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2026-04-12 - 21:30
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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 12, 2026 12:44:03)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
31495213269,7sleep10-21swapper/107:06:241
31630211777,8sleep30-21swapper/307:08:103
31067211799,13sleep00-21swapper/007:05:240
316462111102,6sleep20-21swapper/207:08:212
279812620,0sleep10-21swapper/108:00:171
83862610,1sleep3391ktimersoftd/309:35:233
286612560,1sleep328664-21kthreadcore09:55:183
120582560,0sleep30-21swapper/310:10:153
85632540,0sleep20-21swapper/210:05:172
259702530,0sleep325977-21kthreadcore12:15:193
151572530,0sleep30-21swapper/308:15:173
3195199270,26cyclictest0-21swapper/211:48:162
3195199270,26cyclictest0-21swapper/211:08:222
3195199270,26cyclictest0-21swapper/208:54:242
3195199270,26cyclictest0-21swapper/207:48:442
31949992723,3cyclictest0-21swapper/108:46:231
3194999270,26cyclictest0-21swapper/111:34:041
3195199260,25cyclictest0-21swapper/211:16:042
3194999260,25cyclictest0-21swapper/111:50:521
3194999260,25cyclictest0-21swapper/111:43:131
3194999260,25cyclictest0-21swapper/111:03:461
3194999260,25cyclictest0-21swapper/109:54:481
3194999260,25cyclictest0-21swapper/109:10:451
3194999260,25cyclictest0-21swapper/108:57:001
3194999260,25cyclictest0-21swapper/108:42:501
258912260,0sleep00-21swapper/011:50:000
31951992518,7cyclictest0-21swapper/212:05:042
3195199250,24cyclictest0-21swapper/212:34:372
3194999250,24cyclictest0-21swapper/112:21:401
3194999250,24cyclictest0-21swapper/112:07:311
3194999250,24cyclictest0-21swapper/111:37:311
3194999250,24cyclictest0-21swapper/111:20:011
3194999250,24cyclictest0-21swapper/109:43:241
3194999250,24cyclictest0-21swapper/109:31:471
3194999250,24cyclictest0-21swapper/109:04:391
3194999250,24cyclictest0-21swapper/108:07:451
3194999250,24cyclictest0-21swapper/107:44:411
3194999250,24cyclictest0-21swapper/107:18:321
3195199241,22cyclictest0-21swapper/211:51:522
3195199241,22cyclictest0-21swapper/210:54:342
31949992422,2cyclictest0-21swapper/112:12:321
31949992422,2cyclictest0-21swapper/108:39:481
3194999240,23cyclictest0-21swapper/110:42:071
3194999240,23cyclictest0-21swapper/110:04:241
3194999240,23cyclictest0-21swapper/110:04:241
3194999240,23cyclictest0-21swapper/109:55:381
3194999240,23cyclictest0-21swapper/109:08:141
3194999240,23cyclictest0-21swapper/108:14:331
3194499240,23cyclictest0-21swapper/011:25:130
3194499240,21cyclictest0-21swapper/011:20:200
3195199231,3cyclictest0-21swapper/210:46:582
31949992315,7cyclictest0-21swapper/107:37:221
3194999231,21cyclictest0-21swapper/110:45:251
3194999230,22cyclictest0-21swapper/112:27:531
3194999230,22cyclictest0-21swapper/110:22:371
3194999230,22cyclictest0-21swapper/109:37:211
31951992218,2cyclictest5084-21sadc07:15:012
3195199221,3cyclictest0-21swapper/208:43:442
3194999220,21cyclictest0-21swapper/112:18:341
3194999220,21cyclictest0-21swapper/110:16:251
3194999220,21cyclictest0-21swapper/108:23:421
3194999220,21cyclictest0-21swapper/107:45:481
31951992119,2cyclictest0-21swapper/211:20:192
31951992119,1cyclictest749-21snmpd11:33:102
31951992118,2cyclictest749-21snmpd08:47:092
31951992117,3cyclictest0-21swapper/208:32:092
3195199211,19cyclictest0-21swapper/212:00:052
3195199211,19cyclictest0-21swapper/209:33:092
3195199210,2cyclictest0-21swapper/209:59:392
3195199210,20cyclictest0-21swapper/211:13:262
31949992118,3cyclictest0-21swapper/108:33:571
3194999210,3cyclictest0-21swapper/111:56:401
3194999210,2cyclictest0-21swapper/107:25:111
3194999210,20cyclictest0-21swapper/112:39:401
3194999210,20cyclictest0-21swapper/112:31:581
3194999210,20cyclictest0-21swapper/111:15:341
3194999210,20cyclictest0-21swapper/110:25:401
3194999210,20cyclictest0-21swapper/110:06:371
3194999210,20cyclictest0-21swapper/109:46:091
3194999210,20cyclictest0-21swapper/109:20:451
3194999210,20cyclictest0-21swapper/108:27:171
3194999210,20cyclictest0-21swapper/107:55:571
3194999210,20cyclictest0-21swapper/107:51:351
3194999210,20cyclictest0-21swapper/107:34:341
3194499210,20cyclictest0-21swapper/009:50:000
77382208,3sleep30-21swapper/311:04:023
3195199207,9cyclictest0-21swapper/209:50:202
31951992018,2cyclictest0-21swapper/208:09:512
31951992018,1cyclictest749-21snmpd11:40:132
31951992018,1cyclictest749-21snmpd11:28:282
31951992018,1cyclictest749-21snmpd10:34:282
31951992017,3cyclictest0-21swapper/209:21:332
31951992017,2cyclictest749-21snmpd11:39:172
31951992017,2cyclictest749-21snmpd09:38:032
31951992017,2cyclictest749-21snmpd08:35:302
31951992017,2cyclictest749-21snmpd07:33:292
3195199200,3cyclictest0-21swapper/208:19:442
3195199200,2cyclictest0-21swapper/212:11:222
3195199200,2cyclictest0-21swapper/210:29:102
3195199200,2cyclictest0-21swapper/207:37:402
3195199200,20cyclictest0-21swapper/208:12:392
3195199200,19cyclictest0-21swapper/210:40:432
3195199200,19cyclictest0-21swapper/207:50:042
31949992018,2cyclictest0-21swapper/109:26:301
31949992018,2cyclictest0-21swapper/108:51:141
31949992018,2cyclictest0-21swapper/108:16:481
3194999200,2cyclictest0-21swapper/112:02:071
3194999200,2cyclictest0-21swapper/111:48:141
3194999200,2cyclictest0-21swapper/111:27:281
3194999200,2cyclictest0-21swapper/111:11:281
3194999200,2cyclictest0-21swapper/110:13:191
3194999200,2cyclictest0-21swapper/107:23:281
3194999200,2cyclictest0-21swapper/107:12:521
3194999200,19cyclictest0-21swapper/110:59:501
3194999200,19cyclictest0-21swapper/110:36:131
3194999200,19cyclictest0-21swapper/110:32:131
31944992018,1cyclictest749-21snmpd12:15:190
31944992018,1cyclictest749-21snmpd12:13:200
31944992018,1cyclictest749-21snmpd09:20:330
31944992018,1cyclictest749-21snmpd09:19:170
31944992018,1cyclictest749-21snmpd08:34:420
31944992018,1cyclictest749-21snmpd08:27:470
31944992018,1cyclictest749-21snmpd07:30:010
3194499200,3cyclictest0-21swapper/009:09:470
31951991917,1cyclictest749-21snmpd10:36:222
31951991917,1cyclictest749-21snmpd10:03:002
31951991917,1cyclictest749-21snmpd10:03:002
31951991917,1cyclictest749-21snmpd09:43:152
31951991917,1cyclictest749-21snmpd09:02:122
31951991917,1cyclictest749-21snmpd08:55:542
31951991917,1cyclictest749-21snmpd07:27:232
31951991916,2cyclictest749-21snmpd12:19:052
31951991915,3cyclictest0-21swapper/208:02:052
31949991917,2cyclictest0-21swapper/111:05:221
31949991917,2cyclictest0-21swapper/110:50:161
31949991915,3cyclictest0-21swapper/109:15:451
31944991917,1cyclictest749-21snmpd12:21:190
31944991917,1cyclictest749-21snmpd11:40:520
31944991917,1cyclictest749-21snmpd10:42:040
31944991917,1cyclictest749-21snmpd10:25:190
31944991917,1cyclictest749-21snmpd09:50:210
31944991917,1cyclictest749-21snmpd09:42:380
31944991917,1cyclictest749-21snmpd09:31:360
31944991917,1cyclictest749-21snmpd09:03:390
31944991917,1cyclictest749-21snmpd08:39:530
31944991917,1cyclictest749-21snmpd08:10:410
31944991917,1cyclictest749-21snmpd08:02:000
31944991917,1cyclictest749-21snmpd07:57:050
31944991917,1cyclictest749-21snmpd07:20:580
31944991916,2cyclictest749-21snmpd11:07:550
3194499190,3cyclictest0-21swapper/010:55:470
3194499190,13cyclictest0-21swapper/008:50:230
63812186,3sleep30-21swapper/312:29:043
3195199182,15cyclictest0-21swapper/210:55:072
31951991816,2cyclictest0-21swapper/209:14:032
31951991816,1cyclictest749-21snmpd12:38:492
31951991816,1cyclictest749-21snmpd12:21:552
31951991816,1cyclictest749-21snmpd11:02:012
31951991816,1cyclictest749-21snmpd10:11:162
31951991814,3cyclictest0-21swapper/212:25:112
3195199181,10cyclictest0-21swapper/209:17:172
3194499185,7cyclictest1097-21/usr/sbin/munin12:25:220
31944991816,1cyclictest7834-21sadc11:05:000
31944991816,1cyclictest749-21snmpd12:30:370
31944991816,1cyclictest749-21snmpd12:05:160
31944991816,1cyclictest749-21snmpd11:50:520
31944991816,1cyclictest749-21snmpd11:36:310
31944991816,1cyclictest749-21snmpd11:34:040
31944991816,1cyclictest749-21snmpd10:07:340
31944991816,1cyclictest749-21snmpd08:17:000
31944991816,1cyclictest749-21snmpd08:07:300
31944991816,1cyclictest749-21snmpd07:42:560
31944991816,1cyclictest749-21snmpd07:16:110
3194499180,2cyclictest0-21swapper/010:35:210
3194499180,17cyclictest0-21swapper/010:51:510
3194499180,12cyclictest0-21swapper/010:18:180
2867321810,5sleep30-21swapper/308:59:433
3195199172,14cyclictest0-21swapper/211:55:202
31951991716,1cyclictest0-21swapper/207:20:102
31951991715,1cyclictest749-21snmpd10:16:372
31951991715,1cyclictest749-21snmpd09:06:382
31951991715,1cyclictest749-21snmpd08:20:392
31951991715,1cyclictest749-21snmpd07:15:262
31951991713,3cyclictest0-21swapper/209:47:482
3194499178,8cyclictest0-21swapper/008:20:310
3194499173,9cyclictest0-21swapper/010:46:180
3194499173,13cyclictest0-21swapper/008:57:280
31944991715,1cyclictest749-21snmpd12:39:110
31944991715,1cyclictest749-21snmpd12:00:220
31944991715,1cyclictest749-21snmpd11:59:110
31944991715,1cyclictest749-21snmpd10:30:430
31944991715,1cyclictest749-21snmpd08:42:180
31944991715,1cyclictest749-21snmpd07:35:470
31944991715,1cyclictest749-21snmpd07:14:280
3194499170,11cyclictest0-21swapper/010:14:320
3194499170,11cyclictest0-21swapper/007:25:160
21652178,3sleep30-21swapper/310:59:343
3195199162,8cyclictest0-21swapper/210:20:222
31951991615,0cyclictest749-21snmpd07:40:532
31951991614,1cyclictest749-21snmpd08:27:062
3195199161,14cyclictest0-21swapper/207:55:152
3195199160,15cyclictest0-21swapper/209:25:122
31944991614,1cyclictest749-21snmpd10:23:220
31944991614,1cyclictest749-21snmpd09:26:360
3194499160,15cyclictest0-21swapper/011:12:360
3194499160,15cyclictest0-21swapper/010:00:160
3194499160,15cyclictest0-21swapper/010:00:160
3194499160,15cyclictest0-21swapper/007:47:160
3194499160,10cyclictest0-21swapper/011:18:380
3194499160,10cyclictest0-21swapper/009:58:180
1829221610,3sleep30-21swapper/307:22:173
3194499151,10cyclictest0-21swapper/009:35:230
3194499150,14cyclictest0-21swapper/009:10:010
3194499150,14cyclictest0-21swapper/008:45:220
3194499150,14cyclictest0-21swapper/007:50:120
230852159,3sleep30-21swapper/310:45:243
132022159,3sleep30-21swapper/311:07:193
128612159,3sleep30-21swapper/307:19:323
88862149,4sleep30-21swapper/311:34:263
8462149,3sleep30-21swapper/310:28:583
63942149,3sleep30-21swapper/310:32:593
488721410,3sleep30-21swapper/311:59:493
480321410,3sleep30-21swapper/310:03:073
480321410,3sleep30-21swapper/310:03:073
478621410,3sleep30-21swapper/307:11:203
315402149,3sleep30-21swapper/311:53:213
3022121410,3sleep30-21swapper/309:29:203
287072149,3sleep30-21swapper/310:50:533
2736221410,3sleep30-21swapper/308:28:093
2604121410,3sleep30-21swapper/309:53:263
2545921410,3sleep30-21swapper/311:46:073
2438421410,3sleep30-21swapper/309:21:063
2434821410,3sleep30-21swapper/311:17:163
2302821410,3sleep30-21swapper/308:54:163
218562144,3sleep30-21swapper/310:16:333
2172521410,3sleep30-21swapper/312:11:143
216362149,3sleep30-21swapper/308:21:243
2036221410,3sleep30-21swapper/307:54:483
2033521410,3sleep30-21swapper/309:47:133
1983621410,3sleep30-21swapper/311:40:393
1727521410,3sleep30-21swapper/308:47:033
165921410,3sleep30-21swapper/309:02:123
159642145,3sleep30-21swapper/312:08:103
1459721410,3sleep30-21swapper/307:47:363
1448921410,3sleep30-21swapper/309:42:453
1363921410,3sleep30-21swapper/311:10:033
1198921410,3sleep30-21swapper/310:37:273
1196321410,3sleep30-21swapper/312:33:383
1165321410,3sleep30-21swapper/308:41:343
1032621410,3sleep30-21swapper/310:06:523
91972139,3sleep30-21swapper/307:44:513
75112139,3sleep30-21swapper/309:06:253
7252139,3sleep30-21swapper/312:23:243
60092139,3sleep30-21swapper/308:36:053
49062139,3sleep30-21swapper/308:06:573
32642139,3sleep30-21swapper/309:32:483
319042139,3sleep30-21swapper/308:04:303
3042139,3sleep30-21swapper/308:30:363
298162139,3sleep30-21swapper/311:20:283
274492139,3sleep30-21swapper/310:21:013
259332139,3sleep30-21swapper/307:55:333
239732139,3sleep30-21swapper/307:28:133
1874121310,3sleep30-21swapper/309:15:383
175822139,3sleep30-21swapper/310:41:563
142672139,3sleep30-21swapper/311:36:103
103952139,3sleep30-21swapper/308:10:433
31732128,3sleep30-21swapper/311:27:583
299792128,3sleep30-21swapper/307:34:103
29692128,3sleep30-21swapper/307:35:543
173422128,3sleep30-21swapper/312:35:493
131952128,3sleep30-21swapper/309:11:543
102882128,3sleep30-21swapper/312:02:013
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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