You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-04-25 - 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 50 highest latencies:
System rackbslot7.osadl.org (updated Sat Apr 25, 2026 12:44:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2207211810,76sleep22240-21proc_pri06:58:102
2989211311,67sleep12991-21apt-get07:02:291
32699910859,42cyclictest16251-21sendmail11:52:262
295721076,16sleep00-21swapper/007:02:200
3269991065,88cyclictest18730-21apt-get07:47:412
32699910414,71cyclictest30239-21taskset10:27:492
32699910414,71cyclictest30239-21taskset10:27:492
32609910038,54cyclictest0-21swapper/110:03:011
3269999933,29cyclictest0-21swapper/212:17:222
3260999938,9cyclictest0-21swapper/109:03:051
3260999938,9cyclictest0-21swapper/109:03:051
326099993,70cyclictest32142-21ssh12:17:511
3260999730,15cyclictest0-21swapper/112:02:481
3260999730,15cyclictest0-21swapper/112:02:481
3260999650,39cyclictest27828-21latency_hist11:17:291
3260999638,12cyclictest22599-21kworker/u17:1-rpciod09:32:511
3260999638,12cyclictest22599-21kworker/u17:1-rpciod09:32:511
3260999578,11cyclictest30242-21sh10:27:501
3260999578,11cyclictest30242-21sh10:27:501
3260999538,11cyclictest0-21swapper/112:22:521
3260999537,50cyclictest0-21swapper/108:57:501
3260999537,13cyclictest14575-21kworker/u17:0+events_unbound10:09:261
3260999536,16cyclictest8743-21latency_hist07:17:311
326099953,36cyclictest6440-21grep07:08:061
3260999526,13cyclictest0-21swapper/111:42:521
3260999526,13cyclictest0-21swapper/111:42:521
328399945,76cyclictest30214-21taskset10:27:463
328399945,76cyclictest30214-21taskset10:27:463
3260999437,12cyclictest0-21swapper/109:48:051
3260999429,11cyclictest0-21swapper/110:57:501
3269999332,49cyclictest0-21swapper/210:07:312
326999932,60cyclictest10886-21seq10:48:472
3260999333,9cyclictest0-21swapper/111:58:571
3260999332,13cyclictest0-21swapper/110:42:291
3269999210,46cyclictest0-21swapper/211:42:262
3260999229,15cyclictest0-21swapper/109:52:541
3260999229,15cyclictest0-21swapper/109:52:541
326099922,47cyclictest19631-21ntp_states11:03:001
326099922,38cyclictest23647-21apt-config08:02:311
3260999218,33cyclictest17653-21sh11:53:411
326099913,39cyclictest1486-21latency_hist11:27:311
326099913,37cyclictest10433-21apt-get07:22:401
326099913,36cyclictest29126-21fschecks_count08:17:501
326099913,34cyclictest8917-21grep08:53:031
326099913,34cyclictest30627-21cstates08:22:451
326099913,34cyclictest30627-21cstates08:22:451
326099912,37cyclictest21260-21grep07:53:051
326099903,43cyclictest839-21cat08:28:551
326099903,42cyclictest26273-21/usr/sbin/munin09:28:011
326099903,40cyclictest23806-21/usr/sbin/munin08:04:101
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional