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2023-06-09 - 10:51

x86 AMD Geode @500 MHz, Linux 4.9.47-rt37-geode (Profile)

Latency plot of system in rack #4, slot #3
Data to construct the above plot have been generated using the RT test utility cyclictest.
Command line: cyclictest -l100000000 -m -n -a0 -t1 -p99 -i200 -h400 -q
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes
Compare latency of primary with shadow system
Characteristics of the highest latencies:
System rack4slot3.osadl.org (updated Fri Jun 09, 2023 00:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1333421330,4sleep013336-21wc19:46:200
146621170,4sleep01467-21sensors00:07:140
13382999914,75cyclictest4371-21netstat20:57:030
13382999814,44cyclictest28814-21munin-node22:12:130
13382999714,72cyclictest15827-21munin-node21:32:170
13382999713,74cyclictest31634-21if_err_eth020:41:500
13382999614,73cyclictest28028-21latency_hist22:11:200
13382999614,72cyclictest25128-21grep22:01:450
13382999614,44cyclictest15751-21processes19:52:130
13382999613,45cyclictest3233-21snmpd23:19:170
13382999514,72cyclictest3549-21runrttasks23:34:570
13382999513,43cyclictest14976-21latency_hist19:51:200
13382999415,70cyclictest26392-21munin-node20:27:240
13382999414,70cyclictest8822-21latency_hist00:31:200
13382999414,70cyclictest27130-21munin-node23:47:040
13382999414,70cyclictest2432-21munin-node00:11:390
13382999414,70cyclictest19511-21runrttasks21:43:150
13382999314,69cyclictest3549-21runrttasks00:37:140
13382999314,40cyclictest29819-21ls23:56:210
13382999215,68cyclictest2191-21munin-node22:31:560
13382999214,69cyclictest6341-21date21:02:200
13382999214,69cyclictest3549-21runrttasks23:26:180
13382999116,65cyclictest9325-21munin-node21:12:060
13382999115,68cyclictest13059-21timerandwakeup00:42:450
13382999114,68cyclictest11784-21runrttasks23:00:340
13382999114,37cyclictest14105-21munin-node23:07:010
13382999015,67cyclictest10935-21open_files21:17:080
13382999015,64cyclictest3996-21munin-node00:17:090
13382999014,67cyclictest21533-21munin-node20:12:350
13382999013,66cyclictest24813-21munin-node20:21:370
13382998914,66cyclictest15398-21cpu23:11:380
13382998914,64cyclictest24407-21sshd23:37:350
13382998913,36cyclictest2676-21tr20:52:000
13382998814,67cyclictest9035-21munin-node00:31:400
13382998814,65cyclictest3549-21runrttasks21:56:530
13382998814,65cyclictest17477-21munin-node19:57:170
13382998814,65cyclictest14612-21grep00:47:150
13382998814,37cyclictest20968-21processes01:07:140
13382998714,36cyclictest29634-21munin-node20:37:220
13382998713,65cyclictest7210-21aten_r4power_po22:46:390
13382998615,36cyclictest30022-21fschecks_count22:16:460
13382998614,63cyclictest18454-21sshd01:01:040
13382998614,62cyclictest6036-21munin-node00:21:550
13382998515,61cyclictest20722-21processes21:47:110
13382998514,63cyclictest3446-21munin-node00:51:380
13382998514,63cyclictest1910-21seq22:30:050
13382998513,33cyclictest20953-21munin-node23:27:170
13382998431,45cyclictest41ktimersoftd/020:46:550
13382998415,60cyclictest3549-21runrttasks21:37:470
13382998415,60cyclictest25586-21netstat23:42:050
13382998414,61cyclictest7165-21cpu21:06:360
13382998317,56cyclictest8975-21diskstats22:51:460
13382998314,60cyclictest3549-21runrttasks22:38:200
13382998314,59cyclictest23581-21runrttasks20:16:550
13382998314,57cyclictest11898-21munin-node21:21:450
13382998314,28cyclictest12204-21df_inode23:01:410
13382998217,54cyclictest3233-21snmpd22:23:530
13382998216,55cyclictest5518-21munin-node22:42:270
13382998215,56cyclictest31477-21munin-node00:01:480
13382998214,58cyclictest19376-21rt-features01:02:170
13382998213,58cyclictest21641-21munin-node21:52:060
13382998115,55cyclictest29861-21munin-node23:57:160
13382998114,58cyclictest13522-21munin-node21:26:390
13382998014,55cyclictest19903-21munin-node20:06:550
13382997917,53cyclictest28577-21sshd20:32:030
13382997915,53cyclictest21918-21wget01:11:400
13382997914,56cyclictest18335-21chrt20:01:360
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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