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2026-06-24 - 11:47
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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 Wed Jun 24, 2026 00:44:03)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
22044212364,7sleep20-21swapper/219:05:412
220632122112,7sleep10-21swapper/119:05:561
22361211139,7sleep00-21swapper/019:09:490
22204210898,7sleep30-21swapper/319:07:463
252032580,0sleep325205-21kthreadcore23:55:203
106992580,1sleep00-21swapper/023:45:170
262292390,0sleep30-21swapper/320:05:213
2254599340,18cyclictest0-21swapper/221:15:132
2254599270,26cyclictest0-21swapper/220:49:392
2254599270,26cyclictest0-21swapper/220:25:222
2254599260,25cyclictest0-21swapper/221:27:002
2254599260,25cyclictest0-21swapper/221:07:292
2254599240,18cyclictest0-21swapper/223:05:182
2254099241,22cyclictest0-21swapper/123:34:361
2254099241,22cyclictest0-21swapper/121:27:511
22545992321,2cyclictest0-21swapper/200:25:112
22545992318,2cyclictest752-21lldpd21:47:032
2254599231,21cyclictest0-21swapper/200:32:012
2254599230,22cyclictest0-21swapper/219:46:542
22540992319,3cyclictest0-21swapper/121:41:481
22540992318,4cyclictest0-21swapper/121:05:451
2254099231,3cyclictest0-21swapper/120:45:021
2254099231,21cyclictest0-21swapper/120:55:061
2254099231,21cyclictest0-21swapper/100:38:281
2254099231,21cyclictest0-21swapper/100:31:101
2253599230,17cyclictest0-21swapper/022:47:170
22545992219,3cyclictest0-21swapper/222:47:002
22545992218,3cyclictest0-21swapper/222:04:572
2254599220,3cyclictest0-21swapper/223:46:392
2254599220,21cyclictest0-21swapper/222:58:542
2254599220,21cyclictest0-21swapper/221:44:332
2254599220,21cyclictest0-21swapper/219:54:432
2254599220,21cyclictest0-21swapper/219:43:052
2254599220,21cyclictest0-21swapper/219:19:072
2254599220,16cyclictest0-21swapper/200:02:372
22540992218,3cyclictest0-21swapper/123:57:091
22540992218,3cyclictest0-21swapper/121:47:511
22540992218,3cyclictest0-21swapper/120:39:431
2254099221,3cyclictest0-21swapper/121:51:361
2254099221,3cyclictest0-21swapper/119:49:071
2254099221,20cyclictest0-21swapper/122:00:541
2254099221,20cyclictest0-21swapper/121:20:481
2254099221,20cyclictest0-21swapper/121:11:241
2254099221,20cyclictest0-21swapper/119:51:471
2254099220,3cyclictest0-21swapper/119:41:321
2254099220,21cyclictest0-21swapper/123:28:001
2254099220,21cyclictest0-21swapper/123:02:541
2254099220,21cyclictest0-21swapper/122:43:031
2254099220,21cyclictest0-21swapper/122:36:151
2254099220,21cyclictest0-21swapper/121:16:021
2254099220,21cyclictest0-21swapper/120:29:491
2254099220,21cyclictest0-21swapper/120:20:021
2254099220,21cyclictest0-21swapper/119:55:471
2254099220,21cyclictest0-21swapper/100:18:191
2254099220,20cyclictest9653-21idleruntime-cro23:45:001
2253599220,16cyclictest0-21swapper/022:08:480
2254599213,14cyclictest0-21swapper/222:35:222
22545992119,1cyclictest749-21snmpd22:41:242
22545992119,1cyclictest749-21snmpd21:33:112
2254599211,4cyclictest0-21swapper/220:19:312
2254599210,2cyclictest23007-21munin-run20:35:002
2254599210,21cyclictest0-21swapper/223:25:272
2254599210,20cyclictest0-21swapper/223:16:032
2254599210,20cyclictest0-21swapper/222:51:422
2254599210,15cyclictest0-21swapper/221:22:142
22540992118,3cyclictest0-21swapper/120:10:251
22540992117,3cyclictest0-21swapper/121:58:481
22540992117,3cyclictest0-21swapper/121:58:471
22540992117,3cyclictest0-21swapper/121:30:561
22540992117,3cyclictest0-21swapper/119:16:281
22540992117,3cyclictest0-21swapper/100:10:491
2254099211,2cyclictest0-21swapper/123:52:541
2254099211,19cyclictest0-21swapper/100:06:121
2254099210,2cyclictest0-21swapper/123:36:361
2254099210,20cyclictest0-21swapper/123:48:151
2254099210,20cyclictest0-21swapper/123:18:421
2254099210,20cyclictest0-21swapper/123:07:001
2254099210,20cyclictest0-21swapper/122:56:031
2254099210,20cyclictest0-21swapper/122:47:331
2254099210,20cyclictest0-21swapper/122:25:361
2254099210,20cyclictest0-21swapper/122:20:091
2254099210,20cyclictest0-21swapper/122:17:451
2254099210,20cyclictest0-21swapper/122:14:121
2254099210,20cyclictest0-21swapper/122:08:121
2254099210,20cyclictest0-21swapper/120:54:261
2254099210,20cyclictest0-21swapper/120:16:441
2254099210,20cyclictest0-21swapper/120:09:411
2254099210,20cyclictest0-21swapper/120:00:371
2254099210,20cyclictest0-21swapper/119:26:261
2254099210,20cyclictest0-21swapper/119:10:041
2254099210,20cyclictest0-21swapper/100:25:441
2254099210,20cyclictest0-21swapper/100:22:281
2254099210,19cyclictest0-21swapper/120:31:441
2253599217,9cyclictest0-21swapper/000:20:120
2253599210,20cyclictest0-21swapper/000:25:310
2254599206,13cyclictest0-21swapper/200:15:112
2254599205,13cyclictest0-21swapper/220:50:142
22545992018,1cyclictest749-21snmpd23:35:222
22545992018,1cyclictest749-21snmpd23:21:422
22545992018,1cyclictest749-21snmpd23:13:122
22545992018,1cyclictest749-21snmpd22:16:122
22545992018,1cyclictest749-21snmpd21:52:362
22545992018,1cyclictest749-21snmpd00:37:192
22545992018,1cyclictest749-21snmpd00:08:252
22545992017,2cyclictest0-21swapper/222:11:152
2254599201,18cyclictest0-21swapper/219:10:322
2254599200,3cyclictest0-21swapper/219:55:382
2254599200,18cyclictest0-21swapper/221:10:212
22540992018,2cyclictest0-21swapper/122:32:001
22540992018,2cyclictest0-21swapper/100:01:221
22540992017,3cyclictest0-21swapper/123:11:001
2254099200,2cyclictest0-21swapper/123:21:521
2254099200,2cyclictest0-21swapper/120:42:591
2254099200,2cyclictest0-21swapper/119:33:401
22535992018,1cyclictest749-21snmpd23:51:300
22535992018,1cyclictest749-21snmpd23:38:150
22535992018,1cyclictest749-21snmpd23:08:300
22535992018,1cyclictest749-21snmpd22:25:000
22535992018,1cyclictest749-21snmpd21:07:000
22535992018,1cyclictest749-21snmpd20:33:590
22535992018,1cyclictest749-21snmpd20:22:520
22535992018,1cyclictest749-21snmpd19:51:290
22535992018,1cyclictest749-21snmpd19:17:110
22535992018,1cyclictest749-21snmpd00:38:290
2253599200,19cyclictest9141-21/usr/sbin/munin21:20:210
2253599200,19cyclictest0-21swapper/019:45:160
2254599196,8cyclictest0-21swapper/223:00:152
22545991917,2cyclictest0-21swapper/220:35:172
22545991917,1cyclictest749-21snmpd23:59:242
22545991917,1cyclictest749-21snmpd23:52:332
22545991917,1cyclictest749-21snmpd22:34:422
22545991917,1cyclictest749-21snmpd22:26:152
22545991917,1cyclictest749-21snmpd22:08:302
22545991917,1cyclictest749-21snmpd21:57:332
22545991917,1cyclictest749-21snmpd21:57:332
22545991917,1cyclictest749-21snmpd21:03:062
22545991917,1cyclictest749-21snmpd20:01:282
22545991917,1cyclictest749-21snmpd19:26:222
22540991916,3cyclictest0-21swapper/119:20:341
22535991917,1cyclictest749-21snmpd23:20:330
22535991917,1cyclictest749-21snmpd23:16:360
22535991917,1cyclictest749-21snmpd23:02:240
22535991917,1cyclictest749-21snmpd22:42:360
22535991917,1cyclictest749-21snmpd21:51:240
22535991917,1cyclictest749-21snmpd21:31:030
22535991917,1cyclictest749-21snmpd21:27:390
22535991917,1cyclictest749-21snmpd20:53:500
22535991917,1cyclictest749-21snmpd20:47:110
22535991917,1cyclictest749-21snmpd20:13:580
22535991917,1cyclictest749-21snmpd19:42:020
22535991917,1cyclictest749-21snmpd19:26:050
22535991917,1cyclictest749-21snmpd00:16:400
22535991917,1cyclictest749-21snmpd00:10:560
22535991917,1cyclictest749-21snmpd00:07:490
22535991917,1cyclictest18420-21sadc22:55:000
249582189,3sleep30-21swapper/323:26:253
2254599182,15cyclictest0-21swapper/223:33:122
22545991816,2cyclictest0-21swapper/220:07:142
22545991816,1cyclictest749-21snmpd20:43:012
22545991816,1cyclictest749-21snmpd19:32:022
22545991816,1cyclictest749-21snmpd00:10:132
22545991815,2cyclictest749-21snmpd23:41:482
22545991814,2cyclictest749-21snmpd19:20:232
2254599180,17cyclictest0-21swapper/219:38:102
22540991815,3cyclictest0-21swapper/121:37:481
22540991815,3cyclictest0-21swapper/119:39:251
22540991814,4cyclictest0-21swapper/121:03:331
22535991816,2cyclictest0-21swapper/000:02:240
22535991816,1cyclictest749-21snmpd23:56:360
22535991816,1cyclictest749-21snmpd23:43:510
22535991816,1cyclictest749-21snmpd23:27:300
22535991816,1cyclictest749-21snmpd22:39:480
22535991816,1cyclictest749-21snmpd22:26:060
22535991816,1cyclictest749-21snmpd22:01:140
22535991816,1cyclictest749-21snmpd21:41:470
22535991816,1cyclictest749-21snmpd21:39:300
22535991816,1cyclictest749-21snmpd21:17:470
22535991816,1cyclictest749-21snmpd21:04:290
22535991816,1cyclictest749-21snmpd20:38:160
22535991816,1cyclictest749-21snmpd19:39:440
22535991816,1cyclictest749-21snmpd19:31:010
22535991816,1cyclictest749-21snmpd19:22:580
22535991816,1cyclictest749-21snmpd00:30:160
2254599173,13cyclictest0-21swapper/222:21:062
22545991716,1cyclictest0-21swapper/221:39:572
22545991715,2cyclictest0-21swapper/220:20:262
22540991714,3cyclictest0-21swapper/122:53:121
2253599173,12cyclictest25471-21/usr/sbin/munin23:30:170
22535991715,1cyclictest749-21snmpd22:32:480
22535991715,1cyclictest749-21snmpd22:19:480
22535991715,1cyclictest749-21snmpd20:55:060
22535991715,1cyclictest749-21snmpd20:08:110
22535991715,1cyclictest749-21snmpd19:55:460
2253599170,11cyclictest0-21swapper/019:10:420
2253599170,10cyclictest0-21swapper/022:10:120
117472171,3sleep30-21swapper/300:15:123
325312167,3sleep30-21swapper/320:13:273
2254599161,3cyclictest0-21swapper/220:59:392
2254599161,14cyclictest0-21swapper/200:20:192
2253599162,13cyclictest0-21swapper/021:55:290
2253599162,13cyclictest0-21swapper/021:55:290
22535991614,1cyclictest749-21snmpd20:42:530
1380221610,3sleep30-21swapper/323:17:003
88372159,3sleep30-21swapper/319:22:173
57282156,3sleep30-21swapper/320:18:233
280722158,3sleep30-21swapper/300:26:203
253732158,3sleep30-21swapper/321:30:483
2254599150,14cyclictest0-21swapper/220:10:222
22535991513,1cyclictest749-21snmpd21:47:120
22535991513,1cyclictest749-21snmpd20:15:470
22535991512,3cyclictest0-21swapper/020:00:260
2253599150,14cyclictest0-21swapper/022:55:050
1868421510,3sleep30-21swapper/320:56:313
60222147,3sleep30-21swapper/322:15:013
529921410,3sleep30-21swapper/300:05:583
37821410,3sleep30-21swapper/322:09:533
321021410,3sleep30-21swapper/319:17:043
301392149,3sleep30-21swapper/321:09:583
2933521410,3sleep30-21swapper/323:01:353
2700021410,3sleep30-21swapper/322:01:403
247221410,3sleep30-21swapper/323:06:033
2278621410,3sleep30-21swapper/320:32:243
2254821410,3sleep30-21swapper/300:22:083
22535991412,1cyclictest749-21snmpd23:11:180
22535991411,2cyclictest749-21snmpd21:11:240
212732149,3sleep30-21swapper/320:02:333
2090121410,3sleep30-21swapper/323:51:493
1983121410,3sleep30-21swapper/321:26:523
1822321410,3sleep30-21swapper/322:52:383
1691421410,3sleep30-21swapper/320:27:573
150821410,3sleep30-21swapper/322:38:283
126042149,3sleep30-21swapper/322:47:093
1128121410,3sleep30-21swapper/320:22:283
86962139,3sleep30-21swapper/321:17:393
82602139,3sleep30-21swapper/323:13:003
76122139,3sleep30-21swapper/320:48:033
69202139,3sleep30-21swapper/322:40:563
68662139,3sleep30-21swapper/300:37:183
56782139,3sleep30-21swapper/322:10:373
48572139,3sleep30-21swapper/319:50:073
45372139,3sleep30-21swapper/319:48:523
44022139,3sleep30-21swapper/321:43:463
42902139,3sleep30-21swapper/323:40:073
37332139,3sleep30-21swapper/323:36:073
323732139,3sleep30-21swapper/300:03:583
31682139,3sleep30-21swapper/321:13:103
305932139,3sleep30-21swapper/323:31:543
291892139,3sleep30-21swapper/320:40:053
288662139,3sleep30-21swapper/320:39:063
285892139,3sleep30-21swapper/300:30:063
283262139,3sleep30-21swapper/322:33:593
263892137,3sleep30-21swapper/321:35:173
242302139,3sleep30-21swapper/321:00:453
238242139,3sleep30-21swapper/322:57:503
225672139,3sleep30-21swapper/322:26:473
22535991311,1cyclictest749-21snmpd20:25:380
213732139,3sleep30-21swapper/321:56:553
213732139,3sleep30-21swapper/321:56:553
206812131,2sleep320907-21diskstats19:35:143
199252139,3sleep30-21swapper/319:30:583
170062139,3sleep30-21swapper/322:22:013
151252139,3sleep30-21swapper/323:48:483
144922137,3sleep30-21swapper/319:27:573
131802139,3sleep30-21swapper/320:52:483
113062138,3sleep30-21swapper/300:12:233
102252138,3sleep30-21swapper/321:47:413
313002128,3sleep30-21swapper/319:42:563
277152128,3sleep30-21swapper/319:10:363
194662128,3sleep30-21swapper/323:22:413
159212128,3sleep30-21swapper/321:53:433
104462128,3sleep30-21swapper/319:55:053
141372105,3sleep30-21swapper/321:20:343
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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