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2026-05-15 - 21:30
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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 all highest latencies:
System rack3slot5.osadl.org.osadl.org (updated Fri May 15, 2026 12:44:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
151152830,0ktimers/0236261sleep07:11:210
1514620,0ktimers/0240231sleep10:07:490
1514560,0ktimers/0297921sleep10:42:540
2431799453113,0cyclictest11625-21sort12:12:400
243179945170,0cyclictest10480-21ssh12:05:440
1514510,0ktimers/011831sleep11:09:320
525504500,0irq/11-sym53c8x130250irq/15-NE200009:52:160
1514480,0ktimers/0228811sleep09:58:430
243179944639,0cyclictest32680-21irqstats08:01:040
1514450,0ktimers/0306911sleep10:50:230
1514430,0ktimers/055921sleep08:26:480
243179944025,0cyclictest5395-21awk11:36:080
243179943885,0cyclictest31851-21iostat10:57:480
243179943836,0cyclictest6475-21rm11:41:400
243179943395,0cyclictest9563-21latency_hist12:00:540
243179943033,0cyclictest26280-21ls07:26:130
525504290,0irq/11-sym53c8x130250irq/15-NE200010:25:540
243179942834,0cyclictest11093-21cron12:10:440
2431799427105,0cyclictest7241-21ssh11:46:140
243179942649,0cyclictest0-21swapper10:19:360
243179942468,0cyclictest29186-21kworker/u4:2-xprtiod11:25:080
243179942396,0cyclictest8554-21latency_hist08:40:540
525504220,0irq/11-sym53c8x130250irq/15-NE200007:45:460
2431799421109,0cyclictest0-21swapper10:05:110
243179942073,0cyclictest24500-21aten_r3power_cu10:11:120
243179942068,0cyclictest4428-21latency_hist11:30:550
243179942053,0cyclictest30721-21munin-node07:51:410
243179942030,0cyclictest5231-21rm11:35:080
2431799420105,0cyclictest4479-21cpu08:21:420
243179941934,0cyclictest16276-21munin-run12:45:540
243179941837,0cyclictest16659-21ssh09:20:420
243179941774,0cyclictest27417-21ssh10:28:050
243179941766,0cyclictest6373-21wc08:30:520
243179941733,0cyclictest3465-21lldpd10:40:120
243179941630,0cyclictest16039-21diskmemload11:05:080
2431799414141,0cyclictest0-21swapper08:10:430
243179941379,0cyclictest3566-21cron11:15:430
525504120,0irq/11-sym53c8x130250irq/15-NE200008:00:100
243179940872,0cyclictest8120-21chrt08:37:240
243179940866,0cyclictest3460-21snmpd07:33:240
1514080,0ktimers/0190711sleep09:36:330
243179940548,0cyclictest27839-21ssh10:31:140
243179940541,0cyclictest20000-21ssh09:41:410
2431799403140,0cyclictest3729-21runrttasks11:16:120
243179940273,0cyclictest20794-21ssh09:46:120
243179940185,0cyclictest17954-21munin-node09:31:320
243179940031,0cyclictest8108-21chrt11:52:150
243179939882,0cyclictest12450-21ssh12:17:330
2431799397119,0cyclictest25392-21ls07:20:440
243179939678,0cyclictest13571-21chrt12:25:560
243179939544,0cyclictest11056-21df_inode08:51:500
243179939476,0cyclictest0-21swapper08:56:370
243179939279,0cyclictest15849-21sshd09:12:420
243179939084,0cyclictest16039-21diskmemload12:35:510
243179938734,0cyclictest3358-21aten_r3power_vo08:16:410
243179938686,0cyclictest3460-21snmpd09:21:140
2431799385118,0cyclictest2837-21chrt08:12:400
2431799385101,0cyclictest13697-21chrt12:26:170
243179938498,0cyclictest11861-21sendmail-mta07:36:310
243179938475,0cyclictest13581-21if_eth109:02:300
243179938345,0cyclictest15216-21ssh12:37:440
2431799382112,0cyclictest0-21swapper09:27:180
243179938170,0cyclictest25557-21munin-node07:21:070
243179937737,0cyclictest30452-21sshd07:47:410
243179937635,0cyclictest30885-21date10:51:140
2431799376118,0cyclictest0-21swapper09:06:220
2431799374106,0cyclictest9531-21cron08:46:040
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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