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2025-11-15 - 05:32
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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: performance
Compare latency of primary with shadow system
Characteristics of the 376 highest latencies:
System rack0slot4.osadl.org (updated Sat Nov 15, 2025 00:46:54)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
4265322398392,4sleep20-21swapper/219:09:098
4265862368360,5sleep120-21swapper/1219:09:504
4265282362318,14sleep150-21swapper/1519:09:067
4263202361316,36sleep80-21swapper/819:06:3314
4263362360352,5sleep50-21swapper/519:06:4711
4263192354310,35sleep70-21swapper/719:06:3313
4262472353309,14sleep130-21swapper/1319:05:335
4263842349308,15sleep10-21swapper/119:07:151
4265682341317,16sleep140-21swapper/1419:09:376
4264482341317,15sleep110-21swapper/1119:07:563
4263582341317,15sleep40-21swapper/419:07:0110
4265332340317,15sleep30-21swapper/319:09:099
4263672338315,15sleep100-21swapper/1019:07:082
4263102338315,15sleep00-21swapper/019:06:250
4262762337311,18sleep60-21swapper/619:06:0012
4255762336318,12sleep90-21swapper/919:05:2915
42701899287286,1cyclictest0-21swapper/122:00:171
42704899278278,0cyclictest0-21swapper/1023:30:182
42706399276274,1cyclictest571493-21nodev-device-ev21:55:187
427053992410,240cyclictest575717-21daemon-init22:00:184
42704299239238,1cyclictest644096-21nodev-device-ev23:20:1914
42702299219218,1cyclictest652635-21nodev-device-ev23:30:188
42704499185184,1cyclictest575748-21nodev-device-ev22:00:1815
42701499146145,1cyclictest0-21swapper/023:20:190
42703899144143,1cyclictest0-21swapper/721:55:1813
427014999594,1cyclictest0-21swapper/019:20:200
427014999492,2cyclictest0-21swapper/000:20:180
427060999392,1cyclictest431994-21nodev-device-ev19:15:006
427048999089,1cyclictest537346-21nodev-device-ev21:15:212
427022998886,1cyclictest656887-21nodev-device-ev23:35:208
427063998786,1cyclictest507445-21nodev-device-ev20:40:197
427018998786,1cyclictest703862-21nodev-device-ev00:30:191
427053998382,1cyclictest0-21swapper/1220:25:184
427048998382,1cyclictest533090-21nodev-device-ev21:10:192
427048998180,1cyclictest618459-21nodev-device-ev22:50:192
427034998180,1cyclictest665425-21nodev-device-ev23:45:1812
427018997776,1cyclictest708075-21libvirtd00:35:171
427042997675,1cyclictest0-21swapper/820:05:2014
427042997574,1cyclictest0-21swapper/819:55:1714
427034997473,1cyclictest588592-21nodev-device-ev22:15:2112
427034997372,1cyclictest0-21swapper/621:20:2212
427044997069,1cyclictest0-21swapper/920:35:1915
427060996968,1cyclictest0-21swapper/1420:00:206
427024996766,1cyclictest648351-21nodev-device-ev23:25:209
427038996564,1cyclictest0-21swapper/719:35:1813
427038996564,1cyclictest0-21swapper/719:35:1813
427051996362,1cyclictest0-21swapper/1123:25:193
427044996059,1cyclictest673959-21nodev-device-ev23:55:1815
427044995756,1cyclictest460488-21nodev-device-ev19:45:2115
427044995655,1cyclictest0-21swapper/922:25:1915
427063994948,1cyclictest520238-21nodev-device-ev20:55:197
427042994948,1cyclictest0-21swapper/820:15:1714
427053994746,1cyclictest0-21swapper/1219:30:194
427053994746,1cyclictest0-21swapper/1219:30:194
427028993736,1cyclictest494654-21nodev-device-ev20:25:1810
427058993635,1cyclictest0-21swapper/1320:10:175
427048993613,12cyclictest0-21swapper/1019:39:422
427048993613,12cyclictest0-21swapper/1019:39:422
42702899290,28cyclictest0-21swapper/420:00:1710
427022992928,1cyclictest0-21swapper/221:15:218
427018992927,1cyclictest2045-21snmpd23:17:591
427063992827,1cyclictest0-21swapper/1519:47:267
42706399280,27cyclictest0-21swapper/1500:22:037
427060992827,1cyclictest0-21swapper/1420:17:036
42705899280,27cyclictest0-21swapper/1320:30:055
427053992827,1cyclictest2045-21snmpd21:14:034
42705399280,27cyclictest0-21swapper/1221:56:304
42705399280,27cyclictest0-21swapper/1219:57:074
42705399280,27cyclictest0-21swapper/1219:47:044
42704899284,14cyclictest0-21swapper/1021:07:342
427048992827,1cyclictest622729-21kworker/10:1+events23:25:132
427048992827,1cyclictest473264-21kworker/10:0+events21:25:262
427048992825,2cyclictest447704-21kworker/10:2+events19:50:122
42704899280,27cyclictest0-21swapper/1020:27:182
42704499280,27cyclictest0-21swapper/921:18:5815
42704499280,27cyclictest0-21swapper/920:19:3815
42704499280,27cyclictest0-21swapper/900:25:3415
427038992827,1cyclictest2045-21snmpd21:08:3113
42703899280,27cyclictest0-21swapper/721:17:4013
427034992827,1cyclictest0-21swapper/623:53:5612
42703499280,27cyclictest0-21swapper/622:07:1512
42703499280,27cyclictest0-21swapper/622:01:5912
42703499280,27cyclictest0-21swapper/600:07:0612
427032992827,1cyclictest511401-21ethtool20:45:2011
42703299280,27cyclictest0-21swapper/523:53:4511
42703299280,27cyclictest0-21swapper/521:39:1911
427028992826,2cyclictest0-21swapper/420:51:3010
427024992827,1cyclictest2045-21snmpd23:06:469
42702499280,1cyclictest0-21swapper/320:18:389
42702299280,27cyclictest0-21swapper/219:40:358
42701899280,27cyclictest0-21swapper/122:15:301
42701899280,27cyclictest0-21swapper/121:33:261
42701899280,27cyclictest0-21swapper/119:15:551
427060992727,0cyclictest0-21swapper/1421:30:266
427058992726,1cyclictest2045-21snmpd22:49:515
427058992726,1cyclictest2045-21snmpd22:49:515
427058992726,1cyclictest2045-21snmpd20:23:275
427051992726,1cyclictest2045-21snmpd00:30:133
42704899274,13cyclictest0-21swapper/1022:13:282
42704899274,13cyclictest0-21swapper/1020:23:382
42704899274,13cyclictest0-21swapper/1020:12:392
42704899273,13cyclictest0-21swapper/1021:51:302
427048992727,0cyclictest473264-21kworker/10:0+events21:35:142
427048992726,1cyclictest622729-21kworker/10:1+events23:50:192
427048992726,1cyclictest0-21swapper/1022:25:152
427048992726,1cyclictest0-21swapper/1022:01:482
427048992725,1cyclictest622729-21kworker/10:1+events00:00:152
427048992725,1cyclictest429511-21kworker/10:1+events19:15:182
42704899270,1cyclictest0-21swapper/1020:06:182
427044992726,1cyclictest2045-21snmpd20:56:2115
427044992726,1cyclictest0-21swapper/923:13:5615
427044992726,1cyclictest0-21swapper/922:33:3015
42704499270,26cyclictest0-21swapper/923:16:3515
42704499270,26cyclictest0-21swapper/921:52:2715
427042992726,1cyclictest0-21swapper/820:44:4314
42704299270,27cyclictest0-21swapper/823:17:3114
42704299270,27cyclictest0-21swapper/820:55:1714
42704299270,27cyclictest0-21swapper/820:24:5614
42704299270,1cyclictest0-21swapper/822:14:1514
427038992726,1cyclictest2045-21snmpd22:54:2813
427038992726,1cyclictest2045-21snmpd22:30:4313
427034992726,1cyclictest631278-21nodev-device-ev23:05:2112
427034992726,1cyclictest2045-21snmpd23:22:3512
427034992726,1cyclictest2045-21snmpd21:17:1312
427034992726,1cyclictest2045-21snmpd19:33:0812
427034992726,1cyclictest2045-21snmpd19:33:0812
427034992726,1cyclictest0-21swapper/619:10:5512
42703499270,27cyclictest0-21swapper/620:30:3012
42703499270,26cyclictest0-21swapper/622:53:0112
42703499270,26cyclictest0-21swapper/600:25:1712
427032992726,1cyclictest2045-21snmpd23:22:0811
42702899270,26cyclictest0-21swapper/422:21:5810
427024992726,1cyclictest2045-21snmpd20:49:039
427024992726,1cyclictest2045-21snmpd20:31:269
42702499270,27cyclictest0-21swapper/300:08:469
42702499270,1cyclictest0-21swapper/320:10:419
427022992726,1cyclictest0-21swapper/220:02:478
42702299270,27cyclictest0-21swapper/223:49:388
42702299270,26cyclictest0-21swapper/200:34:018
427018992726,1cyclictest2045-21snmpd19:41:051
427018992726,1cyclictest0-21swapper/119:36:081
427018992726,1cyclictest0-21swapper/119:36:081
427018992726,1cyclictest0-21swapper/100:29:011
427018992725,1cyclictest2045-21snmpd20:19:481
427014992726,1cyclictest2045-21snmpd22:13:380
427014992726,1cyclictest0-21swapper/022:45:220
427014992726,1cyclictest0-21swapper/022:45:210
42701499270,1cyclictest0-21swapper/022:53:330
427063992625,1cyclictest0-21swapper/1521:06:257
427060992626,0cyclictest507144-21mii-tool20:40:176
427060992626,0cyclictest2045-21snmpd21:46:106
427060992625,1cyclictest2045-21snmpd23:54:366
427060992622,2cyclictest0-21swapper/1423:05:216
427058992625,1cyclictest2045-21snmpd22:07:395
427058992625,1cyclictest2045-21snmpd19:32:505
427058992625,1cyclictest2045-21snmpd19:32:505
427058992625,1cyclictest0-21swapper/1323:36:515
427058992625,1cyclictest0-21swapper/1319:45:075
427058992624,1cyclictest2045-21snmpd23:23:415
427051992626,0cyclictest622410-21mii-tool22:55:173
427051992625,1cyclictest2045-21snmpd20:18:383
427051992625,1cyclictest2045-21snmpd20:10:413
42705199260,26cyclictest0-21swapper/1121:30:193
427048992626,0cyclictest622729-21kworker/10:1+events23:55:212
427048992626,0cyclictest622729-21kworker/10:1+events23:00:202
427048992626,0cyclictest622729-21kworker/10:1+events00:25:232
427048992626,0cyclictest622729-21kworker/10:1+events00:20:172
427048992626,0cyclictest622729-21kworker/10:1+events00:15:212
427048992626,0cyclictest473264-21kworker/10:0+events22:20:232
427048992626,0cyclictest473264-21kworker/10:0+events21:40:162
427048992626,0cyclictest473264-21kworker/10:0+events20:15:262
427048992626,0cyclictest447704-21kworker/10:2+events20:00:182
427048992626,0cyclictest447704-21kworker/10:2+events19:44:542
427048992626,0cyclictest429511-21kworker/10:1+events19:25:222
427048992626,0cyclictest429511-21kworker/10:1+events19:25:222
427048992626,0cyclictest429511-21kworker/10:1+events19:21:242
427048992625,1cyclictest622729-21kworker/10:1+events23:40:172
427048992625,1cyclictest622729-21kworker/10:1+events23:19:092
427048992625,1cyclictest622729-21kworker/10:1+events23:10:182
427048992625,1cyclictest473264-21kworker/10:0+events22:15:242
427048992625,1cyclictest473264-21kworker/10:0+events22:05:132
427048992625,1cyclictest473264-21kworker/10:0+events21:20:282
427048992625,1cyclictest473264-21kworker/10:0+events20:30:182
427048992625,1cyclictest0-21swapper/1020:47:042
427044992625,1cyclictest2045-21snmpd22:16:3915
427044992625,1cyclictest2045-21snmpd22:05:2315
427044992625,1cyclictest0-21swapper/900:16:4315
42704499260,26cyclictest0-21swapper/922:35:1615
427042992625,1cyclictest635253-21ethtool23:10:1614
427042992625,1cyclictest2045-21snmpd20:45:4314
427042992625,1cyclictest2045-21snmpd20:39:0914
427038992625,1cyclictest2045-21snmpd21:02:0713
427038992625,1cyclictest2045-21snmpd20:14:5713
427038992625,1cyclictest2045-21snmpd19:48:1713
427038992625,1cyclictest0-21swapper/722:25:3113
427034992625,1cyclictest2045-21snmpd00:17:5712
427034992625,1cyclictest0-21swapper/623:28:2312
42703499260,24cyclictest0-21swapper/620:15:1612
427032992625,1cyclictest626695-21mii-tool23:00:1711
427028992625,1cyclictest2045-21snmpd21:54:4810
427024992624,1cyclictest2045-21snmpd00:35:529
427022992625,1cyclictest643794-21mii-tool23:20:168
427018992625,1cyclictest0-21swapper/122:40:581
427018992625,1cyclictest0-21swapper/122:40:581
427018992625,1cyclictest0-21swapper/119:52:171
42701899260,25cyclictest0-21swapper/122:51:221
427014992625,1cyclictest2045-21snmpd20:56:510
42701499260,26cyclictest0-21swapper/020:20:160
427060992524,1cyclictest2045-21snmpd20:30:576
427060992524,1cyclictest0-21swapper/1421:25:446
427058992524,1cyclictest665111-21ethtool23:45:175
427058992524,1cyclictest2045-21snmpd22:52:545
427053992524,1cyclictest515983-21nodev-device-ev20:50:184
427053992524,1cyclictest2045-21snmpd19:28:584
427053992524,1cyclictest2045-21snmpd19:28:584
427053992524,1cyclictest0-21swapper/1220:35:174
427048992525,0cyclictest622729-21kworker/10:1+events23:35:272
427048992525,0cyclictest614190-21kworker/10:0+events22:45:362
427048992525,0cyclictest614190-21kworker/10:0+events22:45:362
427048992525,0cyclictest473264-21kworker/10:0+events21:45:182
427048992525,0cyclictest473264-21kworker/10:0+events20:55:542
427048992524,1cyclictest622729-21kworker/10:1+events22:55:202
427048992524,1cyclictest622729-21kworker/10:1+events00:14:232
427048992524,1cyclictest473264-21kworker/10:0+events21:30:282
427048992524,1cyclictest473264-21kworker/10:0+events21:00:282
427048992524,1cyclictest473264-21kworker/10:0+events20:35:162
427048992523,1cyclictest473264-21kworker/10:0+events20:40:242
427048992523,1cyclictest2045-21snmpd00:33:182
427044992524,1cyclictest2045-21snmpd23:42:2115
427044992524,1cyclictest0-21swapper/922:59:4015
427044992524,1cyclictest0-21swapper/920:43:0915
427038992524,1cyclictest2045-21snmpd22:57:1113
427038992522,3cyclictest0-21swapper/719:30:1713
427038992522,3cyclictest0-21swapper/719:30:1613
427034992524,1cyclictest2045-21snmpd23:36:4112
427034992524,1cyclictest2045-21snmpd19:35:1112
427034992524,1cyclictest2045-21snmpd19:35:1112
427034992523,1cyclictest2045-21snmpd21:01:1612
427032992524,1cyclictest618153-21ethtool22:50:1711
427032992524,1cyclictest2045-21snmpd21:25:1711
427032992524,1cyclictest2045-21snmpd20:52:3611
427032992522,3cyclictest0-21swapper/522:25:1611
427028992524,1cyclictest2045-21snmpd20:24:3210
427028992523,2cyclictest0-21swapper/420:32:1710
427024992524,1cyclictest2045-21snmpd00:29:409
427024992524,1cyclictest0-21swapper/321:53:189
427022992524,1cyclictest2045-21snmpd20:28:218
427022992524,1cyclictest0-21swapper/219:27:438
427022992524,1cyclictest0-21swapper/219:27:438
427018992524,1cyclictest2045-21snmpd21:51:081
427018992524,1cyclictest2045-21snmpd20:44:461
427014992524,1cyclictest2045-21snmpd23:16:170
427014992524,1cyclictest2045-21snmpd22:03:530
427063992423,1cyclictest2045-21snmpd22:23:397
427063992423,1cyclictest2045-21snmpd00:18:577
427063992423,1cyclictest0-21swapper/1522:45:437
427063992423,1cyclictest0-21swapper/1522:45:437
427063992423,1cyclictest0-21swapper/1522:41:107
427063992423,1cyclictest0-21swapper/1522:41:107
427063992423,1cyclictest0-21swapper/1522:30:587
427063992423,1cyclictest0-21swapper/1519:21:227
427060992423,1cyclictest2045-21snmpd23:38:216
427060992423,1cyclictest2045-21snmpd22:52:496
427060992423,1cyclictest2045-21snmpd22:12:366
427060992423,1cyclictest0-21swapper/1421:16:166
427058992423,1cyclictest2045-21snmpd21:57:515
427058992422,1cyclictest0-21swapper/1300:05:175
427053992423,1cyclictest2045-21snmpd23:50:454
427053992423,1cyclictest2045-21snmpd20:32:204
427053992423,1cyclictest0-21swapper/1200:11:374
427053992423,1cyclictest0-21swapper/1200:06:554
42705399241,1cyclictest0-21swapper/1221:29:364
427051992423,1cyclictest2045-21snmpd00:08:463
427051992423,1cyclictest0-21swapper/1123:06:463
427048992424,0cyclictest622729-21kworker/10:1+events23:45:212
427048992424,0cyclictest622729-21kworker/10:1+events23:21:472
427048992424,0cyclictest622729-21kworker/10:1+events00:34:592
427048992424,0cyclictest622729-21kworker/10:1+events00:07:212
427048992424,0cyclictest605671-21kworker/10:1+events22:41:062
427048992424,0cyclictest605671-21kworker/10:1+events22:41:062
427048992424,0cyclictest447704-21kworker/10:2+events19:30:262
427048992424,0cyclictest447704-21kworker/10:2+events19:30:262
427048992423,1cyclictest473264-21kworker/10:0+events22:35:182
427048992422,1cyclictest447704-21kworker/10:2+events19:45:182
427044992423,1cyclictest2045-21snmpd22:50:4815
427044992423,1cyclictest2045-21snmpd19:38:1315
427044992423,1cyclictest2045-21snmpd19:38:1315
427044992423,1cyclictest2045-21snmpd00:33:1315
427044992423,1cyclictest2045-21snmpd00:20:4915
427044992423,1cyclictest0-21swapper/921:43:2615
427044992423,1cyclictest0-21swapper/919:41:4315
427042992423,1cyclictest2045-21snmpd19:14:2114
427038992423,1cyclictest2045-21snmpd22:05:0313
427038992423,1cyclictest2045-21snmpd19:51:0213
427032992423,1cyclictest703548-21ethtool00:30:1711
427032992423,1cyclictest2045-21snmpd23:37:0311
427032992423,1cyclictest2045-21snmpd21:00:2411
427032992423,1cyclictest2045-21snmpd19:44:4711
427032992423,1cyclictest0-21swapper/523:55:4211
427032992423,1cyclictest0-21swapper/523:11:5011
427032992423,1cyclictest0-21swapper/521:57:2311
427028992423,1cyclictest2045-21snmpd23:46:1510
427028992423,1cyclictest2045-21snmpd20:12:2610
427028992423,1cyclictest0-21swapper/400:34:5810
427024992423,1cyclictest2045-21snmpd20:01:509
427024992423,1cyclictest2045-21snmpd00:10:229
427024992423,1cyclictest0-21swapper/321:36:419
427024992423,1cyclictest0-21swapper/320:20:449
427022992423,1cyclictest2045-21snmpd20:47:318
427022992423,1cyclictest0-21swapper/221:10:378
427022992423,1cyclictest0-21swapper/221:08:048
427022992423,1cyclictest0-21swapper/219:54:358
427018992424,0cyclictest502889-21mii-tool20:35:181
427018992423,1cyclictest2045-21snmpd19:24:431
427018992423,1cyclictest2045-21snmpd00:24:311
427018992423,1cyclictest0-21swapper/123:44:331
427014992423,1cyclictest0-21swapper/020:48:300
427063992322,1cyclictest2045-21snmpd22:37:467
427063992322,1cyclictest2045-21snmpd22:09:037
427063992322,1cyclictest2045-21snmpd20:50:317
427063992322,1cyclictest0-21swapper/1523:12:417
427060992323,0cyclictest2045-21snmpd00:13:316
427060992323,0cyclictest0-21swapper/1420:50:266
427060992322,1cyclictest588290-21mii-tool22:15:196
427060992322,1cyclictest494345-21ethtool20:25:176
427060992322,1cyclictest412265-21kworker/u32:2+flush-259:020:20:196
427060992322,1cyclictest2045-21snmpd21:04:406
427060992322,1cyclictest0-21swapper/1419:33:026
427060992322,1cyclictest0-21swapper/1419:33:026
427058992322,1cyclictest0-21swapper/1321:28:355
427058992322,1cyclictest0-21swapper/1320:45:195
427058992322,1cyclictest0-21swapper/1320:29:535
427058992322,1cyclictest0-21swapper/1300:02:095
427053992322,1cyclictest0-21swapper/1219:44:494
427051992322,1cyclictest686476-21mii-tool00:10:173
427051992322,1cyclictest0-21swapper/1120:49:043
427051992322,1cyclictest0-21swapper/1120:31:273
427048992323,0cyclictest622729-21kworker/10:1+events23:07:262
427048992323,0cyclictest473264-21kworker/10:0+events21:55:172
427048992323,0cyclictest473264-21kworker/10:0+events20:50:142
427048992323,0cyclictest447704-21kworker/10:2+events19:55:462
427044992322,1cyclictest2045-21snmpd22:40:5115
427044992322,1cyclictest2045-21snmpd22:40:5115
427042992323,0cyclictest460184-21mii-tool19:45:1914
427042992322,1cyclictest2045-21snmpd22:04:4214
427038992322,1cyclictest0-21swapper/720:35:0313
427034992322,1cyclictest0-21swapper/619:40:1712
427028992322,1cyclictest2045-21snmpd00:12:2510
427022992322,1cyclictest2045-21snmpd21:40:448
427022992322,1cyclictest0-21swapper/220:07:388
427018992322,1cyclictest2045-21snmpd21:23:411
427018992322,1cyclictest0-21swapper/123:57:591
427014992322,1cyclictest2045-21snmpd21:32:350
427014992322,1cyclictest0-21swapper/021:29:380
427014992322,1cyclictest0-21swapper/020:17:120
427014992321,1cyclictest2045-21snmpd21:51:450
427060992221,1cyclictest0-21swapper/1421:14:526
427060992221,1cyclictest0-21swapper/1419:46:116
427060992221,1cyclictest0-21swapper/1419:20:016
427051992221,1cyclictest2045-21snmpd21:44:053
427048992222,0cyclictest473264-21kworker/10:0+events22:30:022
427048992221,1cyclictest279865-21kworker/10:2+events19:10:102
427044992221,1cyclictest2045-21snmpd21:22:5215
427044992221,1cyclictest0-21swapper/919:25:1515
427044992221,1cyclictest0-21swapper/919:25:1515
427042992221,1cyclictest0-21swapper/821:31:0214
427038992221,1cyclictest0-21swapper/722:46:0113
427038992221,1cyclictest0-21swapper/722:46:0113
427038992221,1cyclictest0-21swapper/720:50:4613
427038992220,1cyclictest2045-21snmpd00:22:0913
427034992221,1cyclictest2045-21snmpd20:53:3112
427034992221,1cyclictest0-21swapper/623:11:2012
427034992221,1cyclictest0-21swapper/622:23:2112
427032992221,1cyclictest2045-21snmpd00:00:1811
427028992221,1cyclictest2045-21snmpd19:47:1010
427024992222,0cyclictest0-21swapper/321:25:169
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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