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2026-05-29 - 21:50
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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 Fri May 29, 2026 12:43:57)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1849829620,0sleep018165-1kworker/u3:207:03:060
186269910168,0cyclictest28561-21/usr/sbin/munin11:03:590
186269910077,0cyclictest9013-21runrttasks10:05:140
186269910074,0cyclictest7015-1kworker/u3:008:24:220
18626999979,0cyclictest21297-21/usr/sbin/munin09:09:230
18626999976,0cyclictest31837-21diskstats07:54:120
18626999971,0cyclictest18734-21meminfo12:09:260
18626999966,0cyclictest14353-21fschecks_time08:49:150
18626999777,0cyclictest32103-21users09:39:500
18626999776,0cyclictest19360-21diskstats09:04:090
18626999775,0cyclictest4762-21vmstat09:54:480
18626999775,0cyclictest23097-21memory09:14:300
18626999775,0cyclictest2238-21runrttasks08:03:030
18626999775,0cyclictest13323-21df_inode10:19:100
18626999774,0cyclictest15432-21ntpq11:59:350
18626999772,0cyclictest25895-21/usr/sbin/munin09:24:480
18626999771,0cyclictest15372-1kworker/u3:008:56:500
18626999675,0cyclictest25268-21users09:19:470
18626999674,0cyclictest23975-21runrttasks07:23:010
18626999674,0cyclictest16719-21df_inode10:29:070
18626999674,0cyclictest12901-21munin-run10:18:480
18626999673,0cyclictest6142-21runrttasks08:19:200
18626999673,0cyclictest32526-21ntpq11:14:350
18626999671,0cyclictest6648-21fw_forwarded_lo11:34:180
18626999670,0cyclictest5300-1kworker/u3:208:40:270
18626999669,0cyclictest24811-1kworker/u3:212:31:200
18626999575,0cyclictest22091-21diskstats07:14:110
18626999573,0cyclictest8385-21diskstats08:29:120
18626999573,0cyclictest5532-21users11:29:450
18626999573,0cyclictest30547-21fw_forwarded_lo11:09:170
18626999573,0cyclictest28545-21/usr/sbin/munin09:29:420
18626999573,0cyclictest20651-21memory07:09:000
18626999573,0cyclictest19198-21fw_forwarded_lo07:04:190
18626999571,0cyclictest21812-21df12:19:030
18626999570,0cyclictest20919-21users10:39:460
18626999565,0cyclictest24872-21cron12:28:460
18626999562,0cyclictest13467-21perl11:54:150
18626999475,0cyclictest9900-21diskstats11:44:090
18626999475,0cyclictest2501-21irqstats09:49:270
18626999474,0cyclictest10000-21perl10:09:140
18626999473,0cyclictest6454-21diskstats09:59:100
18626999473,0cyclictest15159-21fw_conntrack10:24:140
18626999472,0cyclictest30135-21users07:44:420
18626999472,0cyclictest20315-21fw_conntrack12:14:160
18626999472,0cyclictest17485-21users12:04:440
18626999471,0cyclictest27114-21fw_forwarded_lo07:34:200
18626999468,0cyclictest25321-1kworker/u3:207:26:000
18626999466,0cyclictest0-21swapper07:40:260
18626999465,0cyclictest11367-21aten_r4power_po11:48:570
18626999374,0cyclictest3504-21/usr/sbin/munin08:09:090
18626999373,0cyclictest23473-21df10:49:040
18626999372,0cyclictest8207-21diskstats11:39:100
18626999372,0cyclictest3076-21diskstats11:24:120
18626999372,0cyclictest21758-21df10:44:020
18626999372,0cyclictest18607-21fw_forwarded_lo10:34:190
18626999372,0cyclictest1851-21munin-run09:48:480
18626999370,0cyclictest12815-21meminfo08:44:280
18626999365,0cyclictest30806-21runrttasks07:49:070
18626999272,0cyclictest17655-21df_inode08:59:080
18626999271,0cyclictest29781-21fw_forwarded_lo09:34:200
18626999271,0cyclictest1668-21meminfo11:19:270
18626999270,0cyclictest27222-21irqstats10:59:250
18626999269,0cyclictest25496-21/usr/sbin/munin10:54:220
18626999170,0cyclictest5385-21runrttasks08:17:490
18626999070,0cyclictest2844-21sshd08:07:070
18626999069,0cyclictest26204-21runrttasks07:31:210
18626999062,0cyclictest10124-21runrttasks08:36:420
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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