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2024-05-30 - 03:00
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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
Characteristics of the highest latencies:
System rackbslot1.osadl.org (updated Wed May 29, 2024 12:44:35)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
27861962219187,22sleep10-21swapper/107:06:021
27863382207184,13sleep20-21swapper/207:07:572
27865002202171,21sleep30-21swapper/307:09:503
27863062194166,18sleep00-21swapper/007:07:300
280604321370,1sleep10-21swapper/107:30:221
278671999671,2cyclictest2832128-21/usr/share/muni08:05:023
2786717996357,3cyclictest2832091-21chrome08:05:012
2786719996158,2cyclictest2939334-21kworker/u8:0+events_unbound10:30:323
2786719995855,2cyclictest2939450-21kworker/u8:1+flush-179:011:20:223
2786717995855,2cyclictest2967984-21kworker/u8:0+events_unbound11:00:082
2786717995854,3cyclictest2891967-21latency_hist09:20:012
2786719995550,4cyclictest2883571-21latency_hist09:10:013
278671999550,54cyclictest7474-21Chrome_ChildIOT08:54:403
2786719995452,2cyclictest2813878-21kworker/u8:0+flush-179:008:55:083
2786717995451,2cyclictest2808132-21kworker/u8:4+flush-179:007:55:072
2786712995452,1cyclictest2832120-21/usr/share/muni08:05:020
2786712995451,2cyclictest3026501-21kworker/u8:2+flush-179:012:05:390
2786719995350,2cyclictest2984409-21kworker/u8:0+events_unbound11:17:023
2786719995350,2cyclictest2784769-21kworker/u8:3+events_unbound07:15:073
2786717995349,3cyclictest2971977-21kworker/u8:2+flush-179:011:30:132
2786719995248,3cyclictest3032058-21kworker/u8:3+events_unbound12:25:173
2786719995239,2cyclictest2921966-21kworker/u8:1+flush-179:010:00:173
2786717995247,2cyclictest2871641-21kworker/u8:2+events_unbound09:10:082
2786719995147,3cyclictest2784769-21kworker/u8:3+flush-179:007:40:333
2786719995137,13cyclictest3026501-21kworker/u8:2+flush-179:012:10:383
2786719995047,2cyclictest2890611-21kworker/u8:0+flush-179:009:25:083
2786719995047,2cyclictest2860250-21kworker/u8:3+events_unbound09:00:073
2786712995047,2cyclictest2860250-21kworker/u8:3+events_unbound08:45:080
2786712995047,2cyclictest2813878-21kworker/u8:0+flush-179:008:35:130
2786719994945,3cyclictest3031632-21kworker/u8:1+flush-179:012:20:113
2786719994943,3cyclictest2758030-21kworker/u8:0+events_unbound07:25:103
2786719994835,11cyclictest70-1kworker/3:1H+kblockd11:56:043
2786717994845,2cyclictest2840366-21kworker/u8:2+flush-179:008:20:072
2786712994845,2cyclictest2955430-21kworker/u8:3+events_unbound10:59:590
2786712994844,3cyclictest2808132-21kworker/u8:4+events_unbound07:50:020
2786712994843,4cyclictest2959456-21kworker/u8:2+events_unbound10:45:020
2786719994744,3cyclictest2784769-21kworker/u8:3+flush-179:008:10:413
2786719994744,2cyclictest2932238-21kworker/u8:3+flush-179:010:10:403
2786719994744,2cyclictest2871641-21kworker/u8:2+flush-179:009:20:083
2786719994735,2cyclictest2971977-21kworker/u8:2+events_unbound11:25:023
2786719994643,2cyclictest3011745-21kworker/u8:0+events_unbound12:05:333
2786719994641,4cyclictest7507-21ThreadPoolForeg09:45:003
2786719994632,14cyclictest2784769-21kworker/u8:3+flush-179:008:25:223
2786717994643,2cyclictest2913519-21kworker/u8:2+flush-179:010:05:002
2786712994643,2cyclictest2884083-21kworker/u8:3+flush-179:009:45:040
2786717994543,1cyclictest2873355-21kworker/2:0+pm11:05:172
2786717994541,3cyclictest2813878-21kworker/u8:0+flush-179:008:00:072
2786717994530,14cyclictest2995595-21kworker/2:1+pm12:14:352
2786716994543,1cyclictest0-21swapper/110:05:011
2786719994441,2cyclictest2840366-21kworker/u8:2+events_unbound08:20:123
2786719994441,2cyclictest2813878-21kworker/u8:0+flush-179:008:35:083
2786719994441,2cyclictest2808132-21kworker/u8:4+flush-179:007:50:163
278671999441,3cyclictest7503-20chrome08:41:503
2786717994441,2cyclictest2939450-21kworker/u8:1+events_unbound11:50:082
2786717994437,2cyclictest2913519-21kworker/u8:2+flush-179:010:10:082
278671999431,2cyclictest0-21swapper/310:27:303
2786717994339,3cyclictest3000065-21/usr/share/muni11:35:082
2786716994337,4cyclictest2799262-21latency_hist07:25:001
2786712994339,3cyclictest2939450-21kworker/u8:1+events_unbound11:45:080
2786719994240,2cyclictest2955430-21kworker/u8:3+flush-179:010:40:133
2786719994240,2cyclictest2939450-21kworker/u8:1+flush-179:011:00:403
2786719994239,2cyclictest2846081-21kworker/u8:1+events_unbound08:45:223
278671999421,40cyclictest0-21swapper/308:00:003
2786712994239,2cyclictest2939450-21kworker/u8:1+flush-179:011:35:120
2786712994239,2cyclictest2890611-21kworker/u8:0+flush-179:009:40:120
2786712994238,3cyclictest3016172-21kworker/u8:4+events_unbound12:35:050
2786719994139,2cyclictest2884083-21kworker/u8:3+flush-179:009:15:213
278671999410,40cyclictest0-21swapper/307:49:043
2786717994136,3cyclictest2919684-21latency_hist09:55:012
2786716994138,2cyclictest2782140-21kworker/1:0+pm07:37:341
2786716994125,13cyclictest3032058-21kworker/u8:3+events_unbound12:30:031
2786712994138,2cyclictest2813878-21kworker/u8:0+events_unbound08:40:020
2786719994038,2cyclictest2921966-21kworker/u8:1+flush-179:010:05:103
2786719994038,1cyclictest2959456-21kworker/u8:2+flush-179:010:45:163
2786719994037,2cyclictest7474-21Chrome_ChildIOT12:01:503
2786719994036,3cyclictest3016172-21kworker/u8:4+events_unbound12:35:133
278671999400,1cyclictest0-21swapper/309:31:153
2786717994038,1cyclictest2807259-21kworker/2:0+pm08:25:112
2786717994036,3cyclictest2843853-21latency_hist08:20:002
2786717994031,1cyclictest2995595-21kworker/2:1+pm12:04:402
2786712994037,2cyclictest2931735-21kworker/0:1+pm12:12:400
278671299400,39cyclictest7505-21ThreadPoolForeg10:30:310
278671299400,39cyclictest7499-20VizCompositorTh08:20:080
2786719993937,2cyclictest2955430-21kworker/u8:3+events_unbound10:50:073
2786719993937,1cyclictest2992014-21kworker/3:2+pm11:52:053
2786719993936,2cyclictest2913519-21kworker/u8:2+events_unbound10:15:073
2786717993937,1cyclictest2784769-21kworker/u8:3+flush-179:007:25:422
2786717993936,3cyclictest89-1kworker/2:1H+kblockd07:53:522
2786717993936,2cyclictest2863653-21kworker/2:1+pm08:46:572
2786717993936,2cyclictest2784769-21kworker/u8:3+flush-179:007:10:102
2786716993937,1cyclictest2782140-21kworker/1:0+pm10:24:351
2786716993936,2cyclictest2782140-21kworker/1:0+pm09:59:401
2786716993935,3cyclictest2955430-21kworker/u8:3+events_unbound10:55:021
2786716993934,4cyclictest3011745-21kworker/u8:0+flush-179:012:00:091
2786712993936,2cyclictest2939450-21kworker/u8:1+flush-179:011:20:020
2786712993935,3cyclictest2883248-21kworker/u8:1+flush-179:009:10:360
2786719993836,1cyclictest2947675-21kworker/3:0+pm10:58:503
2786717993837,1cyclictest2995595-21kworker/2:1+pm12:09:182
2786717993837,1cyclictest2995595-21kworker/2:1+pm11:56:062
2786717993837,1cyclictest2873355-21kworker/2:0+pm10:23:452
2786717993837,1cyclictest2873355-21kworker/2:0+pm10:19:512
2786717993836,2cyclictest2913519-21kworker/u8:2+flush-179:010:05:072
2786717993836,1cyclictest2873355-21kworker/2:0+pm11:15:172
2786717993836,1cyclictest2873355-21kworker/2:0+pm09:31:402
2786717993836,1cyclictest2873355-21kworker/2:0+pm09:21:002
2786717993836,1cyclictest2873355-21kworker/2:0+pm09:08:362
2786717993836,1cyclictest2807259-21kworker/2:0+pm08:40:272
2786717993836,1cyclictest2807259-21kworker/2:0+pm08:35:142
2786717993836,1cyclictest2762140-21kworker/2:1+pm07:30:172
2786717993836,1cyclictest2762140-21kworker/2:1+pm07:20:012
2786717993835,2cyclictest2959456-21kworker/u8:2+flush-179:010:50:052
2786717993835,2cyclictest2873355-21kworker/2:0+pm09:36:222
2786717993835,2cyclictest2813878-21kworker/u8:0+events_unbound07:40:202
2786717993835,2cyclictest2807259-21kworker/2:0+pm08:30:312
2786717993835,2cyclictest2784769-21kworker/u8:3+events_unbound08:10:022
2786717993834,3cyclictest2977193-21kworker/u8:3+flush-179:011:20:312
2786716993836,1cyclictest2987751-21kworker/1:1+pm12:15:001
2786716993834,2cyclictest2357245-1kworker/1:0H+kblockd12:21:051
2786716993834,2cyclictest2357245-1kworker/1:0H+kblockd09:08:191
2786712993837,1cyclictest2892085-21kworker/0:1+pm09:28:350
2786712993837,1cyclictest2786393-21kworker/0:1+pm08:19:410
2786712993835,2cyclictest2939450-21kworker/u8:1+flush-179:011:50:060
2786712993832,4cyclictest7442-21ChromeDriver18:02:280
2786719993736,1cyclictest2992014-21kworker/3:2+pm11:36:053
2786719993735,1cyclictest0-21swapper/312:16:243
2786719993734,2cyclictest2890611-21kworker/u8:0+events_unbound09:55:113
278671999371,35cyclictest0-21swapper/309:14:103
2786717993736,1cyclictest2995595-21kworker/2:1+pm12:25:472
2786717993736,1cyclictest2995595-21kworker/2:1+pm12:17:012
2786717993736,1cyclictest2873355-21kworker/2:0+pm10:58:412
2786717993736,1cyclictest2873355-21kworker/2:0+pm10:45:522
2786717993736,1cyclictest2873355-21kworker/2:0+pm10:30:252
2786717993736,1cyclictest2873355-21kworker/2:0+pm10:26:152
2786717993736,1cyclictest2873355-21kworker/2:0+pm09:01:482
2786717993736,1cyclictest2762140-21kworker/2:1+pm07:15:212
2786717993735,1cyclictest2873355-21kworker/2:0+pm11:26:162
2786717993735,1cyclictest2873355-21kworker/2:0+pm09:40:142
2786717993735,1cyclictest2863653-21kworker/2:1+pm08:55:562
2786717993733,3cyclictest3016172-21kworker/u8:4+flush-179:012:30:162
2786716993736,1cyclictest2782140-21kworker/1:0+pm09:51:001
2786716993734,2cyclictest2782140-21kworker/1:0+pm11:11:551
2786716993734,2cyclictest2357245-1kworker/1:0H+kblockd08:18:221
2786712993736,1cyclictest2931735-21kworker/0:1+pm12:31:300
2786712993736,1cyclictest2931735-21kworker/0:1+pm11:58:050
2786712993735,2cyclictest2784769-21kworker/u8:3+flush-179:007:15:090
2786712993734,2cyclictest155-1kworker/0:1H+kblockd12:18:100
2786712993734,2cyclictest155-1kworker/0:1H+kblockd10:07:590
2786712993733,3cyclictest2890611-21kworker/u8:0+flush-179:009:55:080
2786719993634,2cyclictest2913519-21kworker/u8:2+flush-179:009:45:383
2786719993634,1cyclictest70-1kworker/3:1H+kblockd11:09:173
2786719993634,1cyclictest70-1kworker/3:1H+kblockd07:10:553
2786719993633,2cyclictest2971977-21kworker/u8:2+events_unbound11:40:113
2786719993633,2cyclictest2813878-21kworker/u8:0+flush-179:008:00:043
2786717993635,1cyclictest2995595-21kworker/2:1+pm11:40:202
2786717993635,1cyclictest2873355-21kworker/2:0+pm11:10:522
2786717993634,1cyclictest89-1kworker/2:1H+kblockd12:37:002
2786717993634,1cyclictest89-1kworker/2:1H+kblockd09:46:102
2786717993634,1cyclictest2995595-21kworker/2:1+pm11:45:132
2786717993632,3cyclictest2951959-21apt-get10:35:042
2786716993635,1cyclictest2782140-21kworker/1:0+pm10:28:051
2786716993634,1cyclictest2357245-1kworker/1:0H+kblockd11:15:241
2786716993634,1cyclictest2357245-1kworker/1:0H+kblockd10:37:551
2786716993634,1cyclictest2357245-1kworker/1:0H+kblockd09:22:111
2786716993634,1cyclictest2357245-1kworker/1:0H+kblockd07:44:251
2786716993633,2cyclictest2357245-1kworker/1:0H+kblockd11:50:451
2786716993633,2cyclictest2357245-1kworker/1:0H+kblockd11:08:161
2786716993633,2cyclictest2357245-1kworker/1:0H+kblockd09:34:091
2786716993633,2cyclictest2357245-1kworker/1:0H+kblockd08:26:171
2786716993633,2cyclictest2357245-1kworker/1:0H+kblockd08:10:521
2786716993633,2cyclictest2357245-1kworker/1:0H+kblockd08:04:051
2786716993633,2cyclictest2357245-1kworker/1:0H+kblockd07:52:261
2786716993633,1cyclictest2357245-1kworker/1:0H+kblockd08:35:371
2786716993633,1cyclictest2357245-1kworker/1:0H+kblockd07:26:251
2786716993630,4cyclictest474-21systemd-journal12:15:211
278671699360,2cyclictest7503-20chrome10:30:101
2786712993635,1cyclictest2786393-21kworker/0:1+pm08:04:360
2786712993634,1cyclictest2859797-21kworker/0:2+pm08:54:300
2786712993634,1cyclictest155-1kworker/0:1H+kblockd10:23:440
2786712993634,1cyclictest155-1kworker/0:1H+kblockd09:31:100
2786712993633,2cyclictest155-1kworker/0:1H+kblockd11:01:440
2786712993631,4cyclictest474-21systemd-journal09:20:220
2786719993534,1cyclictest70-1kworker/3:1H+kblockd11:45:493
2786719993533,1cyclictest70-1kworker/3:1H+kblockd11:14:403
2786719993533,1cyclictest70-1kworker/3:1H+kblockd07:31:423
2786719993532,2cyclictest7474-21Chrome_ChildIOT12:34:493
2786717993533,1cyclictest89-1kworker/2:1H+kblockd12:22:052
2786717993533,1cyclictest2863653-21kworker/2:1+pm08:51:022
2786717993532,2cyclictest2808132-21kworker/u8:4+flush-179:007:45:082
2786716993533,2cyclictest2357245-1kworker/1:0H+kblockd10:54:161
2786716993533,1cyclictest2357245-1kworker/1:0H+kblockd09:40:161
2786716993533,1cyclictest2357245-1kworker/1:0H+kblockd09:19:551
2786716993533,1cyclictest2357245-1kworker/1:0H+kblockd08:09:451
2786716993532,2cyclictest2357245-1kworker/1:0H+kblockd11:55:111
2786716993532,2cyclictest2357245-1kworker/1:0H+kblockd08:54:451
2786716993531,3cyclictest2890611-21kworker/u8:0+flush-179:009:35:351
2786716993531,2cyclictest2357245-1kworker/1:0H+kblockd12:10:001
2786712993534,1cyclictest2786393-21kworker/0:1+pm07:46:560
2786712993534,1cyclictest155-1kworker/0:1H+kblockd07:11:530
2786712993533,1cyclictest155-1kworker/0:1H+kblockd11:30:250
2786712993533,1cyclictest155-1kworker/0:1H+kblockd10:51:030
2786712993533,1cyclictest155-1kworker/0:1H+kblockd08:25:400
2786712993533,1cyclictest0-21swapper/010:00:380
2786712993532,2cyclictest2871641-21kworker/u8:2+flush-179:009:15:080
2786712993532,2cyclictest155-1kworker/0:1H+kblockd11:08:540
2786712993532,2cyclictest155-1kworker/0:1H+kblockd07:35:470
278671299350,34cyclictest7503-20chrome08:55:130
2786719993432,1cyclictest70-1kworker/3:1H+kblockd09:39:303
2786719993431,3cyclictest2789277-21kworker/u8:2+events_unbound07:35:353
2786719993431,2cyclictest70-1kworker/3:1H+kblockd10:20:443
2786719993431,2cyclictest2939334-21kworker/u8:0+flush-179:010:35:113
278671999341,32cyclictest0-21swapper/307:23:213
2786717993433,1cyclictest2873355-21kworker/2:0+pm09:58:312
2786717993432,1cyclictest2873355-21kworker/2:0+pm10:44:032
2786716993433,1cyclictest0-21swapper/110:17:351
2786716993432,2cyclictest2784769-21kworker/u8:3+events_unbound07:55:391
2786716993432,2cyclictest2357245-1kworker/1:0H+kblockd10:48:251
2786716993432,1cyclictest2357245-1kworker/1:0H+kblockd12:27:411
2786716993432,1cyclictest2357245-1kworker/1:0H+kblockd11:33:151
2786716993432,1cyclictest2357245-1kworker/1:0H+kblockd08:31:551
2786716993432,1cyclictest2357245-1kworker/1:0H+kblockd08:20:201
2786716993431,2cyclictest2357245-1kworker/1:0H+kblockd10:05:181
2786712993432,1cyclictest155-1kworker/0:1H+kblockd07:44:300
2786712993430,3cyclictest3031632-21kworker/u8:1+events_unbound12:20:080
2786712993430,2cyclictest2984409-21kworker/u8:0+flush-179:011:19:150
2786712993429,4cyclictest2853978-21diskstats08:30:180
2786712993429,3cyclictest3023581-21latency_hist12:05:010
2786719993332,1cyclictest70-1kworker/3:1H+kblockd11:32:043
2786719993331,1cyclictest70-1kworker/3:1H+kblockd09:52:503
2786717993331,1cyclictest89-1kworker/2:1H+kblockd09:25:172
2786716993332,1cyclictest2782140-21kworker/1:0+pm10:44:551
2786716993331,1cyclictest2357245-1kworker/1:0H+kblockd11:48:251
2786716993331,1cyclictest2357245-1kworker/1:0H+kblockd11:36:001
2786716993331,1cyclictest2357245-1kworker/1:0H+kblockd11:25:451
2786716993330,2cyclictest1291-21snmpd07:10:171
2786716993329,3cyclictest1291-21snmpd11:44:581
2786716993329,2cyclictest1291-21snmpd08:57:051
2786712993332,1cyclictest155-1kworker/0:1H+kblockd09:35:050
2786712993331,1cyclictest155-1kworker/0:1H+kblockd12:25:120
2786712993331,1cyclictest155-1kworker/0:1H+kblockd10:40:140
2786712993331,1cyclictest155-1kworker/0:1H+kblockd07:31:510
2786712993331,1cyclictest155-1kworker/0:1H+kblockd07:27:210
2786719993229,2cyclictest2784769-21kworker/u8:3+events_unbound08:17:013
2786717993230,1cyclictest1291-21snmpd07:35:402
2786716993232,0cyclictest0-21swapper/111:03:301
2786716993231,1cyclictest2782140-21kworker/1:0+pm09:02:591
2786716993230,1cyclictest2357245-1kworker/1:0H+kblockd09:29:091
2786716993230,1cyclictest1291-21snmpd11:20:131
2786716993230,1cyclictest1291-21snmpd07:15:171
2786716993230,1cyclictest1140-21isc-net-000008:42:351
2786716993229,2cyclictest2357245-1kworker/1:0H+kblockd12:35:511
2786716993229,2cyclictest2357245-1kworker/1:0H+kblockd07:45:301
278671699320,31cyclictest7503-20chrome09:45:051
2786712993230,1cyclictest2931735-21kworker/0:1+pm11:44:550
2786712993230,1cyclictest155-1kworker/0:1H+kblockd08:10:550
2786712993230,1cyclictest1291-21snmpd10:25:010
2786712993230,1cyclictest1291-21snmpd07:58:160
2786712993228,2cyclictest155-1kworker/0:1H+kblockd10:16:250
2786716993128,2cyclictest2860250-21kworker/u8:3+flush-179:008:45:121
2786712993128,2cyclictest155-1kworker/0:1H+kblockd07:21:110
2786712993127,3cyclictest2971977-21kworker/u8:2+events_unbound11:25:080
2786719993026,3cyclictest2784769-21kworker/u8:3+events_unbound08:30:153
2786716993030,0cyclictest1291-21snmpd09:12:531
2786712993029,1cyclictest2859797-21kworker/0:2+pm09:00:100
2786712993028,1cyclictest155-1kworker/0:1H+kblockd10:35:590
2786712993021,8cyclictest2913519-21kworker/u8:2+flush-179:010:10:090
2786712992928,1cyclictest155-1kworker/0:1H+kblockd11:10:280
2786712992928,1cyclictest1291-21snmpd09:06:330
2786716992626,0cyclictest0-21swapper/110:11:201
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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