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2025-12-16 - 18:57
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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 all highest latencies:
System rackbslot2.osadl.org (updated Tue Dec 16, 2025 12:44:41)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
10706062241185,21sleep20-21swapper/207:06:372
10706492231202,19sleep00-21swapper/007:07:070
10705922228199,19sleep30-21swapper/307:06:263
10708072227198,19sleep10-21swapper/107:09:081
1071045998242,39cyclictest1256892-13chrome10:45:010
1071049995855,2cyclictest1282675-21kworker/u8:0+events_unbound11:25:051
1071051995752,4cyclictest1136160-21/usr/share/muni08:25:132
1071051995443,10cyclictest1312414-21kworker/u8:0+flush-179:012:20:052
1071049995347,4cyclictest1153225-21CacheThread_Blo08:45:011
1071055995248,3cyclictest1256892-13chrome10:45:013
1071049994845,2cyclictest1312414-21kworker/u8:0+flush-179:011:55:131
1071055994743,3cyclictest1098489-21apt-get07:40:063
1071049994744,2cyclictest1140062-21kworker/u8:1+flush-179:009:15:141
12138642460,1sleep31213819-21snmp_wlanpowerc09:55:013
1071051994642,3cyclictest1118442-21kworker/u8:1+events_unbound08:10:202
1071049994642,3cyclictest1282675-21kworker/u8:0+flush-179:011:20:001
1071049994634,11cyclictest1140062-21kworker/u8:1+flush-179:009:10:061
1071045994643,2cyclictest1024199-21kworker/u8:2+flush-179:007:35:040
1071049994541,3cyclictest1213580-21kworker/u8:3+events_unbound10:05:151
1071045994542,2cyclictest1286991-21kworker/u8:3+events_unbound11:30:050
1071055994437,5cyclictest1209510-21/usr/share/muni09:50:013
1071051994441,2cyclictest1312414-21kworker/u8:0+flush-179:011:55:272
1071055994335,7cyclictest1288617-21ntpq11:20:083
1071055994329,2cyclictest734829-1kworker/3:0H+kblockd10:30:153
1071051994341,2cyclictest1273971-21kworker/u8:4+flush-179:011:10:052
1071051994340,2cyclictest1183227-21kworker/u8:2+flush-179:009:25:152
1071051994339,3cyclictest1024199-21kworker/u8:2+flush-179:007:15:162
1071049994340,2cyclictest1195907-21kworker/u8:0+events_unbound10:10:061
1071049994340,2cyclictest1127292-21kworker/u8:2+events_unbound08:55:161
1071045994340,2cyclictest1183227-21kworker/u8:2+flush-179:010:50:050
1071045994339,3cyclictest1145142-21kworker/u8:0+events_unbound08:45:010
1071045994339,3cyclictest1084028-21kworker/u8:5+flush-179:007:55:060
1071051994239,2cyclictest1299683-21kworker/u8:2+flush-179:011:40:062
1071051994239,2cyclictest1299683-21kworker/u8:2+flush-179:011:40:062
1071049994239,2cyclictest1322049-21kworker/u8:3+flush-179:012:25:151
1071049994239,2cyclictest1299683-21kworker/u8:2+events_unbound12:20:151
1071049994239,2cyclictest1097232-21kworker/u8:0+flush-179:008:05:201
1071049994239,2cyclictest1084028-21kworker/u8:5+flush-179:007:45:161
1071049994238,3cyclictest1312414-21kworker/u8:0+flush-179:012:15:051
1071045994238,3cyclictest1195907-21kworker/u8:0+flush-179:010:10:130
1071045994237,4cyclictest1322292-21/usr/share/muni12:00:130
1071045994237,3cyclictest1239626-21munin-update10:25:020
1071045994236,4cyclictest1317710-21latency_hist11:55:000
1071051994139,1cyclictest1024199-21kworker/u8:2+events_unbound07:25:052
1071051994138,2cyclictest1097232-21kworker/u8:0+flush-179:008:05:152
1071051994137,3cyclictest995130-21kworker/u8:0+flush-179:007:10:072
1071051994121,19cyclictest1195907-21kworker/u8:0+events_unbound09:54:592
1071045994137,3cyclictest1195907-21kworker/u8:0+flush-179:010:15:050
1071055994027,9cyclictest1322293-21/usr/share/muni12:00:023
1071055994024,14cyclictest1101738-21chrome07:45:013
1071051994037,2cyclictest1321942-21kworker/2:2+pm12:30:032
1071045994037,2cyclictest1251635-21kworker/u8:3+flush-179:010:40:050
1071055993934,3cyclictest734829-1kworker/3:0H+kblockd08:25:043
1071055993934,3cyclictest1108096-21cat07:50:143
1071055993928,9cyclictest1267367-21apt-get10:55:133
1071051993937,1cyclictest1321942-21kworker/2:2+pm12:25:572
1071051993937,1cyclictest1157078-21kworker/2:2+pm09:06:032
1071051993937,1cyclictest1157078-21kworker/2:2+pm08:54:182
1071051993937,1cyclictest1037380-21kworker/2:1+pm07:50:142
1071051993936,3cyclictest1118442-21kworker/u8:1+events_unbound08:20:012
1071051993936,2cyclictest1195959-21kworker/2:0+pm10:00:112
1071051993936,2cyclictest1195907-21kworker/u8:0+flush-179:010:05:052
1071051993936,2cyclictest1157078-21kworker/2:2+pm08:55:272
1071051993934,4cyclictest1335016-21/usr/share/muni12:15:012
1071049993936,2cyclictest1235110-21kworker/u8:1+events_unbound11:05:011
1071049993935,3cyclictest1195907-21kworker/u8:0+events_unbound09:40:151
1071055993834,3cyclictest734829-1kworker/3:0H+kblockd07:29:203
1071055993834,2cyclictest734829-1kworker/3:0H+kblockd12:07:213
1071055993834,2cyclictest734829-1kworker/3:0H+kblockd08:00:483
1071051993836,1cyclictest1195959-21kworker/2:0+pm11:51:042
1071051993836,1cyclictest1195959-21kworker/2:0+pm11:45:062
1071051993836,1cyclictest1195959-21kworker/2:0+pm11:26:032
1071051993836,1cyclictest1195959-21kworker/2:0+pm10:17:552
1071051993836,1cyclictest1157078-21kworker/2:2+pm09:10:102
1071051993836,1cyclictest1157078-21kworker/2:2+pm09:04:592
1071051993836,1cyclictest1037380-21kworker/2:1+pm08:41:032
1071051993835,2cyclictest1282675-21kworker/u8:0+flush-179:011:15:152
1071051993835,2cyclictest1195959-21kworker/2:0+pm10:40:022
1071051993835,2cyclictest1118442-21kworker/u8:1+events_unbound08:20:092
1071051993835,2cyclictest1024842-1kworker/2:2H+kblockd12:35:042
1071051993834,3cyclictest1140062-21kworker/u8:1+flush-179:009:15:102
1071049993836,2cyclictest1024199-21kworker/u8:2+flush-179:007:40:241
1071049993833,4cyclictest1084912-21ntpq07:25:041
1071045993834,2cyclictest986220-1kworker/0:2H+kblockd12:30:030
1071045993832,4cyclictest1244184-21/usr/share/muni10:30:010
1071055993734,2cyclictest734829-1kworker/3:0H+kblockd11:41:013
1071055993734,2cyclictest734829-1kworker/3:0H+kblockd11:41:013
1071055993734,2cyclictest734829-1kworker/3:0H+kblockd07:11:333
1071055993733,3cyclictest734829-1kworker/3:0H+kblockd10:51:223
1071055993733,2cyclictest734829-1kworker/3:0H+kblockd11:19:213
1071055993733,2cyclictest734829-1kworker/3:0H+kblockd09:35:093
1071055993733,2cyclictest734829-1kworker/3:0H+kblockd09:30:023
1071055993732,3cyclictest734829-1kworker/3:0H+kblockd07:55:023
1071051993735,1cyclictest1321942-21kworker/2:2+pm12:05:512
1071051993735,1cyclictest1195959-21kworker/2:0+pm11:21:382
1071051993735,1cyclictest1195959-21kworker/2:0+pm10:46:122
1071051993735,1cyclictest1037380-21kworker/2:1+pm08:45:472
1071051993735,1cyclictest1037380-21kworker/2:1+pm08:31:012
1071051993734,2cyclictest1195959-21kworker/2:0+pm09:45:022
1071051993733,3cyclictest1084028-21kworker/u8:5+flush-179:008:35:152
1071051993718,18cyclictest1101634-21ThreadPoolForeg07:45:012
1071049993735,2cyclictest1235110-21kworker/u8:1+flush-179:010:30:121
1071049993734,2cyclictest773925-1kworker/1:0H+kblockd11:45:011
1071049993734,2cyclictest773925-1kworker/1:0H+kblockd09:45:041
1071049993734,2cyclictest773925-1kworker/1:0H+kblockd09:36:011
1071049993734,2cyclictest1195907-21kworker/u8:0+events_unbound10:15:241
1071049993733,3cyclictest1312414-21kworker/u8:0+flush-179:012:30:111
1071045993734,2cyclictest1265093-21kworker/u8:0+flush-179:011:00:150
1071045993734,2cyclictest1235110-21kworker/u8:1+flush-179:010:55:060
1071045993733,3cyclictest1140062-21kworker/u8:1+events_unbound09:00:080
1071045993730,2cyclictest1195907-21kworker/u8:0+flush-179:010:00:070
1071055993634,1cyclictest734829-1kworker/3:0H+kblockd11:01:153
1071055993634,1cyclictest1269664-21kworker/3:0+pm11:37:393
1071055993633,2cyclictest734829-1kworker/3:0H+kblockd11:56:183
1071055993633,2cyclictest734829-1kworker/3:0H+kblockd11:51:033
1071055993633,2cyclictest734829-1kworker/3:0H+kblockd08:37:123
1071055993632,3cyclictest734829-1kworker/3:0H+kblockd08:55:013
1071055993628,6cyclictest1179361-21/usr/share/muni09:15:093
1071051993635,1cyclictest1037380-21kworker/2:1+pm07:47:172
1071051993634,1cyclictest1195959-21kworker/2:0+pm12:00:442
1071051993634,1cyclictest1195959-21kworker/2:0+pm10:50:012
1071051993634,1cyclictest1195959-21kworker/2:0+pm10:13:152
1071051993634,1cyclictest1157078-21kworker/2:2+pm09:24:482
1071051993634,1cyclictest1037380-21kworker/2:1+pm07:31:332
1071051993633,2cyclictest1321942-21kworker/2:2+pm12:10:482
1071051993633,2cyclictest1097232-21kworker/u8:0+flush-179:008:00:062
1071051993633,1cyclictest1037380-21kworker/2:1+pm07:35:152
1071051993633,1cyclictest1024842-1kworker/2:2H+kblockd10:36:012
1071051993632,2cyclictest1024842-1kworker/2:2H+kblockd07:55:032
1071051993631,4cyclictest1230609-21kworker/u8:4+events_unbound10:25:152
1071049993634,2cyclictest1286991-21kworker/u8:3+events_unbound11:20:071
1071049993634,1cyclictest773925-1kworker/1:0H+kblockd09:09:021
1071049993634,1cyclictest773925-1kworker/1:0H+kblockd07:35:471
1071049993633,1cyclictest773925-1kworker/1:0H+kblockd08:30:551
1071049993632,3cyclictest1157191-21kworker/u8:3+flush-179:009:25:121
1071045993634,1cyclictest1228325-21kworker/0:0+pm11:25:000
1071045993633,2cyclictest986220-1kworker/0:2H+kblockd12:25:100
1071045993633,2cyclictest1299683-21kworker/u8:2+flush-179:011:45:070
1071045993632,3cyclictest1084028-21kworker/u8:5+flush-179:008:30:270
1071055993532,2cyclictest734829-1kworker/3:0H+kblockd12:36:253
1071055993532,2cyclictest734829-1kworker/3:0H+kblockd10:35:283
1071055993530,3cyclictest1318-21snmpd09:40:083
1071055993529,4cyclictest1335013-21/usr/share/muni12:15:153
1071055993528,6cyclictest1093927-21awk07:35:053
1071055993528,5cyclictest1162182-21ntpq08:55:043
1071055993527,6cyclictest1127479-21/usr/share/muni08:15:023
1071051993534,1cyclictest1195959-21kworker/2:0+pm11:03:472
1071051993532,2cyclictest1195959-21kworker/2:0+pm10:30:292
1071049993534,1cyclictest773925-1kworker/1:0H+kblockd10:21:151
1071049993533,1cyclictest773925-1kworker/1:0H+kblockd08:00:101
1071049993533,1cyclictest773925-1kworker/1:0H+kblockd07:55:571
1071049993533,1cyclictest773925-1kworker/1:0H+kblockd07:24:181
1071049993532,2cyclictest1299683-21kworker/u8:2+events_unbound12:05:141
1071049993531,3cyclictest1210608-21apt-get09:50:071
1071049993530,4cyclictest1248437-21/usr/share/muni10:35:031
1071045993533,1cyclictest986220-1kworker/0:2H+kblockd10:35:150
1071045993532,2cyclictest986220-1kworker/0:2H+kblockd11:25:010
1071045993532,2cyclictest986220-1kworker/0:2H+kblockd08:15:460
1071045993532,2cyclictest986220-1kworker/0:2H+kblockd07:45:430
1071055993431,2cyclictest734829-1kworker/3:0H+kblockd12:26:573
1071055993431,2cyclictest734829-1kworker/3:0H+kblockd11:30:203
1071055993431,2cyclictest734829-1kworker/3:0H+kblockd09:06:033
1071055993431,2cyclictest734829-1kworker/3:0H+kblockd08:40:133
1071055993431,1cyclictest734829-1kworker/3:0H+kblockd12:30:163
1071055993430,2cyclictest734829-1kworker/3:0H+kblockd11:05:053
1071055993428,4cyclictest1131859-21/usr/share/muni08:20:093
1071051993432,1cyclictest1195959-21kworker/2:0+pm11:32:042
1071051993432,1cyclictest1195959-21kworker/2:0+pm10:55:482
1071051993432,1cyclictest1195959-21kworker/2:0+pm09:40:442
1071051993432,1cyclictest1037380-21kworker/2:1+pm07:23:302
1071051993431,2cyclictest1140062-21kworker/u8:1+flush-179:009:35:042
1071049993432,1cyclictest773925-1kworker/1:0H+kblockd07:30:421
1071049993432,1cyclictest1263772-21awk10:50:151
1071049993431,2cyclictest773925-1kworker/1:0H+kblockd11:00:561
1071049993431,2cyclictest773925-1kworker/1:0H+kblockd10:45:131
1071049993431,2cyclictest1322049-21kworker/u8:3+events_unbound12:00:221
1071049993431,2cyclictest1183227-21kworker/u8:2+flush-179:009:55:111
1071045993432,1cyclictest986220-1kworker/0:2H+kblockd07:40:150
1071045993432,1cyclictest1161691-21kworker/0:1+pm10:08:110
1071045993431,2cyclictest986220-1kworker/0:2H+kblockd11:40:590
1071045993431,2cyclictest986220-1kworker/0:2H+kblockd11:40:590
1071045993431,2cyclictest1299683-21kworker/u8:2+flush-179:011:35:050
1071045993431,2cyclictest1273971-21kworker/u8:4+events_unbound11:15:040
1071045993431,2cyclictest1140062-21kworker/u8:1+flush-179:009:30:040
1071045993431,2cyclictest1097232-21kworker/u8:0+flush-179:007:50:150
1071045993431,2cyclictest1084028-21kworker/u8:5+events_unbound08:20:230
1071045993430,3cyclictest1299683-21kworker/u8:2+events_unbound12:35:160
1071055993331,1cyclictest734829-1kworker/3:0H+kblockd12:20:263
1071055993331,1cyclictest1169821-21kworker/3:2+pm09:02:263
1071055993330,2cyclictest734829-1kworker/3:0H+kblockd11:49:053
1071055993329,2cyclictest1219134-21awk10:00:073
1071055993326,6cyclictest1334394-31munin-graph12:10:383
1071051993331,1cyclictest1195959-21kworker/2:0+pm09:55:112
1071051993329,3cyclictest1194259-21apt-get09:30:142
1071049993331,1cyclictest773925-1kworker/1:0H+kblockd10:25:411
1071049993331,1cyclictest773925-1kworker/1:0H+kblockd08:55:011
1071049993331,1cyclictest773925-1kworker/1:0H+kblockd08:15:591
1071049993330,2cyclictest773925-1kworker/1:0H+kblockd09:00:161
1071049993330,2cyclictest1312414-21kworker/u8:0+flush-179:012:10:211
1071045993331,1cyclictest986220-1kworker/0:2H+kblockd09:15:160
1071045993331,1cyclictest973541-21kworker/0:2+pm08:46:260
1071045993331,1cyclictest1161691-21kworker/0:1+pm09:10:260
1071045993330,2cyclictest986220-1kworker/0:2H+kblockd09:40:550
1071045993330,2cyclictest986220-1kworker/0:2H+kblockd07:16:020
1071045993330,2cyclictest1318-21snmpd08:35:090
1071045993330,2cyclictest1183227-21kworker/u8:2+flush-179:009:55:100
1071045993329,3cyclictest1183227-21kworker/u8:2+flush-179:009:50:050
1071045993328,4cyclictest1326486-21/usr/share/muni12:05:100
1071055993230,1cyclictest1318-21snmpd11:29:483
1071055993230,1cyclictest1318-21snmpd11:14:563
1071055993230,1cyclictest1318-21snmpd08:47:153
1071055993229,2cyclictest734829-1kworker/3:0H+kblockd10:16:153
1071055993229,2cyclictest734829-1kworker/3:0H+kblockd09:45:463
1071055993226,4cyclictest1238721-21ntpq10:20:223
1071051993230,1cyclictest1318-21snmpd11:09:472
1071051993229,2cyclictest1195959-21kworker/2:0+pm11:35:032
1071051993229,2cyclictest1195959-21kworker/2:0+pm10:20:042
1071049993230,1cyclictest1318-21snmpd07:14:181
1071049993229,2cyclictest773925-1kworker/1:0H+kblockd07:16:021
1071049993229,2cyclictest1118442-21kworker/u8:1+flush-179:008:10:151
1071049993229,2cyclictest1084028-21kworker/u8:5+flush-179:008:35:111
1071045993230,1cyclictest1318-21snmpd09:07:460
1071045993230,1cyclictest1318-21snmpd07:24:060
1071045993229,2cyclictest1140062-21kworker/u8:1+events_unbound08:50:150
1071045993226,4cyclictest1235907-21ntpq10:20:040
1071055993130,1cyclictest1169821-21kworker/3:2+pm09:12:433
1071055993128,2cyclictest734829-1kworker/3:0H+kblockd10:26:193
1071055993128,2cyclictest734829-1kworker/3:0H+kblockd07:34:503
1071055993126,4cyclictest1226033-31munin-html10:05:313
1071055993125,5cyclictest1318-21snmpd08:06:563
1071049993129,1cyclictest773925-1kworker/1:0H+kblockd07:50:491
1071049993129,1cyclictest1318-21snmpd11:52:511
1071049993129,1cyclictest1318-21snmpd09:33:321
1071049993129,1cyclictest1318-21snmpd08:23:351
1071049993129,1cyclictest1138417-21awk08:25:151
1071049993128,2cyclictest1183227-21kworker/u8:2+flush-179:010:00:051
1071045993130,1cyclictest1318-21snmpd11:13:050
1071045993129,1cyclictest66610-21ntpd09:48:350
1071045993129,1cyclictest1197571-21awk09:35:070
1071045993128,1cyclictest986220-1kworker/0:2H+kblockd07:30:530
1071055993030,0cyclictest1318-21snmpd09:23:473
1071055993028,1cyclictest1318-21snmpd07:21:343
1071055993027,2cyclictest734829-1kworker/3:0H+kblockd08:31:313
1071055993026,4cyclictest1318-21snmpd10:44:583
1071049993030,0cyclictest1318-21snmpd11:39:031
1071049993029,1cyclictest773925-1kworker/1:0H+kblockd09:21:381
1071049993029,0cyclictest1318-21snmpd11:30:481
1071049993022,7cyclictest1299683-21kworker/u8:2+flush-179:011:40:161
1071049993022,7cyclictest1299683-21kworker/u8:2+flush-179:011:40:161
1071045993028,1cyclictest1318-21snmpd07:29:360
1071045993027,2cyclictest1157191-21kworker/u8:3+flush-179:009:25:050
1071045993027,2cyclictest1084028-21kworker/u8:5+flush-179:008:05:050
1071045993026,3cyclictest1127292-21kworker/u8:2+events_unbound08:25:080
1071055992926,2cyclictest1124318-21apt-get08:10:083
1071049992927,1cyclictest773925-1kworker/1:0H+kblockd11:10:371
1071049992927,1cyclictest1255452-21awk10:40:181
1071049992926,2cyclictest773925-1kworker/1:0H+kblockd08:40:191
1071045992929,0cyclictest1318-21snmpd11:55:100
1071045992929,0cyclictest1318-21snmpd08:56:480
1071045992928,0cyclictest1318-21snmpd08:14:470
1071045992927,1cyclictest1322049-21kworker/u8:3+flush-179:012:15:050
1071045992927,1cyclictest1318-21snmpd09:20:550
1071045992927,1cyclictest1073423-21awk07:10:150
1071055992826,1cyclictest1318-21snmpd10:14:483
1071055992826,1cyclictest1318-21snmpd09:29:353
1071055992824,2cyclictest734829-1kworker/3:0H+kblockd07:15:493
1071049992822,4cyclictest1265666-21/usr/share/muni10:55:031
1071045992827,1cyclictest1318-21snmpd12:10:250
1071045992726,0cyclictest1275671-21awk11:05:070
1071045992725,1cyclictest1318-21snmpd08:03:020
1071049992624,1cyclictest1353903-21awk12:35:121
1071045992418,5cyclictest1339359-21/usr/share/muni12:20:130
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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