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2026-04-07 - 15:40
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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 Tue Apr 07, 2026 12:44:03)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
7567216093,9sleep30-21swapper/307:06:033
7567216093,9sleep30-21swapper/307:06:033
7677212664,6sleep10-21swapper/107:07:291
7677212664,6sleep10-21swapper/107:07:281
77782119109,7sleep00-21swapper/007:08:440
77782119109,7sleep00-21swapper/007:08:440
77582114102,8sleep20-21swapper/207:08:302
77582114102,8sleep20-21swapper/207:08:292
218252660,0sleep10-21swapper/110:40:181
79712630,1sleep10-21swapper/109:30:171
180242580,1sleep318026-21kthreadcore08:40:173
87842520,0sleep10-21swapper/111:55:171
85682500,0sleep10-21swapper/107:10:131
805199281,26cyclictest0-21swapper/208:37:072
8051992723,2cyclictest18881-21idleruntime-cro08:15:002
805199271,25cyclictest0-21swapper/212:16:222
805199270,26cyclictest0-21swapper/210:49:112
804699270,26cyclictest0-21swapper/107:46:551
803899270,26cyclictest0-21swapper/009:55:350
803899270,26cyclictest0-21swapper/009:21:090
95182260,0sleep10-21swapper/111:25:181
805199260,25cyclictest0-21swapper/209:38:352
805199260,24cyclictest23343-21kthreadcore10:40:182
8038992618,7cyclictest749-21snmpd11:14:540
183112260,1sleep118315-21timerwakeupswit08:10:241
805199250,24cyclictest0-21swapper/210:34:112
8046992522,2cyclictest0-21swapper/110:11:471
8038992519,5cyclictest749-21snmpd07:32:460
8038992518,6cyclictest749-21snmpd09:08:020
8038992517,7cyclictest749-21snmpd10:37:180
8038992517,7cyclictest749-21snmpd07:28:490
803899250,24cyclictest0-21swapper/007:17:550
805199249,14cyclictest0-21swapper/212:05:122
8051992422,2cyclictest0-21swapper/207:36:582
8051992421,2cyclictest0-21swapper/208:56:522
805199241,22cyclictest0-21swapper/210:51:032
805199240,23cyclictest0-21swapper/209:41:532
8046992421,2cyclictest0-21swapper/110:59:211
8046992420,3cyclictest0-21swapper/110:21:381
8038992417,6cyclictest749-21snmpd08:46:220
8051992321,2cyclictest0-21swapper/208:18:072
8051992320,3cyclictest0-21swapper/208:04:192
8051992316,6cyclictest0-21swapper/212:11:412
805199231,3cyclictest0-21swapper/209:47:112
805199231,3cyclictest0-21swapper/209:28:082
805199230,22cyclictest0-21swapper/211:46:562
8046992321,2cyclictest0-21swapper/108:16:491
8046992320,2cyclictest0-21swapper/110:08:141
8046992320,2cyclictest0-21swapper/108:08:011
8046992319,3cyclictest0-21swapper/112:21:181
8046992319,3cyclictest0-21swapper/108:58:051
804699230,21cyclictest0-21swapper/107:40:031
8038992317,5cyclictest749-21snmpd08:16:330
8038992316,6cyclictest749-21snmpd11:49:490
8038992316,6cyclictest749-21snmpd10:52:460
8038992316,5cyclictest749-21snmpd09:01:500
8038992315,7cyclictest749-21snmpd11:03:000
8038992315,7cyclictest749-21snmpd10:20:050
8038992315,7cyclictest749-21snmpd08:40:550
803899230,11cyclictest14302-21sshd08:36:380
8051992220,2cyclictest0-21swapper/210:13:502
8051992217,4cyclictest0-21swapper/207:42:362
805199221,20cyclictest0-21swapper/210:07:202
805199220,21cyclictest0-21swapper/207:46:282
805199220,21cyclictest0-21swapper/207:14:012
8046992220,2cyclictest0-21swapper/108:24:551
8046992219,3cyclictest0-21swapper/110:28:031
8038992220,2cyclictest0-21swapper/009:25:140
8038992216,5cyclictest749-21snmpd11:56:190
8038992216,5cyclictest749-21snmpd08:27:430
8038992216,5cyclictest749-21snmpd07:36:090
8038992215,6cyclictest749-21snmpd09:31:560
8038992214,7cyclictest749-21snmpd10:17:050
8038992214,7cyclictest749-21snmpd09:40:020
805199212,17cyclictest0-21swapper/207:15:242
8051992117,3cyclictest0-21swapper/209:07:292
8051992117,3cyclictest0-21swapper/207:21:312
8051992115,6cyclictest0-21swapper/208:25:522
805199210,3cyclictest0-21swapper/211:28:392
805199210,20cyclictest0-21swapper/210:16:062
805199210,20cyclictest0-21swapper/209:12:352
805199210,16cyclictest0-21swapper/210:39:372
8046992117,3cyclictest0-21swapper/109:54:171
8046992117,3cyclictest0-21swapper/109:43:501
8046992117,3cyclictest0-21swapper/107:32:011
804699210,20cyclictest0-21swapper/110:01:451
804699210,20cyclictest0-21swapper/109:23:291
804699210,20cyclictest0-21swapper/107:56:031
804699210,15cyclictest0-21swapper/108:50:141
8038992118,2cyclictest749-21snmpd12:14:460
8038992118,2cyclictest749-21snmpd11:06:010
8038992118,2cyclictest749-21snmpd07:52:570
8038992116,3cyclictest749-21snmpd10:47:440
8038992115,5cyclictest749-21snmpd11:54:390
8038992115,5cyclictest749-21snmpd11:18:160
8038992115,5cyclictest749-21snmpd10:08:410
8038992115,5cyclictest749-21snmpd07:47:400
803899210,20cyclictest0-21swapper/010:02:290
803899210,1cyclictest0-21swapper/008:10:170
803899210,15cyclictest18427-21/usr/sbin/munin10:10:230
803899210,14cyclictest26000-21/usr/sbin/munin08:50:240
805199203,1cyclictest0-21swapper/210:25:112
8051992018,1cyclictest749-21snmpd11:01:392
8051992018,1cyclictest749-21snmpd09:52:302
8051992018,1cyclictest749-21snmpd08:43:552
8051992018,1cyclictest749-21snmpd07:52:012
8051992016,3cyclictest0-21swapper/211:22:042
805199201,13cyclictest0-21swapper/210:01:432
805199200,2cyclictest0-21swapper/209:55:022
805199200,19cyclictest0-21swapper/212:36:572
805199200,19cyclictest0-21swapper/211:51:402
805199200,15cyclictest0-21swapper/212:00:302
804699207,9cyclictest0-21swapper/111:35:091
8046992018,1cyclictest749-21snmpd07:39:431
8046992018,1cyclictest25237-21cat10:15:171
8046992017,3cyclictest0-21swapper/111:40:001
8046992017,2cyclictest0-21swapper/111:05:191
8046992017,2cyclictest0-21swapper/110:53:361
8038992018,1cyclictest749-21snmpd12:00:030
8038992018,1cyclictest749-21snmpd10:41:470
8038992018,1cyclictest749-21snmpd09:16:410
8038992018,1cyclictest749-21snmpd08:33:250
8038992018,1cyclictest749-21snmpd07:10:120
8038992017,2cyclictest749-21snmpd11:40:090
8038992017,2cyclictest749-21snmpd11:31:550
8038992017,2cyclictest749-21snmpd10:58:240
8038992017,2cyclictest749-21snmpd09:51:440
8038992014,5cyclictest749-21snmpd12:31:480
8038992014,5cyclictest749-21snmpd10:27:510
803899200,13cyclictest28792-21/usr/sbin/munin07:55:140
805199192,16cyclictest0-21swapper/207:31:432
8051991917,1cyclictest749-21snmpd12:25:252
8051991917,1cyclictest749-21snmpd11:43:422
8051991917,1cyclictest749-21snmpd11:39:492
8051991917,1cyclictest749-21snmpd11:18:392
8051991917,1cyclictest749-21snmpd10:21:082
8051991917,1cyclictest749-21snmpd08:53:252
8051991917,1cyclictest749-21snmpd08:09:402
805199190,18cyclictest0-21swapper/208:45:312
8046991917,2cyclictest0-21swapper/109:38:481
8046991917,1cyclictest749-21snmpd10:36:441
8046991917,1cyclictest749-21snmpd08:43:131
8046991917,1cyclictest749-21snmpd07:18:001
8046991916,3cyclictest0-21swapper/111:47:551
8046991916,2cyclictest0-21swapper/112:29:161
8046991916,2cyclictest0-21swapper/112:13:191
8046991915,3cyclictest0-21swapper/112:32:271
804699190,1cyclictest28365-21irqstats11:15:181
804699190,13cyclictest0-21swapper/108:47:091
8038991917,1cyclictest749-21snmpd12:35:490
8038991917,1cyclictest749-21snmpd12:26:280
8038991917,1cyclictest749-21snmpd11:21:030
8038991916,2cyclictest749-21snmpd08:03:490
8038991916,2cyclictest749-21snmpd07:22:010
8038991916,1cyclictest752-21lldpd11:36:190
8038991911,7cyclictest749-21snmpd08:07:370
8038991910,7cyclictest749-21snmpd12:20:310
803899190,1cyclictest0-21swapper/008:58:070
805199184,8cyclictest2666-21/usr/sbin/munin12:20:222
8051991816,2cyclictest0-21swapper/209:19:352
8051991816,1cyclictest749-21snmpd11:58:122
8051991816,1cyclictest749-21snmpd11:10:182
8051991816,1cyclictest749-21snmpd11:07:482
8051991816,1cyclictest749-21snmpd10:55:162
8051991816,1cyclictest749-21snmpd09:32:202
8051991816,1cyclictest749-21snmpd08:23:482
8051991816,1cyclictest15397-21cat12:30:162
8051991816,1cyclictest12427-21cat11:30:152
8051991815,3cyclictest0-21swapper/209:21:052
8051991811,7cyclictest0-21swapper/207:25:132
8046991815,2cyclictest0-21swapper/112:17:421
8046991815,2cyclictest0-21swapper/109:08:171
8046991815,2cyclictest0-21swapper/107:50:101
8046991814,3cyclictest0-21swapper/111:50:061
8038991816,1cyclictest749-21snmpd11:27:420
8038991816,1cyclictest749-21snmpd09:39:020
8038991816,1cyclictest749-21snmpd07:42:580
8038991815,2cyclictest749-21snmpd10:34:050
198412188,3sleep30-21swapper/310:36:473
8051991715,2cyclictest0-21swapper/208:30:582
804699178,8cyclictest0-21swapper/108:00:141
8046991715,2cyclictest0-21swapper/108:35:371
8046991715,1cyclictest749-21snmpd10:45:081
8046991715,1cyclictest749-21snmpd09:29:591
8046991715,1cyclictest0-21swapper/110:31:081
8046991714,3cyclictest0-21swapper/111:20:551
8046991714,2cyclictest0-21swapper/112:37:221
8046991714,2cyclictest0-21swapper/112:00:581
8046991714,2cyclictest0-21swapper/111:10:511
803899179,7cyclictest749-21snmpd12:15:030
8038991715,1cyclictest749-21snmpd08:21:310
8038991714,2cyclictest749-21snmpd12:07:450
803899170,11cyclictest0-21swapper/009:45:290
30342178,3sleep30-21swapper/308:26:123
8051991614,1cyclictest749-21snmpd09:02:262
8051991614,1cyclictest749-21snmpd07:59:282
804699164,10cyclictest0-21swapper/109:10:221
8046991614,1cyclictest749-21snmpd11:00:121
8046991614,1cyclictest749-21snmpd09:01:291
8046991613,3cyclictest0-21swapper/107:20:371
804699160,15cyclictest0-21swapper/109:57:381
98802158,3sleep30-21swapper/310:57:433
8046991513,2cyclictest0-21swapper/111:30:041
8046991513,2cyclictest0-21swapper/108:31:491
8046991512,3cyclictest0-21swapper/108:29:101
8046991512,3cyclictest0-21swapper/107:26:121
804699150,14cyclictest0-21swapper/109:15:291
804699150,10cyclictest0-21swapper/109:47:381
70492158,5sleep30-21swapper/308:01:223
236052159,4sleep30-21swapper/312:09:233
176902159,3sleep30-21swapper/312:00:263
14062154,3sleep30-21swapper/307:56:043
865821410,3sleep30-21swapper/308:31:293
8046991412,2cyclictest0-21swapper/112:07:241
803899140,8cyclictest280-21systemd-journal09:10:380
68262149,3sleep30-21swapper/309:57:473
298312140,1sleep329835-21kthreadcore11:45:183
296221410,3sleep30-21swapper/310:22:103
2710521410,3sleep30-21swapper/311:15:083
2674321410,3sleep30-21swapper/311:13:253
267092147,3sleep30-21swapper/309:17:143
2558321410,3sleep30-21swapper/310:43:323
244212145,3sleep30-21swapper/308:18:563
236362149,3sleep30-21swapper/310:13:133
2246521410,3sleep30-21swapper/309:43:213
212102145,3sleep30-21swapper/307:17:323
1709021410,3sleep30-21swapper/311:35:033
1665921410,3sleep30-21swapper/309:36:083
1545921410,3sleep30-21swapper/309:06:333
1446121410,3sleep30-21swapper/308:38:413
1356721410,3sleep30-21swapper/307:14:403
114032141,4sleep30-21swapper/307:39:233
98152139,3sleep30-21swapper/309:00:483
85412139,3sleep30-21swapper/310:26:223
77942139,3sleep30-21swapper/312:22:043
55002139,3sleep30-21swapper/311:22:493
54152139,3sleep30-21swapper/309:26:113
43942139,3sleep30-21swapper/310:54:133
42492139,3sleep30-21swapper/308:56:363
324982139,3sleep30-21swapper/307:27:503
323462139,3sleep30-21swapper/309:22:273
311182139,3sleep30-21swapper/310:47:463
294842139,3sleep30-21swapper/310:17:253
291542139,3sleep30-21swapper/312:13:513
279962139,3sleep30-21swapper/309:47:343
277752139,3sleep30-21swapper/311:40:593
270212139,3sleep30-21swapper/307:24:213
252152139,3sleep30-21swapper/312:36:133
226162139,3sleep30-21swapper/307:45:283
212042139,3sleep30-21swapper/309:13:303
188052139,3sleep30-21swapper/308:14:193
172562139,3sleep30-21swapper/307:43:443
168442139,3sleep30-21swapper/311:34:463
154712139,3sleep30-21swapper/311:02:263
136702139,3sleep30-21swapper/312:26:333
128542137,3sleep30-21swapper/310:05:133
123172139,3sleep30-21swapper/310:01:153
121822139,3sleep30-21swapper/311:56:413
109472139,3sleep30-21swapper/311:25:503
75652128,3sleep30-21swapper/308:05:063
65822128,3sleep30-21swapper/311:51:413
5902121,7sleep30-21swapper/309:50:223
56542128,3sleep30-21swapper/307:32:453
299282128,3sleep30-21swapper/308:22:003
256932128,3sleep30-21swapper/308:49:073
21942128,3sleep30-21swapper/312:17:203
195492127,3sleep30-21swapper/312:31:143
142622128,3sleep30-21swapper/310:32:203
111462128,3sleep30-21swapper/309:32:523
284652117,3sleep30-21swapper/307:53:533
259992112,5sleep30-21swapper/308:50:113
21186295,3sleep30-21swapper/311:09:073
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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