You are here: Home / Projects / OSADL QA Farm Real-time / Latency plots / 
2023-05-30 - 20:50

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 
Special  All - All RT - Optimization - Ethernet - Thumbnails - Next
  

ARM Freescale i.MX6UL @528 MHz, Linux 4.18.7-rt5 (Profile)

Latency plot of shadow in rack #5, slot #7
Data to construct the above plot have been generated using the RT test utility cyclictest.
Command line: cyclictest -l50500000 -m -n -a0 -t1 -p99 -i396 -h400 -q
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 376 highest latencies:
System rack5slot7s.osadl.org (updated Tue May 30, 2023 12:45:12)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
30081224452205,97sleep00-21swapper07:07:210
304279917721,126cyclictest13710-21apt-get12:05:340
304279916518,122cyclictest9569-21munin-run11:40:030
304279916516,103cyclictest3382-21diskstats07:40:530
304279916318,120cyclictest23605-21df09:45:410
304279916145,24cyclictest12311-21latency11:56:040
30427991599,124cyclictest20875-21sort09:27:060
304279915917,28cyclictest4863-21/usr/sbin/munin07:51:030
304279915916,25cyclictest12859-21munin-run08:40:030
304279915913,121cyclictest6239-21grep11:16:190
304279915816,39cyclictest8197-21df_inode08:10:410
304279915816,24cyclictest4550-21sort11:06:230
304279915719,110cyclictest6491-21apt-get08:00:330
304279915716,26cyclictest32314-21munin-run10:40:030
304279915714,115cyclictest27745-21sort10:10:590
304279915712,121cyclictest1023-21uname07:25:560
304279915682,51cyclictest12854-21apt-get08:40:230
304279915616,24cyclictest29039-21apt10:20:020
304279915615,24cyclictest7443-21irqstats11:26:410
304279915611,118cyclictest30838-21wc10:30:390
304279915516,98cyclictest31241-21munin-node07:15:050
304279915514,27cyclictest32336-21awk07:16:330
304279915513,25cyclictest9599-21munin-run08:20:030
304279915510,117cyclictest7170-21cat11:25:070
30427991549,120cyclictest2339-21munin-run07:35:010
304279915443,88cyclictest8493-21sendmail_mailqu11:31:200
304279915417,113cyclictest17999-21irqstats09:10:560
304279915415,22cyclictest29265-21df10:20:410
304279915415,116cyclictest32705-21sort10:41:040
304279915414,118cyclictest15240-21munin-run12:15:020
304279915412,25cyclictest5574-21cat11:15:060
304279915412,118cyclictest1240-21cut10:46:120
304279915411,119cyclictest10853-21ps11:46:040
304279915410,115cyclictest10403-21cron08:25:010
30427991539,39cyclictest17532-21ls12:26:180
304279915317,109cyclictest1578-21apt-get10:50:280
304279915316,114cyclictest3080-21munin-run11:00:030
304279915314,115cyclictest6369-21munin-plugin-st08:00:010
304279915311,27cyclictest2719-21/usr/sbin/munin07:36:000
304279915218,105cyclictest16342-21diskstats09:00:480
304279915216,37cyclictest3299-21df11:00:420
304279915214,48cyclictest26851-21/usr/sbin/munin10:05:470
304279915213,114cyclictest16400-21latency12:20:590
304279915212,120cyclictest17764-21/usr/sbin/munin12:30:510
304279915129,21cyclictest14518-1kworker/u3:512:15:260
304279915127,22cyclictest0-21swapper09:56:250
304279915113,110cyclictest32499-21apt-get07:20:200
304279915110,26cyclictest15501-21systemd-journal09:50:420
304279915110,20cyclictest11453-21cstates08:31:240
304279915017,22cyclictest14707-21df08:50:420
304279915014,115cyclictest17130-21df_inode09:05:430
304279915010,115cyclictest22028-21if_eth009:35:540
304279914918,25cyclictest14049-21memory08:46:040
304279914917,24cyclictest20155-21munin-run09:25:010
304279914916,108cyclictest18667-21df12:35:400
304279914910,116cyclictest7656-21grep08:06:090
304279914817,106cyclictest18623-21apt-get09:15:240
304279914816,25cyclictest16109-21munin-run09:00:020
304279914813,111cyclictest10802-21ntpq08:26:040
304279914812,112cyclictest26222-21/usr/sbin/munin10:01:050
304279914713,25cyclictest21419-21open_files09:31:170
304279914712,23cyclictest11468-21uname11:50:540
304279914711,112cyclictest22811-21df_inode09:40:410
304279914620,99cyclictest29961-21apt-get10:25:380
304279914618,27cyclictest4067-21apt-get07:45:280
304279914616,105cyclictest9930-21memory11:41:020
304279914516,24cyclictest13088-21irqstats12:01:010
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional