You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-05-30 - 20:16
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 792 highest latencies:
System rackeslot6.osadl.org (updated Sat May 30, 2026 12:44:52)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
108304199134123,8cyclictest1173694-21latency_hist11:50:021
108304199134123,8cyclictest1173694-21latency_hist11:50:021
108303999124113,8cyclictest1155663-21latency_hist10:55:010
108304199120110,7cyclictest1099465-21latency_hist08:00:011
10830399911095,12cyclictest1213033-21systemd-journal11:10:000
10830399910292,7cyclictest1189605-21latency_hist12:40:020
1083039999789,5cyclictest1112191-21latency_hist08:40:000
1083039999787,7cyclictest1213033-21systemd-journal08:15:010
1083041999572,21cyclictest1213033-21systemd-journal12:24:591
1083041999488,4cyclictest1092893-21kworker/u8:2+flush-179:007:50:271
1083041998676,8cyclictest1128355-21apt-get09:30:131
1083041998374,7cyclictest1213033-21systemd-journal09:05:001
1083041998274,6cyclictest1152730-21/usr/sbin/munin10:45:221
1083039998272,7cyclictest1213033-21systemd-journal09:20:010
1083039998174,5cyclictest1092893-21kworker/u8:2+flush-179:007:50:010
1083041997970,6cyclictest1128098-21latency_hist09:30:001
1083041997968,9cyclictest1154333-21apt-get10:50:131
1083041997968,8cyclictest1172109-21latency_hist11:45:011
1083041997967,9cyclictest1155918-21apt-get10:55:131
1083041997768,6cyclictest1136446-21kworker/u8:3+flush-179:010:10:001
1083039997670,4cyclictest1092893-21kworker/u8:2+flush-179:007:55:220
1083039997669,5cyclictest1147703-21kworker/u8:0+flush-179:010:30:010
1083039997470,2cyclictest1150944-21kworker/u8:1+events_unbound11:05:000
1083041997366,4cyclictest1105814-21latency_hist08:20:001
1083041997263,6cyclictest1110588-21latency_hist08:35:011
1083041997263,6cyclictest1110588-21latency_hist08:35:011
1083041997258,11cyclictest1136446-21kworker/u8:3+flush-179:010:35:011
1083039997261,8cyclictest1213033-21systemd-journal07:20:000
108303999720,70cyclictest1-21systemd09:05:010
1083041997060,7cyclictest1158869-21apt-get11:05:001
1083039997063,5cyclictest1082961-21kworker/u8:2+flush-179:007:10:180
1083039997062,6cyclictest1178710-21/usr/sbin/munin12:05:230
1083039996959,8cyclictest1136316-21apt-get09:55:020
1083039996862,4cyclictest1186401-21kworker/u8:0+flush-179:012:30:220
1083039996862,4cyclictest1092893-21kworker/u8:2+flush-179:008:25:190
108303999670,65cyclictest714-21Xorg08:21:580
1083041996657,6cyclictest1086366-21/usr/sbin/munin07:20:251
1083041996656,7cyclictest1115366-21latency_hist08:50:011
1083039996656,8cyclictest1213033-21systemd-journal08:55:000
1083039996656,8cyclictest1169170-21apt-get11:35:120
1083041996559,4cyclictest1136446-21kworker/u8:3+events_unbound10:40:001
1083039996554,9cyclictest1096011-21latency_hist07:50:010
1083041996356,4cyclictest1126491-21kworker/u8:0+flush-179:010:20:251
1083041996348,13cyclictest1136446-21kworker/u8:3+flush-179:011:05:031
1083039996357,4cyclictest191rcuc/010:40:000
1083039996356,5cyclictest1110567-21kworker/u8:0+flush-179:008:45:010
1083041996254,6cyclictest1186401-21kworker/u8:0+events_unbound12:35:011
1083041996252,8cyclictest1160688-21kworker/u8:2+events_unbound11:30:001
1083039996250,9cyclictest1213033-21systemd-journal09:55:010
1083041996050,8cyclictest1170548-21kworker/u8:0+events_unbound12:20:001
1083039996050,8cyclictest1129685-21latency_hist09:35:010
1083041995951,5cyclictest1175315-21kworker/u8:3+flush-179:012:00:001
1083041995950,6cyclictest1084776-21apt-get07:15:121
1083041995939,17cyclictest1136446-21kworker/u8:3+flush-179:011:10:161
1083039995953,4cyclictest1134701-21kworker/u8:1+events_unbound09:50:000
1083039995948,9cyclictest1213033-21systemd-journal12:29:590
1083041995851,5cyclictest1160688-21kworker/u8:2+flush-179:011:30:241
1083041995747,8cyclictest1213033-21systemd-journal12:05:001
1083039995749,7cyclictest1156195-21kworker/u8:0+flush-179:011:00:010
1083041995650,5cyclictest1092893-21kworker/u8:2+flush-179:008:05:001
1083039995650,4cyclictest1129676-21kworker/u8:2+flush-179:009:40:230
1083041995521,19cyclictest1093096-21apt-get07:40:111
1083041995446,5cyclictest1139762-21latency_hist10:05:011
1083039995446,6cyclictest1092769-21cp07:36:000
1083041995349,3cyclictest1129676-21kworker/u8:2+flush-179:009:40:181
1083041995345,5cyclictest1188263-21apt-get12:35:111
1083039995347,4cyclictest1110567-21kworker/u8:0+flush-179:008:45:160
1083039995245,5cyclictest1146127-21latency_hist10:25:010
1083039995232,17cyclictest1213033-21systemd-journal08:17:310
1083041995139,9cyclictest1088207-21kworker/u8:3+flush-179:007:30:241
108304199512,46cyclictest2426-10pipewire-media-08:35:241
1083039995142,8cyclictest1170779-21apt-get11:40:100
1083039995141,7cyclictest1121732-21latency_hist09:10:010
1083039995134,15cyclictest0-21swapper/011:47:590
1083039995134,15cyclictest0-21swapper/011:47:590
1083041995042,6cyclictest1092893-21kworker/u8:2+flush-179:008:25:011
1083041995031,17cyclictest714-21Xorg09:37:591
108304199500,4cyclictest1116958-21sh08:55:011
4577091490,13ptp4l61490irq/134-eno1-TxRx-007:10:013
1083041994944,4cyclictest1160688-21kworker/u8:2+flush-179:011:20:231
1083041994942,6cyclictest1088207-21kworker/u8:3+events_unbound08:10:011
1083041994942,6cyclictest1088207-21kworker/u8:3+events_unbound08:10:011
1083041994930,17cyclictest1096081-21apt-key07:49:591
108304199490,45cyclictest1136761-21apt-key09:55:011
1083039994933,14cyclictest1086766-21fschecks_time07:20:170
108304199481,44cyclictest1151165-21apt-get10:40:141
1083039994844,3cyclictest1160171-21kworker/u8:0+flush-179:011:15:190
1083039994838,7cyclictest1213033-21systemd-journal07:43:320
1083041994741,4cyclictest1126491-21kworker/u8:0+events_unbound09:50:241
108304199470,44cyclictest0-21swapper/111:39:581
1083041994641,4cyclictest1146140-21turbostat10:29:551
1083041994625,18cyclictest1107668-21apt-get08:25:131
108304199460,9cyclictest1113788-21cron08:45:001
1083039994642,3cyclictest1136446-21kworker/u8:3+events_unbound11:35:010
108303999461,41cyclictest0-21swapper/010:40:130
108303999460,3cyclictest1139764-21munin-run10:05:000
108304199451,6cyclictest1186423-21munin-run12:30:011
108304199450,1cyclictest0-21swapper/112:10:131
108303999450,42cyclictest0-21swapper/007:30:120
1083041994435,7cyclictest1118544-21latency_hist09:00:011
1083041994426,17cyclictest1123296-21sshd09:10:461
108303999441,40cyclictest1180313-21apt-get12:10:120
108304199431,39cyclictest1124914-21apt09:20:001
108304199431,24cyclictest1125599-21grep09:20:181
1083039994339,3cyclictest1213033-21systemd-journal10:50:000
1083039994338,4cyclictest1116932-21kworker/u8:1+flush-179:009:25:240
1083039994329,13cyclictest0-21swapper/009:38:000
1083041994238,3cyclictest1121743-21idleruntime-cro09:10:001
1083039994235,6cyclictest1126491-21kworker/u8:0+flush-179:010:10:170
108304699410,5cyclictest1152502-21turbostat10:45:003
1083041994139,1cyclictest0-21swapper/111:19:551
1083041994138,2cyclictest1082961-21kworker/u8:2+flush-179:007:10:241
108303999410,38cyclictest1118559-21perf09:00:000
1083044994037,2cyclictest0-21swapper/209:24:002
1083041994022,15cyclictest0-21swapper/111:55:011
1083041994021,16cyclictest0-21swapper/110:15:001
1083039994031,8cyclictest1147703-21kworker/u8:0+flush-179:010:30:110
108303999400,26cyclictest0-21swapper/012:00:110
108304699390,4cyclictest1104228-21turbostat08:15:003
1083039993936,2cyclictest1101054-21munin-run08:05:010
1083039993934,4cyclictest1-21systemd11:55:000
108304199380,2cyclictest714-21Xorg12:08:591
1083039993833,3cyclictest1089552-21cron07:30:000
108303999380,36cyclictest1176874-21sendmail12:00:000
108304699370,1cyclictest0-21swapper/308:42:003
1083044993734,2cyclictest0-21swapper/208:21:592
108304199371,18cyclictest1089051-21phc2sys07:25:221
1083039993730,5cyclictest1164820-21kworker/u8:1+flush-179:011:25:150
1083039993728,7cyclictest1213033-21systemd-journal09:10:010
4577091360,3ptp4l441ktimers/307:55:143
1083046993634,1cyclictest0-21swapper/308:37:593
108304699360,35cyclictest0-21swapper/309:39:563
108304699360,35cyclictest0-21swapper/309:34:583
108304699360,1cyclictest0-21swapper/307:39:553
1083044993634,1cyclictest0-21swapper/209:10:012
1083041993627,6cyclictest1144524-21latency_hist10:20:011
1083041993617,17cyclictest0-21swapper/109:50:011
1083039993632,3cyclictest1162480-21latency_hist11:15:010
1083039993628,6cyclictest1213033-21systemd-journal11:23:320
1083039993626,8cyclictest1140017-21apt-get10:05:120
108304699350,34cyclictest0-21swapper/307:13:593
108304699350,1cyclictest0-21swapper/312:04:553
1083044993532,2cyclictest0-21swapper/212:20:592
108304199351,32cyclictest510-21rs:main1
1083039993521,12cyclictest0-21swapper/007:10:020
108303999350,21cyclictest1183362-21latency_hist12:20:010
4577091340,3ptp4l61490irq/134-eno1-TxRx-011:55:113
1083046993433,1cyclictest0-21swapper/312:27:593
1083046993431,2cyclictest0-21swapper/309:11:593
1083039993431,2cyclictest0-21swapper/009:21:580
1083039993429,3cyclictest321-21hwrng12:20:240
1083046993331,1cyclictest0-21swapper/310:19:593
1083046993330,2cyclictest0-21swapper/309:20:583
1083044993330,2cyclictest0-21swapper/209:39:592
1083044993330,2cyclictest0-21swapper/208:48:592
1083044993330,2cyclictest0-21swapper/207:15:592
108303999330,16cyclictest0-21swapper/010:15:240
1083046993230,1cyclictest0-21swapper/311:03:593
1083046993230,1cyclictest0-21swapper/308:30:593
1083046993230,1cyclictest0-21swapper/308:30:583
1083046993230,1cyclictest0-21swapper/307:46:593
1083046993229,2cyclictest0-21swapper/309:02:003
1083044993230,1cyclictest0-21swapper/211:37:002
1083044993230,1cyclictest0-21swapper/211:30:592
1083044993229,2cyclictest0-21swapper/207:27:002
108304199324,26cyclictest1103449-21latency08:10:181
1083039993228,2cyclictest714-21Xorg08:31:590
1083039993228,2cyclictest714-21Xorg08:31:580
108303999322,26cyclictest0-21swapper/008:06:580
108303999322,26cyclictest0-21swapper/008:06:580
1083046993129,1cyclictest0-21swapper/312:08:003
1083046993129,1cyclictest0-21swapper/311:54:563
1083046993125,5cyclictest1149311-21turbostat10:35:003
108304699310,30cyclictest0-21swapper/311:22:003
1083044993129,1cyclictest0-21swapper/210:29:592
1083044993128,2cyclictest0-21swapper/212:00:582
1083044993128,2cyclictest0-21swapper/210:40:592
108304199311,27cyclictest1083138-21latency_hist07:10:021
1083046993027,2cyclictest0-21swapper/311:15:013
1083044993027,2cyclictest0-21swapper/211:44:592
1083044993027,2cyclictest0-21swapper/209:31:592
108304499300,2cyclictest0-21swapper/211:00:132
108304499300,29cyclictest0-21swapper/207:35:122
108304499300,28cyclictest0-21swapper/210:20:152
108304499300,28cyclictest0-21swapper/207:45:132
108304499300,28cyclictest0-21swapper/207:40:112
4577091290,7ptp4l441ktimers/309:10:003
4577091290,6ptp4l441ktimers/307:20:003
1083046992927,1cyclictest0-21swapper/311:27:593
1083046992927,1cyclictest0-21swapper/308:45:123
1083046992926,2cyclictest0-21swapper/310:55:143
1083046992926,2cyclictest0-21swapper/307:50:023
1083046992926,2cyclictest0-21swapper/307:25:023
108304699290,28cyclictest0-21swapper/312:10:123
108304699290,28cyclictest0-21swapper/309:55:023
108304699290,28cyclictest0-21swapper/309:50:143
108304699290,27cyclictest0-21swapper/308:50:133
1083044992927,1cyclictest0-21swapper/212:15:122
1083044992926,2cyclictest0-21swapper/212:35:112
1083044992926,2cyclictest0-21swapper/211:53:002
1083044992926,2cyclictest0-21swapper/210:35:142
1083044992926,2cyclictest0-21swapper/209:55:012
108304499290,28cyclictest0-21swapper/211:05:022
108304499290,28cyclictest0-21swapper/209:10:142
108304499290,28cyclictest0-21swapper/207:50:022
108304499290,27cyclictest0-21swapper/211:20:122
108304499290,27cyclictest0-21swapper/208:30:132
108304499290,27cyclictest0-21swapper/208:30:132
108304499290,27cyclictest0-21swapper/207:32:592
4577091280,7ptp4l441ktimers/311:45:003
4577091280,6ptp4l441ktimers/312:25:013
4577091280,6ptp4l441ktimers/309:30:003
4577091280,6ptp4l441ktimers/309:00:003
1083046992826,1cyclictest0-21swapper/312:30:123
1083046992826,1cyclictest0-21swapper/310:20:153
1083046992826,1cyclictest0-21swapper/307:20:143
1083046992825,2cyclictest0-21swapper/308:05:143
1083046992825,2cyclictest0-21swapper/308:05:143
108304699280,27cyclictest0-21swapper/308:25:133
1083044992826,1cyclictest0-21swapper/211:00:002
1083044992825,2cyclictest0-21swapper/209:53:592
1083044992825,2cyclictest0-21swapper/209:45:022
1083044992825,2cyclictest0-21swapper/208:01:592
1083044992825,2cyclictest0-21swapper/207:10:152
108304499280,2cyclictest0-21swapper/208:35:122
108304499280,26cyclictest0-21swapper/209:00:112
4577091270,6ptp4l61490irq/134-eno1-TxRx-007:45:013
4577091270,6ptp4l441ktimers/312:20:013
4577091270,6ptp4l441ktimers/311:40:003
4577091270,6ptp4l441ktimers/310:54:553
4577091270,6ptp4l441ktimers/310:10:013
4577091270,6ptp4l441ktimers/309:50:003
4577091270,5ptp4l441ktimers/312:39:563
4577091270,5ptp4l441ktimers/311:10:003
4577091270,1ptp4l67-21kworker/3:1+events09:40:123
1083046992725,1cyclictest0-21swapper/307:34:583
1083046992724,2cyclictest0-21swapper/311:10:123
108304699270,26cyclictest0-21swapper/308:17:583
108304699270,1cyclictest0-21swapper/310:45:123
1083044992725,1cyclictest0-21swapper/212:00:002
1083044992724,2cyclictest0-21swapper/212:27:592
1083044992724,2cyclictest0-21swapper/208:50:592
1083044992722,3cyclictest0-21swapper/208:19:552
4577091260,6ptp4l61490irq/134-eno1-TxRx-010:15:013
4577091260,6ptp4l61490irq/134-eno1-TxRx-008:05:013
4577091260,6ptp4l441ktimers/310:30:003
4577091260,6ptp4l441ktimers/308:24:553
1083044992623,2cyclictest0-21swapper/212:30:592
1083044992623,2cyclictest0-21swapper/211:11:592
1083044992623,2cyclictest0-21swapper/207:56:592
108304499260,2cyclictest0-21swapper/210:31:592
108304499260,25cyclictest0-21swapper/208:26:592
108304499260,24cyclictest0-21swapper/210:00:592
108304499260,24cyclictest0-21swapper/207:21:582
4577091250,5ptp4l61490irq/134-eno1-TxRx-010:39:563
4577091250,5ptp4l441ktimers/311:49:563
4577091250,5ptp4l441ktimers/311:49:563
1083046992523,1cyclictest0-21swapper/309:19:593
1083044992523,1cyclictest0-21swapper/210:12:592
1083044992522,2cyclictest0-21swapper/212:13:592
1083044992522,2cyclictest0-21swapper/210:53:592
4577091240,3ptp4l61490irq/134-eno1-TxRx-011:34:553
1083044992422,1cyclictest0-21swapper/212:05:592
1083044992422,1cyclictest0-21swapper/211:19:592
1083044992422,1cyclictest0-21swapper/210:50:002
1083044992421,2cyclictest0-21swapper/209:27:002
1083044992420,2cyclictest0-21swapper/208:11:592
1083044992320,2cyclictest0-21swapper/211:48:592
1083044992320,2cyclictest0-21swapper/211:48:582
1083044992320,2cyclictest0-21swapper/209:42:002
1083044992220,1cyclictest0-21swapper/211:29:592
1083046992119,1cyclictest0-21swapper/310:02:593
1083044992018,1cyclictest0-21swapper/209:19:582
1083044991917,1cyclictest0-21swapper/210:17:002
1083044991915,2cyclictest0-21swapper/208:43:592
1083044991411,2cyclictest0-21swapper/208:06:592
1083044991411,2cyclictest0-21swapper/208:06:582
108304499119,1cyclictest0-21swapper/208:57:592
10830449970,6cyclictest0-21swapper/210:10:002
10830449930,2cyclictest0-21swapper/207:10:012
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional