You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2025-12-11 - 22:38

OSADL QA Farm on Real-time of Mainline Linux

About - Hardware - CPUs - Benchmarks - Graphics - Benchmarks - Kernels - Boards/Distros - Latency monitoring - Latency plots - System data - Profiles - Compare - Awards

Default latency plot of shadow in rack #5, slot #7

Rack #0/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #1/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #2/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #3/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #4/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #5/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #6/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #7/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #8/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #9/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #a/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #b/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #c/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #d/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #e/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #f/#0 #1 #2 #3 #4 #5 #6 #7 #8 
Special  All - All RT - Optimization - Ethernet - Thumbnails - Next
  
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.

Total number of samples: 50.5 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the 792 highest latencies:
System rack5slot7s.osadl.org (updated Thu Dec 11, 2025 12:45:11)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3784224382199,97sleep00-21swapper07:06:580
41689916119,118cyclictest11769-21memory11:06:300
41689915817,117cyclictest27660-21munin-run12:40:020
41689915715,116cyclictest10373-21apt-get07:46:030
41689915713,27cyclictest10740-21sshd11:01:240
41689915617,117cyclictest14215-21ntpq08:05:460
41689915614,24cyclictest18104-21apt-get11:46:510
41689915614,118cyclictest7895-21apt-get07:30:230
41689915611,120cyclictest30860-21apt-get09:50:270
41689915517,98cyclictest2474-21apt10:15:000
41689915516,116cyclictest7551-21munin-run10:45:050
41689915515,24cyclictest17053-21munin-run11:40:050
41689915513,26cyclictest2642-21/usr/sbin/munin10:15:120
41689915513,118cyclictest25157-21apt-get09:15:200
41689915510,39cyclictest9289-21sendmail_mailqu07:36:050
41689915510,27cyclictest9473-21/usr/sbin/munin10:55:100
41689915415,115cyclictest12296-21/usr/sbin/munin07:56:110
41689915414,117cyclictest23178-21apt-get12:16:200
41689915316,21cyclictest20769-21munin-run12:00:030
41689915313,120cyclictest25999-21apt-get12:30:230
41689915313,117cyclictest29197-21/usr/sbin/munin09:40:240
41689915312,27cyclictest5401-21kworker/u2:007:30:020
41689915310,116cyclictest7723-21apt-get10:45:240
41689915219,106cyclictest20889-21apt-get12:00:170
41689915218,112cyclictest25831-21apt-get12:30:030
41689915216,23cyclictest18106-21munin-run11:45:070
41689915216,20cyclictest12331-21apt-get11:10:240
41689915215,24cyclictest30692-21munin-run09:50:020
41689915214,26cyclictest4891-21head07:11:040
41689915213,23cyclictest24779-21zcat09:10:560
41689915213,117cyclictest24262-21munin-run09:10:010
41689915213,116cyclictest32520-21sh10:00:000
41689915211,26cyclictest23178-21apt-get12:15:010
4168991519,119cyclictest11930-21wc07:51:040
41689915135,23cyclictest27463-21sshd09:27:240
41689915122,103cyclictest4975-21munin-node07:15:110
41689915120,29cyclictest17383-21memory08:25:450
41689915114,98cyclictest16249-21munin-plugin-st11:35:020
41689915113,113cyclictest19436-21munin-run08:40:030
41689915112,39cyclictest28966-21cat09:36:020
41689915112,115cyclictest6598-21ps07:20:550
41689915018,93cyclictest13482-21ps08:00:540
41689915012,114cyclictest877-21modprobe10:05:010
41689915012,113cyclictest27582-21apt-get09:30:140
41689915010,116cyclictest23495-21wc09:05:040
4168991499,24cyclictest20973-21sed08:46:040
41689914930,19cyclictest0-21swapper10:05:480
41689914916,25cyclictest9790-21diskstats07:40:320
41689914914,24cyclictest15306-21sort08:11:010
41689914914,111cyclictest22315-21grep08:55:570
41689914913,113cyclictest16165-21users08:16:060
41689914836,90cyclictest19626-21cstates08:40:240
41689914813,23cyclictest16972-21grep08:21:020
41689914712,98cyclictest4005-21grep10:21:010
41689914710,114cyclictest13838-21munin-plugin-st11:20:020
41689914630,21cyclictest0-21swapper10:25:510
41689914616,105cyclictest6734-21munin-run10:40:020
41689914615,28cyclictest5069-21munin-node11:50:120
41689914612,27cyclictest22286-21cat12:06:040
41689914516,26cyclictest8789-21diskstats10:50:390
41689914510,36cyclictest14830-21cstates11:25:230
41689914510,24cyclictest31863-21snmpd08:30:360
41689914417,105cyclictest26305-21ntp_states09:20:510
41689914417,104cyclictest0-21swapper10:30:240
41689914319,99cyclictest14072-21diskstats11:20:340
41689914213,29cyclictest24417-21cstates12:20:300
41689914212,25cyclictest21795-21sed08:51:030
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional