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2024-04-28 - 00:15
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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 rack4slot2.osadl.org (updated Sat Apr 27, 2024 12:43:58)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
74505860,0irq/46-4a1000009343-1kworker/u3:007:07:260
7350940,0irq/45-4a10000027709-21/usr/sbin/munin08:01:260
16632928,0sleep01650-21apt-get08:20:080
7450910,0irq/46-4a10000027861-21if_eth009:35:340
7350910,0irq/45-4a10000019541-1kworker/u3:107:39:210
7350910,0irq/45-4a1000001541-1kworker/u3:009:56:130
10398999169,0cyclictest0-21swapper07:45:220
10398999158,0cyclictest0-21swapper07:30:480
7350900,0irq/45-4a1000005796-1kworker/u3:107:10:560
7350900,0irq/45-4a10000020018-1kworker/u3:210:48:420
155172900,0sleep013161-1kworker/u3:110:35:350
10398999058,0cyclictest0-21swapper10:25:440
10398999057,0cyclictest0-21swapper08:25:430
10398999057,0cyclictest0-21swapper08:15:320
10398999055,0cyclictest0-21swapper11:10:460
7450890,0irq/46-4a10000024656-21rt-features07:50:520
7450890,0irq/46-4a10000024411-21fschecks_count12:35:220
7450890,0irq/46-4a10000024012-1kworker/u3:311:00:220
7350890,0irq/45-4a100000440-21runrttasks09:20:320
7450880,0irq/46-4a1000005488-21/usr/sbin/munin10:06:090
7450880,0irq/46-4a1000004212-21ntpq11:35:460
7450880,0irq/46-4a10000030533-1kworker/u3:009:46:400
7450880,0irq/46-4a10000015937-21grep07:26:280
7450880,0irq/46-4a10000013672-1kworker/u3:308:59:100
7350880,0irq/45-4a100000440-21runrttasks12:00:000
10398998858,0cyclictest0-21swapper07:56:390
10398998855,0cyclictest0-21swapper11:50:360
10398998854,0cyclictest0-21swapper08:50:310
7450870,0irq/46-4a1000007088-21df10:10:180
7450870,0irq/46-4a1000005128-21sendmail-msp11:41:230
7450870,0irq/46-4a10000029326-21cat11:15:160
7450870,0irq/46-4a10000028947-21sendmail-msp09:40:090
7450870,0irq/46-4a10000022740-21seq10:55:270
7450870,0irq/46-4a10000021042-21kernelversion09:15:380
7450870,0irq/46-4a10000020902-21df12:25:260
7450870,0irq/46-4a10000020304-21sendmail-msp07:41:180
7450870,0irq/46-4a10000019284-21runrttasks12:21:120
7450870,0irq/46-4a10000010214-21dpkg08:45:060
10398998766,0cyclictest0-21swapper11:46:030
10398998755,0cyclictest0-21swapper12:15:450
10398998755,0cyclictest0-21swapper10:50:470
7450860,0irq/46-4a1000008567-21/usr/sbin/munin10:15:540
7450860,0irq/46-4a100000698-21ntp_kernel_err09:50:490
7450860,0irq/46-4a1000004345-21/usr/sbin/munin10:02:030
7450860,0irq/46-4a10000031479-21load11:20:480
7450860,0irq/46-4a10000026185-21fw_forwarded_lo11:05:340
7450860,0irq/46-4a10000024190-21sed09:25:180
7450860,0irq/46-4a10000019678-21runrttasks09:10:580
7450860,0irq/46-4a10000018411-21runrttasks09:08:010
7450860,0irq/46-4a10000016390-21timerandwakeup09:01:210
7450860,0irq/46-4a10000014545-21/usr/sbin/munin12:05:540
7450860,0irq/46-4a10000013446-21sendmail-msp07:20:010
7450860,0irq/46-4a10000011984-21sendmail-msp12:00:280
7350860,0irq/45-4a10000013902-21diskstats07:20:340
10398998658,0cyclictest0-21swapper08:38:120
10398998654,0cyclictest0-21swapper11:30:090
10398998653,0cyclictest0-21swapper08:30:430
7450850,0irq/46-4a10000025597-21grep09:29:560
7450850,0irq/46-4a10000017366-21ls10:40:250
7450850,0irq/46-4a10000016130-21meminfo12:10:390
7450850,0irq/46-4a1000001198-21users11:26:020
7450850,0irq/46-4a10000010186-21sendmail-msp10:20:070
7350850,0irq/45-4a10000013960-21df_abs10:30:160
10398998555,0cyclictest0-21swapper12:30:500
10398998551,0cyclictest0-21swapper08:05:270
7450840,0irq/46-4a1000008378-21sendmail-msp08:40:250
7450840,0irq/46-4a10000031291-21runrttasks08:10:440
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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