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Posted to issues@archiva.apache.org by "Brett Porter (JIRA)" <ji...@codehaus.org> on 2010/02/23 10:15:55 UTC
[jira] Closed: (MRM-928) Performance problem with repo scanning
[ http://jira.codehaus.org/browse/MRM-928?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Brett Porter closed MRM-928.
----------------------------
Resolution: Duplicate
Fix Version/s: (was: Backlog)
> Performance problem with repo scanning
> --------------------------------------
>
> Key: MRM-928
> URL: http://jira.codehaus.org/browse/MRM-928
> Project: Archiva
> Issue Type: Bug
> Components: repository scanning
> Affects Versions: 1.1.1
> Environment: 2.6.18-028stab053 #1 Thu Mar 20 10:01:48 Local time zone must be set--see zic manu i686 Intel(R) Xeon(R) CPU X5365 @ 3.00GHz GenuineIntel GNU/Linux
> Reporter: fabrice
> Priority: Critical
>
> I have 3 repo configured,
> - first one is proxied on external repo on the internet
> - the second contains components developped by my company
> - the third contains snapshot components of the internal component but is not used at the moment
> scan process is configured every minutes on each repo, all consumers are activated.
> I have a big problem a CPU occupation by archiva it is always at 99.9% and when I configure process task at 5am for exemple the top command output
> top - 10:31:40 up 3 days, 21:12, 2 users, load average: 0.05, 0.20, 0.76
> Tasks: 21 total, 2 running, 19 sleeping, 0 stopped, 0 zombie
> Cpu(s): 1.0%us, 0.0%sy, 0.0%ni, 99.0%id, 0.0%wa, 0.0%hi, 0.0%si, 0.0%st
> Mem: 8302992k total, 977660k used, 7325332k free, 0k buffers
> Swap: 0k total, 0k used, 0k free, 0k cached
> PID USER PR NI VIRT RES SHR S %CPU %MEM TIME+ COMMAND
> 11772 root 18 0 837m 193m 25m S 1.0 2.4 1:06.72 java
> 1 root 15 0 1596 560 488 S 0.0 0.0 0:00.00 init
> 15987 root 20 0 2872 768 580 S 0.0 0.0 0:00.24 syslog-ng
> 19919 root 16 0 4528 940 612 S 0.0 0.0 0:00.00 sshd
> 20048 root 18 0 3600 700 564 S 0.0 0.0 0:00.17 cron
> 22351 root 16 0 2372 996 804 S 0.0 0.0 0:00.00 xinetd
> 10012 root 16 0 7368 2272 1796 S 0.0 0.0 0:00.01 sshd
> 10051 admin 15 0 7368 1508 1024 S 0.0 0.0 0:00.13 sshd
> 10052 admin 18 0 4840 1748 1452 S 0.0 0.0 0:00.01 bash
> 10068 admin 16 0 2252 1080 852 S 0.0 0.0 0:00.45 top
> 17461 root 23 0 133m 8604 5792 S 0.0 0.1 0:00.79 ACServer
> 17473 root 18 0 32060 4624 3172 S 0.0 0.1 0:00.01 tptpProcessCont
> 7269 root 17 0 7368 2244 1768 S 0.0 0.0 0:00.01 sshd
> 7272 admin 15 0 7368 1472 988 S 0.0 0.0 0:00.00 sshd
> 7273 admin 16 0 4844 1508 1288 S 0.0 0.0 0:00.00 bash
> 7294 root 19 0 7364 2268 1796 S 0.0 0.0 0:00.02 sshd
> 7297 admin 15 0 7520 1520 1028 R 0.0 0.0 0:00.00 sshd
> 7298 admin 15 0 4840 1748 1452 S 0.0 0.0 0:00.02 bash
> 7304 root 16 0 4120 1272 988 S 0.0 0.0 0:00.00 su
> 7691 root 15 0 4584 1776 1484 S 0.0 0.0 0:00.01 bash
> 19667 root 15 0 2256 1080 848 R 0.0 0.0 0:00.00 top
> So I think it is linked to the repo scan process task
> I try to desactive all consumer but no effects are visible.
> I try to reduce the scan frequency every 10 minutes but it is the same thing
> I try to profile tomcat but i have some difficulties to analyse results.
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