Is it possible to speed up yum.

[Patrick O'Callaghan]

On Thu, 2008-06-19 at 09:21 -0400, seth vidal wrote:
> The plugin that I'd point to first as having an impact pre-sack-setup
> is fastestmirror. If you disable onlt that one do you see it?

[root at bree S3]# vi /etc/yum/pluginconf.d/fastestmirror.conf
[root at bree S3]# yum -d3 info yum | grep 'time:'
Config time: 0.164
rpmdb time: 0.000
pkgsack time: 0.391
[root at bree S3]# yum -d3 info yum | grep 'time:'
Config time: 0.163
rpmdb time: 0.000
pkgsack time: 0.393
[root at bree S3]# yum -d3 info yum | grep 'time:'
Config time: 0.173
rpmdb time: 0.000
pkgsack time: 0.420
[root at bree S3]# yum -d3 info yum | grep 'time:'
Config time: 0.164
rpmdb time: 0.000
pkgsack time: 0.416
[root at bree S3]# yum -d3 info yum | grep 'time:'
Config time: 0.175
rpmdb time: 0.000
pkgsack time: 0.415
[root at bree S3]# yum -d3 info yum | grep 'time:'
Config time: 0.176
rpmdb time: 0.000
pkgsack time: 0.415
[root at bree S3]# yum -d3 info yum | grep 'time:'
Config time: 0.163
rpmdb time: 0.000
pkgsack time: 0.412
[root at bree S3]# yum -d3 info yum | grep 'time:'
Config time: 0.162
rpmdb time: 0.000
pkgsack time: 0.392
[root at bree S3]# yum -d3 info yum | grep 'time:'
Config time: 0.164
rpmdb time: 0.000
pkgsack time: 0.391
[root at bree S3]# yum -d3 info yum | grep 'time:'
Config time: 0.172
rpmdb time: 0.000
pkgsack time: 0.420
[root at bree S3]# yum -d3 info yum | grep 'time:'
Config time: 0.163
rpmdb time: 0.000
pkgsack time: 0.392
[root at bree S3]# yum -d3 info yum | grep 'time:'
Config time: 0.171
rpmdb time: 0.000
pkgsack time: 0.422
[root at bree S3]# yum -d3 info yum | grep 'time:'
Config time: 0.173
rpmdb time: 0.000
pkgsack time: 0.416
[root at bree S3]# yum -d3 info yum | grep 'time:'
Config time: 0.164
rpmdb time: 0.000
pkgsack time: 0.390
[root at bree S3]# yum -d3 info yum | grep 'time:'
Config time: 0.164
rpmdb time: 0.000
pkgsack time: 0.391

Looks fairly conclusive I would say.
However /var/cache/yum/timedhosts.txt has only 126 entries, which
shouldn't take more than a jiffy to read and parse. May be worth a look.

poc