You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-08-02 - 16:08

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 100 highest latencies:
System rack5slot7s.osadl.org (updated Sun Aug 02, 2026 12:45:12)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
18874224392194,96sleep00-21swapper07:06:460
192839916514,126cyclictest19260-21apt-get07:11:590
192839916116,40cyclictest9827-21apt-get09:30:250
192839916116,121cyclictest13885-21apt-get09:55:360
192839916015,44cyclictest4822-21apt09:00:020
192839916014,123cyclictest20525-21sshd10:32:350
192839915916,121cyclictest1722-21apt-get12:00:350
192839915914,121cyclictest13436-21snmpd10:01:030
192839915816,28cyclictest18137-21munin-run10:20:020
192839915816,25cyclictest1021-21df_inode08:35:300
192839915719,110cyclictest25344-21apt-get07:45:220
192839915617,114cyclictest4779-21diskstats12:15:350
192839915615,22cyclictest8128-21memory12:35:440
192839915611,120cyclictest24852-21awk07:40:470
192839915535,85cyclictest12784-21systemd-journal09:50:010
192839915516,24cyclictest31892-21diskstats08:25:330
192839915428,16cyclictest0-21swapper10:26:010
192839915417,24cyclictest10884-21df_inode09:35:340
192839915416,23cyclictest30978-21munin-run11:40:020
192839915410,122cyclictest20326-21munin-node07:15:140
192839915329,22cyclictest13519-21open_files09:50:560
192839915318,26cyclictest9653-21/usr/sbin/munin09:30:040
192839915316,113cyclictest2940-21apt-get12:05:310
192839915316,110cyclictest23727-21apt-get07:35:170
19283991529,28cyclictest30867-21systemctl08:20:020
192839915231,23cyclictest2782-21wc08:45:430
192839915218,25cyclictest26256-21diskstats07:50:340
192839915216,23cyclictest8046-21munin-run09:20:020
192839915215,96cyclictest21968-21apt-get07:25:270
192839915215,36cyclictest20756-21diskstats10:35:340
192839915211,43cyclictest26117-21unixbench_singl11:06:040
192839915147,81cyclictest21130-21cpu07:20:300
192839915120,26cyclictest27891-21apt-get11:20:160
192839915117,112cyclictest24276-21/usr/sbin/munin10:55:570
192839915116,94cyclictest29257-21munin-run08:10:010
192839915115,38cyclictest11711-21diskstats09:40:340
192839915111,25cyclictest8275-21sshd09:20:350
192839915111,116cyclictest27912-21if_eth008:00:390
192839915110,115cyclictest5968-21awk12:20:580
192839915016,107cyclictest31412-21ntp_states11:40:520
192839915012,25cyclictest854-21grep11:51:100
192839915011,27cyclictest2006-21sort08:40:460
192839915011,114cyclictest6520-21wc09:10:050
192839914934,24cyclictest23293-21proc_pri07:31:000
192839914931,21cyclictest0-21swapper10:50:270
192839914914,96cyclictest29939-21sort08:11:020
192839914914,35cyclictest18979-21cat10:25:040
192839914914,22cyclictest3873-21/usr/sbin/munin12:10:430
192839914914,112cyclictest5603-21users09:01:070
192839914913,26cyclictest1704-21sshd11:59:350
192839914913,25cyclictest815-21apt08:35:010
192839914913,116cyclictest6408-21diskstats12:25:340
192839914911,27cyclictest16126-21grep10:05:480
192839914832,21cyclictest29306-21head11:26:030
192839914821,27cyclictest3328-21apt-get08:50:220
192839914814,108cyclictest27057-21/usr/sbin/munin11:15:370
192839914812,114cyclictest21995-21wc10:40:580
192839914717,105cyclictest6778-21memory09:10:460
192839914716,107cyclictest27646-21munin-run08:00:030
192839914712,21cyclictest31957-21wc11:45:220
192839914711,24cyclictest25381-21latency_hist11:05:030
192839914710,36cyclictest17325-21munin-run10:15:000
192839914619,29cyclictest22265-21apt-get10:45:210
192839914613,29cyclictest30026-21grep11:31:000
192839914510,39cyclictest31497-21grep08:21:030
192839914411,28cyclictest7090-21/usr/sbin/munin12:30:470
192839914316,23cyclictest26374-21diskstats11:10:310
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional