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2023-05-30 - 23:10

x86 Intel Pentium @133 MHz, Linux 4.18.7-rt5 (Profile)

Latency plot of system in rack #3, slot #5
Data to construct the above plot have been generated using the RT test utility cyclictest.
Command line: cyclictest -l25000000 -m -n -a0 -t1 -p99 -i800 -h1000 -q
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 (updated Tue May 30, 2023 12:44:08)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
933899372101,0cyclictest22506-21cron10:35:010
93389935570,0cyclictest18663-21missed_timers07:51:330
93389935292,0cyclictest2270-21syslogd09:00:010
93389935131,0cyclictest21348-21kworker/u2:111:15:310
933899351105,0cyclictest15295-21sed07:36:250
93389934630,0cyclictest1151-21jbd2/sda1-809:00:120
93389934530,0cyclictest2420-21cron11:30:020
93389934530,0cyclictest10697-21nfs_client09:41:070
93389934188,0cyclictest4861-21aten_r3power_cu11:40:240
93389934076,0cyclictest3745-21df09:10:530
93389933933,0cyclictest28215-21apt-get08:35:340
933899338106,0cyclictest10154-21cron09:40:010
93389933799,0cyclictest27975-21cron08:35:010
93389933788,0cyclictest2270-21syslogd10:55:020
93389933752,0cyclictest21348-21kworker/u2:108:11:080
93389933632,0cyclictest9509-21aten_r3power_cu07:10:310
93389933594,0cyclictest5678-21munin-run09:20:050
93389933537,0cyclictest3420-21sh09:10:010
93389933443,0cyclictest1151-21jbd2/sda1-810:45:080
93389933329,0cyclictest1151-21jbd2/sda1-807:30:090
93389933235,0cyclictest11138-21apt-get07:20:080
93389933234,0cyclictest15903-21apt-get12:30:030
93389933185,0cyclictest17133-21apt-get10:10:360
93389933130,0cyclictest11634-21ntp_states12:10:320
93389932939,0cyclictest1151-21jbd2/sda1-811:35:090
93389932931,0cyclictest9349-21ls07:10:050
93389932930,0cyclictest6340-21grep11:46:070
93389932926,0cyclictest23601-21munin-node08:15:320
933899329113,0cyclictest17201-21irqstats12:35:250
93389932852,0cyclictest13888-21basename12:20:310
93389932837,0cyclictest17881-21munin-run07:50:070
93389932789,0cyclictest19136-21sh10:20:020
93389932781,0cyclictest7286-21aten_r3power_vo11:50:570
93389932776,0cyclictest12526-21df07:25:480
93389932733,0cyclictest14670-21sendmail10:00:050
93389932680,0cyclictest25017-21df_inode08:20:570
93389932640,0cyclictest29394-21grep11:05:270
93389932380,0cyclictest20265-21cron10:25:020
93389932327,0cyclictest25934-21mailstats08:25:320
93389932233,0cyclictest28343-21idleruntime11:00:310
93389932228,0cyclictest26990-21cron10:55:080
93389932141,0cyclictest1151-21jbd2/sda1-812:30:110
93389932134,0cyclictest2444-21ntpd10:01:050
93389932134,0cyclictest21387-21apt-get10:30:020
93389932127,0cyclictest22631-21mailstats10:35:200
93389932076,0cyclictest361-21grep11:20:310
93389932037,0cyclictest20143-21sendmail08:00:050
93389932032,0cyclictest12272-21cron07:25:010
93389932028,0cyclictest2541-21munin-node11:31:070
93389932028,0cyclictest23878-21apt-get10:40:410
93389932027,0cyclictest10413-21sendmail_mailtr12:05:180
93389931830,0cyclictest1151-21jbd2/sda1-809:30:080
93389931729,0cyclictest1151-21jbd2/sda1-812:15:090
93389931688,0cyclictest1-21init12:01:070
93389931627,0cyclictest29304-21mailstats08:40:320
93389931528,0cyclictest1151-21jbd2/sda1-808:00:120
93389931472,0cyclictest29883-1kworker/0:1H08:46:240
93389931432,0cyclictest8394-21hostname11:56:050
93389931431,0cyclictest31232-21basename11:11:380
93389931169,0cyclictest31572-21basename08:50:320
93389931128,0cyclictest1151-21jbd2/sda1-809:20:120
93389930878,0cyclictest1151-21jbd2/sda1-809:45:080
93389930747,0cyclictest21767-21munin-node08:06:080
93389930731,0cyclictest16960-21latency_hist10:10:060
93389930146,0cyclictest16765-21munin-run07:45:030
93389929927,0cyclictest13083-21grep09:51:170
93389929183,0cyclictest2624-21runrttasks09:27:450
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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