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2023-06-02 - 17:33

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 the 792 highest latencies:
System rack3slot5.osadl.org (updated Fri Jun 02, 2023 12:44:07)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
57869943268,0cyclictest6085-21switchtime12:01:070
57869941745,0cyclictest1423-21munin-node09:16:030
57869940473,0cyclictest27633-21aten_r3power_en11:11:340
57869940132,0cyclictest1151-21jbd2/sda1-808:30:110
57869940035,0cyclictest25195-21needreboot11:01:170
57869939760,0cyclictest13971-21awk12:36:080
57869939664,0cyclictest2444-21ntpd11:51:340
57869938583,0cyclictest6569-21sshd07:11:300
57869938433,0cyclictest18490-21awk10:31:180
578699383105,0cyclictest2270-21syslogd07:29:590
57869938071,0cyclictest20101-21date10:40:080
57869937971,0cyclictest67750irq/11-sym53c8x07:35:070
57869937773,0cyclictest10199-21munin-node12:20:490
57869937676,0cyclictest7196-21sort12:06:040
578699374105,0cyclictest14976-21nfs_client10:16:060
57869937234,0cyclictest1151-21jbd2/sda1-807:40:100
57869936633,0cyclictest13460-21df07:45:450
57869936469,0cyclictest1-21init11:42:300
57869936440,0cyclictest27776-21munin-run08:50:030
57869936430,0cyclictest1151-21jbd2/sda1-808:15:070
57869936377,0cyclictest16095-21nfs_client10:21:130
57869936078,0cyclictest16961-21df_inode08:00:540
57869935874,0cyclictest25907-21apt-get11:05:330
57869935865,0cyclictest21023-1kworker/u3:208:24:560
57869935575,0cyclictest24742-21aten_r3power_vo08:35:510
57869935466,0cyclictest32546-21sed09:10:460
57869935379,0cyclictest2278-21date11:45:070
57869935359,0cyclictest16251-21aten_r3power_en07:56:260
57869935327,0cyclictest6581-21cron09:40:050
57869935276,0cyclictest22700-21cut08:26:130
57869935259,0cyclictest32274-21ssh09:10:010
57869935232,0cyclictest22694-21chrt10:50:560
57869935073,0cyclictest7281-21netstat09:41:190
57869934970,0cyclictest8126-21df_inode09:45:510
578699349101,0cyclictest2270-21syslogd08:54:590
57869934878,0cyclictest21685-21switchtime10:46:000
57869934872,0cyclictest2325-21nscd11:36:260
57869934869,0cyclictest5030-21chrt09:31:210
57869934867,0cyclictest11324-21mailstats12:25:200
57869934781,0cyclictest13320-21cron10:09:590
57869934772,0cyclictest6966-21munin-node07:15:120
57869934698,0cyclictest10339-21sed09:55:540
57869934675,0cyclictest8949-21munin-node09:50:220
57869934664,0cyclictest32154-21wc11:31:330
57869934367,0cyclictest12869-21expr12:31:100
57869934231,0cyclictest0-21swapper11:25:050
57869934164,0cyclictest28063-21aten_r3power_cu11:15:230
57869934039,0cyclictest24544-21munin-run11:00:010
57869933780,0cyclictest12204-21latency_hist10:05:040
57869933668,0cyclictest8377-21nfs_client12:11:100
57869933528,0cyclictest30141-21munin-node09:00:300
57869933032,0cyclictest14463-21mailstats07:50:230
57869932537,0cyclictest19040-21apt-get08:10:440
57869931436,0cyclictest10072-21munin-run12:20:030
57869931357,0cyclictest2353-21snmpd09:21:560
57869930474,0cyclictest20731-21entropy10:41:170
2014502650,0irq/15-NE20005083-21iostat07:05:430
57869923530,0cyclictest201450irq/15-NE200010:10:300
57869920867,0cyclictest0-21swapper09:26:210
57869920736,0cyclictest10066-21sshd07:30:300
57869919674,0cyclictest0-21swapper10:25:330
57869919482,0cyclictest7913-21df07:20:490
57869919177,0cyclictest30314-21aten_r3power_cu11:25:200
57869918783,0cyclictest4451-21cron11:55:070
57869918441,0cyclictest30019-21munin-run09:00:060
57869918031,0cyclictest25767-21ntp_states08:40:350
57869917765,0cyclictest9-21ksoftirqd/008:09:090
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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