You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-08-03 - 21:24
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 Mon Aug 03, 2026 12:45:36)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1128599791,75cyclictest0-21swapper/210:05:292
145912650,3sleep114597-21irqrtprio08:25:181
46198640,2rtkit-daemon460-21rtkit-daemon09:43:561
268262620,7sleep11128499cyclictest10:00:231
134491600,16ptp4l0-21swapper/008:45:260
134491600,10ptp4l0-21swapper/108:20:021
140932580,5sleep00-21swapper/008:25:140
134491580,4ptp4l0-21swapper/009:35:230
134491580,4ptp4l0-21swapper/009:00:250
134491570,4ptp4l0-21swapper/312:25:173
134491570,4ptp4l0-21swapper/012:20:230
134491560,4ptp4l0-21swapper/011:16:200
134491550,4ptp4l0-21swapper/210:39:012
134491550,4ptp4l0-21swapper/110:08:161
134491540,3ptp4l0-21swapper/207:58:372
134491540,20ptp4l0-21swapper/210:21:492
11286995425,4cyclictest41-21ksoftirqd/308:45:003
11286995422,4cyclictest41-21ksoftirqd/307:22:053
11286995417,8cyclictest41-21ksoftirqd/309:05:013
134491530,5ptp4l0-21swapper/007:05:180
134491530,3ptp4l0-21swapper/311:35:213
134491530,3ptp4l0-21swapper/109:26:091
134491530,3ptp4l0-21swapper/109:26:091
134491530,3ptp4l0-21swapper/010:55:410
134491530,3ptp4l0-21swapper/010:15:120
11286995322,8cyclictest41-21ksoftirqd/310:45:213
11286995322,4cyclictest41-21ksoftirqd/310:39:343
134491520,4ptp4l0-21swapper/011:42:400
134491520,4ptp4l0-21swapper/010:40:590
134491520,3ptp4l0-21swapper/210:52:372
1128699522,4cyclictest0-21swapper/310:10:523
11286995219,4cyclictest41-21ksoftirqd/309:08:303
11286995218,4cyclictest41-21ksoftirqd/309:22:013
11286995218,15cyclictest41-21ksoftirqd/312:20:253
134491510,4ptp4l0-21swapper/008:17:150
134491510,3ptp4l0-21swapper/309:57:243
11286995123,6cyclictest41-21ksoftirqd/307:30:203
11286995119,9cyclictest41-21ksoftirqd/311:15:293
11286995118,8cyclictest41-21ksoftirqd/308:20:133
134491500,4ptp4l0-21swapper/112:02:051
134491500,4ptp4l0-21swapper/110:32:111
134491500,4ptp4l0-21swapper/009:15:500
134491500,3ptp4l0-21swapper/108:55:131
134491500,3ptp4l0-21swapper/011:37:020
11286995020,4cyclictest41-21ksoftirqd/310:45:003
11286995016,8cyclictest41-21ksoftirqd/310:30:133
1128599501,47cyclictest30786-21kworker/2:110:25:082
134491490,4ptp4l0-21swapper/311:10:023
134491490,4ptp4l0-21swapper/108:34:401
134491490,4ptp4l0-21swapper/011:20:380
134491490,3ptp4l30472-21apt-get11:20:112
134491490,3ptp4l0-21swapper/110:20:291
134491490,3ptp4l0-21swapper/107:14:311
134491490,3ptp4l0-21swapper/107:14:311
134491490,3ptp4l0-21swapper/011:51:560
134491490,3ptp4l0-21swapper/007:28:090
1128699494,3cyclictest0-21swapper/307:41:563
1128699493,4cyclictest0-21swapper/310:58:023
11286994918,9cyclictest41-21ksoftirqd/309:30:233
11286994914,10cyclictest41-21ksoftirqd/308:06:223
11286994912,10cyclictest41-21ksoftirqd/311:59:103
11286994910,8cyclictest41-21ksoftirqd/312:30:203
134491480,4ptp4l0-21swapper/011:46:590
134491480,3ptp4l0-21swapper/012:00:140
1128699489,8cyclictest41-21ksoftirqd/312:12:583
11286994818,7cyclictest41-21ksoftirqd/308:25:133
11286994817,8cyclictest41-21ksoftirqd/308:35:233
11286994817,7cyclictest41-21ksoftirqd/308:15:273
11286994817,4cyclictest41-21ksoftirqd/311:25:583
11286994813,8cyclictest41-21ksoftirqd/308:45:213
11286994810,10cyclictest41-21ksoftirqd/311:45:473
1128699480,7cyclictest0-21swapper/312:39:383
1128699480,2cyclictest121rcu_preempt10:07:593
134491470,3ptp4l0-21swapper/109:16:201
134491470,10ptp4l0-21swapper/212:36:502
1128699479,8cyclictest41-21ksoftirqd/309:13:493
1128699472,2cyclictest121rcu_preempt11:45:013
1128699472,2cyclictest121rcu_preempt11:02:593
11286994717,4cyclictest41-21ksoftirqd/309:25:133
11286994717,4cyclictest41-21ksoftirqd/309:25:133
11286994715,8cyclictest41-21ksoftirqd/308:35:003
11286994712,4cyclictest41-21ksoftirqd/312:15:283
11286994711,8cyclictest41-21ksoftirqd/307:10:133
11286994711,8cyclictest41-21ksoftirqd/307:10:133
134491460,5ptp4l0-21swapper/107:06:501
134491460,4ptp4l0-21swapper/311:54:343
134491460,4ptp4l0-21swapper/109:01:581
134491460,3ptp4l0-21swapper/009:08:410
1128699468,8cyclictest41-21ksoftirqd/309:43:503
11286994642,2cyclictest41-21ksoftirqd/309:20:003
1128699462,3cyclictest121rcu_preempt10:50:433
11286994613,4cyclictest41-21ksoftirqd/307:51:083
1128699461,2cyclictest121rcu_preempt10:26:583
1128699460,2cyclictest121rcu_preempt11:34:583
1128599460,3cyclictest24698-21ls09:55:282
134491450,4ptp4l4569-21apt-get08:05:112
134491450,4ptp4l0-21swapper/210:34:472
134491450,3ptp4l0-21swapper/307:59:313
134491450,3ptp4l0-21swapper/010:35:550
134491450,10ptp4l19235-21fschecks_count10:55:162
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional