You are here: Home / Projects / OSADL QA Farm Real-time / Latency plots / 
2023-03-21 - 18:50

x86 Intel Atom E640 @1000 MHz, Linux 3.18.11-rt7 (Profile)

Latency plot of system in rack #9, slot #4
Data to construct the above plot have been generated using the RT test utility cyclictest.
Command line: cyclictest -l100000000 -m -Sp99 -i200 -h400 -q
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 rack9slot4.osadl.org (updated Tue Mar 21, 2023 12:43:35)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
239499912917cyclictest29973-21sshd18:01:260
23679112079sleep0-21swapper/114:11:251
23949991184cyclictest30382-21diskstats18:02:080
239499911714cyclictest16089-21latency_hist17:16:410
23949991167cyclictest0-21swapper/018:47:100
23949991164cyclictest30408-21diskstats14:31:550
23949991158cyclictest0-21swapper/016:42:150
23949991147cyclictest2400-21cut14:46:510
23949991143cyclictest74-21mmcqd/019:41:460
239499911410cyclictest0-21swapper/014:22:050
23949991129cyclictest0-21swapper/016:57:290
23949991128cyclictest0-21swapper/017:52:120
23949991103cyclictest26321-21kworker/u4:015:07:110
239499910912cyclictest284-21snmpd14:41:570
23949991086cyclictest10043-21aten_r9power_cu15:11:520
23606110767sleep0-21swapper/014:11:210
23949991069cyclictest16282-21aten_r9power_po15:31:520
23949991069cyclictest15385-21sort15:27:070
23949991049cyclictest30129-21/usr/sbin/munin16:17:130
23949991048cyclictest0-21swapper/015:52:250
23949991043cyclictest21084-21/usr/sbin/munin19:17:070
23949991038cyclictest0-21swapper/019:35:340
23949991033cyclictest25469-21latency_hist14:16:370
23949991023cyclictest74-21mmcqd/019:12:110
23949991019cyclictest14174-21unixbench_multi15:22:220
23949991019cyclictest0-21swapper/014:17:000
23949991014cyclictest11438-21latency_hist18:46:440
23949991013cyclictest74-21mmcqd/018:12:000
23949991009cyclictest11850-21/usr/sbin/munin17:02:050
2394999994cyclictest9940-21latency_hist16:56:410
2394999993cyclictest26321-21kworker/u4:014:59:510
2394999989cyclictest31661-21/usr/sbin/munin18:07:170
2394999988cyclictest0-21swapper/015:47:120
2394999987cyclictest0-21swapper/016:11:390
2394999983cyclictest22653-21kworker/u4:217:06:550
2394999979cyclictest0-21swapper/018:27:120
23949999710cyclictest0-21swapper/017:17:000
23949999642cyclictest17637-21latency_hist17:21:420
2394999959cyclictest0-21swapper/015:56:570
2394999958cyclictest21572-21ls17:32:160
2394999956cyclictest4024-21sort14:51:510
2394999953cyclictest32148-21grep16:22:060
6950940irq/18-mmc0191ksoftirqd/116:21:561
2394999945cyclictest0-21swapper/016:31:590
2394999943cyclictest25362-21latency_hist17:46:420
6950930irq/18-mmc0191ksoftirqd/118:22:121
6950930irq/18-mmc0191ksoftirqd/115:27:021
2394999938cyclictest0-21swapper/018:36:430
2394999936cyclictest0-21swapper/017:42:310
23949999311cyclictest0-21swapper/018:17:580
6950920irq/18-mmc0191ksoftirqd/116:02:121
6950920irq/18-mmc0191ksoftirqd/115:56:391
2394999928cyclictest5259-21latency_hist18:26:430
2394999917cyclictest74-21mmcqd/016:47:270
23949999110cyclictest0-21swapper/016:27:000
2394999909cyclictest0-21swapper/019:07:070
2394999903cyclictest22402-21aten_r9power_en19:22:040
2395099893cyclictest26494-21wc14:17:141
2394999898cyclictest0-21swapper/018:57:220
2394999898cyclictest0-21swapper/017:37:210
2394999894cyclictest74-21mmcqd/018:56:450
2394999887cyclictest0-21swapper/017:31:410
23950998721cyclictest31054-21processes18:02:261
2394999879cyclictest0-21swapper/016:02:290
23949998764cyclictest0-21swapper/018:37:000
23950998619cyclictest15571-21processes18:57:231
2394999869cyclictest0-21swapper/019:28:050
2394999869cyclictest0-21swapper/019:28:050
2394999868cyclictest0-21swapper/016:36:580
23949998641cyclictest6950irq/18-mmc014:31:360
23950998526cyclictest22061-21sshd15:48:221
23950998519cyclictest304-21runrttasks16:39:021
2394999859cyclictest0-21swapper/019:04:330
2394999858cyclictest0-21swapper/014:37:170
2395099839cyclictest0-21swapper/114:49:531
2395099838cyclictest0-21swapper/119:17:281
2394999838cyclictest0-21swapper/015:37:570
23949998312cyclictest0-21swapper/015:17:580
2395099829cyclictest0-21swapper/119:07:441
2395099829cyclictest0-21swapper/118:30:271
2395099829cyclictest0-21swapper/118:19:381
2395099829cyclictest0-21swapper/114:52:021
2395099827cyclictest0-21swapper/119:05:041
2395099827cyclictest0-21swapper/117:17:021
2395099827cyclictest0-21swapper/116:55:141
2395099827cyclictest0-21swapper/114:42:221
23950998226cyclictest14114-21timerandwakeup15:22:211
23950998226cyclictest11389-21sshd15:15:271
23950998219cyclictest0-21swapper/119:26:451
23950998219cyclictest0-21swapper/119:26:451
2395099818cyclictest0-21swapper/118:42:311
2395099818cyclictest0-21swapper/117:32:011
2395099818cyclictest0-21swapper/114:35:371
2395099818cyclictest0-21swapper/114:31:191
2394999818cyclictest0-21swapper/015:02:020
2395099809cyclictest0-21swapper/114:26:291
2395099808cyclictest0-21swapper/118:52:281
2395099808cyclictest0-21swapper/117:54:581
2395099808cyclictest0-21swapper/117:25:031
2395099808cyclictest0-21swapper/115:36:101
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional