You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-04-04 - 07:58
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 rackcslot2.osadl.org (updated Sat Apr 04, 2026 00:43:23)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
268522740,2sleep02500099cyclictest21:35:370
230932720,3sleep023091-21seq19:04:270
2445927158,8sleep10-21swapper/119:05:271
25001994010,0cyclictest0-21swapper/120:49:421
25000993510,0cyclictest0-21swapper/019:54:300
2500099301,27cyclictest27847-21kworker/0:120:00:430
2500099300,29cyclictest27847-21kworker/0:100:35:450
2500099300,1cyclictest0-21swapper/022:41:090
25000992929,0cyclictest0-21swapper/023:16:240
25000992927,1cyclictest0-21swapper/021:32:310
25001992810,8cyclictest0-21swapper/100:19:261
2500099281,26cyclictest27847-21kworker/0:121:10:130
25001992720,4cyclictest17647-21apache222:36:291
25000992727,0cyclictest0-21swapper/000:06:070
25000992610,15cyclictest0-21swapper/000:01:450
180002260,1sleep018002-21fschecks_time21:24:290
25001992521,2cyclictest17673-21apache221:33:391
25001992518,5cyclictest231ktimersoftd/100:16:181
2500199250,11cyclictest0-21swapper/119:34:251
2500099258,16cyclictest27847-21kworker/0:122:32:170
25000992516,5cyclictest17673-21apache200:20:130
25000992514,8cyclictest16714-21ssh22:52:080
25001992422,1cyclictest3226-21ssh22:33:531
25001992422,1cyclictest0-21swapper/100:30:161
25001992410,9cyclictest0-21swapper/122:09:281
25001992410,6cyclictest0-21swapper/100:34:371
2500199240,11cyclictest11055-21perl21:59:281
25000992422,1cyclictest16949-21vmstat20:09:340
2500099241,18cyclictest27847-21kworker/0:123:09:370
25000992410,2cyclictest32433-21kworker/u4:022:47:020
25001992313,6cyclictest0-21swapper/123:04:321
25001992310,9cyclictest0-21swapper/122:39:581
25001992310,7cyclictest0-21swapper/123:40:441
25001992310,0cyclictest0-21swapper/121:28:091
25000992319,2cyclictest31993-21kworker/u4:123:42:190
25000992317,5cyclictest17673-21apache219:09:260
2500099231,2cyclictest0-21swapper/021:39:440
25000992310,8cyclictest0-21swapper/000:15:340
83812220,1sleep10-21swapper/121:54:351
2500199226,11cyclictest0-21swapper/123:09:251
2500199224,10cyclictest0-21swapper/120:59:311
25001992222,0cyclictest0-21swapper/122:18:271
25001992217,3cyclictest5639-21grep21:04:341
25001992210,5cyclictest0-21swapper/121:10:481
25001992210,4cyclictest0-21swapper/121:16:191
25001992210,10cyclictest0-21swapper/119:14:401
25000992220,1cyclictest0-21swapper/020:14:350
25000992217,5cyclictest17673-21apache223:34:070
25000992210,7cyclictest0-21swapper/021:59:170
25001992120,1cyclictest17647-21apache222:28:421
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional