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2024-04-27 - 07:58
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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 Apr 27, 2024 00:44:08)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
101449939580,0cyclictest19909-21cron22:19:140
1014499386100,0cyclictest26881-21apt-get22:49:450
101449938534,0cyclictest1662-21latency23:20:420
101449938380,0cyclictest15663-21apt21:59:430
101449938295,0cyclictest2263-21syslogd22:49:150
101449938035,0cyclictest2435-21ntpd20:20:130
101449937882,0cyclictest10162-21date19:09:180
101449937881,0cyclictest8791-21cron23:54:130
101449937842,0cyclictest1146-21jbd2/sda1-820:34:220
101449937789,0cyclictest23285-21mailstats20:09:260
1014499377106,0cyclictest16790-21apt-get22:04:530
101449937683,0cyclictest10501-21kworker/u2:220:00:570
101449937639,0cyclictest1146-21jbd2/sda1-823:29:220
101449937583,0cyclictest0-21swapper20:19:210
101449937344,0cyclictest5165-21hostname23:35:440
101449937326,0cyclictest23517-21apt-get22:34:450
101449937232,0cyclictest21006-21sed19:59:280
101449937193,0cyclictest25531-21cron22:44:150
101449937189,0cyclictest23286-21munin-run22:34:150
101449937094,0cyclictest10932-21cron21:39:240
101449936833,0cyclictest4830-21munin-node21:10:410
101449936772,0cyclictest22160-21cron22:29:140
101449936740,0cyclictest19420-21sendmail_mailqu19:50:360
101449936736,0cyclictest1146-21jbd2/sda1-800:14:210
1014499367103,0cyclictest5676-21apt-get23:39:440
101449936133,0cyclictest11251-21cron19:14:290
101449936073,0cyclictest10141-21cyclictest20:54:440
101449935964,0cyclictest7323-1kworker/0:0H21:39:150
101449935629,0cyclictest20385-21iostat22:20:130
101449935461,0cyclictest30122-21munin-node23:04:400
101449935228,0cyclictest1146-21jbd2/sda1-821:04:220
101449935139,0cyclictest26767-21apt-get20:24:450
101449935073,0cyclictest10495-21awk00:00:220
1014499350102,0cyclictest5323-21cron21:14:220
101449934978,0cyclictest18153-21grep00:35:040
101449934779,0cyclictest3191-21cron23:29:140
101449934773,0cyclictest14916-21ls19:30:350
101449934663,0cyclictest2318-21nscd19:29:220
101449934577,0cyclictest2435-21ntpd23:54:380
101449934428,0cyclictest10501-21kworker/u2:222:54:340
101449934388,0cyclictest14720-21df_inode21:55:050
101449934365,0cyclictest31574-21grep20:45:210
101449934362,0cyclictest12556-21sed21:45:150
101449934328,0cyclictest1146-21jbd2/sda1-800:24:210
101449934286,0cyclictest2263-21syslogd21:04:140
101449934188,0cyclictest13288-21cron00:14:130
101449934186,0cyclictest17935-21df_inode19:45:030
101449934168,0cyclictest6857-21df_inode21:20:070
101449934084,0cyclictest30802-21ls20:40:490
101449934075,0cyclictest16952-21nfs_client19:40:200
101449934057,0cyclictest29006-21munin-node22:59:570
101449934026,0cyclictest7067-21vmstat23:45:140
101449933986,0cyclictest32277-21latency_hist23:14:170
101449933964,0cyclictest2318-21nscd22:10:350
101449933829,0cyclictest32354-21sshd20:49:400
101449933774,0cyclictest11056-21latency_hist00:04:210
101449933768,0cyclictest27928-21df20:29:550
101449933540,0cyclictest10369-21apt-get19:09:440
101449933478,0cyclictest15646-21cut19:34:590
101449933424,0cyclictest13296-21munin-node21:50:450
101449933327,0cyclictest16761-21munin-node00:29:540
101449933294,0cyclictest22251-21runrttasks20:04:350
101449932953,0cyclictest8094-21nfs_client21:25:200
101449932880,0cyclictest15536-21cron00:24:150
101449932828,0cyclictest12058-21cut19:19:250
101449932777,0cyclictest9346-21head21:30:260
101449931366,0cyclictest32533-21awk23:14:540
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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