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2025-11-25 - 15:09
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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 highest latencies:
System rackbslot2.osadl.org (updated Tue Nov 25, 2025 12:44:41)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
41780232235207,18sleep10-21swapper/107:08:261
41780092231201,20sleep20-21swapper/207:08:162
41780102224195,19sleep30-21swapper/307:08:163
41779162217189,18sleep00-21swapper/007:07:000
2256872660,1chrt225592-13chrome11:45:022
4178277996258,3cyclictest67005-21/usr/share/muni08:45:012
4178277996258,3cyclictest67005-21/usr/share/muni08:45:012
4178274995711,10cyclictest225518-21/usr/share/muni11:45:021
4178282995248,3cyclictest112733-21apt-get09:35:133
4178277995045,4cyclictest238817-21/usr/share/muni12:00:152
417827099505,12cyclictest225561-21snmp_wlanpowerc11:45:020
4178282994542,2cyclictest4169469-21kworker/u8:3+flush-179:007:20:003
4178282994542,2cyclictest208134-21kworker/u8:2+flush-179:011:45:163
4178274994543,1cyclictest238188-31munin-html11:55:401
4178270994541,3cyclictest35360-21kworker/u8:3+flush-179:008:10:020
4178277994432,11cyclictest199319-21kworker/2:1+pm11:50:102
4178274994340,2cyclictest143505-21kworker/u8:1+flush-179:010:10:171
4178274994339,3cyclictest126107-21apt-get09:50:151
4178270994338,4cyclictest70801-21kworker/u8:3+events_unbound08:50:120
4178270994338,4cyclictest102168-21/usr/share/muni09:25:130
1023462430,1chrt102344-21snmp_wlanpowerc09:25:041
4178277994238,3cyclictest96589-21kworker/u8:0+flush-179:010:00:042
4178270994237,4cyclictest106772-21/usr/share/muni09:30:130
4178277994139,1cyclictest101539-21kworker/2:0+pm10:26:172
4178277994138,1cyclictest57710-21kworker/2:1+pm08:50:042
4178277994129,12cyclictest4151555-21kworker/2:2+pm07:17:312
4178274994138,2cyclictest137034-21kworker/u8:2+flush-179:010:05:161
4178282994037,2cyclictest182345-21kworker/u8:0+flush-179:011:30:153
4178277994038,1cyclictest3776863-1kworker/2:0H+kblockd10:51:332
4178277994037,2cyclictest101539-21kworker/2:0+pm10:36:082
4178274994036,3cyclictest30903-21apt-get08:00:171
4178274994036,2cyclictest1135-21mosquitto09:00:111
4178270994037,2cyclictest35360-21kworker/u8:3+flush-179:008:20:270
4178270994035,4cyclictest221119-21/usr/share/muni11:40:030
4178282993936,2cyclictest132028-21kworker/u8:3+flush-179:011:10:073
4178282993935,3cyclictest2349-21munin-update07:30:273
4178277993937,1cyclictest57710-21kworker/2:1+pm09:20:482
4178277993937,1cyclictest57710-21kworker/2:1+pm09:10:272
4178277993937,1cyclictest57710-21kworker/2:1+pm08:56:022
4178277993937,1cyclictest36616-21kworker/2:2+pm08:26:022
4178277993937,1cyclictest36616-21kworker/2:2+pm08:10:282
4178277993937,1cyclictest242917-21kworker/2:0+pm12:10:172
4178277993937,1cyclictest10829-21kworker/2:1+pm08:00:002
4178277993937,1cyclictest101539-21kworker/2:0+pm10:30:162
4178277993936,2cyclictest4151555-21kworker/2:2+pm07:35:012
4178277993936,2cyclictest101539-21kworker/2:0+pm09:56:042
4178277993936,2cyclictest101539-21kworker/2:0+pm09:25:502
4178277993935,3cyclictest4190822-21kworker/u8:1+events_unbound08:05:012
4178277993932,5cyclictest19916-21/usr/share/muni07:50:132
417827499391,37cyclictest191020-21snmp_wlanpowerc11:05:031
4178282993835,2cyclictest70801-21kworker/u8:3+flush-179:008:55:093
4178277993836,1cyclictest57710-21kworker/2:1+pm08:35:042
4178277993836,1cyclictest36616-21kworker/2:2+pm08:20:212
4178277993836,1cyclictest10829-21kworker/2:1+pm07:55:542
4178277993836,1cyclictest101539-21kworker/2:0+pm11:01:052
4178277993836,1cyclictest101539-21kworker/2:0+pm10:15:552
4178277993836,1cyclictest101539-21kworker/2:0+pm09:40:042
4178277993835,2cyclictest4151555-21kworker/2:2+pm07:25:032
4178277993835,2cyclictest242917-21kworker/2:0+pm12:35:152
4178277993835,2cyclictest10829-21kworker/2:1+pm07:45:092
4178277993835,2cyclictest101539-21kworker/2:0+pm10:55:052
4178277993835,2cyclictest101539-21kworker/2:0+pm10:45:072
4178277993835,2cyclictest101539-21kworker/2:0+pm09:45:042
4178277993835,2cyclictest101539-21kworker/2:0+pm09:45:042
4178277993834,3cyclictest101539-21kworker/2:0+pm10:10:042
4178277993834,2cyclictest101539-21kworker/2:0+pm10:40:042
417827499384,33cyclictest0-21swapper/111:10:061
4178274993836,1cyclictest115125-21kworker/1:0+pm09:45:011
4178274993835,2cyclictest4169469-21kworker/u8:3+flush-179:007:10:041
4178270993833,4cyclictest4190822-21kworker/u8:1+flush-179:008:05:150
4178270993832,4cyclictest194820-21latency_hist11:10:000
4178282993734,2cyclictest71697-1kworker/3:0H+kblockd12:34:183
4178282993734,2cyclictest155034-21kworker/u8:1+events_unbound11:00:013
4178277993736,1cyclictest199319-21kworker/2:1+pm11:56:202
4178277993735,1cyclictest57710-21kworker/2:1+pm09:04:592
4178277993735,1cyclictest4151555-21kworker/2:2+pm07:30:072
4178277993735,1cyclictest36616-21kworker/2:2+pm08:30:052
4178277993735,1cyclictest199319-21kworker/2:1+pm11:30:172
4178277993735,1cyclictest199319-21kworker/2:1+pm11:25:482
4178277993734,2cyclictest57710-21kworker/2:1+pm09:15:152
4178277993734,2cyclictest57710-21kworker/2:1+pm09:15:152
4178277993734,2cyclictest3776863-1kworker/2:0H+kblockd09:33:552
4178277993734,2cyclictest101539-21kworker/2:0+pm10:05:392
4178277993734,1cyclictest101539-21kworker/2:0+pm10:25:002
4178270993734,2cyclictest96589-21kworker/u8:0+flush-179:009:35:140
4178270993734,2cyclictest4169300-1kworker/0:1H+kblockd07:50:040
4178270993734,2cyclictest242564-21kworker/u8:0+events_unbound12:20:140
4178270993734,2cyclictest208134-21kworker/u8:2+flush-179:011:35:010
4178270993733,3cyclictest163388-21kworker/u8:2+events_unbound10:45:070
4178270993732,3cyclictest4183797-21kworker/u8:2+events_unbound07:30:140
4178282993635,1cyclictest4130916-1kworker/3:1H+kblockd07:55:283
4178282993634,1cyclictest71697-1kworker/3:0H+kblockd08:51:193
4178282993633,2cyclictest71697-1kworker/3:0H+kblockd11:00:063
4178282993633,2cyclictest71697-1kworker/3:0H+kblockd10:05:033
4178282993633,2cyclictest35360-21kworker/u8:3+flush-179:008:20:063
4178282993631,3cyclictest215375-21kworker/u8:3+flush-179:011:55:013
417828299360,2cyclictest174188-21apache_processe10:45:133
4178277993635,1cyclictest242917-21kworker/2:0+pm12:06:132
4178277993634,1cyclictest3776863-1kworker/2:0H+kblockd11:35:422
4178277993634,1cyclictest3776863-1kworker/2:0H+kblockd08:43:362
4178277993634,1cyclictest3776863-1kworker/2:0H+kblockd07:42:202
4178277993634,1cyclictest242917-21kworker/2:0+pm12:20:542
4178277993634,1cyclictest242917-21kworker/2:0+pm12:15:462
4178277993633,2cyclictest3776863-1kworker/2:0H+kblockd12:33:572
4178277993633,2cyclictest3776863-1kworker/2:0H+kblockd11:40:272
4178277993633,2cyclictest3776863-1kworker/2:0H+kblockd09:35:162
4178277993633,2cyclictest3776863-1kworker/2:0H+kblockd07:14:182
4178277993633,2cyclictest101539-21kworker/2:0+pm11:10:052
4178277993633,2cyclictest101539-21kworker/2:0+pm11:05:052
4178277993632,3cyclictest155034-21kworker/u8:1+flush-179:011:20:062
4178274993634,1cyclictest3642015-1kworker/1:2H+kblockd11:20:271
4178274993634,1cyclictest3642015-1kworker/1:2H+kblockd09:55:531
4178274993634,1cyclictest196033-21kworker/1:2+pm12:24:301
4178274993634,1cyclictest115125-21kworker/1:0+pm10:39:051
4178274993633,2cyclictest70801-21kworker/u8:3+flush-179:008:55:261
4178274993633,2cyclictest3642015-1kworker/1:2H+kblockd12:35:041
4178274993633,2cyclictest3642015-1kworker/1:2H+kblockd10:20:041
4178274993633,2cyclictest3642015-1kworker/1:2H+kblockd09:15:041
4178274993633,2cyclictest3642015-1kworker/1:2H+kblockd09:15:041
4178274993633,2cyclictest3642015-1kworker/1:2H+kblockd07:35:501
4178274993632,3cyclictest4183575-21ntpq07:15:051
4178274993632,3cyclictest185463-31munin-html10:55:291
4178270993634,1cyclictest4169300-1kworker/0:1H+kblockd11:20:550
4178270993634,1cyclictest4169300-1kworker/0:1H+kblockd10:25:150
4178270993634,1cyclictest4169300-1kworker/0:1H+kblockd08:46:210
4178270993634,1cyclictest4169300-1kworker/0:1H+kblockd08:46:210
4178270993633,2cyclictest132028-21kworker/u8:3+flush-179:010:45:010
4178282993533,1cyclictest71697-1kworker/3:0H+kblockd11:10:013
4178282993533,1cyclictest4130916-1kworker/3:1H+kblockd07:11:163
4178282993531,3cyclictest16815-21ThreadPoolForeg07:45:113
4178282993531,2cyclictest71697-1kworker/3:0H+kblockd10:21:013
4178282993530,4cyclictest128338-21/usr/share/muni09:55:023
4178277993533,1cyclictest57710-21kworker/2:1+pm09:05:392
4178277993533,1cyclictest36616-21kworker/2:2+pm08:17:012
4178277993533,1cyclictest199319-21kworker/2:1+pm11:16:122
4178277993532,2cyclictest242917-21kworker/2:0+pm12:25:162
4178274993533,1cyclictest3642015-1kworker/1:2H+kblockd12:00:591
4178274993533,1cyclictest3642015-1kworker/1:2H+kblockd11:01:161
4178274993532,2cyclictest3642015-1kworker/1:2H+kblockd12:10:461
4178274993532,2cyclictest35360-21kworker/u8:3+flush-179:008:05:221
4178270993533,1cyclictest4169300-1kworker/0:1H+kblockd09:13:070
4178270993533,1cyclictest4169300-1kworker/0:1H+kblockd07:39:270
4178270993532,2cyclictest4169300-1kworker/0:1H+kblockd12:15:430
4178270993532,2cyclictest4169300-1kworker/0:1H+kblockd10:35:110
4178270993532,2cyclictest4169300-1kworker/0:1H+kblockd10:15:140
4178270993531,3cyclictest115324-21/usr/share/muni09:40:090
4178270993531,2cyclictest4169300-1kworker/0:1H+kblockd09:20:590
4178282993432,1cyclictest71697-1kworker/3:0H+kblockd12:36:323
4178282993432,1cyclictest71697-1kworker/3:0H+kblockd09:15:453
4178282993432,1cyclictest71697-1kworker/3:0H+kblockd09:15:453
4178282993432,1cyclictest4130916-1kworker/3:1H+kblockd07:39:193
4178282993431,2cyclictest71697-1kworker/3:0H+kblockd11:40:103
4178282993431,2cyclictest71697-1kworker/3:0H+kblockd10:01:393
4178282993431,2cyclictest71697-1kworker/3:0H+kblockd09:50:033
4178282993431,2cyclictest49297-21kworker/u8:2+flush-179:008:45:013
4178282993429,3cyclictest80026-21/usr/share/muni09:00:123
4178277993431,2cyclictest101539-21kworker/2:0+pm09:50:452
4178274993432,1cyclictest3642015-1kworker/1:2H+kblockd10:01:301
4178274993432,1cyclictest3642015-1kworker/1:2H+kblockd07:20:041
417827499342,3cyclictest212658-21/usr/share/muni11:30:031
4178270993432,1cyclictest4169300-1kworker/0:1H+kblockd09:52:590
4178270993431,2cyclictest4169300-1kworker/0:1H+kblockd12:37:340
4178270993431,2cyclictest4169300-1kworker/0:1H+kblockd07:45:030
4178270993431,1cyclictest4169300-1kworker/0:1H+kblockd11:16:100
4178270993431,1cyclictest4169300-1kworker/0:1H+kblockd10:10:560
4178270993430,2cyclictest4169300-1kworker/0:1H+kblockd10:09:520
4178282993331,1cyclictest71697-1kworker/3:0H+kblockd12:00:113
4178282993331,1cyclictest71697-1kworker/3:0H+kblockd11:15:113
4178282993331,1cyclictest71697-1kworker/3:0H+kblockd10:41:083
4178277993331,1cyclictest4151555-21kworker/2:2+pm07:21:192
4178274993332,1cyclictest3642015-1kworker/1:2H+kblockd07:46:321
4178274993331,1cyclictest66767-21kworker/1:2+pm09:22:031
4178274993330,2cyclictest132028-21kworker/u8:3+flush-179:010:25:101
4178274993329,3cyclictest132028-21kworker/u8:3+flush-179:010:45:151
4178270993331,1cyclictest4169300-1kworker/0:1H+kblockd10:20:170
4178270993331,1cyclictest1318-21snmpd10:50:300
4178270993330,2cyclictest70801-21kworker/u8:3+flush-179:008:55:130
4178270993330,2cyclictest4169300-1kworker/0:1H+kblockd12:02:070
4178270993330,2cyclictest4169300-1kworker/0:1H+kblockd09:00:050
4178282993230,2cyclictest71697-1kworker/3:0H+kblockd10:36:133
4178282993230,1cyclictest71697-1kworker/3:0H+kblockd10:30:013
4178282993230,1cyclictest64742-21isc-net-000007:26:003
4178282993230,1cyclictest13993-21awk07:40:193
4178282993229,2cyclictest1318-21snmpd11:37:583
4178282993229,2cyclictest1318-21snmpd09:05:093
4178282993229,2cyclictest1318-21snmpd08:49:483
4178282993229,2cyclictest1318-21snmpd08:49:483
4178282993229,2cyclictest1318-21snmpd07:24:153
4178282993228,2cyclictest71697-1kworker/3:0H+kblockd09:40:423
4178274993231,1cyclictest3642015-1kworker/1:2H+kblockd08:11:191
4178274993230,1cyclictest3642015-1kworker/1:2H+kblockd07:50:461
4178274993230,1cyclictest1318-21snmpd12:19:121
4178274993230,1cyclictest1318-21snmpd11:38:471
4178274993230,1cyclictest1318-21snmpd08:47:011
4178274993230,1cyclictest1318-21snmpd08:47:011
4178274993230,1cyclictest122270-21awk09:45:181
4178274993230,1cyclictest122270-21awk09:45:181
4178274993229,2cyclictest105786-21kworker/u8:1+flush-179:009:30:121
4178274993229,1cyclictest3642015-1kworker/1:2H+kblockd07:55:511
4178274993227,4cyclictest230970-21apt-get11:50:071
4178270993230,1cyclictest4169300-1kworker/0:1H+kblockd11:50:150
4178270993230,1cyclictest4169300-1kworker/0:1H+kblockd07:55:110
4178270993230,1cyclictest1318-21snmpd12:25:530
4178270993230,1cyclictest1318-21snmpd09:05:070
4178270993229,2cyclictest4169300-1kworker/0:1H+kblockd08:25:040
4178270993227,4cyclictest11149-21/usr/share/muni07:40:070
4178282993130,0cyclictest1318-21snmpd08:12:333
4178282993129,1cyclictest4130916-1kworker/3:1H+kblockd07:50:153
4178282993129,1cyclictest149021-21awk10:15:173
4178282993129,1cyclictest1318-21snmpd12:20:453
4178282993129,1cyclictest1318-21snmpd10:54:103
4178282993129,1cyclictest1318-21snmpd09:27:313
4178282993129,1cyclictest1318-21snmpd09:12:153
4178282993129,1cyclictest1318-21snmpd08:15:333
4178282993128,2cyclictest71697-1kworker/3:0H+kblockd11:50:163
4178282993128,2cyclictest53896-21kworker/u8:1+flush-179:008:30:263
4178282993127,3cyclictest141894-21/usr/share/muni10:10:023
4178274993130,1cyclictest3642015-1kworker/1:2H+kblockd09:09:361
4178274993129,1cyclictest64742-21isc-net-000011:16:011
4178274993129,1cyclictest1318-21snmpd11:42:411
4178274993129,1cyclictest1318-21snmpd08:43:461
4178274993128,2cyclictest21250usb-storage12:26:391
4178270993130,1cyclictest267271-21awk12:30:190
4178270993130,1cyclictest1318-21snmpd11:28:340
4178270993129,2cyclictest53896-21kworker/u8:1+flush-179:008:30:130
4178270993129,1cyclictest64742-21isc-net-000010:03:010
4178270993129,1cyclictest4169300-1kworker/0:1H+kblockd09:55:260
4178270993129,1cyclictest4169300-1kworker/0:1H+kblockd08:35:160
4178270993129,1cyclictest29531-21awk08:00:080
4178270993129,1cyclictest1318-21snmpd11:37:320
4178270993129,1cyclictest1318-21snmpd08:15:540
4178270993127,3cyclictest132028-21kworker/u8:3+events_unbound11:10:150
4178282993029,1cyclictest1318-21snmpd12:05:573
4178282993028,1cyclictest1318-21snmpd09:47:283
4178282993028,1cyclictest1318-21snmpd09:47:283
4178282993028,1cyclictest1318-21snmpd08:02:223
4178274993030,0cyclictest1318-21snmpd11:29:201
4178274993029,0cyclictest73895-21awk08:50:161
4178274993029,0cyclictest1318-21snmpd08:37:081
4178274993028,2cyclictest266013-21kworker/u8:1+events_unbound12:31:301
4178274993028,1cyclictest64742-21isc-net-000009:11:011
4178274993028,1cyclictest48417-21awk08:20:201
4178270993029,1cyclictest4169300-1kworker/0:1H+kblockd07:17:020
4178270993028,2cyclictest119422-21kworker/u8:2+flush-179:009:45:140
4178270993028,2cyclictest119422-21kworker/u8:2+flush-179:009:45:140
4178270993028,1cyclictest4190531-21awk07:20:160
4178270993028,1cyclictest1318-21snmpd12:05:380
4178270993027,2cyclictest4183797-21kworker/u8:2+events_unbound07:25:260
4178270993027,2cyclictest23589-21kworker/u8:0+flush-179:008:40:130
4178270993027,2cyclictest182345-21kworker/u8:0+flush-179:010:55:130
4178282992927,1cyclictest1318-21snmpd10:29:153
4178282992924,4cyclictest247580-21/usr/share/muni12:10:053
4178274992927,2cyclictest3642015-1kworker/1:2H+kblockd12:06:551
4178274992927,1cyclictest170891-21awk10:40:171
4178274992927,1cyclictest1318-21snmpd10:30:381
4178274992927,1cyclictest1318-21snmpd07:44:501
4178274992926,2cyclictest3642015-1kworker/1:2H+kblockd08:30:321
4178270992928,1cyclictest1318-21snmpd11:01:370
4178270992927,1cyclictest1318-21snmpd12:13:470
4178270992926,1cyclictest4169300-1kworker/0:1H+kblockd10:31:250
4178282992828,0cyclictest1318-21snmpd08:36:233
4178282992828,0cyclictest1318-21snmpd08:29:033
4178282992827,1cyclictest1318-21snmpd09:30:253
4178282992827,0cyclictest66610-21ntpd11:21:443
4178282992819,2cyclictest59300-21rs:main3
4178274992828,0cyclictest51409-21awk08:25:121
4178274992828,0cyclictest4119-21awk07:30:131
4178274992826,1cyclictest4169679-21kworker/1:0+pm07:26:431
4178274992826,1cyclictest1318-21snmpd10:18:111
4178274992816,11cyclictest111305-21snmp_ryswitch2.09:35:041
4178270992827,1cyclictest1318-21snmpd07:10:300
4178270992826,1cyclictest4169300-1kworker/0:1H+kblockd09:18:060
4178270992826,1cyclictest4169300-1kworker/0:1H+kblockd09:18:060
4178270992824,3cyclictest215375-21kworker/u8:3+flush-179:011:55:140
4178282992727,0cyclictest1318-21snmpd12:26:113
4178282992727,0cyclictest1318-21snmpd11:26:573
4178274992725,1cyclictest1318-21snmpd10:50:361
4178282992624,1cyclictest1318-21snmpd09:20:523
4178282992524,1cyclictest1318-21snmpd08:05:283
4178274992522,2cyclictest41410-21snmp_areswitch.08:15:021
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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