You are here: Home / Projects / OSADL QA Farm Real-time / Latency plots / 
2024-12-10 - 12:44
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 50 highest latencies:
System rackeslot2.osadl.org (updated Tue Dec 10, 2024 00:43:58)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
25259662580,1sleep00-21swapper/021:36:220
23360952510,1sleep20-21swapper/219:15:002
2500991470,1ptp4l0-21swapper/319:40:203
26568242410,1sleep20-21swapper/222:55:242
2329729993320,9cyclictest1-21systemd00:35:020
2500991320,20ptp4l186990irq/129-enp1s0-TxRx-023:35:163
27092512300,2sleep30-21swapper/323:26:423
2500991300,5ptp4l186990irq/129-enp1s0-TxRx-023:07:403
2500991280,5ptp4l186990irq/129-enp1s0-TxRx-019:55:153
2329729992822,5cyclictest2548143-21grep21:55:000
2500991260,5ptp4l186990irq/129-enp1s0-TxRx-021:43:273
2500991260,3ptp4l186990irq/129-enp1s0-TxRx-019:14:193
2500991250,5ptp4l186990irq/129-enp1s0-TxRx-022:43:203
2500991250,2ptp4l0-21swapper/320:51:013
2500991240,5ptp4l186990irq/129-enp1s0-TxRx-000:25:013
2500991240,4ptp4l561ktimers/323:17:323
2500991240,4ptp4l561ktimers/323:17:313
2500991240,4ptp4l186990irq/129-enp1s0-TxRx-023:55:323
2500991240,4ptp4l186990irq/129-enp1s0-TxRx-021:55:053
2500991240,4ptp4l186990irq/129-enp1s0-TxRx-021:55:053
2500991240,4ptp4l186990irq/129-enp1s0-TxRx-020:20:133
2329729992419,4cyclictest2625442-21gpgv22:40:010
2329729992418,2cyclictest2711178-21basename23:30:000
2329729992418,2cyclictest2565220-21/usr/sbin/munin22:05:010
2329729992418,2cyclictest1695-21dbus-daemon22:45:000
2500991230,6ptp4l186990irq/129-enp1s0-TxRx-000:20:093
2500991230,5ptp4l186990irq/129-enp1s0-TxRx-022:20:463
2500991230,5ptp4l186990irq/129-enp1s0-TxRx-022:15:463
2500991230,5ptp4l186990irq/129-enp1s0-TxRx-021:37:433
2500991230,5ptp4l186990irq/129-enp1s0-TxRx-021:30:093
2500991230,5ptp4l186990irq/129-enp1s0-TxRx-020:50:013
2500991230,5ptp4l186990irq/129-enp1s0-TxRx-020:45:013
2500991230,5ptp4l186990irq/129-enp1s0-TxRx-000:36:043
2500991230,4ptp4l186990irq/129-enp1s0-TxRx-023:22:033
2500991230,4ptp4l186990irq/129-enp1s0-TxRx-000:14:173
2500991230,3ptp4l186990irq/129-enp1s0-TxRx-023:03:343
2500991230,3ptp4l186990irq/129-enp1s0-TxRx-000:15:223
2500991230,3ptp4l186990irq/129-enp1s0-TxRx-000:00:323
2500991230,2ptp4l0-21swapper/322:11:013
2500991230,12ptp4l186990irq/129-enp1s0-TxRx-000:33:173
232972999239,5cyclictest0-21swapper/023:55:190
2329729992317,2cyclictest2642596-21apt-key22:50:000
2329729992313,4cyclictest9311-21sendmail-mta21:25:010
2329729992310,5cyclictest0-21swapper/023:50:270
2329729992310,5cyclictest0-21swapper/022:20:270
2500991220,5ptp4l186990irq/129-enp1s0-TxRx-023:51:363
2500991220,5ptp4l186990irq/129-enp1s0-TxRx-023:42:383
2500991220,5ptp4l186990irq/129-enp1s0-TxRx-021:52:213
2500991220,5ptp4l186990irq/129-enp1s0-TxRx-019:35:193
2500991220,4ptp4l186990irq/129-enp1s0-TxRx-023:31:293
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional