You are here: Home / Projects / OSADL QA Farm Real-time / Latency plots / 
2024-02-25 - 14:17

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 376 highest latencies:
System rack5slot7s.osadl.org (updated Sun Feb 25, 2024 00:45:11)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
13858224452201,97sleep00-21swapper19:08:550
140269916926,27cyclictest18410-21apt-get22:50:360
140269916416,121cyclictest23530-21apt-get20:05:270
140269916013,119cyclictest655-21cron00:20:010
140269915915,120cyclictest18199-21apt-get22:50:040
140269915913,25cyclictest31281-21apt-get00:11:410
140269915910,123cyclictest25828-21apt-get20:20:420
140269915819,117cyclictest6201-21apt-get21:35:300
140269915814,26cyclictest13162-21wc22:16:160
140269915810,124cyclictest11195-21irqstats22:05:500
140269915719,110cyclictest28283-21diskstats23:50:470
140269915713,118cyclictest5254-21/usr/sbin/munin21:31:530
140269915711,118cyclictest32467-21apt-get21:01:480
140269915621,105cyclictest14156-21users22:21:190
140269915618,113cyclictest23543-21irqstats23:20:500
140269915613,41cyclictest23019-21tr20:00:580
140269915612,120cyclictest8511-21munin-run21:50:030
140269915610,27cyclictest2571-21cut00:30:530
140269915516,22cyclictest952-21irqstats00:20:500
140269915516,116cyclictest28004-21memory20:30:520
140269915514,24cyclictest1274-21/usr/sbin/munin21:05:510
140269915512,118cyclictest17417-21grep19:26:070
14026991549,124cyclictest30771-21uname00:05:560
140269915431,100cyclictest19379-21apt-config19:40:180
140269915418,23cyclictest17780-21df19:30:380
140269915414,116cyclictest15364-21diskstats19:15:510
140269915413,24cyclictest25832-21munin-run20:20:050
14026991539,117cyclictest11816-21/usr/sbin/munin22:11:110
140269915335,21cyclictest20583-21find23:01:080
140269915326,20cyclictest0-21swapper23:35:540
140269915319,24cyclictest20037-21munin-run23:00:020
140269915317,24cyclictest24590-21wc23:26:080
140269915313,117cyclictest21908-21/usr/sbin/munin19:55:520
140269915311,118cyclictest27401-21find20:26:140
140269915310,41cyclictest21115-21/usr/sbin/munin19:50:510
140269915216,23cyclictest9646-21memory21:55:570
140269915216,112cyclictest29527-21cat23:56:190
140269915216,106cyclictest24326-21apt-get20:10:270
140269915211,117cyclictest22713-21irqstats23:15:510
140269915211,115cyclictest27991-21sed23:46:210
140269915210,26cyclictest2422-21awk21:11:090
140269915210,26cyclictest10442-21sshd22:00:500
140269915121,103cyclictest18584-21diskstats19:35:450
140269915114,109cyclictest21426-21mailstats23:06:100
140269915113,24cyclictest28800-21memory20:35:510
140269915110,25cyclictest15964-21wc22:35:320
140269915110,117cyclictest16698-21sed19:21:130
140269915036,93cyclictest32466-21latency_hist21:00:070
140269915026,22cyclictest0-21swapper22:41:000
140269915022,30cyclictest26582-21apt-get23:40:340
140269915021,27cyclictest30283-21df_inode20:45:400
140269915015,23cyclictest7456-21awk21:41:100
140269915015,111cyclictest14362-21wc22:25:340
140269915013,39cyclictest31155-21sshd20:50:500
140269915012,99cyclictest29800-21zcat20:41:070
140269915011,25cyclictest2040-21mailstats00:26:110
140269914931,94cyclictest22441-21munin-run23:15:040
140269914921,28cyclictest2750-21apt-get21:15:300
140269914917,23cyclictest25069-21df_inode23:30:440
140269914916,108cyclictest14832-21munin-node19:15:090
140269914838,25cyclictest8908-21/usr/sbin/munin21:51:020
140269914817,27cyclictest3275-21df_inode00:35:410
140269914813,110cyclictest4425-21/usr/sbin/munin21:25:310
140269914710,26cyclictest4012-21fgrep21:21:080
140269914619,100cyclictest15093-21apt-get22:30:320
140269914615,30cyclictest20612-21ntpq19:46:030
140269914614,91cyclictest29789-21/usr/sbin/munin00:00:470
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional