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2025-09-18 - 02:28
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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 50 highest latencies:
System rack4slot2.osadl.org (updated Thu Sep 18, 2025 00:43:57)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
735011000,0irq/45-4a1000003714-1kworker/u3:119:02:100
178272920,0sleep017618-1kworker/u3:400:04:180
7450910,0irq/46-4a10000027920-1kworker/u3:223:13:060
7450910,0irq/46-4a10000018478-21date20:52:050
7450900,0irq/46-4a10000032170-21/usr/sbin/munin19:57:180
7450900,0irq/46-4a10000026889-21sed22:57:050
7450900,0irq/46-4a10000021693-1kworker/u3:121:02:470
7450900,0irq/46-4a1000001812-1kworker/u3:121:40:240
7450900,0irq/46-4a10000014831-21/usr/sbin/munin19:07:420
84552890,0chrt27812-1kworker/u3:222:02:520
7450890,0irq/46-4a1000007092-21meminfo23:32:490
7450890,0irq/46-4a1000006877-21fschecks_count20:17:320
7450890,0irq/46-4a10000030714-1kworker/u3:121:33:170
7450890,0irq/46-4a10000019285-21sensors_temp19:18:010
7450890,0irq/46-4a10000018668-21df_inode22:32:270
7450890,0irq/46-4a10000016142-1kworker/u3:119:35:270
7450890,0irq/46-4a10000012627-1kworker/u3:122:16:580
7450890,0irq/46-4a10000010431-21wc22:07:550
59092890,0chrt5875-1kworker/u3:223:28:340
553528910,0sleep04640-21/usr/sbin/munin21:53:020
7450880,0irq/46-4a1000009121-21sensors20:23:010
7450880,0irq/46-4a1000005958-1kworker/u3:121:57:260
7450880,0irq/46-4a10000031986-21sendmail-msp19:57:030
7450880,0irq/46-4a10000029137-21fw_conntrack19:47:410
7450880,0irq/46-4a10000025543-21df_abs19:37:250
7450880,0irq/46-4a10000020530-21df_abs20:57:260
7450880,0irq/46-4a10000020093-21/usr/sbin/munin19:22:370
7450880,0irq/46-4a1000001818-21tune2fs20:02:380
7450880,0irq/46-4a10000017392-21ntpq19:13:150
7350880,0irq/45-4a10000027498-21tune2fs00:32:360
7350880,0irq/45-4a10000023699-21/usr/sbin/munin22:47:210
291312880,0chrt23282-1kworker/u3:023:02:390
14238998852,0cyclictest0-21swapper23:42:100
7450870,0irq/46-4a1000008887-21seq23:37:540
7450870,0irq/46-4a1000004444-21chrt23:25:330
7450870,0irq/46-4a1000004134-21awk20:08:040
7450870,0irq/46-4a10000030045-1kworker/u3:123:08:250
7450870,0irq/46-4a10000027925-21timerandwakeup22:58:060
7450870,0irq/46-4a10000027700-21awk21:22:010
7450870,0irq/46-4a10000027669-21memory19:43:360
7450870,0irq/46-4a10000022106-21df_abs19:27:270
7450870,0irq/46-4a10000021840-21aten_r4power_en22:42:160
7450870,0irq/46-4a10000019428-21/usr/sbin/munin00:08:090
7450870,0irq/46-4a10000016639-1kworker/u3:122:30:400
7450870,0irq/46-4a10000016446-21seq00:00:350
7450870,0irq/46-4a10000012154-21chrt23:47:450
7450860,0irq/46-4a1000004575-21date21:52:040
7450860,0irq/46-4a10000030538-21timerwakeupswit21:28:060
7450860,0irq/46-4a10000028245-21tune2fs21:22:340
7450860,0irq/46-4a10000023014-1kworker/u3:221:12:150
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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