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2024-11-22 - 08:30
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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 376 highest latencies:
System rack4slot2.osadl.org (updated Fri Nov 22, 2024 00:43:57)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
74502090,0irq/46-4a10000019697-21/usr/sbin/munin19:00:070
20820999357,0cyclictest0-21swapper23:26:280
7350910,0irq/45-4a10000013991-1kworker/u3:323:34:350
20820998858,0cyclictest0-21swapper22:14:250
7350870,0irq/45-4a10000017265-21chrt23:35:210
323292878,0sleep032365-21perl21:10:080
7350850,0irq/45-4a1000008596-21fw_forwarded_lo21:35:430
7350850,0irq/45-4a10000026677-21tr20:54:350
7450840,0irq/46-4a1000004932-21snmpd19:17:170
7450840,0irq/46-4a10000021302-21grep23:50:070
7450830,0irq/46-4a10000032211-21fschecks_count19:35:300
20820998355,0cyclictest0-21swapper20:32:110
7450820,0irq/46-4a1000009117-21kworker/u2:1421:51:050
7350820,0irq/45-4a10000026557-1kworker/u3:119:26:520
7450810,0irq/46-4a1000008370-1kworker/u3:223:15:180
7450810,0irq/46-4a10000026353-21diskstats00:05:090
7450810,0irq/46-4a10000023366-21/usr/sbin/munin20:45:360
7450810,0irq/46-4a10000012093-21chrt21:45:210
7350810,0irq/45-4a1000004932-21snmpd22:06:530
7350810,0irq/45-4a10000028620-21apt-get22:34:480
7350810,0irq/45-4a10000011817-21df_abs23:19:570
7450800,0irq/46-4a1000006221-21basename21:29:360
7450800,0irq/46-4a1000004583-21runrttasks22:59:340
7450800,0irq/46-4a1000002893-21sendmail22:54:360
7450800,0irq/46-4a10000027519-1kworker/u3:000:20:210
7450800,0irq/46-4a10000025370-21grep00:00:390
7450800,0irq/46-4a10000024100-21chrt22:20:260
7450800,0irq/46-4a10000018413-21latency_hist23:39:390
7450800,0irq/46-4a1000001157-21apt22:49:350
7350800,0irq/45-4a10000026872-21cstates19:19:540
268982807,0sleep026893-21apt-get22:29:460
7450790,0irq/46-4a10000030220-21/usr/sbin/munin21:05:170
7450790,0irq/46-4a10000028517-21/usr/sbin/munin21:00:270
7450790,0irq/46-4a10000026557-1kworker/u3:119:30:160
7450790,0irq/46-4a10000020523-21runrttasks20:35:170
7450790,0irq/46-4a10000017699-21unixbench_singl22:00:390
7450790,0irq/46-4a1000001610-21runrttasks19:40:190
7350790,0irq/45-4a1000007097-21ps21:30:270
7350790,0irq/45-4a1000006659-21fschecks_time19:55:100
7350790,0irq/45-4a10000021883-21cat19:05:370
7350790,0irq/45-4a10000016333-1kworker/u3:122:17:040
7350790,0irq/45-4a10000015410-21chrt20:20:210
7350790,0irq/45-4a10000011186-1kworker/u3:021:55:340
7450780,0irq/46-4a1000006071-21sh19:54:360
7450780,0irq/46-4a10000025620-21sort22:25:120
7450780,0irq/46-4a10000022209-1kworker/u3:119:09:470
7450780,0irq/46-4a10000019143-21/usr/sbin/munin23:44:490
7350780,0irq/45-4a100000965-21irqstats00:25:190
7350780,0irq/45-4a1000003292-21runrttasks19:45:150
7350780,0irq/45-4a10000014409-21sshd20:17:380
7450770,0irq/46-4a1000008137-21/usr/sbin/munin23:10:370
7450770,0irq/46-4a1000007681-1kworker/u3:020:00:110
7450770,0irq/46-4a1000005889-1kworker/u3:123:05:300
7450770,0irq/46-4a1000005356-21ls23:00:250
7450770,0irq/46-4a10000032446-1kworker/u3:220:10:240
7450770,0irq/46-4a10000029841-1kworker/u3:222:40:020
7450770,0irq/46-4a10000027519-1kworker/u3:000:11:340
7450770,0irq/46-4a10000024931-1kworker/u3:020:55:300
7450770,0irq/46-4a10000022000-21fschecks_count20:40:040
7450770,0irq/46-4a1000001517-21df_inode21:15:000
7350770,0irq/45-4a1000003745-21/usr/sbin/munin21:20:330
303592770,0chrt27519-1kworker/u3:000:15:340
7450760,0irq/46-4a1000006650-1kworker/u3:221:40:030
7450760,0irq/46-4a1000003242-21runrttasks00:30:470
7450760,0irq/46-4a10000022136-1kworker/u3:123:55:200
7450760,0irq/46-4a10000016894-1kworker/u3:020:29:130
7450740,0irq/46-4a10000010643-21timerwakeupswit20:05:370
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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