You are here: Home / Projects / OSADL QA Farm Real-time / Latency plots / 
2025-03-21 - 22:13

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 #a, slot #5

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 792 highest latencies:
System rackaslot5s.osadl.org (updated Fri Mar 21, 2025 12:43:30)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
811280,0rcu_preempt54-21kswapd007:23:581
811280,0rcu_preempt2981-21ps07:29:011
811200,0rcu_preempt3-21ksoftirqd/009:48:400
811090,0rcu_preempt3-21ksoftirqd/008:23:500
811070,0rcu_preempt19-21ksoftirqd/111:58:391
811050,0rcu_preempt4033-21dropbear07:33:451
811050,0rcu_preempt4033-21dropbear07:33:451
811010,0rcu_preempt19-21ksoftirqd/109:33:411
811000,0rcu_preempt54-21kswapd012:31:551
81940,0rcu_preempt19-21ksoftirqd/111:13:411
81930,0rcu_preempt19-21ksoftirqd/111:18:421
81920,0rcu_preempt7845-21ps07:43:591
81900,0rcu_preempt19-21ksoftirqd/110:36:521
81880,0rcu_preempt19-21ksoftirqd/112:18:531
81880,0rcu_preempt19-21ksoftirqd/108:28:561
81870,0rcu_preempt19-21ksoftirqd/111:42:331
81870,0rcu_preempt19-21ksoftirqd/109:28:481
81860,0rcu_preempt19-21ksoftirqd/109:08:571
81840,0rcu_preempt19-21ksoftirqd/108:38:491
81830,0rcu_preempt753-21rngd12:25:181
81810,0rcu_preempt19-21ksoftirqd/111:33:451
81810,0rcu_preempt19-21ksoftirqd/111:33:101
81810,0rcu_preempt19-21ksoftirqd/111:02:451
81800,0rcu_preempt19-21ksoftirqd/111:08:331
81800,0rcu_preempt19-21ksoftirqd/111:08:331
81790,0rcu_preempt19-21ksoftirqd/107:38:561
81790,0rcu_preempt19-21ksoftirqd/107:38:561
81780,0rcu_preempt19-21ksoftirqd/112:10:231
81780,0rcu_preempt19-21ksoftirqd/109:58:551
81770,0rcu_preempt19-21ksoftirqd/109:03:501
81760,0rcu_preempt29942-21munin-run08:53:251
81760,0rcu_preempt19-21ksoftirqd/108:08:581
81740,0rcu_preempt19-21ksoftirqd/110:13:521
81730,0rcu_preempt19-21ksoftirqd/108:13:501
81720,0rcu_preempt26660-21date11:53:481
81720,0rcu_preempt19-21ksoftirqd/111:45:231
81720,0rcu_preempt19-21ksoftirqd/111:45:231
81710,0rcu_preempt3-21ksoftirqd/011:27:380
81710,0rcu_preempt3-21ksoftirqd/011:21:450
81710,0rcu_preempt19-21ksoftirqd/112:37:401
81710,0rcu_preempt19-21ksoftirqd/110:38:541
81710,0rcu_preempt19-21ksoftirqd/107:13:521
81710,0rcu_preempt0-21swapper/111:06:031
81700,0rcu_preempt19-21ksoftirqd/110:20:321
81700,0rcu_preempt19-21ksoftirqd/109:13:561
10050700,0irq/346-48484003-21ksoftirqd/011:43:530
10050700,0irq/346-48484003-21ksoftirqd/011:43:530
81690,0rcu_preempt19-21ksoftirqd/111:26:441
81690,0rcu_preempt19-21ksoftirqd/110:04:101
81670,0rcu_preempt19-21ksoftirqd/109:56:561
81670,0rcu_preempt19-21ksoftirqd/109:48:361
81670,0rcu_preempt19-21ksoftirqd/108:03:561
27897996723,0cyclictest12798-1kworker/0:0H09:23:450
81660,0rcu_preempt19-21ksoftirqd/112:03:331
27897996626,0cyclictest3692-21ssh09:57:530
27897996624,0cyclictest11552-1kworker/0:1H07:58:440
81650,0rcu_preempt19-21ksoftirqd/112:13:431
27897996528,0cyclictest10847-21ssh09:19:310
27897996527,0cyclictest11521-21ping08:20:090
27897996524,0cyclictest4240-1kworker/0:2H09:10:270
81640,0rcu_preempt19-21ksoftirqd/110:57:031
81640,0rcu_preempt19-21ksoftirqd/108:43:461
81640,0rcu_preempt19-21ksoftirqd/108:18:471
27897996424,0cyclictest11293-1kworker/0:3H11:14:510
27897996324,0cyclictest3233-1kworker/0:0H11:30:370
81620,0rcu_preempt19-21ksoftirqd/110:49:471
81620,0rcu_preempt19-21ksoftirqd/109:23:151
27897996228,0cyclictest23028-21taskset10:26:110
81610,0rcu_preempt19-21ksoftirqd/110:26:161
27897996130,0cyclictest0-21swapper/011:09:280
27897996130,0cyclictest0-21swapper/011:09:280
81590,0rcu_preempt19-21ksoftirqd/110:31:161
27897995928,0cyclictest1683-1kworker/0:1H10:48:320
27897995925,0cyclictest8422-1kworker/0:3H12:15:370
81580,0rcu_preempt19-21ksoftirqd/111:52:501
81580,0rcu_preempt19-21ksoftirqd/109:42:481
81580,0rcu_preempt19-21ksoftirqd/108:53:531
27897995827,0cyclictest20671-21rm09:33:570
27897995826,0cyclictest2100-21ssh10:41:460
27897995825,0cyclictest24399-21apt10:28:310
27897995825,0cyclictest0-21swapper/012:12:210
27897995824,0cyclictest775-1kworker/0:2H12:05:430
27897995824,0cyclictest17795-1kworker/0:2H12:20:130
27897995824,0cyclictest15399-1kworker/0:0H11:41:240
27897995819,0cyclictest0-21swapper/011:03:500
81570,0rcu_preempt27328-1kworker/0:2H07:19:050
81570,0rcu_preempt27328-1kworker/0:2H07:19:050
81570,0rcu_preempt19-21ksoftirqd/109:45:021
81570,0rcu_preempt19-21ksoftirqd/108:23:391
27897995728,0cyclictest20208-1kworker/0:0H09:38:480
27897995728,0cyclictest16517-1kworker/0:1H10:18:430
27897995725,0cyclictest19707-1kworker/0:1H11:56:340
27897995724,0cyclictest17795-1kworker/0:2H12:29:390
27897995720,0cyclictest0-21swapper/012:24:050
81560,0rcu_preempt3-21ksoftirqd/009:14:150
81560,0rcu_preempt19-21ksoftirqd/108:58:381
81550,0rcu_preempt19-21ksoftirqd/108:33:471
27897995539,0cyclictest13155-21ssh10:58:360
27897995526,0cyclictest30760-1kworker/0:2H12:37:450
27897995526,0cyclictest21773-21if_err_eth311:48:460
27897995524,0cyclictest24800-1kworker/0:3H09:47:490
27897995524,0cyclictest16517-1kworker/0:1H10:18:250
27897995524,0cyclictest10663-1kworker/0:3H11:38:210
81540,0rcu_preempt19-21ksoftirqd/110:44:301
81540,0rcu_preempt19-21ksoftirqd/107:08:421
27897995438,0cyclictest0-21swapper/011:58:360
27897995427,0cyclictest1683-1kworker/0:1H10:43:530
27897995424,0cyclictest1683-1kworker/0:1H10:53:390
27897995423,0cyclictest16277-1kworker/0:2H09:28:520
27897995423,0cyclictest0-21swapper/007:49:000
81530,0rcu_preempt19-21ksoftirqd/110:10:421
27897995326,0cyclictest5053-21ssh09:58:520
27897995325,0cyclictest31178-21ping07:23:490
27897995325,0cyclictest13678-21munin-node0
27897995324,0cyclictest21731-1kworker/0:2H08:28:480
27897995323,0cyclictest0-21swapper/010:09:130
81520,0rcu_preempt19-21ksoftirqd/109:24:391
27897995231,0cyclictest5180-21seq07:37:100
27897995231,0cyclictest5180-21seq07:37:100
27897995224,0cyclictest27996-1kworker/0:3H08:53:520
27897995220,0cyclictest0-21swapper/010:06:020
27897995125,0cyclictest547-21runrttasks09:01:030
27897995124,0cyclictest2203-21runrttasks07:28:390
27897995123,0cyclictest29892-21diskstats07:13:420
27897995121,0cyclictest28535-21ssh10:33:380
27897995028,0cyclictest18455-21sendmail08:18:250
27897995027,0cyclictest31178-21ping07:38:390
27897995027,0cyclictest31178-21ping07:38:390
27897995026,0cyclictest23052-1kworker/0:3H08:33:500
27897994934,0cyclictest28817-21munin-node0
27897994930,0cyclictest26813-21apt-get08:43:360
27897994927,0cyclictest31178-21ping07:43:370
27897994926,0cyclictest25447-21taskset08:38:410
27897994826,0cyclictest471-1kworker/0:4H09:03:500
27897994820,0cyclictest0-21swapper/008:09:330
9950470,0irq/345-48484000-21swapper/007:03:390
81470,0rcu_preempt19-21ksoftirqd/107:58:491
27897994732,0cyclictest28464-21apt-get08:48:400
81460,0rcu_preempt3-21ksoftirqd/007:55:100
81450,0rcu_preempt9644-21timerandwakeup07:49:021
81450,0rcu_preempt19-21ksoftirqd/107:55:371
81450,0rcu_preempt19-21ksoftirqd/107:03:371
81440,0rcu_preempt31847-21irqstats07:18:521
81440,0rcu_preempt31847-21irqstats07:18:521
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional