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2026-03-31 - 02:15
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 25 million
Resolution of latency scale: reduced 
Duration: 5 hours, 33 minutes
Compare latency of primary with shadow system
Characteristics of the 376 highest latencies:
System rack3slot5.osadl.org.osadl.org (updated Tue Mar 31, 2026 00:44:43)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
151151870,0ktimers/013251sleep19:10:090
1514680,0ktimers/062771sleep22:45:120
1514660,0ktimers/0232701sleep21:05:100
15709946035,0cyclictest17944-21df00:00:050
525504590,0irq/11-sym53c8x130250irq/15-NE200000:15:210
1514580,0ktimers/078011sleep22:54:340
525504570,0irq/11-sym53c8x130250irq/15-NE200022:20:040
1514560,0ktimers/0229401sleep00:30:210
1514530,0ktimers/078071sleep19:44:030
1514510,0ktimers/0206941sleep20:54:000
525504500,0irq/11-sym53c8x130250irq/15-NE200021:31:490
1514470,0ktimers/0252091sleep21:18:250
1514450,0ktimers/0243651sleep00:38:310
1514440,0ktimers/0195321sleep00:08:580
1514430,0ktimers/029191sleep19:19:230
1514430,0ktimers/0159481sleep23:47:080
525504390,0irq/11-sym53c8x130250irq/15-NE200000:20:430
1514380,0ktimers/055201sleep19:33:490
15709943394,0cyclictest0-21swapper22:01:530
15709943332,0cyclictest25302-21munin-node21:20:210
157099433129,0cyclictest0-21swapper23:55:230
1514290,0ktimers/0109221sleep23:13:560
15709942857,0cyclictest13226-21basename23:29:130
15709942737,0cyclictest5464-21latency_hist22:39:010
157099423159,0cyclictest22088-21sh00:24:110
15709942298,0cyclictest24767-21ntp_offset00:40:180
15709942189,0cyclictest13880-21awk20:14:330
15709942185,0cyclictest5766-21chrt19:34:320
15709941864,0cyclictest19535-21aten_r3power_en20:45:450
15709941790,0cyclictest1841-21df19:14:360
15709941730,0cyclictest19888-21ssh00:11:370
1514170,0ktimers/036491sleep19:24:410
15709941669,0cyclictest24317-21diskmemload23:06:570
157099416108,0cyclictest0-21swapper21:41:010
15709941527,0cyclictest12002-21sendmail20:03:460
15709941432,0cyclictest12202-21awk20:04:120
157099412100,0cyclictest15555-21munin-node23:44:000
15709941031,0cyclictest6045-21runrttasks22:43:530
15709940970,0cyclictest8995-21apt-get19:49:180
15709940934,0cyclictest18697-21runrttasks20:43:470
15709940839,0cyclictest22204-21awk21:00:140
157099402105,0cyclictest6894-21runrttasks22:49:350
15709940033,0cyclictest3404-21chrt22:24:140
157099400117,0cyclictest14446-21df_inode23:35:450
15709939931,0cyclictest23952-21iostat21:09:510
157099399129,0cyclictest0-21swapper20:29:440
15709939833,0cyclictest31070-21chrt21:54:410
157099398106,0cyclictest11179-21runrttasks23:15:250
15709939771,0cyclictest6769-21which19:39:080
15709939545,0cyclictest15263-21munin-node20:24:560
15709939537,0cyclictest30873-21ssh21:54:000
157099394118,0cyclictest1828-21aten_r3power_vo22:15:220
157099393117,0cyclictest26347-21ls21:24:170
157099392123,0cyclictest12597-21ssh23:24:130
15709939067,0cyclictest15260-21cat20:23:540
15709939036,0cyclictest16380-21ssh23:50:170
15709938961,0cyclictest1335-21ssh22:13:010
15709938960,0cyclictest4274-21ssh22:31:370
15709938838,0cyclictest17526-21chrt20:34:500
15709938838,0cyclictest10197-21grep19:54:420
157099387111,0cyclictest13166-21aten_r3power_vo20:09:450
15709938357,0cyclictest34-1kworker/0:1H-kblockd22:04:150
15709938177,0cyclictest11960-21df_inode23:20:290
15709937829,0cyclictest3460-21snmpd20:49:090
157099378113,0cyclictest0-21swapper21:48:380
15709937368,0cyclictest3468-21sshd23:03:130
157099370108,0cyclictest0-21swapper21:37:120
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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