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2026-09-17 - 21:40
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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 Sep 17, 2026 12:43:57)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
73502550,0irq/45-4a100000176222sleep007:07:190
179589910183,0cyclictest22627-21/usr/sbin/munin07:20:220
17958999972,0cyclictest19212-21fw_conntrack11:55:110
17958999965,0cyclictest3607-21modprobe08:00:060
17958999877,0cyclictest8087-21runrttasks11:22:140
17958999876,0cyclictest2262-21runrttasks07:55:300
17958999873,0cyclictest13969-21diskstats11:40:100
17958999777,0cyclictest17131-21cpu08:39:580
17958999773,0cyclictest30375-21runrttasks10:53:100
17958999773,0cyclictest26866-21runrttasks12:17:060
17958999677,0cyclictest13160-21seq10:02:240
17958999675,0cyclictest25013-21runrttasks10:36:300
17958999673,0cyclictest15076-1kworker/u3:010:09:380
17958999669,0cyclictest16349-21users10:10:460
17958999574,0cyclictest9958-21runrttasks11:28:360
17958999573,0cyclictest30658-21/usr/sbin/munin09:20:470
17958999573,0cyclictest30217-21runrttasks09:17:200
17958999573,0cyclictest21492-21users10:25:420
17958999572,0cyclictest17293-21diskstats10:15:070
17958999568,0cyclictest11562-1kworker/u3:108:24:050
17958999472,0cyclictest12908-21uptime08:25:410
17958999471,0cyclictest20714-21diskstats07:15:270
17958999469,0cyclictest24431-21memory09:00:290
17958999464,0cyclictest0-21swapper11:01:520
17958999461,0cyclictest456-21runrttasks11:09:460
17958999459,0cyclictest0-21swapper09:50:350
17958999377,0cyclictest27802-21sshd07:35:220
17958999376,0cyclictest17103-21aten_r4power_en11:49:560
17958999374,0cyclictest1616-21aten_r4power_cu09:29:520
17958999373,0cyclictest13759-21df08:30:000
17958999372,0cyclictest20988-21meminfo08:50:240
17958999372,0cyclictest18661-21sshd07:10:210
17958999370,0cyclictest15998-21pluginstate08:35:340
17958999369,0cyclictest11072-21switchtime09:55:380
17958999368,0cyclictest30952-21df12:30:000
17958999368,0cyclictest22809-21memory12:05:270
17958999367,0cyclictest16438-21kworker/0:312:10:360
17958999366,0cyclictest17956-21cyclictest09:06:400
17958999363,0cyclictest31358-21chrt07:45:320
17958999272,0cyclictest6475-21runrttasks11:18:090
17958999271,0cyclictest7159-21fw_forwarded_lo08:10:150
17958999270,0cyclictest22730-21meminfo10:30:270
17958999269,0cyclictest510-21meminfo09:25:240
17958999269,0cyclictest30107-21users12:25:430
17958999269,0cyclictest27640-21df_inode12:20:070
17958999267,0cyclictest15836-21idleruntime11:45:170
17958999266,0cyclictest12395-21/usr/sbin/munin11:35:160
17958999266,0cyclictest1062-1kworker/u3:107:52:290
17958999264,0cyclictest30082-1kworker/u3:107:43:080
17958999260,0cyclictest0-21swapper08:15:220
17958999258,0cyclictest0-21swapper10:45:390
17958999174,0cyclictest24912-1kworker/u3:207:28:390
17958999174,0cyclictest19055-21fschecks_count08:45:090
17958999172,0cyclictest32514-21aten_r4power_po12:34:560
17958999170,0cyclictest27520-21df_inode09:10:040
17958999170,0cyclictest21019-21irqstats12:00:230
17958999169,0cyclictest10177-21latency_hist11:29:460
17958999168,0cyclictest4021-21/usr/sbin/munin09:35:320
17958999167,0cyclictest3683-21df_inode11:10:040
17958999157,0cyclictest19172-21fw_conntrack10:20:140
17958999156,0cyclictest0-21swapper10:40:080
17958999073,0cyclictest6366-21seq08:08:010
17958999067,0cyclictest7051-21diskstats09:45:060
17958999063,0cyclictest32355-21latency_hist10:59:470
17958999058,0cyclictest0-21swapper08:55:080
17958999057,0cyclictest0-21swapper07:29:540
17958998868,0cyclictest0-21swapper09:40:200
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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