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2024-07-27 - 14:18
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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 100 highest latencies:
System rack3slot5.osadl.org.osadl.org (updated Sat Jul 27, 2024 12:44:08)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2789599339183,0cyclictest30631-21cron12:14:160
2789599337154,0cyclictest1780-21cron10:04:170
2789599333211,0cyclictest779-21mailstats07:34:290
2789599332190,0cyclictest15735-21awk08:40:170
2789599331180,0cyclictest17192-21cron11:14:170
2789599330183,0cyclictest20192-21sendmail_mailqu11:25:280
2789599324183,0cyclictest4372-21runrttasks11:55:290
2789599319200,0cyclictest1152-21jbd2/sda1-812:29:100
2789599319181,0cyclictest5416-21apt-get10:19:400
2789599314189,0cyclictest264-21kswapd012:09:230
2789599312167,0cyclictest4193-21ntpd07:27:360
2789599311181,0cyclictest24934-21wc09:20:320
2789599306178,0cyclictest26152-21chrt11:54:080
2789599305182,0cyclictest8115-21cat10:30:260
2789599303176,0cyclictest21924-21sendmail-mta09:09:140
2789599303174,0cyclictest1790-21munin-run10:04:110
2789599302164,0cyclictest30878-21cron09:49:170
2789599302163,0cyclictest21294-21latency11:30:290
2789599300152,0cyclictest9209-21sort08:10:310
2789599299140,0cyclictest23787-21latency09:15:330
2789599298185,0cyclictest12944-21cron08:29:100
2789599298169,0cyclictest28493-21uname07:10:230
2789599298164,0cyclictest27306-21timerwakeupswit09:30:420
2789599298146,0cyclictest4066-21nscd08:49:150
2789599297159,0cyclictest19901-21ntpq08:59:360
2789599297156,0cyclictest23086-21latency_hist09:14:150
2789599296152,0cyclictest17756-21ntp_offset08:49:550
2789599295170,0cyclictest6215-21cron07:59:100
2789599295150,0cyclictest28633-21cron09:39:090
2789599295148,0cyclictest4372-21runrttasks12:20:280
2789599295142,0cyclictest10898-21mailstats08:19:310
2789599294183,0cyclictest32372-21egrep09:54:580
2789599294155,0cyclictest29936-21chrt07:19:410
677502920,0irq/11-sym53c8x27881-21munin-run07:09:120
2789599292155,0cyclictest15265-21awk11:04:100
2789599292153,0cyclictest14728-21sed08:35:240
2789599289163,0cyclictest18538-21cron08:54:190
2789599289158,0cyclictest10340-21netstat10:40:260
2789599289155,0cyclictest25855-21nfs_client09:25:160
2789599288177,0cyclictest14125-21cron10:59:100
2789599288168,0cyclictest9991-21chrt08:15:050
2789599288168,0cyclictest5197-21runrttasks10:19:140
2789599288168,0cyclictest1152-21jbd2/sda1-807:14:250
2789599288162,0cyclictest16847-21ls11:10:310
2789599288153,0cyclictest13013-21latency_hist08:29:150
2789599288150,0cyclictest4372-21runrttasks09:39:460
2789599287167,0cyclictest21917-21df11:34:450
2789599287140,0cyclictest67750irq/11-sym53c8x12:05:150
2789599286148,0cyclictest3376-21latency12:35:270
2789599285166,0cyclictest3216-21df_inode07:45:010
2789599285165,0cyclictest2336-21sed07:40:190
2789599285164,0cyclictest5160-21ls07:54:150
2789599284162,0cyclictest4072-21latency_hist10:14:140
2789599284153,0cyclictest4067-21nscd08:04:390
2789599284148,0cyclictest32038-21munin-node07:30:110
2789599283163,0cyclictest23491-21timerandwakeup11:40:260
2789599283161,0cyclictest27937-21grep12:00:230
2789599283154,0cyclictest29874-21runrttasks09:44:170
2789599283149,0cyclictest24415-21cat11:45:060
2789599282166,0cyclictest7007-21runrttasks10:25:290
2789599282162,0cyclictest12711-21cut10:50:370
2789599281158,0cyclictest18981-21tr11:20:230
2789599281143,0cyclictest11466-21wc10:45:280
2789599280158,0cyclictest15765-21vmstat11:05:100
2789599279159,0cyclictest9705-21latency_hist10:39:170
2789599277157,0cyclictest1926-21awk12:30:010
2789599275159,0cyclictest6674-21chrt08:00:060
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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