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2025-06-28 - 19:41
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Data to construct the above plot have been generated using the RT test utility cyclictest.

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 rackbslot2.osadl.org (updated Sat Jun 28, 2025 12:44:40)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2897702229200,19sleep30-21swapper/307:09:203
2896512226197,19sleep00-21swapper/007:07:520
2896332223193,20sleep20-21swapper/207:07:382
2896002223193,20sleep10-21swapper/107:07:131
36915721320,1sleep0369150-21snmp_ryswitch2.08:40:010
289982996954,3cyclictest321399-21ThreadPoolSingl07:45:000
28998799660,42cyclictest546332-21snmp_wlanpowerc12:05:012
289987996443,19cyclictest529052-21chrome11:45:012
289982996155,4cyclictest373453-21chrome08:45:010
289984995650,4cyclictest506994-21latency_hist11:20:011
289982995148,2cyclictest334701-21kworker/u8:3+events_unbound08:35:090
289992994945,3cyclictest476544-21kworker/u8:1+flush-179:010:50:063
289982994946,2cyclictest283258-21kworker/u8:2+events_unbound07:15:090
289987994843,3cyclictest394925-21/usr/share/muni09:10:092
289982994845,2cyclictest351087-21kworker/u8:2+events_unbound09:20:000
289992994631,14cyclictest280962-1kworker/3:1H+kblockd11:05:023
289987994530,3cyclictest65830-1kworker/2:1H+kblockd09:05:032
289982994537,2cyclictest455866-21kworker/u8:2+events_unbound11:15:090
289992994441,2cyclictest424848-13chrome09:45:013
289992994438,5cyclictest507615-21ntpq11:20:043
289987994439,4cyclictest572038-21/usr/share/muni12:35:152
289987994435,8cyclictest507565-21kworker/2:1+pm11:30:032
289987994432,3cyclictest507565-21kworker/2:1+pm12:15:012
289987994340,2cyclictest65830-1kworker/2:1H+kblockd11:40:452
289987994340,2cyclictest65830-1kworker/2:1H+kblockd08:16:332
289984994338,4cyclictest494320-21/usr/share/muni11:05:021
289987994237,4cyclictest303425-21kworker/2:2+pm09:30:172
289984994239,2cyclictest347061-21kworker/u8:0+flush-179:008:30:161
289984994224,16cyclictest338929-21munin-update08:05:041
289982994239,2cyclictest490240-21kworker/u8:4+events_unbound11:05:340
289982994239,2cyclictest411797-21kworker/u8:0+events_unbound09:55:100
289987994138,2cyclictest493441-21kworker/2:0+pm11:10:212
289987994137,3cyclictest507565-21kworker/2:1+pm12:20:472
289987994135,4cyclictest411819-21latency_hist09:30:012
289984994138,2cyclictest529709-21kworker/u8:2+events_unbound12:05:081
289992994036,3cyclictest351087-21kworker/u8:2+flush-179:009:00:073
289987994038,1cyclictest303425-21kworker/2:2+pm08:05:542
289987994037,2cyclictest507565-21kworker/2:1+pm11:51:242
289987994037,2cyclictest303425-21kworker/2:2+pm10:45:302
289987994037,2cyclictest303425-21kworker/2:2+pm09:55:122
289987994036,2cyclictest303425-21kworker/2:2+pm08:25:022
289984994035,4cyclictest520261-21/usr/share/muni11:35:021
289984994034,4cyclictest316868-21/usr/share/muni07:40:021
289982994037,2cyclictest476544-21kworker/u8:1+events_unbound11:40:090
289982994037,2cyclictest406388-21kworker/u8:4+events_unbound09:35:290
289982994037,2cyclictest316123-21kworker/u8:1+events_unbound08:15:230
289992993932,5cyclictest347671-21/usr/share/muni08:15:013
289992993926,2cyclictest321470-21/usr/share/muni07:45:013
289987993937,1cyclictest303425-21kworker/2:2+pm08:10:112
289987993937,1cyclictest303425-21kworker/2:2+pm07:25:162
289987993936,2cyclictest303425-21kworker/2:2+pm10:15:042
289987993936,2cyclictest303425-21kworker/2:2+pm10:05:042
289987993936,2cyclictest303425-21kworker/2:2+pm09:45:022
289987993936,2cyclictest303425-21kworker/2:2+pm09:40:432
289987993936,2cyclictest303425-21kworker/2:2+pm07:50:412
289984993936,2cyclictest385896-21kworker/1:1+pm11:45:011
289992993834,3cyclictest283258-21kworker/u8:2+events_unbound07:20:013
289987993836,1cyclictest303425-21kworker/2:2+pm09:00:212
289987993836,1cyclictest303425-21kworker/2:2+pm07:46:062
289987993836,1cyclictest234127-21kworker/2:1+pm07:10:162
289987993835,2cyclictest507565-21kworker/2:1+pm12:01:042
289987993835,2cyclictest507565-21kworker/2:1+pm11:25:492
289987993835,2cyclictest303425-21kworker/2:2+pm08:45:122
289987993835,2cyclictest303425-21kworker/2:2+pm08:01:522
289987993835,2cyclictest303425-21kworker/2:2+pm07:40:472
289987993835,2cyclictest303425-21kworker/2:2+pm07:31:252
289987993834,3cyclictest65830-1kworker/2:1H+kblockd09:50:042
289987993834,2cyclictest303425-21kworker/2:2+pm10:10:042
28998799381,35cyclictest502892-21/usr/share/muni11:15:042
289984993835,2cyclictest455866-21kworker/u8:2+flush-179:011:00:111
289984993831,6cyclictest251322-1kworker/1:2H+kblockd08:50:061
289982993835,2cyclictest334701-21kworker/u8:3+events_unbound08:50:080
289982993834,3cyclictest118251-1kworker/0:2H+kblockd11:36:260
289982993831,5cyclictest575927-21latency_hist12:40:010
289982993824,13cyclictest1272-21snmpd11:30:120
289992993735,1cyclictest343295-21kworker/3:0+pm09:18:053
289992993734,2cyclictest280962-1kworker/3:1H+kblockd12:09:173
289992993734,2cyclictest280962-1kworker/3:1H+kblockd12:03:143
289992993734,2cyclictest280962-1kworker/3:1H+kblockd11:47:533
289992993734,2cyclictest280962-1kworker/3:1H+kblockd10:46:393
289992993734,2cyclictest280962-1kworker/3:1H+kblockd10:37:113
289992993734,2cyclictest280962-1kworker/3:1H+kblockd10:23:003
289992993734,2cyclictest280962-1kworker/3:1H+kblockd10:14:563
289992993734,2cyclictest280962-1kworker/3:1H+kblockd09:09:003
289992993734,2cyclictest280962-1kworker/3:1H+kblockd08:08:363
289992993734,2cyclictest280962-1kworker/3:1H+kblockd08:02:243
289992993731,4cyclictest355129-21ntpq08:20:253
289987993735,1cyclictest303425-21kworker/2:2+pm10:40:272
289987993735,1cyclictest303425-21kworker/2:2+pm10:35:002
289987993735,1cyclictest303425-21kworker/2:2+pm09:21:202
289987993735,1cyclictest303425-21kworker/2:2+pm07:35:482
289987993734,1cyclictest507565-21kworker/2:1+pm12:11:012
28998799370,2cyclictest571292-31munin-graph12:30:512
28998799370,12cyclictest493357-31munin-graph11:00:572
289984993734,2cyclictest251322-1kworker/1:2H+kblockd11:45:191
289984993734,2cyclictest251322-1kworker/1:2H+kblockd09:25:541
289984993734,1cyclictest251322-1kworker/1:2H+kblockd09:35:571
289984993723,1cyclictest251322-1kworker/1:2H+kblockd08:15:111
289982993734,2cyclictest118251-1kworker/0:2H+kblockd11:25:460
289982993733,3cyclictest118251-1kworker/0:2H+kblockd11:45:100
289982993730,3cyclictest455866-21kworker/u8:2+events_unbound10:40:300
289992993634,1cyclictest429166-21kworker/3:0+pm12:14:403
289992993634,1cyclictest280962-1kworker/3:1H+kblockd11:29:363
289992993634,1cyclictest280962-1kworker/3:1H+kblockd11:18:313
289992993634,1cyclictest280962-1kworker/3:1H+kblockd11:04:353
289992993634,1cyclictest280962-1kworker/3:1H+kblockd08:42:293
289992993634,1cyclictest280962-1kworker/3:1H+kblockd08:14:543
289992993634,1cyclictest280962-1kworker/3:1H+kblockd07:59:003
289992993633,2cyclictest437599-21kworker/u8:3+flush-179:010:05:073
289992993633,2cyclictest280962-1kworker/3:1H+kblockd12:18:593
289992993633,2cyclictest280962-1kworker/3:1H+kblockd11:59:243
289992993633,2cyclictest280962-1kworker/3:1H+kblockd11:13:363
289992993633,2cyclictest280962-1kworker/3:1H+kblockd10:40:403
289992993633,2cyclictest280962-1kworker/3:1H+kblockd09:32:233
289992993633,2cyclictest280962-1kworker/3:1H+kblockd09:27:483
289992993633,2cyclictest280962-1kworker/3:1H+kblockd07:53:373
289992993633,2cyclictest280962-1kworker/3:1H+kblockd07:18:473
289992993632,3cyclictest459740-21cat10:25:013
289992993630,4cyclictest416307-21/usr/share/muni09:35:063
289987993634,1cyclictest65830-1kworker/2:1H+kblockd10:26:052
289987993634,1cyclictest303425-21kworker/2:2+pm09:39:432
289987993634,1cyclictest303425-21kworker/2:2+pm08:36:422
289987993633,2cyclictest493441-21kworker/2:0+pm11:05:082
289987993633,2cyclictest303425-21kworker/2:2+pm10:30:012
289987993633,2cyclictest303425-21kworker/2:2+pm10:01:452
289987993633,2cyclictest303425-21kworker/2:2+pm10:01:452
289987993633,2cyclictest303425-21kworker/2:2+pm09:15:122
289987993633,2cyclictest303425-21kworker/2:2+pm07:55:192
289987993612,22cyclictest298570-31munin-html07:15:332
289984993634,1cyclictest251322-1kworker/1:2H+kblockd09:15:461
289984993633,2cyclictest251322-1kworker/1:2H+kblockd11:25:001
289984993633,2cyclictest251322-1kworker/1:2H+kblockd09:45:121
289984993633,1cyclictest251322-1kworker/1:2H+kblockd07:35:531
289982993634,2cyclictest476544-21kworker/u8:1+events_unbound12:00:150
289982993634,1cyclictest118251-1kworker/0:2H+kblockd08:00:110
289982993633,2cyclictest466378-21kworker/u8:1+flush-179:010:35:240
289982993633,2cyclictest118251-1kworker/0:2H+kblockd10:16:260
289982993633,2cyclictest118251-1kworker/0:2H+kblockd09:10:000
289982993629,5cyclictest546243-21/usr/share/muni12:05:020
289992993533,1cyclictest280962-1kworker/3:1H+kblockd11:52:273
289992993533,1cyclictest280962-1kworker/3:1H+kblockd11:38:523
289992993533,1cyclictest280962-1kworker/3:1H+kblockd11:34:323
289992993533,1cyclictest280962-1kworker/3:1H+kblockd10:03:353
289992993533,1cyclictest280962-1kworker/3:1H+kblockd10:03:343
289992993533,1cyclictest280962-1kworker/3:1H+kblockd07:42:593
289992993533,1cyclictest280962-1kworker/3:1H+kblockd07:37:413
289992993532,2cyclictest280962-1kworker/3:1H+kblockd12:37:283
289992993532,2cyclictest280962-1kworker/3:1H+kblockd12:23:363
289992993532,2cyclictest280962-1kworker/3:1H+kblockd08:57:363
289992993532,2cyclictest280962-1kworker/3:1H+kblockd08:36:593
289992993532,2cyclictest280962-1kworker/3:1H+kblockd08:27:463
289987993533,1cyclictest507565-21kworker/2:1+pm11:56:192
289987993533,1cyclictest493441-21kworker/2:0+pm11:23:362
289987993532,2cyclictest65830-1kworker/2:1H+kblockd11:35:272
289987993532,2cyclictest65830-1kworker/2:1H+kblockd10:21:112
289987993532,2cyclictest507565-21kworker/2:1+pm12:25:022
289987993532,2cyclictest303425-21kworker/2:2+pm08:20:022
289987993529,4cyclictest489449-21latency_hist11:00:012
289984993533,1cyclictest385896-21kworker/1:1+pm10:09:371
289984993533,1cyclictest251322-1kworker/1:2H+kblockd10:55:001
289984993533,1cyclictest251322-1kworker/1:2H+kblockd10:15:031
289984993532,2cyclictest251322-1kworker/1:2H+kblockd10:14:011
289984993532,2cyclictest251322-1kworker/1:2H+kblockd08:40:541
289984993531,3cyclictest321399-21ThreadPoolSingl07:45:011
289984993530,3cyclictest1272-21snmpd08:00:161
289984993529,5cyclictest325996-21/usr/share/muni07:50:021
289982993533,1cyclictest118251-1kworker/0:2H+kblockd11:20:520
289982993532,2cyclictest118251-1kworker/0:2H+kblockd12:21:200
289982993532,2cyclictest118251-1kworker/0:2H+kblockd12:16:210
289982993532,2cyclictest118251-1kworker/0:2H+kblockd10:46:300
289982993532,1cyclictest118251-1kworker/0:2H+kblockd08:10:460
289982993529,5cyclictest351087-21kworker/u8:2+flush-179:009:10:110
289992993433,1cyclictest280962-1kworker/3:1H+kblockd07:33:343
289992993432,1cyclictest280962-1kworker/3:1H+kblockd10:18:593
289992993432,1cyclictest280962-1kworker/3:1H+kblockd09:42:473
289992993432,1cyclictest280962-1kworker/3:1H+kblockd08:34:373
289992993432,1cyclictest280962-1kworker/3:1H+kblockd07:10:413
289992993431,2cyclictest280962-1kworker/3:1H+kblockd09:51:213
289992993430,3cyclictest280962-1kworker/3:1H+kblockd09:12:003
289992993429,4cyclictest373440-13Chrome_IOThread08:45:023
289984993431,2cyclictest251322-1kworker/1:2H+kblockd11:10:031
289984993431,2cyclictest251322-1kworker/1:2H+kblockd09:30:281
289984993429,4cyclictest570058-21ntpq12:30:161
289984993428,5cyclictest468459-21ntpq10:35:031
289984993428,5cyclictest442443-21/usr/share/muni10:05:011
289984993428,5cyclictest442443-21/usr/share/muni10:05:011
289982993433,0cyclictest1272-21snmpd10:26:470
289982993432,2cyclictest476544-21kworker/u8:1+events_unbound11:00:270
289982993432,1cyclictest118251-1kworker/0:2H+kblockd09:01:250
289982993431,2cyclictest554575-21kworker/u8:1+flush-179:012:30:080
289982993431,2cyclictest424316-21kworker/u8:1+events_unbound10:00:250
289982993431,2cyclictest424316-21kworker/u8:1+events_unbound10:00:250
289982993431,2cyclictest411797-21kworker/u8:0+events_unbound09:50:140
289992993332,1cyclictest280962-1kworker/3:1H+kblockd12:32:103
289992993331,1cyclictest280962-1kworker/3:1H+kblockd10:34:483
289992993331,1cyclictest280962-1kworker/3:1H+kblockd09:22:363
289992993331,1cyclictest280962-1kworker/3:1H+kblockd08:52:473
289992993317,4cyclictest488688-31munin-html10:55:273
289987993329,2cyclictest1272-21snmpd08:40:262
289984993331,1cyclictest251322-1kworker/1:2H+kblockd08:10:291
289984993331,1cyclictest251322-1kworker/1:2H+kblockd07:56:071
289984993330,2cyclictest550825-1kworker/1:1H+kblockd12:35:291
289984993327,5cyclictest394920-21/usr/share/muni09:10:031
289982993330,2cyclictest118251-1kworker/0:2H+kblockd12:10:040
289982993330,2cyclictest118251-1kworker/0:2H+kblockd09:20:050
289982993330,2cyclictest118251-1kworker/0:2H+kblockd08:05:040
289992993230,1cyclictest280962-1kworker/3:1H+kblockd09:58:553
289992993230,1cyclictest1272-21snmpd12:25:353
289992993230,1cyclictest1272-21snmpd07:27:303
289987993230,1cyclictest303425-21kworker/2:2+pm08:55:522
289987993225,5cyclictest484393-31munin-html10:50:292
289984993231,1cyclictest251322-1kworker/1:2H+kblockd10:25:311
289984993230,1cyclictest385896-21kworker/1:1+pm12:02:061
289984993230,1cyclictest385896-21kworker/1:1+pm09:03:211
289984993230,1cyclictest251322-1kworker/1:2H+kblockd11:55:571
289984993230,1cyclictest1272-21snmpd10:42:031
289984993229,1cyclictest1272-21snmpd09:40:141
289984993226,4cyclictest552192-21ntpq12:10:101
289982993230,1cyclictest1272-21snmpd10:58:250
289982993230,1cyclictest1272-21snmpd09:44:520
289982993230,1cyclictest1272-21snmpd09:31:000
289982993229,2cyclictest118251-1kworker/0:2H+kblockd10:31:080
289982993228,3cyclictest312047-21kworker/u8:0+events_unbound07:41:070
289982993228,3cyclictest118251-1kworker/0:2H+kblockd07:35:120
289987993128,2cyclictest303425-21kworker/2:2+pm08:50:052
289984993130,0cyclictest1272-21snmpd09:21:571
289984993130,0cyclictest1272-21snmpd08:59:531
289984993129,1cyclictest289868-21kworker/1:1+pm07:26:361
289984993129,1cyclictest1272-21snmpd11:22:511
289984993129,1cyclictest1272-21snmpd10:31:201
289984993129,1cyclictest1115878-21isc-net-000008:20:481
289984993128,2cyclictest251322-1kworker/1:2H+kblockd07:10:431
289984993127,3cyclictest375262-21ThreadPoolForeg08:45:111
289984993125,4cyclictest437633-31munin-graph09:55:451
289982993130,0cyclictest1272-21snmpd07:58:430
289982993129,1cyclictest1272-21snmpd10:12:160
289982993129,1cyclictest1272-21snmpd09:29:420
289982993129,1cyclictest1272-21snmpd08:34:320
289982993129,1cyclictest1272-21snmpd08:20:580
289982993129,1cyclictest1272-21snmpd07:54:310
289982993129,1cyclictest118251-1kworker/0:2H+kblockd07:10:030
289982993128,2cyclictest476544-21kworker/u8:1+events_unbound11:10:140
289982993128,2cyclictest118251-1kworker/0:2H+kblockd12:26:560
289982993128,2cyclictest118251-1kworker/0:2H+kblockd11:50:120
289982993128,2cyclictest118251-1kworker/0:2H+kblockd10:51:270
289982993128,2cyclictest118251-1kworker/0:2H+kblockd08:25:100
289987993027,2cyclictest303425-21kworker/2:2+pm08:32:042
289984993029,0cyclictest1272-21snmpd12:16:411
289984993028,1cyclictest251322-1kworker/1:2H+kblockd10:45:061
289984993028,1cyclictest1272-21snmpd12:22:261
289984993028,1cyclictest1272-21snmpd09:05:391
289984993025,3cyclictest562861-21kworker/u8:2+flush-179:012:25:311
289982993028,1cyclictest1115878-21isc-net-000007:23:480
289984992928,0cyclictest1272-21snmpd07:19:361
289984992927,1cyclictest1272-21snmpd08:39:591
289984992926,2cyclictest251322-1kworker/1:2H+kblockd10:20:001
289984992925,3cyclictest529709-21kworker/u8:2+flush-179:011:50:051
289984992923,4cyclictest308236-21/usr/share/muni07:30:001
289982992925,3cyclictest541352-31munin-graph11:55:410
289992992827,1cyclictest280962-1kworker/3:1H+kblockd11:41:363
289987992826,1cyclictest0-21swapper/207:20:512
289984992826,1cyclictest429445-21awk09:50:021
289984992725,1cyclictest1272-21snmpd07:20:541
289982992726,0cyclictest1272-21snmpd07:34:330
289982992725,1cyclictest1272-21snmpd10:21:470
289982992725,1cyclictest1272-21snmpd08:59:260
289982992724,2cyclictest118251-1kworker/0:2H+kblockd10:08:170
289984992624,1cyclictest1272-21snmpd11:35:381
289982992623,2cyclictest424934-21/usr/share/muni09:45:010
289982992623,2cyclictest283258-21kworker/u8:2+events_unbound07:25:190
289984992422,1cyclictest1272-21snmpd08:25:101
28998499237,3cyclictest485577-21snmp_ryswitch.c10:55:021
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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