You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-04-02 - 22:25
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 100 highest latencies:
System rackdslot1.osadl.org (updated Thu Apr 02, 2026 12:45:40)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
195621420,3sleep0282199cyclictest12:05:270
2823997112,13cyclictest31976-21chrt10:51:042
282399705,62cyclictest0-21swapper/209:50:292
2823997013,11cyclictest22695-21chrt10:30:462
2823996913,11cyclictest20886-21chrt11:37:262
2823996612,11cyclictest17914-21chrt09:10:312
2823996612,11cyclictest17914-21chrt09:10:312
2823996611,12cyclictest17833-21chrt08:04:072
2823996611,12cyclictest17833-21chrt08:04:072
2823996611,11cyclictest13400-21ntpq07:45:172
282399649,53cyclictest0-21swapper/212:05:002
2823996312,10cyclictest1317-21runrttasks09:05:482
2823996312,10cyclictest1317-21runrttasks09:05:482
2823996310,19cyclictest26674-21ntpq10:40:212
134491630,4ptp4l0-21swapper/009:03:350
134491630,4ptp4l0-21swapper/009:03:350
2823996211,11cyclictest10059-21taskset12:25:132
134491620,17ptp4l0-21swapper/111:40:261
282399616,52cyclictest32592-21/usr/sbin/munin09:45:122
2823996111,47cyclictest0-21swapper/209:20:012
134491610,4ptp4l0-21swapper/309:10:433
134491610,4ptp4l0-21swapper/309:10:433
2823996015,10cyclictest29915-21chrt10:49:082
282399598,16cyclictest9457-21/usr/sbin/munin11:15:122
282399597,15cyclictest0-21swapper/208:15:252
2823995915,9cyclictest11449-21taskset10:09:042
134491590,4ptp4l0-21swapper/309:24:093
134491590,4ptp4l0-21swapper/308:50:213
282399585,51cyclictest0-21swapper/210:00:292
2823995815,39cyclictest7128-21fschecks_count08:50:152
134491580,4ptp4l0-21swapper/010:50:230
134491580,3ptp4l0-21swapper/307:14:033
134491580,3ptp4l0-21swapper/111:56:371
300542570,4sleep20-21swapper/208:30:162
282399579,16cyclictest6281-21cat11:05:262
282399578,11cyclictest0-21swapper/210:55:282
282399566,17cyclictest0-21swapper/212:05:152
2823995610,43cyclictest4862-21apt-get09:55:102
134491560,4ptp4l0-21swapper/310:30:093
134491560,4ptp4l0-21swapper/308:35:393
134491560,4ptp4l0-21swapper/008:18:580
134491560,3ptp4l15190-21ntp_states10:15:233
134491560,3ptp4l0-21swapper/312:30:103
134491560,3ptp4l0-21swapper/307:24:593
282399558,16cyclictest28353-21egrep11:55:142
282399557,6cyclictest14090-21apt-config11:25:012
282399553,50cyclictest0-21swapper/209:40:292
282399547,45cyclictest0-21swapper/210:10:292
2823995414,37cyclictest4907-21/usr/sbin/munin07:15:212
134491540,4ptp4l0-21swapper/309:50:523
134491540,4ptp4l0-21swapper/112:31:261
134491540,3ptp4l0-21swapper/012:35:210
2823995316,9cyclictest8458-21chrt07:29:382
2823995316,9cyclictest8458-21chrt07:29:382
2823995315,9cyclictest29300-21taskset08:27:572
134491530,4ptp4l0-21swapper/311:43:093
134491530,4ptp4l0-21swapper/307:29:133
134491530,4ptp4l0-21swapper/307:29:133
134491530,10ptp4l0-21swapper/308:09:463
131312530,5sleep30-21swapper/310:10:253
2823995215,16cyclictest22616-21/usr/sbin/munin11:40:242
2823995211,10cyclictest0-21swapper/208:22:002
134491520,5ptp4l0-21swapper/107:05:071
134491520,4ptp4l0-21swapper/311:07:273
134491520,4ptp4l0-21swapper/310:55:173
134491520,4ptp4l0-21swapper/309:26:583
134491520,3ptp4l0-21swapper/307:16:063
134491510,4ptp4l282199cyclictest10:23:180
134491510,4ptp4l0-21swapper/311:04:463
134491510,4ptp4l0-21swapper/310:49:523
134491510,4ptp4l0-21swapper/310:26:023
134491510,3ptp4l0-21swapper/311:36:273
134491510,12ptp4l0-21swapper/310:51:253
282399509,7cyclictest8135-21ls11:10:192
282399509,7cyclictest18361-21df08:05:092
282399508,7cyclictest25641-21apt-get09:30:112
282399508,7cyclictest19644-21ntp_states09:15:222
134491500,4ptp4l0-21swapper/310:40:363
134491500,4ptp4l0-21swapper/309:09:303
134491500,4ptp4l0-21swapper/309:09:303
134491500,4ptp4l0-21swapper/308:12:223
134491500,4ptp4l0-21swapper/307:45:153
282399497,8cyclictest17819-21ssh10:20:252
2823994911,36cyclictest0-21swapper/208:46:122
134491490,5ptp4l282199cyclictest07:24:500
134491490,4ptp4l0-21swapper/311:27:163
134491490,4ptp4l0-21swapper/310:08:503
134491490,3ptp4l0-21swapper/309:41:383
134491490,12ptp4l0-21swapper/111:25:521
134491480,5ptp4l0-21swapper/007:05:210
134491480,4ptp4l0-21swapper/307:42:543
134491480,4ptp4l0-21swapper/012:18:210
134491480,3ptp4l0-21swapper/308:04:493
134491480,3ptp4l0-21swapper/308:04:483
134491470,4ptp4l0-21swapper/310:02:013
134491470,4ptp4l0-21swapper/308:47:053
134491470,4ptp4l0-21swapper/308:24:183
282399469,7cyclictest9935-21iostat_ios07:35:132
282399468,6cyclictest29500-21ls09:35:262
282399466,7cyclictest19108-21perl10:25:152
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional