You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2025-12-25 - 21:00

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 all highest latencies:
System rack5slot7s.osadl.org (updated Thu Dec 25, 2025 12:45:09)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
11279224392182,99sleep00-21swapper07:09:260
113879916220,115cyclictest21687-21memory08:10:430
113879916215,121cyclictest24338-21sort11:45:040
113879916018,114cyclictest32086-21apt-get12:30:180
113879916011,122cyclictest28821-21latency_hist08:55:050
113879915917,118cyclictest14202-21memory10:41:210
113879915811,121cyclictest616-21sort09:20:050
113879915715,26cyclictest22795-21sed08:16:010
113879915711,123cyclictest3783-21munin-plugin-st09:40:020
113879915618,24cyclictest28788-21apt-get08:56:040
113879915617,102cyclictest23595-21ntp_states08:21:360
113879915516,115cyclictest3905-21apt-get09:40:190
113879915515,116cyclictest26385-21apt08:40:000
113879915512,118cyclictest2927-21grep09:31:050
113879915510,121cyclictest18555-21grep07:50:490
11387991549,24cyclictest20988-21open_inodes08:05:510
113879915417,23cyclictest26698-21apt-get12:01:320
113879915413,117cyclictest8771-21apt10:10:130
113879915341,93cyclictest20326-21mailstats08:00:580
113879915319,26cyclictest8011-21df_inode10:05:310
113879915317,112cyclictest10434-21munin-run10:20:010
113879915314,98cyclictest17195-21apt-get11:00:210
113879915314,116cyclictest29336-21apt-get12:16:350
113879915313,25cyclictest29262-21grep12:11:010
113879915222,101cyclictest6400-21diskstats09:55:320
113879915217,38cyclictest16169-21grep10:51:000
113879915213,116cyclictest20288-21munin-run11:20:030
11387991519,40cyclictest16799-21wc10:55:570
113879915116,28cyclictest30735-21/usr/sbin/munin09:06:070
113879915115,35cyclictest12177-21munin-run07:15:010
113879915114,24cyclictest1399-21munin-run09:25:010
113879915114,22cyclictest289-21snmpd07:21:050
113879915112,114cyclictest11198-21sed10:21:060
113879915021,28cyclictest30055-21diskstats09:00:400
113879915015,97cyclictest289-21snmpd11:40:010
113879915014,40cyclictest5271-21timerwakeupswit09:46:000
113879915013,114cyclictest21894-21munin-run11:30:020
11387991499,117cyclictest6137-21grep09:51:030
113879914920,24cyclictest14242-21apt-get07:25:200
113879914917,106cyclictest19038-21apt-get07:55:140
113879914916,24cyclictest27957-21df_inode12:05:340
113879914916,112cyclictest19477-21munin-run11:15:010
113879914914,33cyclictest0-21swapper07:45:040
113879914913,112cyclictest16134-21awk07:35:490
113879914912,27cyclictest20755-21proc_pri11:20:530
113879914911,115cyclictest26285-21grep11:55:450
113879914910,27cyclictest22772-21cat11:35:040
113879914817,45cyclictest26613-21df_inode08:40:290
113879914813,22cyclictest13257-21sshd07:16:200
113879914813,109cyclictest14786-21/usr/sbin/munin10:45:110
113879914810,115cyclictest31715-21find12:25:570
113879914739,87cyclictest13181-21/usr/sbin/munin10:35:430
113879914719,26cyclictest18092-21df11:05:250
113879914719,25cyclictest24525-21diskstats11:45:360
113879914714,24cyclictest1610-21diskstats09:25:340
113879914712,22cyclictest31816-21tr09:10:480
113879914710,111cyclictest24612-21sort08:26:050
113879914627,21cyclictest18077-21grep07:46:020
113879914615,109cyclictest24997-21df_inode08:30:280
113879914613,109cyclictest7223-21diskstats10:00:320
113879914610,111cyclictest15667-21unixbench_singl07:31:050
113879914519,24cyclictest30607-21df_inode12:20:380
113879914512,35cyclictest1129-21latency_hist12:40:010
113879914511,38cyclictest25890-21modprobe11:55:000
113879914511,24cyclictest11425-21cstates10:25:220
11387991439,110cyclictest27510-21grep08:45:410
113879914316,25cyclictest12254-21df_inode10:30:310
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional