You are here: Home / Projects / OSADL QA Farm Real-time / Latency plots / 
2025-11-30 - 21:31
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 rack6slot0.osadl.org (updated Sun Nov 30, 2025 13:01:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
391889929633,244cyclictest5865-21inotify_reader12:30:1835
391889929633,244cyclictest5865-21inotify_reader12:30:1835
391889929536,238cyclictest0-21swapper/507:25:2035
391889929536,238cyclictest0-21swapper/507:25:2035
391889925228,209cyclictest137250irq/44-eno1-TxRx-211:30:1935
391889925228,209cyclictest137250irq/44-eno1-TxRx-211:30:1935
391889925228,209cyclictest137250irq/44-eno1-TxRx-211:30:1835
391889925117,213cyclictest0-21swapper/507:10:1835
391889925117,213cyclictest0-21swapper/507:10:1735
391889924024,203cyclictest0-21swapper/509:30:1835
391889924024,203cyclictest0-21swapper/509:30:1835
391889924024,203cyclictest0-21swapper/509:30:1835
391889923539,184cyclictest4905-21CPU35
391889923539,184cyclictest4905-21CPU35
3920599212103,63cyclictest28044-21inotify_reader08:00:199
3920599212103,63cyclictest28044-21inotify_reader08:00:199
3918399209147,49cyclictest5021-21NetworkChangeNo09:50:181
3918399209147,49cyclictest5021-21NetworkChangeNo09:50:181
3919399207197,8cyclictest0-21swapper/1010:53:022
3919399207197,8cyclictest0-21swapper/1010:53:022
391889920719,174cyclictest0-21swapper/510:15:1835
391889920719,174cyclictest0-21swapper/510:15:1835
391889920719,174cyclictest0-21swapper/510:15:1835
3918399204164,35cyclictest0-21swapper/107:16:261
3918399204164,35cyclictest0-21swapper/107:16:261
392339920318,180cyclictest4630-21CPU27
392339920318,180cyclictest4630-21CPU27
392339920318,180cyclictest4630-21CPU27
3923999202148,50cyclictest0-21swapper/3911:10:5633
3923999202148,50cyclictest0-21swapper/3911:10:5633
3923999202148,50cyclictest0-21swapper/3911:10:5633
391839919493,90cyclictest38204-21NetworkChangeNo12:10:201
391839919493,90cyclictest38204-21NetworkChangeNo12:10:201
392239919243,110cyclictest21538-21inotify_reader11:20:2021
392239919243,110cyclictest21538-21inotify_reader11:20:2021
392239919243,110cyclictest21538-21inotify_reader11:20:2021
39205991920,2cyclictest0-21swapper/1712:30:009
39205991920,2cyclictest0-21swapper/1712:30:009
39205991920,2cyclictest0-21swapper/1712:30:009
391889919227,162cyclictest0-21swapper/510:05:1735
391889919227,162cyclictest0-21swapper/510:05:1735
391889919227,162cyclictest0-21swapper/510:05:1735
3923499190186,3cyclictest0-21swapper/3412:30:1128
3923499190186,3cyclictest0-21swapper/3412:30:1128
39195991906,157cyclictest13967-21NetworkChangeNo11:35:194
39195991906,157cyclictest13967-21NetworkChangeNo11:35:194
39195991906,157cyclictest13967-21NetworkChangeNo11:35:194
391889919026,146cyclictest0-21swapper/508:25:2035
391889919026,146cyclictest0-21swapper/508:25:2035
39188991900,187cyclictest0-21swapper/509:40:2035
39188991900,187cyclictest0-21swapper/509:40:2035
39188991900,187cyclictest0-21swapper/509:40:2035
391889918949,137cyclictest0-21swapper/511:56:4835
391889918949,137cyclictest0-21swapper/511:56:4835
391889918917,169cyclictest0-21swapper/512:35:4935
391889918917,169cyclictest0-21swapper/512:35:4935
39226991871,99cyclictest21181-21inotify_reader07:20:2424
39226991871,99cyclictest21181-21inotify_reader07:20:2424
3921599187131,49cyclictest8442-21TaskSchedulerSi09:50:1816
3921599187131,49cyclictest8442-21TaskSchedulerSi09:50:1816
391889918746,138cyclictest0-21swapper/509:18:0735
391889918746,138cyclictest0-21swapper/509:18:0735
3918899187161,18cyclictest0-21swapper/511:15:2035
3918899187161,18cyclictest0-21swapper/511:15:2035
3918899187161,18cyclictest0-21swapper/511:15:2035
3920999186182,2cyclictest0-21swapper/2010:11:0613
3920999186182,2cyclictest0-21swapper/2010:11:0613
391889918637,145cyclictest15979-21CPU35
391889918637,145cyclictest15979-21CPU35
391889918632,152cyclictest0-21swapper/509:25:4435
391889918632,152cyclictest0-21swapper/509:25:4435
391889918632,152cyclictest0-21swapper/509:25:4435
391889918631,143cyclictest0-21swapper/507:30:1935
391889918631,143cyclictest0-21swapper/507:30:1935
391889918620,163cyclictest0-21swapper/511:35:1735
391889918620,163cyclictest0-21swapper/511:35:1735
391889918620,163cyclictest0-21swapper/511:35:1635
3918399186139,38cyclictest0-21swapper/112:06:351
3918399186139,38cyclictest0-21swapper/112:06:351
391889918540,142cyclictest4624-21qemu-system-x8612:06:1135
391889918540,142cyclictest4624-21qemu-system-x8612:06:1135
3923199184161,20cyclictest15980-21CPU26
3923199184161,20cyclictest15980-21CPU26
3922099184173,9cyclictest0-21swapper/2709:31:4020
3922099184173,9cyclictest0-21swapper/2709:31:4020
3922099184173,9cyclictest0-21swapper/2709:31:4020
3919499184169,10cyclictest0-21swapper/1107:43:443
391889918440,140cyclictest0-21swapper/509:37:1435
391889918440,140cyclictest0-21swapper/509:37:1435
391889918430,152cyclictest0-21swapper/510:34:1035
391889918430,152cyclictest0-21swapper/510:34:1035
391889918430,152cyclictest0-21swapper/510:34:1035
391889918428,154cyclictest0-21swapper/509:47:5635
391889918428,154cyclictest0-21swapper/509:47:5635
391889918428,154cyclictest0-21swapper/509:47:5635
3923199183160,12cyclictest171rcu_preempt09:57:2426
3923199183160,12cyclictest171rcu_preempt09:57:2426
3923199183160,12cyclictest171rcu_preempt09:57:2426
391889918325,154cyclictest0-21swapper/512:20:2035
391889918325,154cyclictest0-21swapper/512:20:2035
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional