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2023-12-04 - 11:36
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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 (updated Mon Dec 04, 2023 00:44:09)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
246349937635,0cyclictest28673-21wget22:04:490
246349936374,0cyclictest24853-21ntp_states19:15:030
246349936035,0cyclictest23226-21latency_hist00:24:360
246349935935,0cyclictest17191-21sendmail21:04:320
246349935927,0cyclictest24317-21cron21:39:290
246349935899,0cyclictest31538-21cron22:24:410
246349935636,0cyclictest5946-21apt-get20:14:300
246349935535,0cyclictest31715-21latency_hist19:44:380
246349935341,0cyclictest3620-21munin-run22:44:330
246349935043,0cyclictest22211-21mailstats21:29:460
246349935039,0cyclictest3702-21munin-run20:04:330
246349935037,0cyclictest531-21runrttasks19:50:020
246349935031,0cyclictest1155-21jbd2/sda1-800:24:400
246349935029,0cyclictest28493-21mailstats19:29:590
246349934935,0cyclictest18634-21latency23:55:590
246349934833,0cyclictest24506-21irqstats21:40:010
246349934831,0cyclictest19617-21irqstats21:15:010
246349934733,0cyclictest23837-21chrt00:30:010
246349934630,0cyclictest16593-21ls23:45:010
246349934630,0cyclictest1155-21jbd2/sda1-819:44:400
246349934589,0cyclictest0-21swapper21:21:520
246349934534,0cyclictest3873-21apt-get22:45:110
246349934441,0cyclictest26151-21timerandwakeup21:45:540
246349934335,0cyclictest8520-21apt-get23:09:310
246349934332,0cyclictest19465-21ssh21:14:380
246349934230,0cyclictest12010-21munin-node23:26:130
246349934135,0cyclictest9119-21awk23:10:480
246349934130,0cyclictest21831-1kworker/0:1H00:01:430
246349934035,0cyclictest31576-21latency_hist22:24:360
246349934026,0cyclictest17424-21chrt21:05:080
246349933831,0cyclictest6159-21cut20:15:000
246349933830,0cyclictest1155-21jbd2/sda1-820:19:360
246349933734,0cyclictest14268-21sshd23:34:550
246349933733,0cyclictest2575-21munin-run19:59:300
246349933639,0cyclictest28497-21munin-run22:04:340
246349933542,0cyclictest15537-21nfs_client20:55:450
246349933538,0cyclictest0-21swapper23:04:340
246349933435,0cyclictest16365-21sh23:44:300
246349933432,0cyclictest2345-21lldpd00:05:160
246349933428,0cyclictest25839-21latency_hist00:39:350
246349933336,0cyclictest8718-21vmstat20:25:360
246349933129,0cyclictest2606-21runrttasks23:30:540
246349933030,0cyclictest4229-21awk20:05:390
246349932984,0cyclictest14735-21runrttasks20:51:140
246349932934,0cyclictest21771-21latency_hist21:24:390
246349932794,0cyclictest26959-21cron19:21:280
246349932738,0cyclictest24619-21munin-run19:14:300
246349932730,0cyclictest1155-21jbd2/sda1-820:39:360
246349932637,0cyclictest10449-21munin-run20:34:290
246349932594,0cyclictest2256-21syslogd21:54:280
246349932536,0cyclictest11941-21latency_hist23:24:360
246349932528,0cyclictest1155-21jbd2/sda1-822:54:360
246349932431,0cyclictest710-21switchtime22:30:360
246349932429,0cyclictest1155-21jbd2/sda1-822:34:360
246349932228,0cyclictest30418-21runrttasks19:37:540
246349932140,0cyclictest1155-21jbd2/sda1-822:14:290
246349931849,0cyclictest27835-21cut21:56:000
246349931681,0cyclictest9879-21apt-get23:15:160
246349931673,0cyclictest12937-1kworker/0:2H20:45:540
246349931665,0cyclictest5151-21munin-run22:54:290
246349931632,0cyclictest30901-21timerwakeupswit22:16:030
246349931632,0cyclictest22066-21munin-run00:19:300
246349931533,0cyclictest24824-21latency_hist00:34:360
246349931532,0cyclictest2339-21snmpd00:11:120
246349931444,0cyclictest200350irq/15-NE200019:29:290
246349931235,0cyclictest1155-21jbd2/sda1-823:49:360
246349931027,0cyclictest10439-21cron20:34:360
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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