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2024-04-19 - 19:35
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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 Fri Apr 19, 2024 12:44:08)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2736799365103,0cyclictest21439-21apt09:09:340
273679935488,0cyclictest28481-21munin-run07:14:350
273679934982,0cyclictest30416-21mailstats07:24:450
273679934879,0cyclictest2612-21runrttasks11:40:080
273679934792,0cyclictest8506-21munin-run10:39:360
273679934771,0cyclictest265-21kswapd008:59:350
2736799344108,0cyclictest13573-21cron08:34:320
273679934368,0cyclictest21699-1kworker/0:2H09:14:500
273679934291,0cyclictest29432-21df07:20:140
273679934146,0cyclictest5669-21nfs_client10:25:360
273679934077,0cyclictest2324-21nscd09:09:540
273679933727,0cyclictest7815-21kworker/u2:010:40:030
273679933629,0cyclictest7966-21cron08:09:400
273679933577,0cyclictest0-21swapper07:09:370
273679933278,0cyclictest7584-21munin-node08:05:520
273679933229,0cyclictest24378-21sed09:20:490
273679933142,0cyclictest26453-21munin-run11:59:370
273679933081,0cyclictest901-21netstat10:00:500
273679933027,0cyclictest7815-21kworker/u2:008:00:030
273679932982,0cyclictest16344-21cron11:14:320
273679932889,0cyclictest21964-21sendmail11:39:340
273679932834,0cyclictest9766-21netstat08:15:480
273679932730,0cyclictest5305-21ls07:55:500
273679932727,0cyclictest31640-21apt-get07:30:040
273679932666,0cyclictest13138-21mailstats10:59:480
273679932629,0cyclictest16936-21cron08:49:400
273679932628,0cyclictest4156-21grep07:50:500
273679932369,0cyclictest0-21swapper11:19:380
273679932283,0cyclictest6968-21timerandwakeup10:30:490
273679932174,0cyclictest25492-21munin-node09:25:460
273679932161,0cyclictest9834-21mailstats10:44:530
273679932128,0cyclictest19304-21cat08:59:440
273679932127,0cyclictest1146-21jbd2/sda1-808:19:440
273679932073,0cyclictest29981-21hostname12:14:500
273679932069,0cyclictest32225-1kworker/0:0H07:36:020
273679931982,0cyclictest31541-21cron09:54:320
273679931966,0cyclictest12987-21sendmail10:59:350
273679931931,0cyclictest14774-21latency_hist08:39:410
273679931890,0cyclictest28695-21cron12:09:400
273679931872,0cyclictest27365-21cyclictest10:06:080
273679931829,0cyclictest28174-21cron09:39:340
273679931630,0cyclictest12465-21awk08:29:340
273679931584,0cyclictest14819-21awk08:39:440
273679931567,0cyclictest16208-21df_inode08:45:240
273679931530,0cyclictest1146-21jbd2/sda1-809:29:400
273679931529,0cyclictest1146-21jbd2/sda1-812:29:400
273679931527,0cyclictest2078-21apt-get12:35:030
273679931435,0cyclictest5152-21munin-run10:24:340
273679931359,0cyclictest28352-1kworker/0:2H09:45:440
273679931264,0cyclictest22089-1kworker/0:1H11:49:330
273679931126,0cyclictest20020-21df11:30:130
273679931043,0cyclictest28643-1kworker/0:0H07:15:270
273679931041,0cyclictest2320-21nscd09:59:360
273679931027,0cyclictest11433-21timerandwakeup10:50:500
273679930960,0cyclictest1197-1kworker/0:2H07:49:330
273679930940,0cyclictest31624-21munin-node12:20:470
273679930884,0cyclictest2849-21grep10:10:190
273679930773,0cyclictest4011-21cron10:19:330
273679930633,0cyclictest2612-21runrttasks11:54:330
273679930630,0cyclictest2612-21runrttasks12:05:330
273679930269,0cyclictest27104-21tr12:00:450
273679930230,0cyclictest18363-21aten_r3power_po11:21:040
273679930227,0cyclictest14857-21latency11:05:500
273679930053,0cyclictest1285-21sort07:39:430
273679930036,0cyclictest718-21cron12:29:320
273679929831,0cyclictest18603-21cron11:24:400
273679929729,0cyclictest28496-21df09:40:130
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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