You are here: Home / Projects / OSADL QA Farm Real-time / Latency plots / 
2025-11-30 - 17:21
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 all highest latencies:
System rack9slot4.osadl.org (updated Sun Nov 30, 2025 12:43:38)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
24375111778sleep0-21swapper/117:14:201
246049911336cyclictest22038-21ssh19:55:180
246049911334cyclictest7756-21latency_hist18:04:310
246049911134cyclictest11624-21latency_hist20:34:350
246049910935cyclictest18608-21latency_hist18:39:320
246049910738cyclictest304-21snmpd21:20:120
246049910637cyclictest27070-21needreboot17:20:010
246049910635cyclictest19804-21runrttasks19:52:180
246049910633cyclictest8815-21aten_r9power_po21:24:500
246049910631cyclictest0-21swapper/019:04:320
246049910629cyclictest17663-21latency_hist19:49:330
24604991059cyclictest0-21swapper/019:59:530
246049910533cyclictest23283-21latency_hist18:54:330
24450110571sleep0-21swapper/017:14:250
246049910332cyclictest20877-21idleruntime22:40:050
246049910328cyclictest0-21swapper/022:22:270
246049910239cyclictest29522-21diskmemload20:26:440
246049910239cyclictest29522-21diskmemload20:26:440
246049910233cyclictest0-21swapper/021:08:200
246049910231cyclictest29349-21aten2.4-expect21:59:520
246049910230cyclictest4116-21cat20:20:150
246049910137cyclictest0-21swapper/020:41:150
246049910040cyclictest14560-21cpu22:29:530
246049910031cyclictest29644-21aten_r9power_po20:09:490
246049910028cyclictest0-21swapper/022:25:170
22150990irq/18-spi_topc2460499cyclictest21:49:460
24604999829cyclictest607-21basename21:10:170
24604999829cyclictest607-21basename21:10:170
24604999826cyclictest0-21swapper/021:45:200
2460499979cyclictest0-21swapper/020:54:550
2460499968cyclictest0-21swapper/022:15:370
2460499968cyclictest0-21swapper/022:15:370
24604999635cyclictest10019-21opkg19:35:130
24604999634cyclictest326-21runrttasks20:35:390
24604999631cyclictest17891-21fschecks_time22:35:090
24604999622cyclictest0-21swapper/020:18:440
2460499959cyclictest0-21swapper/017:45:050
24604999526cyclictest0-21swapper/022:12:210
24604999428cyclictest16030-21ssh21:35:470
2460499939cyclictest0-21swapper/018:07:380
2460499939cyclictest0-21swapper/017:38:360
2460499938cyclictest0-21swapper/018:30:120
24604999337cyclictest3146-21/usr/sbin/munin17:50:050
24604999311cyclictest0-21swapper/020:51:460
2460499928cyclictest0-21swapper/019:43:480
24604999215cyclictest0-21swapper/019:25:430
24604999120cyclictest29394-21latency_hist20:09:350
24604999120cyclictest0-21swapper/021:33:450
24604999110cyclictest0-21swapper/019:16:160
2460499909cyclictest0-21swapper/021:57:210
2460499908cyclictest0-21swapper/017:15:150
24604999020cyclictest0-21swapper/022:05:350
24604999017cyclictest0-21swapper/017:24:500
2460499898cyclictest0-21swapper/021:40:070
24604998912cyclictest0-21swapper/018:20:020
2460499889cyclictest0-21swapper/021:00:200
24604998777cyclictest5350irq/18-pch-dma20:45:060
2460499868cyclictest0-21swapper/017:30:110
24604998675cyclictest6950irq/18-mmc018:40:070
24604998633cyclictest8910-21latency_hist19:34:340
24604998610cyclictest0-21swapper/019:05:180
2460499856cyclictest0-21swapper/018:54:410
24604998438cyclictest4194-21ssh21:15:310
24604998436cyclictest408-21ssh19:19:570
24604998224cyclictest0-21swapper/018:19:310
24604998132cyclictest0-21swapper/017:55:220
24604998132cyclictest0-21swapper/017:55:220
24604998019cyclictest0-21swapper/019:12:150
24604997941cyclictest10392-21sort18:10:100
24604997931cyclictest1104-21unixbench_multi17:40:100
24604997926cyclictest0-21swapper/018:24:370
22150780irq/18-spi_topc2461599cyclictest21:54:381
24604997639cyclictest20899-21if_err_eth118:44:580
22150740irq/18-spi_topc2461599cyclictest18:35:381
22150740irq/18-spi_topc2461599cyclictest18:11:121
22150680irq/18-spi_topc2461599cyclictest22:24:471
33950670irq/43-eth00-21swapper/117:25:151
5350640irq/18-pch-dma17539-21ssh20:44:361
33950640irq/43-eth017297-21chrt21:39:311
2461599647cyclictest0-21swapper/117:22:351
33950630irq/43-eth06938-21timerandwakeup21:20:211
2461599639cyclictest0-21swapper/117:39:541
2461599638cyclictest0-21swapper/121:11:411
2461599638cyclictest0-21swapper/121:11:411
2461599638cyclictest0-21swapper/119:49:021
2461599628cyclictest0-21swapper/117:29:541
33950610irq/43-eth020595-21/usr/sbin/munin20:50:061
2461599618cyclictest0-21swapper/120:25:041
2461599618cyclictest0-21swapper/120:25:041
2461599616cyclictest0-21swapper/118:40:281
24615996124cyclictest0-21swapper/122:40:191
24615996123cyclictest0-21swapper/122:14:231
24615996110cyclictest0-21swapper/119:09:581
22150610irq/18-spi_topc2461599cyclictest21:02:201
33950600irq/43-eth012723-21processes21:30:161
33950600irq/43-eth00-21swapper/120:02:131
2461599609cyclictest0-21swapper/118:50:101
2461599608cyclictest0-21swapper/119:29:101
2461599608cyclictest0-21swapper/119:04:481
24615996013cyclictest0-21swapper/120:16:561
24615996011cyclictest0-21swapper/121:44:281
22150600irq/18-spi_topc2461599cyclictest18:46:151
33950590irq/43-eth013347-21ssh19:40:351
33950590irq/43-eth00-21swapper/119:36:351
2461599598cyclictest0-21swapper/120:56:041
2461599598cyclictest0-21swapper/120:11:401
2461599598cyclictest0-21swapper/119:32:521
22150590irq/18-spi_topc2461599cyclictest17:50:051
1799590migration/11590-21sh19:20:331
33950580irq/43-eth026996-21fschecks_count20:04:571
33950580irq/43-eth021627-21missed_timers19:55:061
2461599589cyclictest0-21swapper/120:47:291
2461599589cyclictest0-21swapper/118:54:491
2461599589cyclictest0-21swapper/117:34:471
2461599587cyclictest0-21swapper/118:00:371
24615995812cyclictest0-21swapper/122:35:121
24615995810cyclictest0-21swapper/120:36:381
24615995810cyclictest0-21swapper/118:30:091
24615995810cyclictest0-21swapper/118:04:561
1699580watchdog/111484-21sort21:29:361
33950570irq/43-eth0326-21runrttasks17:45:481
2461599579cyclictest0-21swapper/119:15:001
2461599578cyclictest0-21swapper/119:49:591
2461599576cyclictest0-21swapper/117:17:421
24615995710cyclictest0-21swapper/121:04:531
22150570irq/18-spi_topc2461599cyclictest21:49:461
1799570migration/19106-21fschecks_time22:20:031
33950560irq/43-eth021270-21/usr/sbin/munin21:45:221
33950560irq/43-eth014398-21ssh22:29:471
2461599569cyclictest0-21swapper/118:20:051
2461599569cyclictest0-21swapper/117:55:241
2461599569cyclictest0-21swapper/117:55:241
2461599568cyclictest0-21swapper/122:14:541
2461599568cyclictest0-21swapper/122:14:541
2461599568cyclictest0-21swapper/122:06:251
2461599568cyclictest0-21swapper/121:59:591
2461599568cyclictest0-21swapper/121:16:211
2461599568cyclictest0-21swapper/120:30:461
2461599568cyclictest0-21swapper/120:20:041
2461599568cyclictest0-21swapper/118:25:001
2461599566cyclictest0-21swapper/119:01:311
24615995611cyclictest0-21swapper/118:14:331
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional