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2024-04-23 - 23:35

OSADL QA Farm on Real-time of Mainline Linux

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Default latency plot of shadow in rack #9, slot #8

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 
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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: 50 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 792 highest latencies:
System rack9slot8s.osadl.org (updated Tue Apr 23, 2024 12:44:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
819501740,0irq/47-4a10000026190-21seq07:07:570
26495999875,0cyclictest12711-21ssh10:31:080
26495999755,0cyclictest20033-21ssh12:08:360
26495999576,0cyclictest15326-21ssh09:16:120
26495999557,0cyclictest22396-21ssh10:54:040
26495999475,0cyclictest4418-21ssh10:11:170
26495999475,0cyclictest30035-21ssh12:32:430
26495999472,0cyclictest1130-21ssh10:02:470
26495999274,0cyclictest1968-21ssh11:23:320
26495999272,0cyclictest9758-21ssh11:43:010
26495999272,0cyclictest26966-21runrttasks09:45:550
26495999272,0cyclictest12109-21ssh11:48:570
26495999271,0cyclictest9329-21ssh10:23:160
26495999269,0cyclictest15411-21ssh11:57:080
26495999268,0cyclictest11777-21ssh10:29:050
26495999171,0cyclictest26393-21ssh12:23:500
26495999170,0cyclictest5430-21ssh11:32:110
26495999169,0cyclictest22903-21ssh12:15:220
26495999072,0cyclictest14204-21sshd11:54:110
26495999071,0cyclictest26451-21ssh11:04:000
26495999071,0cyclictest20050-21ssh10:48:440
26495999070,0cyclictest6292-21ssh10:15:590
26495999069,0cyclictest18556-21ssh09:24:160
26495999068,0cyclictest22346-21ssh09:34:360
26495999067,0cyclictest31889-21ssh11:17:230
26495999067,0cyclictest2520-21ssh10:06:050
26495999067,0cyclictest23891-21ssh10:57:320
26495999062,0cyclictest456-21kworker/u2:411:25:540
26495998970,0cyclictest6851-21snmpd09:56:260
26495998968,0cyclictest27552-21ssh11:06:310
26495998966,0cyclictest27437-21ssh12:26:110
26495998966,0cyclictest21458-21ssh12:11:520
26495998871,0cyclictest16867-21apt-get10:40:550
26495998869,0cyclictest30216-21ssh09:54:370
26495998868,0cyclictest6851-21snmpd08:06:150
26495998868,0cyclictest30299-21ssh11:13:340
26495998867,0cyclictest32283-21ssh12:38:170
26495998867,0cyclictest22726-21runrttasks09:35:200
26495998866,0cyclictest8352-21ssh11:39:450
26495998866,0cyclictest25426-21ssh09:42:290
26495998866,0cyclictest17176-21ssh12:01:240
26495998866,0cyclictest15423-21ssh10:37:540
26495998859,0cyclictest20577-21ssh09:30:020
26495998768,0cyclictest27609-21latency_hist07:15:070
26495998658,0cyclictest12894-21cat09:10:160
26495998564,0cyclictest8116-21munin-run08:40:020
26495998561,0cyclictest30835-21/usr/sbin/munin07:35:030
26495998557,0cyclictest26739-21gpgv07:10:110
26495998554,0cyclictest3926-21kworker/u2:108:20:040
26495998467,0cyclictest31578-21munin-run07:40:010
26495998464,0cyclictest30101-21modprobe07:30:030
26495998457,0cyclictest6627-21ls08:30:010
26495998368,0cyclictest2133-21munin-run08:00:020
26495998367,0cyclictest2894-21munin-run08:05:010
26495998267,0cyclictest9017-21sshd08:45:180
26495998266,0cyclictest29186-21chrt07:23:490
26495998266,0cyclictest12338-21chrt09:08:030
26495998166,0cyclictest7369-21munin-run08:35:020
26495998166,0cyclictest29639-21kworker/u2:107:40:040
26495998162,0cyclictest11100-21munin-run09:00:020
26495998160,0cyclictest32463-21sshd07:45:110
26495998152,0cyclictest6851-21snmpd08:51:080
26495998060,0cyclictest6851-21snmpd08:16:010
26495998060,0cyclictest1248-21sshd07:54:110
26495998059,0cyclictest6851-21snmpd08:11:000
26495998057,0cyclictest2280-21runrttasks09:03:490
26495997951,0cyclictest8751-21sshd08:44:120
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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