You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-08-02 - 03:05

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 #e, slot #6

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
  TI
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: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rackeslot6s.osadl.org (updated Sat Aug 01, 2026 12:44:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1238413997112,14cyclictest12-21ksoftirqd/009:35:000
1238413997057,9cyclictest131ktimers/009:05:120
1238413997057,9cyclictest131ktimers/009:05:120
1238417996726,35cyclictest0-21swapper/211:25:282
1238417996627,31cyclictest0-21swapper/211:55:312
1238417996512,12cyclictest1248990-21/usr/sbin/munin08:10:222
1238417996426,33cyclictest0-21swapper/207:44:592
123841399638,52cyclictest1239127-21grep07:10:310
123841799622,4cyclictest1263313-21apt-get09:35:012
1238417996219,33cyclictest0-21swapper/211:45:302
1238417996219,33cyclictest0-21swapper/211:45:302
1238417996135,21cyclictest1273537-21munin-plugin-st10:35:012
123841799612,16cyclictest1248153-21apt-get08:05:172
1238417996025,27cyclictest0-21swapper/210:25:212
1238417996023,32cyclictest0-21swapper/210:25:002
1238417996023,30cyclictest0-21swapper/212:05:302
1238417995933,21cyclictest0-21swapper/210:50:002
1238417995726,28cyclictest1253941-21sh08:40:002
1238417995715,6cyclictest0-21swapper/208:50:232
1238417995623,29cyclictest1259932-21cron09:15:002
1238417995622,27cyclictest0-21swapper/212:20:292
1238417995616,35cyclictest0-21swapper/207:55:002
1238413995648,5cyclictest1245413-21munin-plugin-st07:50:010
1238413995648,5cyclictest1245413-21munin-plugin-st07:50:010
123841799551,4cyclictest0-21swapper/212:15:012
1238413995514,38cyclictest1283998-21fschecks_time11:35:200
1238417995414,4cyclictest0-21swapper/210:10:242
1238413995443,9cyclictest15-21rcuc/008:35:160
123841399542,46cyclictest1255676-21sed08:45:300
123841399541,4cyclictest0-21swapper/011:45:130
123841399541,4cyclictest0-21swapper/011:45:130
1238417995327,20cyclictest0-21swapper/211:30:212
1238417995318,30cyclictest0-21swapper/208:30:122
1238417995317,30cyclictest0-21swapper/207:20:272
1238417995313,6cyclictest0-21swapper/208:40:232
123841799526,9cyclictest0-21swapper/209:00:022
123841799522,2cyclictest0-21swapper/211:00:012
1238417995215,4cyclictest0-21swapper/212:00:202
123841399523,20cyclictest12-21ksoftirqd/010:30:010
123841399522,6cyclictest1276641-21grep10:50:280
1238417995142,5cyclictest1294822-21run-parts12:40:002
1238417995114,6cyclictest1291343-21grep12:15:302
1238417995114,4cyclictest0-21swapper/210:50:292
123841799511,18cyclictest1241914-21threads07:25:292
1238413995111,5cyclictest1287866-21unixbench_multi11:55:300
123841399511,10cyclictest1253099-21latency_hist08:35:010
123841799501,22cyclictest0-21swapper/208:27:012
123841699501,10cyclictest0-21swapper/109:45:011
1238413995043,4cyclictest167350irq/118-8000000.ethernet-tx009:25:190
1238413995032,15cyclictest167350irq/118-8000000.ethernet-tx011:30:210
1238417994933,9cyclictest0-21swapper/211:40:212
123841799491,4cyclictest0-21swapper/209:20:212
1238417994913,5cyclictest0-21swapper/208:15:172
123841799491,29cyclictest1260137-21sshd09:15:032
123841799491,26cyclictest0-21swapper/209:55:392
1238413994843,2cyclictest0-21swapper/011:25:010
1238413994843,2cyclictest0-21swapper/011:25:010
1238413994817,19cyclictest131ktimers/011:40:020
1238417994720,7cyclictest311ktimers/207:15:002
1238417994715,28cyclictest0-21swapper/208:25:002
123841799471,24cyclictest0-21swapper/211:10:242
1238417994710,7cyclictest0-21swapper/208:00:312
1238416994737,7cyclictest1249632-21munin-plugin-st08:15:001
123841399473,4cyclictest1263723-21tune2fs09:35:190
1238417994627,15cyclictest1280489-21/usr/sbin/munin11:15:192
1238417994619,6cyclictest1279452-21munin-plugin-st11:10:002
1238413994637,5cyclictest167350irq/118-8000000.ethernet-tx009:40:230
1238413994636,6cyclictest1258195-21grep09:00:300
1238413994629,14cyclictest167350irq/118-8000000.ethernet-tx010:10:290
1238417994518,5cyclictest311ktimers/212:25:292
123841799451,27cyclictest1660-21snmpd07:17:302
1238417994512,6cyclictest1243614-21unixbench_multi07:35:312
1238417994511,8cyclictest0-21swapper/211:35:292
1238413994538,5cyclictest1247084-21cron08:00:000
1238413994538,4cyclictest20650irq/252-8000000.ethernet09:10:280
1238413994538,4cyclictest167350irq/118-8000000.ethernet-tx012:15:180
1238413994531,7cyclictest1237572-21kworker/u8:2-events_power_efficient07:20:270
123841399451,42cyclictest0-21swapper/008:20:250
1238417994431,8cyclictest0-21swapper/207:35:002
1238417994411,5cyclictest0-21swapper/210:15:292
1238416994436,5cyclictest0-21swapper/108:20:011
123841699441,36cyclictest0-21swapper/110:10:301
1238416994410,3cyclictest1267269-21kernelversion09:55:261
1238413994435,5cyclictest1274270-21unixbench_multi10:35:320
123841399441,5cyclictest0-21swapper/008:05:290
123841399441,4cyclictest1275054-21awk10:40:290
123841399441,4cyclictest1275054-21awk10:40:290
123841399441,41cyclictest0-21swapper/009:20:200
123841799431,25cyclictest0-21swapper/212:34:022
1238416994334,5cyclictest1294774-21unixbench_singl12:35:291
1238416994333,6cyclictest1289763-21munin-plugin-st12:10:001
1238416994328,10cyclictest0-21swapper/110:30:291
1238413994336,4cyclictest167350irq/118-8000000.ethernet-tx011:05:140
1238413994330,10cyclictest0-21swapper/007:35:310
123841399432,38cyclictest0-21swapper/008:15:170
1238413994322,14cyclictest131ktimers/012:10:130
123841399431,5cyclictest1242502-21irqstats07:30:250
123841799423,10cyclictest1262563-21latency_hist09:30:012
1238416994234,5cyclictest1266571-21ptp4l-jitter09:50:271
1238416994230,8cyclictest0-21swapper/107:25:291
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional