest0-21swapper/119:51:291
22729991917,2cyclictest0-21swapper/119:21:141
22729991916,3cyclictest0-21swapper/122:55:401
22729991916,3cyclictest0-21swapper/121:10:061
2272999190,19cyclictest0-21swapper/123:56:331
22724991917,1cyclictest749-21snmpd22:34:370
22724991917,1cyclictest749-21snmpd21:40:400
22724991917,1cyclictest749-21snmpd21:06:030
22724991917,1cyclictest749-21snmpd21:00:090
22724991917,1cyclictest749-21snmpd20:41:230
22724991917,1cyclictest749-21snmpd19:38:060
22724991917,1cyclictest12003-21sadc00:14:590
321002187,3sleep30-21swapper/319:44:023
287032185,3sleep30-21swapper/322:31:063
2273499183,13cyclictest15541-21sshd20:55:172
22734991816,1cyclictest749-21snmpd23:54:322
22734991816,1cyclictest749-21snmpd23:35:442
22734991816,1cyclictest749-21snmpd23:24:232
22734991816,1cyclictest749-21snmpd22:26:192
22734991816,1cyclictest749-21snmpd20:02:122
22734991815,2cyclictest749-21snmpd22:45:372
22734991814,3cyclictest0-21swapper/223:25:112
2273499180,12cyclictest3472-21awk22:40:172
22729991816,2cyclictest0-21swapper/121:21:341
22729991816,2cyclictest0-21swapper/121:16:521
22729991816,2cyclictest0-21swapper/119:13:491
22729991815,2cyclictest0-21swapper/119:15:231
22724991816,1cyclictest749-21snmpd23:55:500
22724991816,1cyclictest749-21snmpd23:15:410
22724991816,1cyclictest749-21snmpd22:21:040
22724991816,1cyclictest749-21snmpd22:18:370
22724991816,1cyclictest749-21snmpd21:37:490
22724991816,1cyclictest749-21snmpd21:27:460
22724991816,1cyclictest749-21snmpd20:59:060
22724991816,1cyclictest749-21snmpd19:40:170
22724991816,1cyclictest749-21snmpd00:38:500
22724991816,1cyclictest749-21snmpd00:25:080
22724991816,1cyclictest749-21snmpd00:00:500
22724991816,1cyclictest11833-21cat23:45:140
22724991815,2cyclictest749-21snmpd21:45:220
2272499181,15cyclictest0-21swapper/019:25:150
188722188,3sleep30-21swapper/322:52:563
8632175,3sleep30-21swapper/322:08:523
2273499173,13cyclictest0-21swapper/200:35:182
22734991715,1cyclictest749-21snmpd20:15:302
22734991715,1cyclictest749-21snmpd00:01:322
22734991714,2cyclictest749-21snmpd22:00:342
22734991712,5cyclictest0-21swapper/200:05:142
2273499170,11cyclictest0-21swapper/219:55:252
22729991715,2cyclictest0-21swapper/120:11:061
22729991715,2cyclictest0-21swapper/119:46:001
22729991715,2cyclictest0-21swapper/119:46:001
2272499173,13cyclictest0-21swapper/022:51:190
22724991715,1cyclictest902-21cat19:45:150
22724991715,1cyclictest902-21cat19:45:150
22724991715,1cyclictest749-21snmpd22:47:250
22724991715,1cyclictest749-21snmpd22:03:130
22724991715,1cyclictest749-21snmpd20:38:030
22724991715,1cyclictest749-21snmpd20:21:150
22724991715,1cyclictest749-21snmpd19:16:460
22724991714,2cyclictest749-21snmpd22:40:550
22724991714,2cyclictest749-21snmpd20:47:180
2272499170,16cyclictest0-21swapper/019:55:220
2272499170,11cyclictest0-21swapper/019:50:130
302392166,3sleep30-21swapper/323:04:373
280742167,3sleep30-21swapper/319:12:223
2273499161,14cyclictest0-21swapper/219:40:232
2272999161,14cyclictest0-21swapper/121:45:211
2272499163,7cyclictest0-21swapper/023:36:170
2272499160,11cyclictest0-21swapper/023:10:130
2272499160,11cyclictest0-21swapper/023:10:130
2059421610,3sleep30-21swapper/319:31:213
145952166,3sleep30-21swapper/323:19:153
50292155,3sleep30-21swapper/319:45:553
50292155,3sleep30-21swapper/319:45:543
22724991513,1cyclictest749-21snmpd00:15:180
2272499151,13cyclictest0-21swapper/023:05:260
2272499150,9cyclictest0-21swapper/020:30:170
2272499150,14cyclictest0-21swapper/000:09:180
202052159,5sleep30-21swapper/323:24:043
176682155,3sleep30-21swapper/320:28:403
1651321510,3sleep30-21swapper/321:54:173
121262155,3sleep30-21swapper/322:19:323
104492150,1sleep30-21swapper/319:25:153
87732149,4sleep30-21swapper/323:11:233
87732149,4sleep30-21swapper/323:11:223
810021410,3sleep30-21swapper/320:50:103
75672149,3sleep30-21swapper/320:46:103
62202149,3sleep30-21swapper/320:15:503
53362149,3sleep30-21swapper/321:44:203
475621410,3sleep30-21swapper/323:36:013
370021410,3sleep30-21swapper/321:14:013
322021410,3sleep30-21swapper/323:07:103
3218421410,3sleep30-21swapper/321:39:523
2885921410,3sleep30-21swapper/320:37:293
273262149,3sleep30-21swapper/323:57:533
262412148,4sleep30-21swapper/319:36:173
2620321410,3sleep30-21swapper/323:29:483
245592149,3sleep30-21swapper/322:58:573
2317321410,3sleep30-21swapper/320:32:163
230022149,3sleep30-21swapper/300:22:143
2272499149,4cyclictest0-21swapper/023:25:020
2205221410,3sleep30-21swapper/321:58:463
2174121410,3sleep30-21swapper/323:53:113
177722149,3sleep30-21swapper/322:24:533
17562148,5sleep30-21swapper/300:31:563
1616921410,3sleep30-21swapper/323:48:443
106862149,3sleep30-21swapper/321:46:043
90402139,3sleep30-21swapper/319:21:073
8132139,3sleep30-21swapper/320:13:223
75342139,3sleep30-21swapper/322:41:033
73312139,3sleep30-21swapper/300:36:413
66242139,3sleep30-21swapper/300:10:063
64732139,3sleep30-21swapper/322:13:563
61692139,3sleep30-21swapper/300:07:053
5192138,3sleep30-21swapper/300:02:363
316852139,3sleep30-21swapper/323:33:023
300352139,3sleep30-21swapper/321:06:483
285582139,3sleep30-21swapper/300:26:443
276802139,3sleep30-21swapper/320:08:523
274672139,3sleep30-21swapper/322:00:583
232532139,3sleep30-21swapper/322:28:053
2273499135,7cyclictest0-21swapper/223:55:122
218792139,3sleep30-21swapper/320:01:243
208572139,3sleep30-21swapper/321:28:543
19852139,3sleep30-21swapper/322:37:023
172822139,3sleep30-21swapper/300:16:023
149942139,3sleep30-21swapper/321:24:423
136962139,3sleep30-21swapper/320:55:073
132902139,3sleep30-21swapper/322:48:013
120322139,3sleep30-21swapper/320:23:183
90992128,3sleep30-21swapper/321:16:133
262492127,3sleep30-21swapper/321:30:513
18012126,3sleep30-21swapper/320:40:253
36272115,3sleep30-21swapper/319:18:473
103442117,3sleep30-21swapper/323:40:423
111732106,3sleep30-21swapper/319:55:073
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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