You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-04-04 - 11:25
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 rackdslot3.osadl.org (updated Sat Apr 04, 2026 00:45:52)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
205442204169,23sleep30-21swapper/319:05:403
207132203170,22sleep00-21swapper/019:07:450
205372203170,22sleep10-21swapper/119:05:331
208122201168,22sleep20-21swapper/219:09:032
1393911090,1ptp4l31650-21latency_hist22:55:013
2118199706,62cyclictest2804-21kworker/2:200:06:132
2118199655,57cyclictest17536-21kworker/2:020:00:332
279122620,2sleep30-21swapper/322:45:183
139391620,48ptp4l0-21swapper/319:10:013
21182996131,4cyclictest41-21ksoftirqd/320:50:143
21182996128,7cyclictest41-21ksoftirqd/320:45:183
21182996126,10cyclictest41-21ksoftirqd/319:50:143
21181996111,48cyclictest20645-21kworker/2:022:45:332
71002600,2sleep30-21swapper/320:55:153
21182996026,7cyclictest41-21ksoftirqd/320:29:593
21182995926,4cyclictest41-21ksoftirqd/319:30:153
21182995926,3cyclictest41-21ksoftirqd/323:15:013
21182995925,8cyclictest41-21ksoftirqd/321:55:013
294452580,2sleep10-21swapper/123:55:201
21182995827,4cyclictest41-21ksoftirqd/323:55:123
21182995826,4cyclictest41-21ksoftirqd/323:00:283
21182995824,9cyclictest41-21ksoftirqd/300:00:143
21182995822,9cyclictest41-21ksoftirqd/323:10:013
21182995822,9cyclictest41-21ksoftirqd/322:05:143
21182995821,11cyclictest41-21ksoftirqd/300:05:133
21182995730,7cyclictest41-21ksoftirqd/322:15:223
21182995726,9cyclictest41-21ksoftirqd/323:00:003
21182995726,8cyclictest41-21ksoftirqd/322:10:153
21182995726,10cyclictest41-21ksoftirqd/320:40:003
21182995726,10cyclictest41-21ksoftirqd/320:40:003
21182995724,8cyclictest41-21ksoftirqd/320:10:143
21182995722,7cyclictest41-21ksoftirqd/319:40:163
21182995720,8cyclictest41-21ksoftirqd/323:50:273
21182995629,3cyclictest41-21ksoftirqd/323:45:283
21182995624,7cyclictest41-21ksoftirqd/321:10:013
21182995624,6cyclictest41-21ksoftirqd/322:35:143
21182995619,4cyclictest41-21ksoftirqd/300:35:273
2117999562,11cyclictest27501-21sshd21:36:220
2117999562,11cyclictest27501-21sshd21:36:220
21182995528,6cyclictest41-21ksoftirqd/300:25:223
21182995524,9cyclictest41-21ksoftirqd/320:30:243
21182995524,8cyclictest41-21ksoftirqd/321:15:173
21182995524,6cyclictest41-21ksoftirqd/320:00:133
21182995522,8cyclictest41-21ksoftirqd/322:20:153
21182995522,10cyclictest41-21ksoftirqd/300:10:113
21182995522,10cyclictest41-21ksoftirqd/300:10:113
21182995520,8cyclictest41-21ksoftirqd/323:40:233
2117999552,13cyclictest3582-21tune2fs19:40:160
2117999552,11cyclictest16215-21ps22:20:240
2117999551,11cyclictest2560-21cut23:00:180
21182995424,6cyclictest41-21ksoftirqd/319:45:183
21182995420,9cyclictest41-21ksoftirqd/300:20:173
21182995419,8cyclictest41-21ksoftirqd/321:35:173
21182995419,8cyclictest41-21ksoftirqd/321:35:173
21182995419,7cyclictest41-21ksoftirqd/322:00:243
2117999540,11cyclictest5620-21ptp4l-jitter20:50:230
80232530,2sleep10-21swapper/119:50:141
2118299533,11cyclictest24496-21irqstats19:15:183
2118299533,11cyclictest24496-21irqstats19:15:183
21182995323,6cyclictest41-21ksoftirqd/321:00:163
21182995322,8cyclictest41-21ksoftirqd/321:25:273
21182995321,9cyclictest41-21ksoftirqd/321:40:203
21182995320,7cyclictest41-21ksoftirqd/321:30:133
21182995320,3cyclictest41-21ksoftirqd/321:45:193
21182995320,3cyclictest41-21ksoftirqd/300:15:303
2117999530,11cyclictest30301-21latency_hist21:45:000
2118299522,7cyclictest41-21ksoftirqd/322:30:133
21182995227,7cyclictest41-21ksoftirqd/319:55:133
21182995225,10cyclictest41-21ksoftirqd/321:20:253
21182995223,9cyclictest41-21ksoftirqd/323:10:163
21182995222,7cyclictest41-21ksoftirqd/300:30:253
21182995222,10cyclictest41-21ksoftirqd/323:30:233
21182995220,7cyclictest41-21ksoftirqd/323:20:263
21182995219,9cyclictest41-21ksoftirqd/321:55:133
2117999521,9cyclictest21071-21expr20:15:210
2117999521,11cyclictest32226-21switchtime00:00:240
2117999521,10cyclictest20880-21sed21:25:000
2117999520,16cyclictest29068-21ps23:55:180
40652510,2sleep24067-21proc_pri21:55:222
2118299513,9cyclictest41-21ksoftirqd/322:30:003
21182995124,6cyclictest41-21ksoftirqd/319:35:123
189902510,3sleep10-21swapper/121:20:151
21182995020,9cyclictest41-21ksoftirqd/319:25:123
21182995018,8cyclictest41-21ksoftirqd/320:40:143
21182995017,9cyclictest41-21ksoftirqd/320:20:263
2117999501,16cyclictest845-21grep00:05:130
2117999501,12cyclictest5680-21cat00:15:010
2117999501,12cyclictest5680-21cat00:15:010
2117999500,9cyclictest21055-21netstat22:30:210
2118299496,3cyclictest41-21ksoftirqd/319:20:263
2118299493,7cyclictest15537-21df20:05:163
2118299493,7cyclictest15537-21df20:05:163
2117999491,16cyclictest25027-21awk23:45:240
2117999491,11cyclictest5140-21sed22:00:000
2118299485,3cyclictest41-21ksoftirqd/321:10:183
2118299484,4cyclictest41-21ksoftirqd/323:35:243
21182994819,7cyclictest41-21ksoftirqd/320:15:183
2118299474,6cyclictest41-21ksoftirqd/322:40:233
2118299474,3cyclictest41-21ksoftirqd/321:05:133
2117999470,10cyclictest26531-21sshd22:41:360
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional