You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-05-07 - 20:20
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 100 highest latencies:
System rackdslot1.osadl.org (updated Thu May 07, 2026 12:45:40)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2612021380,6sleep12216799cyclictest10:45:241
187692690,4sleep00-21swapper/010:30:180
22167996630,9cyclictest25-21ksoftirqd/111:30:001
22167996529,4cyclictest25-21ksoftirqd/108:45:161
22167996433,8cyclictest25-21ksoftirqd/107:15:001
22167996427,9cyclictest25-21ksoftirqd/112:29:591
22167996230,8cyclictest25-21ksoftirqd/107:25:161
22167996228,9cyclictest25-21ksoftirqd/108:15:261
22167996226,9cyclictest25-21ksoftirqd/112:15:201
22167996226,9cyclictest25-21ksoftirqd/110:05:011
2216999617,13cyclictest0-21swapper/312:30:233
22167996029,10cyclictest25-21ksoftirqd/108:05:151
22167996024,7cyclictest25-21ksoftirqd/109:30:251
22167996024,7cyclictest25-21ksoftirqd/109:30:251
134491600,3ptp4l3954-21/usr/sbin/munin11:10:232
2216999590,12cyclictest2980-21ps09:55:253
22167995926,8cyclictest25-21ksoftirqd/112:00:011
22167995922,8cyclictest25-21ksoftirqd/109:10:211
2216999587,6cyclictest20338-21ls10:35:123
22167995827,4cyclictest25-21ksoftirqd/109:45:171
22167995825,5cyclictest25-21ksoftirqd/111:35:161
22167995822,4cyclictest25-21ksoftirqd/111:15:131
22167995738,9cyclictest25-21ksoftirqd/107:34:591
22167995738,9cyclictest25-21ksoftirqd/107:34:591
22167995723,3cyclictest25-21ksoftirqd/110:30:181
134491570,4ptp4l0-21swapper/211:59:592
134491570,3ptp4l0-21swapper/011:00:240
134491570,3ptp4l0-21swapper/010:00:150
2216999563,14cyclictest15500-21latency_hist11:35:013
22167995627,3cyclictest25-21ksoftirqd/107:16:191
22167995625,7cyclictest25-21ksoftirqd/111:34:541
22167995622,6cyclictest25-21ksoftirqd/110:25:181
22167995622,3cyclictest25-21ksoftirqd/108:35:181
22167995621,7cyclictest25-21ksoftirqd/112:30:221
22167995617,8cyclictest25-21ksoftirqd/107:20:151
134491560,5ptp4l0-21swapper/107:09:521
134491560,4ptp4l0-21swapper/212:25:052
134491560,3ptp4l0-21swapper/011:30:310
134491560,3ptp4l0-21swapper/007:40:280
134491560,12ptp4l0-21swapper/012:16:470
22167995526,7cyclictest25-21ksoftirqd/112:10:001
22167995526,7cyclictest25-21ksoftirqd/112:10:001
22167995526,7cyclictest25-21ksoftirqd/111:53:011
22167995518,8cyclictest25-21ksoftirqd/107:50:121
22167995518,7cyclictest25-21ksoftirqd/112:35:201
22167995516,8cyclictest25-21ksoftirqd/110:10:201
134491550,3ptp4l0-21swapper/212:01:042
2216999546,7cyclictest10916-21cat11:25:003
22167995426,6cyclictest25-21ksoftirqd/110:35:131
22167995426,3cyclictest25-21ksoftirqd/110:55:271
22167995424,3cyclictest25-21ksoftirqd/111:48:211
22167995422,8cyclictest25-21ksoftirqd/110:20:191
22167995422,3cyclictest25-21ksoftirqd/112:00:141
22167995422,3cyclictest25-21ksoftirqd/110:20:021
22167995420,8cyclictest25-21ksoftirqd/108:55:171
22167995418,2cyclictest121rcu_preempt09:35:141
22167995415,9cyclictest25-21ksoftirqd/109:08:271
134491540,4ptp4l0-21swapper/010:43:050
134491540,3ptp4l0-21swapper/111:10:261
2216999537,7cyclictest0-21swapper/307:25:253
22167995325,3cyclictest25-21ksoftirqd/109:00:261
22167995325,3cyclictest25-21ksoftirqd/109:00:261
22167995322,6cyclictest25-21ksoftirqd/108:00:211
22167995322,6cyclictest25-21ksoftirqd/108:00:211
22167995321,3cyclictest25-21ksoftirqd/108:53:371
134491530,4ptp4l0-21swapper/210:08:392
134491530,4ptp4l0-21swapper/108:29:401
134491530,3ptp4l0-21swapper/009:02:510
134491530,3ptp4l0-21swapper/009:02:510
134491530,12ptp4l21020-21/usr/sbin/munin07:05:253
2216999524,10cyclictest30921-21sort09:45:263
22167995226,10cyclictest25-21ksoftirqd/110:05:141
22167995224,8cyclictest25-21ksoftirqd/111:20:201
22167995221,8cyclictest25-21ksoftirqd/111:04:101
22167995220,9cyclictest25-21ksoftirqd/110:50:181
22167995220,3cyclictest25-21ksoftirqd/110:40:131
22167995220,3cyclictest25-21ksoftirqd/109:25:201
22167995219,8cyclictest25-21ksoftirqd/109:24:591
22167995216,9cyclictest25-21ksoftirqd/111:40:121
134491520,4ptp4l0-21swapper/007:20:370
134491520,3ptp4l0-21swapper/011:15:260
2216999517,6cyclictest0-21swapper/312:15:133
22167995124,9cyclictest25-21ksoftirqd/109:15:131
22167995124,6cyclictest25-21ksoftirqd/108:14:151
22167995122,3cyclictest25-21ksoftirqd/112:23:511
22167995122,3cyclictest25-21ksoftirqd/109:54:051
22167995119,7cyclictest25-21ksoftirqd/107:45:141
22167995029,3cyclictest25-21ksoftirqd/111:06:231
22167995023,8cyclictest25-21ksoftirqd/108:30:221
22167995018,6cyclictest25-21ksoftirqd/108:20:241
22167995017,6cyclictest25-21ksoftirqd/108:40:191
134491500,4ptp4l0-21swapper/107:44:551
134491500,4ptp4l0-21swapper/010:53:230
134491500,4ptp4l0-21swapper/009:17:370
134491500,4ptp4l0-21swapper/008:33:330
134491500,4ptp4l0-21swapper/007:19:220
134491500,3ptp4l0-21swapper/212:39:202
2216999498,7cyclictest0-21swapper/312:20:193
2216999498,7cyclictest0-21swapper/310:15:243
2216999498,6cyclictest0-21swapper/312:10:143
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional