You are here: Home / Projects / OSADL QA Farm Real-time / Latency plots / 
2025-11-25 - 21:25
Click here to display the system's profile data or here to proceed to next system.
Click on a legend element to toggle display of that core, ctrl-click inverts display, shift-click enables all.

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 Tue Nov 25, 2025 12:44:34)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
8507292202179,14sleep20-21swapper/207:08:382
8507472199153,37sleep00-21swapper/007:08:510
8505582195154,14sleep10-21swapper/107:06:281
8508192187163,14sleep30-21swapper/307:09:433
85105799891,2cyclictest247557-21chrome11:45:021
851061997651,23cyclictest919487-21kworker/u8:4+flush-179:009:10:242
851062997162,7cyclictest893808-21/usr/share/muni07:50:163
851062996457,4cyclictest1130492-21latency_hist11:40:013
851061996056,3cyclictest877689-21kworker/u8:0+events_unbound07:50:182
851061995954,4cyclictest851154-21/usr/share/muni07:10:082
9019902580,5sleep1251irq_work/107:55:231
851062995854,3cyclictest919487-21kworker/u8:4+flush-179:009:00:163
851061995854,3cyclictest1089201-21kworker/u8:2+flush-179:011:45:262
851061995852,5cyclictest247515-21ThreadPoolForeg11:17:142
851061995754,2cyclictest971032-21kworker/u8:1+flush-179:009:25:092
851061995652,3cyclictest919487-21kworker/u8:4+flush-179:009:50:352
851061995650,5cyclictest904387-21/usr/share/muni08:00:032
851061995648,4cyclictest1033082-21kworker/u8:0+flush-179:010:30:102
851057995648,6cyclictest247560-21ThreadPoolForeg08:20:141
11467592560,1chrt1146758-21snmp_wlanswitch11:55:041
851061995551,3cyclictest919487-21kworker/u8:4+flush-179:009:17:032
851061995550,4cyclictest951045-21/usr/share/muni08:45:072
851057995549,5cyclictest1157635-21apt-get12:05:121
851061995451,2cyclictest916268-21kworker/u8:0+events_unbound09:40:262
851061995447,5cyclictest1064100-21/usr/share/muni10:35:172
851057995449,4cyclictest971032-21kworker/u8:1+flush-179:009:40:341
851062995348,4cyclictest903977-21cp08:00:013
851061995249,2cyclictest971032-21kworker/u8:1+flush-179:011:13:012
851062995144,6cyclictest3125725-21ThreadPoolForeg09:55:103
851062995137,6cyclictest247560-21ThreadPoolForeg11:26:593
851061995148,2cyclictest1048371-21kworker/u8:5+flush-179:010:30:002
851061995148,2cyclictest1048371-21kworker/u8:5+flush-179:010:30:002
851061995147,3cyclictest829742-21kworker/u8:4+flush-179:007:15:052
851061995147,3cyclictest1038219-21kworker/u8:4+events_unbound11:05:292
851055995147,3cyclictest1101620-21ntpq11:10:170
851062995046,3cyclictest877689-21kworker/u8:0+flush-179:007:35:583
851061995046,3cyclictest919487-21kworker/u8:4+flush-179:009:20:082
85106199503,45cyclictest1074366-21chrome10:45:012
851062994944,3cyclictest1084748-21/usr/share/muni10:55:093
851062994942,5cyclictest1146694-21/usr/share/muni11:55:113
851061994947,2cyclictest919487-21kworker/u8:4+events_unbound08:40:302
851061994946,2cyclictest971032-21kworker/u8:1+flush-179:010:53:522
851061994945,3cyclictest845108-21kworker/u8:1+flush-179:007:30:302
851061994945,3cyclictest1089201-21kworker/u8:2+events_unbound12:10:242
851057994944,4cyclictest919487-21kworker/u8:4+flush-179:009:45:131
851057994942,5cyclictest1068586-31munin-graph10:36:151
851061994845,2cyclictest919487-21kworker/u8:4+flush-179:008:34:292
851061994845,2cyclictest1152023-21kworker/u8:3+events_unbound12:05:122
851061994845,2cyclictest1089201-21kworker/u8:2+flush-179:012:15:162
851061994845,2cyclictest1089201-21kworker/u8:2+flush-179:012:15:152
851061994844,3cyclictest1089201-21kworker/u8:2+events_unbound11:28:202
851061994844,3cyclictest1033163-21munin-update10:05:352
851057994844,3cyclictest1089201-21kworker/u8:2+flush-179:012:10:341
851057994842,4cyclictest887961-21latency_hist07:45:011
851055994842,4cyclictest1065323-21apt-get10:35:130
851062994736,10cyclictest1109608-21kworker/u8:5+flush-179:011:20:313
851061994744,2cyclictest919487-21kworker/u8:4+flush-179:009:00:312
851061994744,2cyclictest877689-21kworker/u8:0+flush-179:007:40:312
851061994744,2cyclictest1119555-21kworker/u8:0+flush-179:011:40:112
851061994742,4cyclictest1182497-21/usr/share/muni12:30:032
851057994741,4cyclictest939545-31munin-html08:30:351
851057994741,4cyclictest1099452-31munin-graph11:06:221
851055994745,1cyclictest892908-21kworker/u8:1+flush-179:008:11:530
851055994744,2cyclictest1109608-21kworker/u8:5+flush-179:011:25:020
851055994744,2cyclictest1089201-21kworker/u8:2+events_unbound11:25:000
851055994741,5cyclictest247560-21ThreadPoolForeg10:40:090
851062994640,5cyclictest1089201-21kworker/u8:2+flush-179:012:35:303
851062994632,13cyclictest1253-21openvpn07:48:173
851062994628,16cyclictest992055-21/usr/share/muni09:25:193
851061994643,2cyclictest1033082-21kworker/u8:0+flush-179:010:55:242
851061994642,3cyclictest971032-21kworker/u8:1+flush-179:009:55:282
851061994642,3cyclictest1038219-21kworker/u8:4+flush-179:011:20:222
851061994641,4cyclictest878104-21kworker/u8:5+flush-179:007:45:202
851061994641,4cyclictest1003757-21ntpq09:35:182
851061994640,2cyclictest1033082-21kworker/u8:0+flush-179:010:10:152
851057994642,3cyclictest916268-21kworker/u8:0+flush-179:009:10:211
851057994632,2cyclictest3350468-1kworker/1:2H+kblockd08:56:291
851057994632,2cyclictest3350468-1kworker/1:2H+kblockd08:56:291
851055994641,3cyclictest1119555-21kworker/u8:0+flush-179:011:39:510
851062994529,15cyclictest916610-21ntpq08:10:163
851062994524,13cyclictest1183724-21apt-get12:30:133
851061994542,2cyclictest1033082-21kworker/u8:0+events_unbound10:15:312
851061994541,3cyclictest903143-31munin-html07:55:342
851057994538,5cyclictest919487-21kworker/u8:4+flush-179:009:22:381
851055994541,3cyclictest1033082-21kworker/u8:0+flush-179:011:00:370
851062994438,4cyclictest1119555-21kworker/u8:0+events_unbound12:15:103
851062994438,4cyclictest1119555-21kworker/u8:0+events_unbound12:15:103
851061994441,2cyclictest1119555-21kworker/u8:0+events_unbound12:35:182
851061994440,3cyclictest1161691-21kworker/u8:4+flush-179:012:20:222
851061994440,3cyclictest1161691-21kworker/u8:4+flush-179:012:20:212
851061994439,4cyclictest99884-21rs:main2
851061994439,4cyclictest99884-21rs:main2
851061994439,4cyclictest1089201-21kworker/u8:2+flush-179:011:55:032
851057994438,4cyclictest903534-21kworker/u8:2+flush-179:008:08:221
851057994438,4cyclictest903534-21kworker/u8:2+flush-179:008:08:221
851057994438,4cyclictest1187595-21/usr/share/muni12:35:041
851055994440,3cyclictest879254-21apt-get07:35:140
851061994341,2cyclictest971032-21kworker/u8:1+flush-179:010:44:582
851061994339,3cyclictest971032-21kworker/u8:1+flush-179:010:00:322
851061994339,3cyclictest916268-21kworker/u8:0+events_unbound09:45:272
851061994339,3cyclictest892908-21kworker/u8:1+events_unbound08:13:212
851057994338,3cyclictest1011852-21kworker/u8:2+flush-179:010:15:371
851057994334,8cyclictest1119555-21kworker/u8:0+flush-179:011:35:061
851055994341,1cyclictest378839-1kworker/0:2H+kblockd11:59:310
851055994341,1cyclictest378839-1kworker/0:2H+kblockd07:44:140
851055994340,2cyclictest1089201-21kworker/u8:2+flush-179:012:25:100
851062994237,4cyclictest1033082-21kworker/u8:0+flush-179:011:05:163
851062994236,5cyclictest1053906-21/usr/share/muni10:25:203
851062994236,5cyclictest1053906-21/usr/share/muni10:25:203
851061994238,3cyclictest919487-21kworker/u8:4+flush-179:008:20:402
851061994238,3cyclictest1119555-21kworker/u8:0+flush-179:011:30:172
851061994238,3cyclictest1089201-21kworker/u8:2+flush-179:011:54:022
851061994238,3cyclictest1038219-21kworker/u8:4+flush-179:011:00:322
851057994237,4cyclictest76405-21systemd-journal11:51:151
851055994239,2cyclictest829742-21kworker/u8:4+flush-179:007:20:260
851055994239,2cyclictest829742-21kworker/u8:4+flush-179:007:20:260
851062994137,3cyclictest1033082-21kworker/u8:0+flush-179:010:15:333
851062994135,5cyclictest1058987-21/usr/share/muni10:30:173
851061994139,2cyclictest971032-21kworker/u8:1+flush-179:009:05:212
851061994138,2cyclictest1038219-21kworker/u8:4+flush-179:010:20:102
85106199411,3cyclictest247557-21chrome08:25:432
85106199411,39cyclictest247557-21chrome09:31:032
851057994137,3cyclictest1109608-21kworker/u8:5+flush-179:011:25:181
851057994137,3cyclictest1048371-21kworker/u8:5+flush-179:010:20:051
851055994138,2cyclictest919487-21kworker/u8:4+flush-179:009:29:050
851062994035,3cyclictest4115849-1kworker/3:1H+kblockd07:27:003
85106299403,36cyclictest3125721-21chrome07:24:273
85106299403,36cyclictest3125721-21chrome07:24:273
851062994033,5cyclictest874110-21apt-get07:30:133
851061994038,2cyclictest1125074-21kworker/u8:1+events_unbound11:35:402
851061994037,2cyclictest919487-21kworker/u8:4+flush-179:008:50:322
851061994037,2cyclictest866909-21kworker/2:0+pm07:26:342
851061994036,3cyclictest916268-21kworker/u8:0+events_unbound08:55:302
851061994036,3cyclictest916268-21kworker/u8:0+events_unbound08:55:292
851061994036,3cyclictest855972-21kworker/u8:3+flush-179:007:20:172
851061994036,3cyclictest855972-21kworker/u8:3+flush-179:007:20:162
851057994037,2cyclictest1119555-21kworker/u8:0+flush-179:011:41:081
851057994036,3cyclictest829742-21kworker/u8:4+events_unbound07:15:201
851057994032,6cyclictest3125724-21ThreadPoolForeg10:25:331
851057994032,6cyclictest3125724-21ThreadPoolForeg10:25:331
851055994035,4cyclictest1017485-31munin-graph09:46:210
851062993935,3cyclictest903534-21kworker/u8:2+flush-179:008:00:293
851061993936,2cyclictest872316-21kworker/u8:2+events_unbound07:37:542
851061993935,3cyclictest1089201-21kworker/u8:2+flush-179:012:04:012
851061993934,2cyclictest1089201-21kworker/u8:2+events_unbound12:25:072
851057993935,3cyclictest919487-21kworker/u8:4+flush-179:009:00:341
851057993935,3cyclictest1089201-21kworker/u8:2+flush-179:011:17:351
851057993934,4cyclictest971032-21kworker/u8:1+flush-179:009:16:201
851057993934,3cyclictest892908-21kworker/u8:1+events_unbound08:13:311
85105799390,38cyclictest1069363-21snmp_wlanswitch10:40:041
851055993936,2cyclictest3125725-21ThreadPoolForeg09:15:180
851055993936,2cyclictest1119555-21kworker/u8:0+flush-179:011:52:340
85105599390,37cyclictest951023-21ThreadPoolForeg08:45:010
851062993834,3cyclictest4115849-1kworker/3:1H+kblockd10:04:453
851062993834,2cyclictest4115849-1kworker/3:1H+kblockd12:00:163
85106299380,2cyclictest0-21swapper/311:52:503
851061993836,1cyclictest927163-21kworker/2:2+pm08:37:162
851061993835,2cyclictest892908-21kworker/u8:1+events_unbound08:15:082
851057993836,1cyclictest945433-21kworker/1:3+pm08:53:401
851057993836,1cyclictest1074392-21/usr/share/muni10:45:021
851057993835,2cyclictest1260-21snmpd07:37:271
851057993834,3cyclictest919487-21kworker/u8:4+flush-179:009:30:341
851057993833,4cyclictest1089201-21kworker/u8:2+flush-179:012:25:101
851055993833,3cyclictest1135974-21ThreadPoolForeg11:45:210
851055993832,5cyclictest1002198-21/usr/share/muni09:35:070
851055993828,0cyclictest1260-21snmpd09:01:080
851055993825,2cyclictest378839-1kworker/0:2H+kblockd11:17:520
85106299379,25cyclictest1254-21openvpn08:40:133
851062993734,2cyclictest4115849-1kworker/3:1H+kblockd12:09:303
851062993734,2cyclictest4115849-1kworker/3:1H+kblockd09:17:403
851062993734,2cyclictest4115849-1kworker/3:1H+kblockd09:10:003
851062993734,2cyclictest0-21swapper/311:16:513
851062993733,3cyclictest1161691-21kworker/u8:4+flush-179:012:20:583
851062993733,3cyclictest1161691-21kworker/u8:4+flush-179:012:20:583
851062993733,2cyclictest4115849-1kworker/3:1H+kblockd10:42:593
851062993732,4cyclictest909582-21/usr/share/muni08:05:163
851062993732,4cyclictest909582-21/usr/share/muni08:05:163
851062993732,4cyclictest1119555-21kworker/u8:0+flush-179:012:10:023
851062993732,4cyclictest1119555-21kworker/u8:0+flush-179:011:30:303
851062993732,4cyclictest1089201-21kworker/u8:2+flush-179:011:14:213
851062993721,5cyclictest1134879-21munin-limits11:40:363
851057993735,1cyclictest945433-21kworker/1:3+pm09:58:481
851057993734,2cyclictest919487-21kworker/u8:4+flush-179:008:35:171
851057993734,2cyclictest3350468-1kworker/1:2H+kblockd12:19:561
851057993734,2cyclictest3350468-1kworker/1:2H+kblockd12:19:561
851057993734,2cyclictest247557-21chrome11:01:561
851057993733,3cyclictest971032-21kworker/u8:1+flush-179:010:30:341
851057993733,3cyclictest878104-21kworker/u8:5+flush-179:007:45:121
851057993732,4cyclictest971032-21kworker/u8:1+events_unbound09:05:021
851057993731,5cyclictest951021-21/usr/share/muni08:45:041
851057993731,5cyclictest3125688-21Chrome_ChildIOT07:21:311
851057993731,5cyclictest3125688-21Chrome_ChildIOT07:21:301
851057993729,7cyclictest1089201-21kworker/u8:2+flush-179:011:20:371
851057993728,8cyclictest934879-21kworker/u8:2+flush-179:008:28:001
851055993734,2cyclictest378839-1kworker/0:2H+kblockd12:15:010
851055993734,2cyclictest378839-1kworker/0:2H+kblockd11:43:380
851055993734,2cyclictest378839-1kworker/0:2H+kblockd09:53:590
851055993734,2cyclictest378839-1kworker/0:2H+kblockd08:25:040
851055993734,2cyclictest378839-1kworker/0:2H+kblockd08:18:320
851055993733,3cyclictest919487-21kworker/u8:4+flush-179:009:09:360
851055993733,2cyclictest378839-1kworker/0:2H+kblockd09:10:010
851062993634,1cyclictest4115849-1kworker/3:1H+kblockd11:48:553
851062993634,1cyclictest4115849-1kworker/3:1H+kblockd09:22:303
851062993634,1cyclictest4115849-1kworker/3:1H+kblockd09:10:083
851062993633,2cyclictest4115849-1kworker/3:1H+kblockd12:25:273
851062993633,2cyclictest4115849-1kworker/3:1H+kblockd10:35:053
851062993633,2cyclictest4115849-1kworker/3:1H+kblockd09:33:193
851062993633,2cyclictest4115849-1kworker/3:1H+kblockd08:24:203
851062993632,3cyclictest924584-31munin-graph08:16:043
851062993632,3cyclictest3125721-21chrome09:50:373
851062993632,3cyclictest1079034-31munin-graph10:46:153
851062993632,2cyclictest4115849-1kworker/3:1H+kblockd11:01:293
851062993630,4cyclictest3125725-21ThreadPoolForeg10:50:063
851057993633,2cyclictest3350468-1kworker/1:2H+kblockd12:23:381
851057993633,2cyclictest3350468-1kworker/1:2H+kblockd12:23:381
851057993633,2cyclictest3350468-1kworker/1:2H+kblockd10:58:481
851057993633,2cyclictest3350468-1kworker/1:2H+kblockd10:05:171
851057993633,2cyclictest3350468-1kworker/1:2H+kblockd08:45:211
851057993630,4cyclictest3125725-21ThreadPoolForeg07:12:421
851057993628,7cyclictest3125721-21chrome10:10:241
851055993634,1cyclictest378839-1kworker/0:2H+kblockd12:39:490
851055993634,1cyclictest378839-1kworker/0:2H+kblockd10:09:180
851055993634,1cyclictest378839-1kworker/0:2H+kblockd10:00:220
851055993634,1cyclictest378839-1kworker/0:2H+kblockd08:45:180
851055993634,1cyclictest378839-1kworker/0:2H+kblockd07:45:590
851055993633,2cyclictest829742-21kworker/u8:4+flush-179:007:10:120
851055993633,2cyclictest378839-1kworker/0:2H+kblockd12:15:060
851055993633,2cyclictest378839-1kworker/0:2H+kblockd12:15:050
851055993633,2cyclictest378839-1kworker/0:2H+kblockd12:00:120
851055993633,2cyclictest378839-1kworker/0:2H+kblockd08:58:100
851055993633,2cyclictest378839-1kworker/0:2H+kblockd08:58:100
851055993633,2cyclictest378839-1kworker/0:2H+kblockd07:55:530
851055993633,2cyclictest378839-1kworker/0:2H+kblockd07:27:360
851055993632,3cyclictest919487-21kworker/u8:4+flush-179:008:35:140
851055993632,3cyclictest898392-21kworker/u8:3+flush-179:007:53:290
851055993632,3cyclictest1079640-21/usr/share/muni10:50:160
851055993631,4cyclictest1099813-21latency_hist11:10:010
85105599360,34cyclictest3125727-21ThreadPoolForeg09:35:010
851062993532,2cyclictest971032-21kworker/u8:1+flush-179:009:46:403
851062993532,2cyclictest4115849-1kworker/3:1H+kblockd09:36:403
851062993532,2cyclictest4115849-1kworker/3:1H+kblockd08:57:513
851062993532,2cyclictest4115849-1kworker/3:1H+kblockd08:57:503
851062993532,2cyclictest4115849-1kworker/3:1H+kblockd08:48:583
851062993532,2cyclictest4115849-1kworker/3:1H+kblockd08:37:053
851062993532,2cyclictest4115849-1kworker/3:1H+kblockd08:27:253
851062993532,2cyclictest4115849-1kworker/3:1H+kblockd07:19:443
851062993531,2cyclictest4115849-1kworker/3:1H+kblockd10:10:183
851062993528,5cyclictest1008594-21ntpq09:40:153
851057993532,2cyclictest3350468-1kworker/1:2H+kblockd09:53:061
851057993531,3cyclictest855972-21kworker/u8:3+flush-179:007:25:301
851057993531,3cyclictest1176824-21kworker/u8:1+events_unbound12:30:341
851057993524,10cyclictest1260-21snmpd10:50:021
851055993533,1cyclictest378839-1kworker/0:2H+kblockd12:21:030
851055993533,1cyclictest378839-1kworker/0:2H+kblockd12:21:030
851055993533,1cyclictest378839-1kworker/0:2H+kblockd08:02:100
851055993532,2cyclictest378839-1kworker/0:2H+kblockd07:18:280
851055993532,2cyclictest3125726-13Chrome_ChildIOT08:50:490
851055993532,2cyclictest1053391-21kworker/0:2+pm10:24:060
851055993531,3cyclictest971032-21kworker/u8:1+flush-179:009:40:320
851055993531,2cyclictest3125709-13VizCompositorTh10:17:590
851062993431,2cyclictest4115849-1kworker/3:1H+kblockd07:12:263
85106299341,32cyclictest247557-21chrome10:20:273
851057993431,2cyclictest3350468-1kworker/1:2H+kblockd12:04:241
851057993430,3cyclictest3350468-1kworker/1:2H+kblockd09:39:391
851057993429,4cyclictest1253-21openvpn10:00:241
851055993433,1cyclictest378839-1kworker/0:2H+kblockd12:06:500
851055993433,1cyclictest378839-1kworker/0:2H+kblockd10:14:210
851055993432,1cyclictest378839-1kworker/0:2H+kblockd10:45:090
851055993431,2cyclictest855972-21kworker/u8:3+flush-179:007:31:270
851055993431,2cyclictest378839-1kworker/0:2H+kblockd12:30:590
851062993327,5cyclictest916268-21kworker/u8:0+flush-179:008:50:163
851057993330,2cyclictest3125627-21ChromeDriver00:55:191
851057993330,2cyclictest1260-21snmpd08:18:311
851057993329,3cyclictest3125724-21ThreadPoolForeg11:30:071
851055993332,1cyclictest378839-1kworker/0:2H+kblockd10:56:230
851055993331,1cyclictest378839-1kworker/0:2H+kblockd09:59:180
851055993331,1cyclictest378839-1kworker/0:2H+kblockd08:31:540
851055993331,1cyclictest378839-1kworker/0:2H+kblockd08:20:310
851055993330,2cyclictest3125629-21e21169fc69a4c6709:24:050
851055993330,2cyclictest1038219-21kworker/u8:4+events_unbound11:30:350
851055993318,14cyclictest3125629-21e21169fc69a4c6710:33:020
851062993229,2cyclictest877689-21kworker/u8:0+flush-179:007:40:113
851062993229,2cyclictest1260-21snmpd10:06:003
851057993230,1cyclictest1260-21snmpd08:00:071
851057993229,2cyclictest3125726-13Chrome_ChildIOT07:33:561
851062993129,1cyclictest1260-21snmpd08:33:293
851057993127,3cyclictest247557-21chrome11:14:241
851055993129,1cyclictest378839-1kworker/0:2H+kblockd08:09:180
851055993129,1cyclictest378839-1kworker/0:2H+kblockd08:09:180
851055993125,5cyclictest3125648-13Chrome_IOThread10:28:240
851055993125,5cyclictest3125648-13Chrome_IOThread10:28:240
851057992926,2cyclictest877689-21kworker/u8:0+flush-179:007:50:241
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional