You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-09-03 - 03:25
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 50 highest latencies:
System rackdslot4.osadl.org (updated Wed Sep 02, 2026 12:45:42)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
138591210142,24phc2sys0-21swapper/307:09:173
55872207172,23sleep10-21swapper/107:05:591
55552203169,22sleep20-21swapper/207:05:372
36832199167,21sleep00-21swapper/007:05:070
138591133108,14phc2sys0-21swapper/307:10:013
590328262,11sleep00-21swapper/007:10:010
325002680,2sleep30-21swapper/308:00:253
218802590,2sleep00-21swapper/012:00:200
6197995824,8cyclictest41-21ksoftirqd/307:55:183
276212570,2sleep3401ktimersoftd/307:50:263
134991570,6getstats619799cyclictest09:04:213
138491560,1ptp4l401ktimersoftd/311:30:243
6197995527,3cyclictest41-21ksoftirqd/311:55:133
6197995424,4cyclictest41-21ksoftirqd/311:25:193
138491540,1ptp4l401ktimersoftd/307:45:213
6197995225,7cyclictest41-21ksoftirqd/307:35:163
6197995121,3cyclictest41-21ksoftirqd/310:20:143
6197995021,4cyclictest41-21ksoftirqd/311:20:263
6197995015,6cyclictest41-21ksoftirqd/310:54:593
6197994923,7cyclictest41-21ksoftirqd/312:20:153
6197994919,3cyclictest41-21ksoftirqd/312:00:143
6197994917,4cyclictest41-21ksoftirqd/310:45:183
6197994821,3cyclictest41-21ksoftirqd/310:10:133
6197994819,4cyclictest41-21ksoftirqd/311:10:243
6197994817,7cyclictest41-21ksoftirqd/308:55:273
6197994813,7cyclictest41-21ksoftirqd/308:05:133
6197994719,7cyclictest41-21ksoftirqd/312:05:193
6197994717,4cyclictest41-21ksoftirqd/311:50:183
6197994715,6cyclictest41-21ksoftirqd/307:30:233
6197994714,7cyclictest41-21ksoftirqd/310:30:123
6197994713,4cyclictest41-21ksoftirqd/309:40:143
619799469,4cyclictest41-21ksoftirqd/311:40:163
6197994621,3cyclictest41-21ksoftirqd/309:20:253
6197994619,7cyclictest41-21ksoftirqd/310:15:163
6197994618,3cyclictest41-21ksoftirqd/310:35:133
6197994617,3cyclictest41-21ksoftirqd/307:26:023
6197994616,4cyclictest41-21ksoftirqd/310:40:233
6197994613,7cyclictest41-21ksoftirqd/309:05:133
6197994613,7cyclictest41-21ksoftirqd/309:05:123
619799459,7cyclictest41-21ksoftirqd/312:40:013
619799456,5cyclictest41-21ksoftirqd/312:26:583
6197994534,4cyclictest41-21ksoftirqd/311:35:173
6197994519,3cyclictest41-21ksoftirqd/312:10:173
6197994518,7cyclictest41-21ksoftirqd/309:10:163
6197994514,4cyclictest41-21ksoftirqd/310:00:133
6197994512,11cyclictest41-21ksoftirqd/312:19:223
6197994511,4cyclictest41-21ksoftirqd/308:15:143
6197994510,7cyclictest41-21ksoftirqd/309:15:133
6197994510,4cyclictest41-21ksoftirqd/307:20:253
619799444,2cyclictest121rcu_preempt09:30:003
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional