You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-04-16 - 13:11
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 Apr 16, 2026 00:45:43)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3047921640,7sleep1704999cyclictest21:10:121
134491670,4ptp4l7649-21iostat_ios19:10:180
134491640,2ptp4l121rcu_preempt23:05:253
134491640,2ptp4l121rcu_preempt23:05:253
134491630,3ptp4l17090-21/usr/sbin/munin00:10:261
134491630,3ptp4l0-21swapper/223:57:232
134491620,4ptp4l0-21swapper/021:25:220
134491620,3ptp4l0-21swapper/123:15:041
134491590,3ptp4l0-21swapper/323:57:143
134491590,3ptp4l0-21swapper/223:35:182
134491580,4ptp4l0-21swapper/322:19:573
134491580,4ptp4l0-21swapper/319:29:033
134491580,4ptp4l0-21swapper/219:39:282
134491580,3ptp4l0-21swapper/019:45:170
134491570,4ptp4l0-21swapper/223:14:572
134491570,3ptp4l0-21swapper/221:45:262
134491570,3ptp4l0-21swapper/200:14:282
134491570,3ptp4l0-21swapper/021:17:590
134491560,4ptp4l0-21swapper/300:31:583
134491560,4ptp4l0-21swapper/100:35:191
134491560,4ptp4l0-21swapper/023:02:450
134491560,3ptp4l0-21swapper/323:49:183
134491550,5ptp4l0-21swapper/020:25:260
134491550,4ptp4l705199cyclictest19:15:243
705199546,46cyclictest0-21swapper/322:58:483
134491540,3ptp4l0-21swapper/222:22:192
134491540,2ptp4l0-21swapper/020:15:270
134491530,4ptp4l0-21swapper/223:52:182
134491530,4ptp4l0-21swapper/222:39:512
134491530,4ptp4l0-21swapper/222:39:512
134491530,4ptp4l0-21swapper/220:14:212
134491530,4ptp4l0-21swapper/220:14:212
134491530,4ptp4l0-21swapper/021:48:380
134491530,4ptp4l0-21swapper/020:06:220
134491530,2ptp4l0-21swapper/219:51:142
134491530,19ptp4l25-21ksoftirqd/119:18:371
134491520,4ptp4l0-21swapper/319:07:533
134491520,4ptp4l0-21swapper/223:45:272
134491520,4ptp4l0-21swapper/221:58:242
134491520,4ptp4l0-21swapper/221:20:022
134491520,4ptp4l0-21swapper/023:34:490
134491520,3ptp4l0-21swapper/223:40:012
134491520,3ptp4l0-21swapper/220:32:412
134491510,4ptp4l705199cyclictest22:43:423
134491510,4ptp4l0-21swapper/220:51:502
134491510,4ptp4l0-21swapper/019:32:260
134491510,3ptp4l0-21swapper/222:40:452
134491510,11ptp4l5836-21ntp_states19:05:242
705199508,40cyclictest0-21swapper/320:37:083
705099501,46cyclictest27777-21wc21:05:002
134491500,4ptp4l0-21swapper/223:17:482
134491500,4ptp4l0-21swapper/220:07:372
134491500,4ptp4l0-21swapper/023:56:120
134491500,3ptp4l0-21swapper/222:26:192
134491500,3ptp4l0-21swapper/200:35:252
134491500,10ptp4l0-21swapper/219:32:062
134491490,4ptp4l0-21swapper/022:39:320
134491490,4ptp4l0-21swapper/022:39:320
134491490,4ptp4l0-21swapper/020:23:020
134491490,3ptp4l0-21swapper/122:51:131
134491490,3ptp4l0-21swapper/022:11:430
134491490,3ptp4l0-21swapper/021:06:550
134491490,3ptp4l0-21swapper/000:17:160
705099480,45cyclictest23261-21ls22:05:002
134491480,4ptp4l0-21swapper/321:25:253
134491480,4ptp4l0-21swapper/221:34:232
134491480,4ptp4l0-21swapper/020:55:530
134491480,3ptp4l0-21swapper/222:54:402
134491480,3ptp4l0-21swapper/021:22:480
134491480,3ptp4l0-21swapper/019:25:250
134491470,4ptp4l0-21swapper/120:39:041
134491470,4ptp4l0-21swapper/022:42:140
134491470,3ptp4l0-21swapper/222:19:582
134491470,3ptp4l0-21swapper/220:23:302
134491470,3ptp4l0-21swapper/000:10:350
134491460,8ptp4l0-21swapper/019:35:150
134491460,16ptp4l0-21swapper/120:50:141
134491460,11ptp4l0-21swapper/122:01:401
134491450,6ptp4l24293-21meminfo20:55:212
134491450,4ptp4l0-21swapper/321:45:153
134491450,4ptp4l0-21swapper/123:26:561
134491450,3ptp4l0-21swapper/300:08:483
134491450,3ptp4l0-21swapper/300:02:553
134491450,3ptp4l0-21swapper/222:32:152
134491450,3ptp4l0-21swapper/221:50:242
134491450,2ptp4l121rcu_preempt00:21:070
134491450,10ptp4l0-21swapper/121:32:041
134491440,5ptp4l0-21swapper/023:50:110
134491440,4ptp4l0-21swapper/119:12:541
134491440,4ptp4l0-21swapper/023:28:240
134491440,4ptp4l0-21swapper/022:50:330
134491440,3ptp4l0-21swapper/300:28:583
134491440,3ptp4l0-21swapper/220:41:432
134491430,4ptp4l30460-21apt-get22:20:110
134491430,4ptp4l25965-21apt-get23:20:132
134491430,4ptp4l0-21swapper/123:05:431
134491430,4ptp4l0-21swapper/123:05:431
134491430,4ptp4l0-21swapper/019:20:550
134491430,3ptp4l0-21swapper/321:30:303
134491430,3ptp4l0-21swapper/220:47:532
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional