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2026-07-02 - 14:11
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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 all highest latencies:
System rack4slot2.osadl.org (updated Thu Jul 02, 2026 12:43:57)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
74502330,0irq/46-4a10000014592-1kworker/u3:007:09:180
7350990,0irq/45-4a1000007227-21/usr/sbin/munin09:55:290
7450960,0irq/46-4a1000002004-21sendmail-msp09:39:550
7450950,0irq/46-4a1000003817-21/usr/sbin/munin08:09:590
7450950,0irq/46-4a10000018567-21chrt12:00:350
7450950,0irq/46-4a10000016246-21seq07:10:200
7450950,0irq/46-4a10000015665-21sendmail-msp10:20:180
7450940,0irq/46-4a1000006017-21if_eth008:14:560
7450940,0irq/46-4a10000032765-21sendmail-msp07:59:510
7450940,0irq/46-4a10000025135-21sendmail_mailqu09:10:150
7450940,0irq/46-4a10000023795-21chrt07:31:030
7450940,0irq/46-4a10000021310-21fschecks_time07:24:490
7350940,0irq/45-4a10000025767-1kworker/u3:110:49:460
2503229410,0sleep025038-21ntp_states07:35:110
7450930,0irq/46-4a10000031002-21basename12:39:220
7450930,0irq/46-4a10000028293-21seq12:30:010
7450930,0irq/46-4a10000026551-21runrttasks09:14:580
7450930,0irq/46-4a1000002651-21seq08:04:580
7450930,0irq/46-4a10000025938-21sendmail-msp07:39:520
7450930,0irq/46-4a10000023082-21irqstats12:14:550
7450930,0irq/46-4a10000015303-1kworker/u3:011:00:260
15094999360,0cyclictest0-21swapper09:45:010
7450920,0irq/46-4a1000007404-21cstates11:29:350
7450920,0irq/46-4a100000438-21snmpd09:01:130
7450920,0irq/46-4a10000029981-21irqstats07:49:590
7450920,0irq/46-4a10000029457-21/usr/sbin/munin09:24:380
7450920,0irq/46-4a10000023722-21chrt09:05:310
7450920,0irq/46-4a10000019384-21df10:29:380
7450920,0irq/46-4a10000017858-21entropy07:15:080
7450920,0irq/46-4a10000017037-1kworker/u3:011:59:100
7450920,0irq/46-4a10000014801-21ntpq08:40:190
7450920,0irq/46-4a10000014484-21/usr/sbin/munin11:49:530
7450920,0irq/46-4a10000012398-21/usr/sbin/munin10:09:320
7450920,0irq/46-4a10000011254-21memory10:05:070
7450920,0irq/46-4a10000011097-21tune2fs08:29:500
7450910,0irq/46-4a1000009923-21unixbench_singl11:35:200
7450910,0irq/46-4a1000009562-21meminfo08:25:020
7450910,0irq/46-4a1000005736-21grep09:49:380
7450910,0irq/46-4a10000032345-21chrt11:06:260
7450910,0irq/46-4a10000031717-21sort09:30:000
7450910,0irq/46-4a10000031170-21aten_r4power_cu07:54:310
7450910,0irq/46-4a1000003052-21seq11:15:180
7450910,0irq/46-4a10000028780-21runrttasks10:55:230
7450910,0irq/46-4a10000022492-21sendmail-msp10:40:200
7450910,0irq/46-4a10000022450-21munin-run12:14:220
7450910,0irq/46-4a10000017792-21df_inode08:49:430
7450910,0irq/46-4a10000014495-21/usr/sbin/munin10:14:520
7450910,0irq/46-4a10000012934-21chrt11:45:010
7450910,0irq/46-4a10000012891-21chrt08:34:590
7450910,0irq/46-4a10000011233-21/usr/sbin/munin11:40:090
7350910,0irq/45-4a1000009148-21df09:59:400
7350910,0irq/45-4a100000438-21snmpd07:20:320
15094999158,0cyclictest0-21swapper12:24:380
7450900,0irq/46-4a1000007562-21diskstats08:19:460
7450900,0irq/46-4a1000005508-21aten_r4power_cu11:24:300
7450900,0irq/46-4a1000003693-21sendmail-msp11:20:310
7450900,0irq/46-4a10000029021-21sshd09:21:570
7450900,0irq/46-4a10000028202-21fw_conntrack07:44:520
7450900,0irq/46-4a10000024867-21/usr/sbin/munin10:45:000
7450900,0irq/46-4a10000024348-21aten_r4power_en12:19:330
7450900,0irq/46-4a10000022321-21chrt10:38:200
7450900,0irq/46-4a10000016681-21sensors08:45:150
7450890,0irq/46-4a100000581-21df11:09:400
7450890,0irq/46-4a1000001953-21cron09:39:210
7450890,0irq/46-4a10000019506-21diskstats08:54:460
7450890,0irq/46-4a10000019332-21cpuspeed12:04:360
7450890,0irq/46-4a10000017461-21ls10:24:260
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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