You are here: Home / Projects / OSADL QA Farm Real-time / Latency plots / 
2025-05-09 - 05:55

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 #7, slot #3

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: 100 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 rack7slot3s.osadl.org (updated Fri May 09, 2025 00:43:35)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
22081998418,26cyclictest0-21swapper/023:30:350
22083998311,29cyclictest8050irq/56-dwc_otg_23:30:352
207252810,4sleep211-21rcu_preempt19:05:382
37932770,5sleep22208399cyclictest23:27:082
225992770,2sleep2301ktimersoftd/223:09:122
2208199753,55cyclictest0-21swapper/022:40:190
22081997328,10cyclictest0-21swapper/021:05:310
19282720,3sleep21926-21df_inode22:40:372
2208199711,57cyclictest2873-21unixbench_multi22:40:500
241552700,2sleep00-21swapper/021:40:480
2208199703,54cyclictest19512-21cut21:35:370
2208199701,58cyclictest2059-21memory21:55:420
2208199701,57cyclictest4428-21fschecks_time19:50:360
2208199701,54cyclictest8323-21munin-plugin-st00:20:190
2208199696,40cyclictest0-21swapper/023:15:470
22084996712,11cyclictest8050irq/56-dwc_otg_21:50:343
22084996620,8cyclictest8050irq/56-dwc_otg_23:05:333
2208199641,35cyclictest21165-21ls00:40:190
22081996317,34cyclictest27659-21/usr/sbin/munin22:30:450
2208199631,50cyclictest13503-21grep22:10:480
22081996313,35cyclictest9-21ksoftirqd/023:10:330
232592620,2sleep00-21swapper/020:40:460
22082996230,15cyclictest23-21ksoftirqd/100:15:341
2208199621,45cyclictest28617-21sed00:00:530
2208199621,45cyclictest28617-21sed00:00:530
22081996115,36cyclictest12966-21if_eth022:55:390
2208199611,4cyclictest5372-21sh23:30:200
2208199601,49cyclictest32694-21sh19:40:190
2208199601,24cyclictest0-21swapper/020:05:190
2208199595,41cyclictest1941-21cut00:10:360
2208199591,30cyclictest16559-21ls20:25:200
22081995910,27cyclictest12510-21unixbench_singl20:10:490
22082995825,30cyclictest0-21swapper/122:55:341
2208199584,26cyclictest31100-21ps21:50:500
2208199582,27cyclictest0-21swapper/023:50:470
22081995814,34cyclictest0-21swapper/022:15:370
2208199581,31cyclictest10467-21sed23:35:520
2208199576,41cyclictest13168-21uniq23:40:380
2208199569,34cyclictest0-21swapper/021:20:420
2208199565,35cyclictest0-21swapper/022:00:330
2208199563,44cyclictest101ktimersoftd/023:23:490
2208199563,27cyclictest23809-21aten_rbpower_po23:55:340
2208199561,39cyclictest12787-21ntp_states00:25:440
2208199561,24cyclictest3050-21ps19:45:440
2208199561,24cyclictest3050-21ps19:45:440
2208299544,23cyclictest0-21swapper/123:35:321
2208199541,28cyclictest896-21snmpd21:30:430
22081995325,4cyclictest0-21swapper/022:45:380
2208199531,2cyclictest0-21swapper/022:20:290
2208499527,38cyclictest0-21swapper/319:25:343
2208299527,24cyclictest0-21swapper/119:35:341
2208199521,35cyclictest0-21swapper/020:55:190
2208199521,25cyclictest26602-21wc19:20:420
22081995212,22cyclictest12552-21missed_timers21:25:470
2208199515,35cyclictest0-21swapper/019:30:400
2208499507,18cyclictest7950irq/56-dwc_otg_19:20:303
22084995025,11cyclictest8050irq/56-dwc_otg_23:30:203
2208499502,19cyclictest0-21swapper/319:35:323
22081995037,3cyclictest0-21swapper/000:20:410
22081995019,7cyclictest8050irq/56-dwc_otg_21:50:190
2208199501,29cyclictest7951-21latency_hist21:20:190
2208199501,28cyclictest20612-21proc_pri23:05:460
2208499497,27cyclictest0-21swapper/320:25:343
2208499493,8cyclictest11902-21ssh21:25:383
22082994917,7cyclictest1336-21latency_hist21:55:201
2208199492,39cyclictest0-21swapper/021:10:270
22081994923,4cyclictest8050irq/56-dwc_otg_20:15:440
2208199491,32cyclictest17867-21kworker/0:119:10:430
22084994823,11cyclictest8050irq/56-dwc_otg_23:22:223
22081994821,4cyclictest8050irq/56-dwc_otg_00:30:370
22081994821,4cyclictest8050irq/56-dwc_otg_00:30:370
2208199481,25cyclictest0-21swapper/019:55:300
22084994722,10cyclictest7950irq/56-dwc_otg_22:50:363
2208299471,19cyclictest7883-21latency_hist21:20:201
2208199472,26cyclictest0-21swapper/022:54:370
2208199472,25cyclictest0-21swapper/019:16:280
2208199472,23cyclictest0-21swapper/000:05:330
22081994721,5cyclictest20483-21wget20:35:320
22081994716,9cyclictest0-21swapper/021:00:330
2208199471,5cyclictest16233-21cut23:00:340
2208199471,23cyclictest24532-21runrttasks22:25:500
2208199471,23cyclictest24532-21runrttasks22:25:500
2208499467,25cyclictest0-21swapper/319:10:323
2208499467,24cyclictest0-21swapper/320:20:303
22084994624,4cyclictest8050irq/56-dwc_otg_20:45:483
22082994622,15cyclictest23-21ksoftirqd/123:50:421
22081994623,4cyclictest7950irq/56-dwc_otg_20:25:350
22081994621,9cyclictest0-21swapper/020:57:450
2208199461,33cyclictest0-21swapper/023:46:310
2208499457,20cyclictest8050irq/56-dwc_otg_21:22:043
22084994517,9cyclictest7950irq/56-dwc_otg_22:37:263
22081994524,4cyclictest7950irq/56-dwc_otg_22:05:420
216722452,13sleep00-21swapper/019:08:320
2208499447,23cyclictest0-21swapper/300:20:333
2208399441,11cyclictest31687-21timerandwakeup23:20:512
2208299447,25cyclictest0-21swapper/122:20:321
2208299447,25cyclictest0-21swapper/121:55:311
2208499436,25cyclictest0-21swapper/323:30:263
2208499433,11cyclictest0-21swapper/321:30:323
22084994313,14cyclictest8050irq/56-dwc_otg_23:40:353
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional