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2025-05-21 - 14:15
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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 highest latencies:
System rack3slot5.osadl.org.osadl.org (updated Wed May 21, 2025 12:44:21)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
151151790,0ktimers/0230401sleep07:06:170
1514700,0ktimers/0239531sleep07:11:410
2340799468164,0cyclictest0-21swapper08:46:290
1514660,0ktimers/0257721sleep12:22:170
1514620,0ktimers/0285311sleep10:06:040
234079945638,0cyclictest627-21sort10:26:290
1514560,0ktimers/0230801sleep09:40:510
1514500,0ktimers/0248881sleep12:20:240
1514470,0ktimers/0205821sleep09:28:470
234079944634,0cyclictest13548-21chrt11:26:450
1514410,0ktimers/080751sleep08:30:370
2340799438113,0cyclictest0-21swapper12:30:340
234079942841,0cyclictest15628-21nfs_client11:36:380
234079942299,0cyclictest27713-21grep10:01:410
234079942233,0cyclictest4410-21sendmail-mta10:43:000
234079942233,0cyclictest21135-21sort09:31:260
2340799419120,0cyclictest20518-21cron12:00:180
234079941786,0cyclictest30995-21sed07:46:210
234079941334,0cyclictest10326-21cpu11:11:170
234079941245,0cyclictest34-1kworker/0:1H-kblockd10:17:170
234079941234,0cyclictest5067-21df_inode08:16:220
234079941232,0cyclictest25689-21timerandwakeup09:51:490
234079941036,0cyclictest29278-21wc12:40:290
234079940995,0cyclictest0-21swapper08:41:150
234079940937,0cyclictest17809-21sed09:16:220
234079940841,0cyclictest16334-21munin-run09:10:210
234079940834,0cyclictest7783-21cron11:00:170
234079940834,0cyclictest26474-21ntp_states07:25:490
234079940737,0cyclictest1407-21sendmail-msp08:00:230
234079940735,0cyclictest3732-21runrttasks10:30:520
234079940636,0cyclictest4759-21munin-node10:45:490
234079940635,0cyclictest26204-21munin-node09:55:290
234079940535,0cyclictest24569-21munin-node07:15:370
234079940534,0cyclictest13560-21cut08:56:330
234079940437,0cyclictest10101-21munin-run08:40:230
234079940434,0cyclictest13064-21cron08:55:180
234079940431,0cyclictest6521-21ls10:52:170
234079940234,0cyclictest3732-21runrttasks11:16:220
234079940232,0cyclictest6907-21cat08:25:250
234079940230,0cyclictest31632-21latency_hist10:20:300
234079940138,0cyclictest23777-21cron12:15:170
1514010,0ktimers/0318531sleep07:50:430
234079940032,0cyclictest8889-21munin-run11:05:190
234079940030,0cyclictest7346-21vmstat08:26:370
234079939936,0cyclictest34-1kworker/0:1H+kblockd07:40:480
234079939935,0cyclictest0-21swapper08:07:010
234079939835,0cyclictest29120-21ls07:36:550
234079939834,0cyclictest28230-21chrt07:32:170
234079939743,0cyclictest15239-21cron09:05:170
234079939733,0cyclictest30443-21cron10:15:170
234079939732,0cyclictest19044-21wc11:51:530
234079939732,0cyclictest14722-21latency11:31:570
234079939535,0cyclictest3471-21chrt10:40:280
234079939434,0cyclictest26393-21cut12:26:220
234079939432,0cyclictest21770-21aten_r3power_cu12:05:370
234079939430,0cyclictest20748-21idleruntime12:00:490
234079939333,0cyclictest3377-21syslogd09:15:170
2340799389115,0cyclictest1626-21ntp_states08:00:540
234079938838,0cyclictest0-21swapper09:22:590
234079938832,0cyclictest12091-21chrt11:20:570
234079938832,0cyclictest0-21swapper07:21:150
234079938831,0cyclictest17511-21sshd11:45:540
234079938539,0cyclictest9969-21munin-run11:10:210
234079938034,0cyclictest3826-21chrt08:10:520
234079937929,0cyclictest16816-21needreboot11:41:490
2340799374102,0cyclictest22484-21sshd09:36:550
234079937328,0cyclictest24356-21df_inode09:46:210
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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