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2025-12-11 - 06:43
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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 highest latencies:
System rack4slot2.osadl.org (updated Thu Dec 11, 2025 00:43:58)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
73502190,0irq/45-4a10000022973-21/usr/sbin/munin19:03:030
7450930,0irq/46-4a1000009522-21open_inodes23:08:290
7450930,0irq/46-4a10000013086-21mailstats21:44:280
7450920,0irq/46-4a10000018438-21users23:33:370
7450920,0irq/46-4a10000012461-21sshd23:17:590
304662920,0sleep027915-1kworker/u3:119:26:390
7450910,0irq/46-4a1000007130-21aten_r4power_en23:02:500
7450910,0irq/46-4a1000002655-21mailstats21:13:330
7450910,0irq/46-4a10000025198-21/usr/sbin/munin19:08:360
7450910,0irq/46-4a1000002301-21df00:22:550
220492910,0chrt21963-1kworker/u3:023:44:550
7450900,0irq/46-4a100000807-21grep22:43:170
7450900,0irq/46-4a1000004255-1kworker/u3:021:20:470
7450900,0irq/46-4a1000003874-21fw_conntrack19:43:110
7450900,0irq/46-4a10000032673-21aten_r4power_vo21:07:530
7450900,0irq/46-4a10000031852-21cat22:38:310
7450900,0irq/46-4a10000031320-21df_abs00:12:570
7450900,0irq/46-4a10000030180-21swap20:59:340
7450900,0irq/46-4a10000027838-1kworker/u3:122:34:110
7450900,0irq/46-4a10000023380-21mailstats23:48:340
7450900,0irq/46-4a10000022919-21chrt22:13:150
7450900,0irq/46-4a10000020798-21cpu22:07:530
7450900,0irq/46-4a10000014158-21grep21:48:080
7450900,0irq/46-4a10000011111-21ntp_states21:38:270
7450890,0irq/46-4a1000006336-21users21:23:390
7450890,0irq/46-4a1000006261-21proc_pri00:33:300
7450890,0irq/46-4a1000005546-21cpu22:57:520
7450890,0irq/46-4a1000005140-21chrt22:57:000
7450890,0irq/46-4a1000004145-21fschecks_count00:28:040
7450890,0irq/46-4a10000031419-21/usr/sbin/munin21:03:430
7450890,0irq/46-4a10000030939-21cron00:12:320
7450890,0irq/46-4a10000027867-21/usr/sbin/munin00:02:560
7450890,0irq/46-4a10000027299-21/usr/sbin/munin19:18:240
7450890,0irq/46-4a10000026006-21runrttasks19:12:390
7450890,0irq/46-4a10000025790-21/usr/sbin/munin20:47:510
7450890,0irq/46-4a10000024755-21/usr/sbin/munin23:53:130
7450890,0irq/46-4a10000024318-21df_inode20:43:000
7450890,0irq/46-4a10000022507-21sshd20:37:550
7450890,0irq/46-4a10000019861-21unixbench_singl20:28:350
7450890,0irq/46-4a10000019782-21seq22:03:310
7450890,0irq/46-4a10000015411-21seq23:26:490
7450890,0irq/46-4a10000012278-21df_inode20:07:590
7450890,0irq/46-4a10000011200-21memory23:14:070
7450890,0irq/46-4a10000010263-21/usr/sbin/munin20:02:530
7450880,0irq/46-4a100000934-21/usr/sbin/munin19:33:330
7450880,0irq/46-4a1000009176-21memory19:58:230
7450880,0irq/46-4a1000008985-21/usr/sbin/munin21:33:000
7450880,0irq/46-4a1000007287-21diskstats21:28:050
7450880,0irq/46-4a1000005971-21mailstats19:48:280
7450880,0irq/46-4a100000443-21snmpd20:14:160
7450880,0irq/46-4a10000027906-21expr22:28:040
7450880,0irq/46-4a10000027749-21chrt20:53:040
7450880,0irq/46-4a10000026430-21fw_forwarded_lo23:58:100
7450880,0irq/46-4a1000002209-21df_abs22:48:010
7450880,0irq/46-4a10000021212-21/usr/sbin/munin20:33:240
7450880,0irq/46-4a1000001826-21cpu19:37:530
7450880,0irq/46-4a10000017603-21fschecks_count21:58:060
7450880,0irq/46-4a10000017226-21/usr/sbin/munin20:22:530
7450880,0irq/46-4a10000016702-21unixbench_singl23:28:350
7350880,0irq/45-4a1000007851-21runrttasks19:53:370
7450870,0irq/46-4a10000030812-21wget19:27:510
7450870,0irq/46-4a10000026059-21df22:22:560
7450870,0irq/46-4a10000024730-21meminfo22:18:180
7450870,0irq/46-4a10000019104-21runrttasks23:37:480
7450870,0irq/46-4a10000016286-21sendmail_mailtr20:18:300
7450860,0irq/46-4a100000544-21awk00:17:530
7450860,0irq/46-4a10000015728-21cstates21:52:550
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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