You are here: Home / Projects / OSADL QA Farm Real-time / Latency plots / 
2024-04-27 - 11:57
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 rackdslot3.osadl.org (updated Sat Apr 27, 2024 00:46:29)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2401121740,8sleep02754999cyclictest23:35:330
8255911260,51ptp4l41-21ksoftirqd/319:06:043
631821110,6sleep32755299cyclictest00:08:043
270522773,19sleep00-21swapper/019:07:170
825591760,1ptp4l401ktimersoftd/321:56:463
271682756,19sleep20-21swapper/219:08:472
825591730,1ptp4l401ktimersoftd/322:24:423
270682732,59sleep10-21swapper/119:07:301
825591700,2ptp4l401ktimersoftd/322:10:493
27551996928,12cyclictest33-21ksoftirqd/221:30:002
312192680,2sleep00-21swapper/020:25:220
27551996861,4cyclictest33-21ksoftirqd/223:40:042
27551996531,8cyclictest33-21ksoftirqd/221:55:252
27551996530,8cyclictest33-21ksoftirqd/222:09:462
825591640,1ptp4l401ktimersoftd/321:34:233
27551996330,9cyclictest33-21ksoftirqd/222:55:232
2755199627,9cyclictest33-21ksoftirqd/222:40:282
2755199626,8cyclictest33-21ksoftirqd/200:35:172
2755199626,8cyclictest33-21ksoftirqd/200:35:162
2755199626,6cyclictest4070-21turbostat00:04:592
27551996229,4cyclictest33-21ksoftirqd/200:05:172
273062620,2sleep10-21swapper/123:45:091
2755199617,9cyclictest33-21ksoftirqd/223:25:002
27551996125,10cyclictest33-21ksoftirqd/220:10:012
2755199606,9cyclictest33-21ksoftirqd/221:05:012
2755199606,9cyclictest33-21ksoftirqd/200:20:002
2755199596,9cyclictest33-21ksoftirqd/220:25:002
2755199596,9cyclictest33-21ksoftirqd/220:25:002
2755199594,8cyclictest33-21ksoftirqd/221:40:142
2755199594,7cyclictest33-21ksoftirqd/220:55:482
27551995921,9cyclictest33-21ksoftirqd/223:14:352
2755199587,9cyclictest33-21ksoftirqd/221:50:202
2755199587,9cyclictest33-21ksoftirqd/221:50:192
2755199587,6cyclictest24090-21sed21:20:152
2755199583,8cyclictest33-21ksoftirqd/220:35:232
27551995827,9cyclictest33-21ksoftirqd/221:05:332
27551995827,8cyclictest33-21ksoftirqd/220:54:132
2755199580,6cyclictest33-21ksoftirqd/220:40:272
2755199578,9cyclictest33-21ksoftirqd/223:15:162
2755199578,9cyclictest33-21ksoftirqd/223:15:162
2755199578,10cyclictest33-21ksoftirqd/221:10:162
2755199577,9cyclictest33-21ksoftirqd/220:00:242
2755199577,9cyclictest33-21ksoftirqd/200:20:172
2755199577,7cyclictest33-21ksoftirqd/219:10:272
2755199575,9cyclictest33-21ksoftirqd/223:05:092
2755199575,9cyclictest33-21ksoftirqd/200:30:132
2755199575,9cyclictest33-21ksoftirqd/200:10:242
2755199574,8cyclictest33-21ksoftirqd/219:45:272
2755199574,8cyclictest33-21ksoftirqd/219:40:142
2755199574,11cyclictest33-21ksoftirqd/223:35:142
2755199567,9cyclictest33-21ksoftirqd/223:55:172
2755199567,7cyclictest33-21ksoftirqd/221:45:142
2755199567,6cyclictest33-21ksoftirqd/221:20:002
2755199566,8cyclictest33-21ksoftirqd/221:35:142
2755199566,8cyclictest33-21ksoftirqd/219:55:242
2755199566,10cyclictest33-21ksoftirqd/222:25:172
2755199565,9cyclictest33-21ksoftirqd/223:45:132
2755199565,8cyclictest33-21ksoftirqd/222:30:292
2755199565,8cyclictest33-21ksoftirqd/220:10:302
2755199565,5cyclictest33-21ksoftirqd/222:20:012
2755199565,10cyclictest33-21ksoftirqd/223:30:012
2755199564,7cyclictest33-21ksoftirqd/219:50:112
2755199563,8cyclictest33-21ksoftirqd/222:04:592
27551995625,8cyclictest33-21ksoftirqd/220:30:192
27551995624,11cyclictest33-21ksoftirqd/219:25:282
2755199557,8cyclictest33-21ksoftirqd/223:00:322
2755199557,7cyclictest33-21ksoftirqd/223:50:302
2755199557,7cyclictest33-21ksoftirqd/222:10:102
27551995542,3cyclictest33-21ksoftirqd/200:25:152
27551995526,9cyclictest33-21ksoftirqd/220:29:132
27551995526,10cyclictest33-21ksoftirqd/220:45:462
303602540,2sleep00-21swapper/023:50:180
2755199547,7cyclictest33-21ksoftirqd/221:30:142
2755199546,9cyclictest33-21ksoftirqd/219:20:122
2755199546,7cyclictest7686-21/usr/sbin/munin19:35:152
2755199546,7cyclictest33-21ksoftirqd/222:50:142
2755199546,7cyclictest33-21ksoftirqd/219:30:282
2755199546,7cyclictest33-21ksoftirqd/219:20:012
2755199546,6cyclictest33-21ksoftirqd/222:20:132
2755199536,7cyclictest33-21ksoftirqd/223:25:152
2755199536,6cyclictest33-21ksoftirqd/222:45:142
2755199524,6cyclictest33-21ksoftirqd/222:35:252
2755199523,7cyclictest33-21ksoftirqd/220:15:122
91042500,2sleep00-21swapper/021:55:250
222882500,3sleep30-21swapper/321:15:283
825591490,1ptp4l401ktimersoftd/323:12:443
27549994842,4cyclictest9-21ksoftirqd/022:20:000
2755299475,9cyclictest0-21swapper/321:45:133
27552994728,16cyclictest41-21ksoftirqd/319:49:053
27552994728,15cyclictest41-21ksoftirqd/323:51:163
8259914513,18phc2sys0-21swapper/319:10:013
27549994438,3cyclictest9-21ksoftirqd/020:40:000
27549994337,3cyclictest9-21ksoftirqd/020:45:000
27550994237,3cyclictest25-21ksoftirqd/100:40:001
27550994237,3cyclictest25-21ksoftirqd/100:40:001
27550994135,3cyclictest25-21ksoftirqd/119:59:591
27550994134,4cyclictest25-21ksoftirqd/120:10:121
27549994135,3cyclictest9-21ksoftirqd/019:35:000
27549994134,4cyclictest9-21ksoftirqd/021:20:000
27549994034,4cyclictest9-21ksoftirqd/021:00:110
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional