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2025-05-05 - 05:22
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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 Mon May 05, 2025 00:44:01)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
74501990,0irq/46-4a10000017914-21/usr/sbin/munin18:54:230
18769998959,0cyclictest0-21swapper21:45:490
95722870,0sleep08657-1kworker/u3:421:39:140
7450870,0irq/46-4a100000590-21wget00:23:430
18769998758,0cyclictest0-21swapper23:46:230
18769998758,0cyclictest0-21swapper21:53:000
7450860,0irq/46-4a10000029604-21runrttasks00:13:420
18769998665,0cyclictest0-21swapper19:34:240
7450850,0irq/46-4a1000007816-21fschecks_count19:59:040
7450850,0irq/46-4a1000007787-21diskstats21:34:190
285312850,0sleep027808-1kworker/u3:219:24:390
2833928516,0sleep028346-21fw_conntrack00:09:040
7450840,0irq/46-4a10000020722-21sshd19:03:390
7450840,0irq/46-4a10000014399-21cpu23:28:450
96372830,0sleep08763-1kworker/u3:123:14:080
7450830,0irq/46-4a10000021544-21runrttasks22:14:040
7450830,0irq/46-4a10000018326-21runrttasks23:40:000
61752830,0sleep05255-1kworker/u3:021:29:090
7450820,0irq/46-4a10000028223-21df_abs20:58:570
7450820,0irq/46-4a10000024449-21/usr/sbin/munin23:59:270
7450820,0irq/46-4a10000023419-1kworker/u3:219:11:270
7450820,0irq/46-4a10000019285-21sh20:33:270
7450820,0irq/46-4a10000015360-21chrt21:54:470
7350820,0irq/45-4a10000022107-21threads20:39:440
18769998259,0cyclictest0-21swapper21:19:240
18769998254,0cyclictest0-21swapper21:12:040
7450810,0irq/46-4a100000951-21chrt21:14:030
7450810,0irq/46-4a1000004018-21sshd21:23:380
7450810,0irq/46-4a10000031287-21runrttasks22:43:320
7450810,0irq/46-4a10000027828-21munin-run20:58:290
7450810,0irq/46-4a10000026197-21/usr/sbin/munin22:29:080
7450810,0irq/46-4a10000022709-21ls23:53:300
7450810,0irq/46-4a1000002178-21cron19:43:270
7450810,0irq/46-4a10000019578-21ntpq18:59:360
7450810,0irq/46-4a10000012267-1kworker/u3:121:59:140
7450810,0irq/46-4a1000001213-21nfs4_client22:49:180
7450810,0irq/46-4a10000011024-21/usr/sbin/munin23:18:490
7350810,0irq/45-4a10000027845-21kworker/u2:419:29:020
311242810,0sleep030972-1kworker/u3:221:07:440
18769998154,0cyclictest0-21swapper22:27:500
7450800,0irq/46-4a1000007845-21fschecks_time23:09:020
7450800,0irq/46-4a1000005989-21seq19:53:550
7450800,0irq/46-4a1000005035-21/usr/sbin/munin22:59:330
7450800,0irq/46-4a1000004751-21/usr/sbin/munin19:49:310
7450800,0irq/46-4a10000027041-21/usr/sbin/munin19:19:340
7450800,0irq/46-4a1000002646-21df_inode19:43:560
7450800,0irq/46-4a10000026415-21sed00:03:500
7450800,0irq/46-4a10000025453-21mailstats19:14:370
7450800,0irq/46-4a10000024734-21/usr/sbin/munin20:48:510
7450800,0irq/46-4a10000022009-21awk23:49:300
7450800,0irq/46-4a1000001977-1kworker/u3:122:54:280
7450800,0irq/46-4a10000017007-21users23:34:340
7450800,0irq/46-4a10000014106-21seq23:28:280
7450800,0irq/46-4a10000011032-21egrep20:08:490
292542800,0chrt27493-1kworker/u3:122:36:440
1811528010,0sleep018122-21sort22:04:080
141662807,0sleep014173-21munin-run20:18:280
7450790,0irq/46-4a1000009538-21tune2fs20:04:060
7450790,0irq/46-4a1000005648-21runrttasks23:03:320
7450790,0irq/46-4a10000031357-21wget00:18:460
7450790,0irq/46-4a10000023516-21ntpdc20:44:280
7450790,0irq/46-4a10000022984-21cstates22:18:480
7450790,0irq/46-4a10000019922-21/usr/sbin/munin20:34:160
7450780,0irq/46-4a10000030263-21ntpq22:39:200
7450780,0irq/46-4a10000017616-21grep20:28:300
7450770,0irq/46-4a10000019669-21sed22:08:520
7450770,0irq/46-4a10000014421-21aten_r4power_vo20:18:490
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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