You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-07-19 - 13:19
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
Compare latency of primary with shadow system
Characteristics of the highest latencies:
System rackeslot6.osadl.org (updated Sun Jul 19, 2026 00:44:54)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
109106699165152,10cyclictest2677951-21cups-browsed00:00:020
109106799141132,6cyclictest1172638-21kworker/u8:2+flush-179:000:05:001
109106799141115,22cyclictest1151138-21latency_hist22:15:011
109106799133120,10cyclictest1213033-21systemd-journal20:40:011
109106799132112,17cyclictest1095748-21apt-get19:25:011
109106699118110,6cyclictest1148002-21kworker/u8:3+flush-179:022:15:220
109106699115105,7cyclictest1143189-21latency_hist21:50:000
109106799113105,5cyclictest1170476-21kworker/u8:1+events_unbound23:20:231
109106699113105,5cyclictest1089213-21kworker/u8:2+flush-179:019:45:180
109106699111104,5cyclictest1125671-21latency_hist20:55:010
109106799109103,4cyclictest1159374-21kworker/u8:0+events_unbound22:55:001
10910679910797,7cyclictest1125710-21kworker/u8:1+flush-179:021:15:251
10910669910796,8cyclictest1089213-21kworker/u8:2+flush-179:019:55:220
10910669910598,6cyclictest1157752-21kworker/u8:3+flush-179:022:45:240
10910669910494,8cyclictest1104719-21apt-get19:50:120
10910669910494,8cyclictest1104719-21apt-get19:50:120
10910679910396,4cyclictest1188368-21kworker/u8:0+flush-179:000:35:201
10910679910392,9cyclictest1188590-21apt-get00:10:131
10910669910297,4cyclictest1157752-21kworker/u8:3+flush-179:023:05:000
10910669910295,5cyclictest1129916-21kworker/u8:2+flush-179:021:05:240
10910679910091,6cyclictest1170476-21kworker/u8:1+flush-179:023:15:171
10910679910090,8cyclictest1165978-21/usr/sbin/munin23:00:251
10910669910091,6cyclictest1136839-21kworker/u8:3+flush-179:021:30:220
1091066999992,5cyclictest1170476-21kworker/u8:1+flush-179:023:20:180
1091067999791,4cyclictest1111112-21kworker/u8:0+flush-179:020:10:261
1091067999787,8cyclictest1128866-21latency_hist21:05:021
1091066999789,6cyclictest1149790-21kworker/u8:2+flush-179:022:25:210
1091067999686,7cyclictest1129916-21kworker/u8:2+flush-179:021:20:211
1091067999485,7cyclictest1213033-21systemd-journal00:35:001
1091066999485,6cyclictest1188368-21kworker/u8:0+flush-179:000:25:220
1091066999385,5cyclictest1099429-21latency_hist19:35:000
1091066999285,5cyclictest1188368-21kworker/u8:0+flush-179:000:10:170
1091067999183,5cyclictest1095713-21kworker/u8:0+flush-179:019:40:201
1091067999082,5cyclictest1129916-21kworker/u8:2+flush-179:021:25:261
1091066999082,7cyclictest1117700-21kworker/u8:0+flush-179:020:45:010
1091066999082,7cyclictest1117700-21kworker/u8:0+flush-179:020:45:010
1091066999082,5cyclictest1159374-21kworker/u8:0+flush-179:023:10:200
1091066999081,6cyclictest1101025-21latency_hist19:40:010
1091067998981,5cyclictest1149790-21kworker/u8:2+flush-179:022:25:241
1091066998983,4cyclictest1136839-21kworker/u8:3+events_unbound21:35:150
1091066998883,4cyclictest1172638-21kworker/u8:2+events_unbound23:30:170
1091066998882,4cyclictest1146394-21latency_hist22:00:020
1091066998882,4cyclictest1146394-21latency_hist22:00:010
1091066998781,4cyclictest1089213-21kworker/u8:2+flush-179:019:25:240
1091066998764,7cyclictest1149553-21latency_hist22:10:010
1091067998676,7cyclictest1178486-21latency_hist23:40:021
1091066998681,4cyclictest1139971-21kworker/u8:1+flush-179:022:00:250
1091066998680,5cyclictest1091196-21kworker/u8:3+events_unbound19:15:260
1091066998680,4cyclictest1148002-21kworker/u8:3+events_unbound22:10:250
1091066998677,7cyclictest1188368-21kworker/u8:0+flush-179:000:35:260
1091067998578,5cyclictest1089213-21kworker/u8:2+events_unbound19:55:251
1091067998575,8cyclictest1136839-21kworker/u8:3+flush-179:021:45:251
1091066998576,6cyclictest1112675-21latency_hist20:15:010
1091067998478,5cyclictest1117700-21kworker/u8:0+events_unbound20:40:261
1091067998478,5cyclictest1117700-21kworker/u8:0+events_unbound20:40:261
1091067998475,6cyclictest1157752-21kworker/u8:3+flush-179:023:00:001
1091067998474,8cyclictest1183466-21/usr/sbin/munin23:55:241
1091066998379,3cyclictest1184887-21kworker/u8:4+flush-179:000:00:220
1091066998366,14cyclictest1172638-21kworker/u8:2+flush-179:000:05:150
1091067998264,12cyclictest1170476-21kworker/u8:1+events_unbound23:25:181
1091066998275,5cyclictest1129916-21kworker/u8:2+flush-179:021:20:010
1091067998173,6cyclictest1102602-21kworker/u8:1+flush-179:020:00:221
1091066998173,6cyclictest1172638-21kworker/u8:2+flush-179:023:55:010
1091066998170,8cyclictest1132037-21latency_hist21:15:000
1091066998072,5cyclictest1188368-21kworker/u8:0+flush-179:000:15:210
1091067997965,10cyclictest1157752-21kworker/u8:3+flush-179:023:05:241
1091067997872,5cyclictest1172638-21kworker/u8:2+flush-179:000:05:221
1091067997868,6cyclictest1154322-21kworker/u8:1+flush-179:022:30:221
1091066997869,7cyclictest1172638-21kworker/u8:2+events_unbound23:40:230
1091066997868,7cyclictest1102602-21kworker/u8:1+flush-179:020:05:150
1091067997772,3cyclictest1172638-21kworker/u8:2+flush-179:023:45:261
1091066997770,5cyclictest1117700-21kworker/u8:0+flush-179:021:00:220
1091066997670,4cyclictest1170476-21kworker/u8:1+flush-179:023:25:210
1091066997567,5cyclictest1102602-21kworker/u8:1+flush-179:020:00:160
1091067997464,8cyclictest510-21rs:main1
1091066997466,6cyclictest1184887-21kworker/u8:4+flush-179:000:20:250
1091066997466,6cyclictest1136818-21latency_hist21:30:010
1091066997462,9cyclictest1117722-21latency_hist20:30:000
1091067997368,4cyclictest1173736-21kworker/u8:3+flush-179:023:40:221
1091067997367,4cyclictest1188368-21kworker/u8:0+flush-179:000:25:181
1091067997355,14cyclictest1095713-21kworker/u8:0+flush-179:019:40:001
1091066997368,4cyclictest1157752-21kworker/u8:3+events_unbound23:05:180
1091066997367,4cyclictest1172638-21kworker/u8:2+events_unbound23:50:000
1091067997265,5cyclictest1139971-21kworker/u8:1+events_unbound21:55:141
1091067997265,5cyclictest1139971-21kworker/u8:1+events_unbound21:55:131
1091067997264,6cyclictest1213033-21systemd-journal22:17:561
1091067997161,8cyclictest1095713-21kworker/u8:0+events_unbound19:30:251
1091067997153,16cyclictest1157752-21kworker/u8:3+flush-179:022:40:001
1091066997164,4cyclictest1117700-21kworker/u8:0+flush-179:020:45:240
1091067997064,4cyclictest1117700-21kworker/u8:0+flush-179:020:50:191
1091067997064,4cyclictest1102602-21kworker/u8:1+events_unbound20:05:241
1091066997064,5cyclictest1111112-21kworker/u8:0+events_unbound20:15:200
1091066997062,6cyclictest1159374-21kworker/u8:0+flush-179:022:45:000
1091066997061,7cyclictest1154322-21kworker/u8:1+flush-179:022:30:200
1091067996957,8cyclictest1089213-21kworker/u8:2+events_unbound19:45:201
1091066996962,5cyclictest1172638-21kworker/u8:2+flush-179:023:35:220
1091066996959,7cyclictest1159372-21latency_hist22:40:020
1091067996862,4cyclictest1173736-21kworker/u8:3+flush-179:023:50:281
1091067996861,4cyclictest1114244-21kworker/u8:1+flush-179:020:20:161
1091066996858,7cyclictest1141603-21latency_hist21:45:000
1091067996656,8cyclictest1092799-21apt-get19:15:131
1091067996558,5cyclictest1106037-21kworker/u8:0+events_unbound19:55:011
1091067996558,5cyclictest1106037-21kworker/u8:0+events_unbound19:55:011
1091067996556,6cyclictest1159374-21kworker/u8:0+flush-179:023:10:151
1091067996554,9cyclictest1213033-21systemd-journal21:00:001
1091067996554,8cyclictest1144210-21kworker/u8:0+events_unbound22:20:211
1091066996559,4cyclictest1125710-21kworker/u8:1+flush-179:021:25:000
1091066996558,4cyclictest1184887-21kworker/u8:4+events_unbound00:30:150
1091067996455,6cyclictest1172638-21kworker/u8:2+events_unbound23:30:191
1091066996457,5cyclictest1170753-21apt-get23:15:130
1091067996358,3cyclictest1139971-21kworker/u8:1+flush-179:021:50:221
1091067996348,13cyclictest1157752-21kworker/u8:3+flush-179:022:40:201
1091066996356,5cyclictest1144210-21kworker/u8:0+events_unbound22:20:180
1091067996253,5cyclictest1089213-21kworker/u8:2+flush-179:019:25:181
1091066996155,4cyclictest1095713-21kworker/u8:0+flush-179:019:40:200
1091066996054,4cyclictest1157752-21kworker/u8:3+flush-179:023:00:000
1091066995953,4cyclictest1091196-21kworker/u8:3+flush-179:019:10:220
1091067995855,2cyclictest714-21Xorg19:14:591
1091066995852,4cyclictest1114342-21kworker/u8:2+flush-179:020:30:210
1091067995752,4cyclictest1125710-21kworker/u8:1+events_unbound21:10:171
1091067995751,5cyclictest1139971-21kworker/u8:1+events_unbound21:40:201
1091067995750,4cyclictest1184887-21kworker/u8:4+events_unbound00:15:161
1091067995749,6cyclictest1136839-21kworker/u8:3+flush-179:021:35:211
1091067995749,6cyclictest1136839-21kworker/u8:3+events_unbound21:30:141
1091069995553,1cyclictest0-21swapper/319:15:003
1091066995548,5cyclictest1114244-21kworker/u8:1+flush-179:020:35:230
1091067995443,9cyclictest1116387-21apt-get20:25:121
1091066995444,8cyclictest1213033-21systemd-journal22:55:000
1091066995144,5cyclictest1091196-21kworker/u8:3+flush-179:019:20:110
1091066995044,4cyclictest1114244-21kworker/u8:1+events_unbound20:20:030
4577091490,13ptp4l441ktimers/319:09:563
1091067994941,6cyclictest1159374-21kworker/u8:0+flush-179:022:50:011
1091069994846,1cyclictest0-21swapper/319:28:593
1091067994842,5cyclictest1139971-21kworker/u8:1+flush-179:022:00:221
1091067994639,5cyclictest1144210-21kworker/u8:0+events_unbound22:05:201
1091067994540,4cyclictest1111112-21kworker/u8:0+flush-179:020:15:201
1091068994442,1cyclictest0-21swapper/219:29:592
1091068994441,2cyclictest0-21swapper/222:15:592
109106999430,42cyclictest1140011-21turbostat21:40:003
1091067994237,4cyclictest1129916-21kworker/u8:2+events_unbound21:05:251
1091066994237,4cyclictest1117700-21kworker/u8:0+flush-179:020:55:170
1091068994138,2cyclictest0-21swapper/221:46:592
1091069994035,3cyclictest0-21swapper/320:25:003
1091069994034,4cyclictest1178468-21turbostat23:40:003
109106999400,38cyclictest1167347-21turbostat23:05:003
1091067994035,3cyclictest714-21Xorg00:20:591
109106999390,1cyclictest0-21swapper/322:46:593
109106899380,35cyclictest0-21swapper/222:00:002
109106899380,35cyclictest0-21swapper/222:00:002
109106899380,35cyclictest0-21swapper/221:19:542
1091069993731,5cyclictest1170511-21turbostat23:15:013
1091068993735,1cyclictest0-21swapper/219:44:592
1091068993734,2cyclictest0-21swapper/219:34:552
109106899370,35cyclictest0-21swapper/222:57:002
109106899370,35cyclictest0-21swapper/200:28:592
109106899370,35cyclictest0-21swapper/200:24:002
1091069993634,1cyclictest0-21swapper/320:18:593
1091069993632,3cyclictest1109521-21turbostat20:05:003
109106999360,35cyclictest0-21swapper/323:49:593
109106999360,1cyclictest0-21swapper/300:18:003
1091068993633,2cyclictest0-21swapper/220:13:592
1091068993633,2cyclictest0-21swapper/200:39:562
1091068993632,2cyclictest0-21swapper/222:10:002
109106899360,1cyclictest0-21swapper/223:52:582
109106899360,1cyclictest0-21swapper/221:29:552
109106899360,1cyclictest0-21swapper/220:59:552
109106899360,1cyclictest0-21swapper/200:31:592
1091067993633,2cyclictest1117700-21kworker/u8:0+events_unbound20:45:251
1091067993629,5cyclictest1090931-21latency_hist19:10:021
1091069993533,1cyclictest0-21swapper/323:30:593
1091069993532,2cyclictest0-21swapper/322:11:593
1091069993528,5cyclictest1172103-21turbostat23:19:593
109106999350,1cyclictest0-21swapper/321:53:593
109106999350,1cyclictest0-21swapper/321:28:593
1091068993532,2cyclictest0-21swapper/223:07:582
1091068993532,2cyclictest0-21swapper/222:23:592
1091068993532,2cyclictest0-21swapper/222:14:002
1091068993532,2cyclictest0-21swapper/220:07:592
1091068993532,2cyclictest0-21swapper/219:36:592
1091068993532,2cyclictest0-21swapper/200:05:002
109106899350,2cyclictest0-21swapper/219:10:582
109106899350,1cyclictest0-21swapper/222:51:582
1091069993432,1cyclictest0-21swapper/319:20:593
1091069993429,4cyclictest1135238-21turbostat21:25:003
109106999340,2cyclictest0-21swapper/300:10:593
1091069993331,1cyclictest0-21swapper/300:20:593
1091069993330,2cyclictest0-21swapper/319:35:593
1091069993327,4cyclictest1107653-21turbostat20:00:003
109106999330,29cyclictest0-21swapper/320:55:123
1091068993330,1cyclictest0-21swapper/223:25:002
1091069993230,1cyclictest0-21swapper/320:33:593
1091069993226,4cyclictest1133642-21turbostat21:20:003
1091068993230,1cyclictest0-21swapper/220:30:002
109106899320,2cyclictest0-21swapper/222:45:592
1091066993227,4cyclictest1139971-21kworker/u8:1+flush-179:021:50:170
1091069993129,1cyclictest0-21swapper/321:00:593
1091069993128,2cyclictest0-21swapper/322:25:003
1091069993128,2cyclictest0-21swapper/321:33:593
109106999310,30cyclictest0-21swapper/319:18:593
1091068993128,2cyclictest0-21swapper/220:24:562
1091068993128,2cyclictest0-21swapper/219:46:592
4577091300,7ptp4l441ktimers/300:05:003
1091069993028,1cyclictest0-21swapper/321:44:543
1091069993027,2cyclictest0-21swapper/319:45:143
109106999300,26cyclictest0-21swapper/322:30:133
1091068993027,2cyclictest0-21swapper/223:38:592
1091068993027,2cyclictest0-21swapper/222:34:542
1091068993027,2cyclictest0-21swapper/221:21:592
1091068993027,2cyclictest0-21swapper/200:16:592
1091068993026,2cyclictest0-21swapper/220:43:592
1091068993026,2cyclictest0-21swapper/220:43:592
4577091290,7ptp4l61490irq/134-eno1-TxRx-022:29:593
4577091290,7ptp4l441ktimers/322:20:013
4577091290,6ptp4l61490irq/134-eno1-TxRx-023:55:003
4577091290,6ptp4l61490irq/134-eno1-TxRx-020:10:013
4577091290,6ptp4l441ktimers/322:40:013
4577091290,4ptp4l61490irq/134-eno1-TxRx-022:59:553
1091069992927,1cyclictest0-21swapper/322:03:593
1091069992927,1cyclictest0-21swapper/320:11:593
1091069992926,2cyclictest0-21swapper/323:44:003
1091069992926,2cyclictest0-21swapper/321:12:593
109106999290,2cyclictest0-21swapper/320:25:143
109106999290,28cyclictest0-21swapper/319:30:133
109106999290,26cyclictest0-21swapper/321:55:133
109106999290,26cyclictest0-21swapper/321:55:123
109106999290,21cyclictest0-21swapper/300:35:133
1091068992926,2cyclictest0-21swapper/221:12:002
1091068992926,2cyclictest0-21swapper/221:05:142
109106899290,27cyclictest0-21swapper/223:45:152
109106899290,27cyclictest0-21swapper/221:30:132
109106899290,27cyclictest0-21swapper/220:20:012
109106899290,27cyclictest0-21swapper/200:00:012
4577091280,6ptp4l441ktimers/323:59:553
4577091280,6ptp4l441ktimers/320:49:563
4577091280,6ptp4l441ktimers/320:45:013
4577091280,6ptp4l441ktimers/320:45:013
4577091280,5ptp4l61490irq/134-eno1-TxRx-020:40:013
1091069992826,1cyclictest0-21swapper/322:41:593
1091069992826,1cyclictest0-21swapper/300:25:143
1091069992825,2cyclictest0-21swapper/320:54:553
109106999280,27cyclictest0-21swapper/300:05:023
1091068992825,2cyclictest0-21swapper/223:14:002
1091068992825,2cyclictest0-21swapper/222:25:032
1091068992825,2cyclictest0-21swapper/221:38:592
1091068992825,2cyclictest0-21swapper/219:57:592
109106899280,2cyclictest0-21swapper/220:47:592
109106899280,26cyclictest0-21swapper/223:16:002
109106899280,26cyclictest0-21swapper/221:40:112
109106899280,26cyclictest0-21swapper/219:20:132
109106899280,26cyclictest0-21swapper/219:19:002
4577091270,7ptp4l61490irq/134-eno1-TxRx-019:45:003
4577091270,5ptp4l61490irq/134-eno1-TxRx-021:09:563
109106999270,26cyclictest0-21swapper/321:47:583
109106999270,1cyclictest0-21swapper/323:20:153
1091068992723,2cyclictest0-21swapper/220:02:592
109106899270,24cyclictest0-21swapper/223:44:592
4577091260,5ptp4l61490irq/134-eno1-TxRx-022:54:563
4577091260,4ptp4l441ktimers/323:30:013
4577091260,4ptp4l441ktimers/322:10:013
4577091260,4ptp4l441ktimers/300:34:563
1091068992623,2cyclictest0-21swapper/221:04:552
109106899260,2cyclictest0-21swapper/222:40:132
4577091250,4ptp4l441ktimers/323:10:013
1091069992422,1cyclictest0-21swapper/319:54:593
1091069992422,1cyclictest0-21swapper/319:54:593
1091068992422,1cyclictest0-21swapper/200:10:002
1091068992420,2cyclictest0-21swapper/220:36:592
1091066992418,5cyclictest1091161-21latency_hist19:10:020
1091068992320,2cyclictest0-21swapper/219:54:552
1091068992320,2cyclictest0-21swapper/219:54:552
1091068992219,2cyclictest0-21swapper/220:52:592
1091068992017,2cyclictest0-21swapper/223:30:152
1091068992017,2cyclictest0-21swapper/223:04:542
1091068991916,2cyclictest0-21swapper/223:26:592
1091068991815,2cyclictest0-21swapper/220:32:592
1091068991715,1cyclictest0-21swapper/222:04:582
1091068991411,2cyclictest0-21swapper/221:53:582
109106899129,2cyclictest0-21swapper/200:14:592
10910689974,2cyclictest0-21swapper/222:37:392
10910689930,2cyclictest0-21swapper/219:10:022
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional