Ricardo Salveti <[email protected]> writes: > On Sun, Jun 24, 2012 at 6:31 PM, Michael Hudson-Doyle > <[email protected]> wrote: >> Ricardo Salveti <[email protected]> writes: >>> As I believe this could also be related with the connection we have >>> available at the lab, and as we're caching the tarballs already, >> >> Heh well. Two points: >> >> (a) we only cache the boot and rootfs tarballs currently. I doubt zsync >> will help there -- surely we'd need to keep the image around for >> that? > > I believe so, at least it'd be easier for zsync to understand. > >>> wouldn't it be possible to use zsync or a similar tool to speed up the >>> download? >>> >>> For the pre-built images we're already generating the zsync meta-data >>> file together with the image itself, so would be nice to check if that >>> would really make any difference from the lab perspective. >> >> That said, I'm sure we could use zsync to improve download times in the >> dispatcher. I don't know much about it though -- do you have to >> explicitly point zsync at the version of the file you've already >> downloaded? We _could_ probably keep the latest version of each "kind" >> of image we downloaded (somehow... imagine me waving my hands furiously >> at this point). > > Yeah, that's what I was thinking about actually. If we have resources, > we could store and cache the pre-built images used at lava for at > least a few days (3 or 4). That would already be enough at least for > the daily images to be way faster.
OK. I filed https://bugs.launchpad.net/lava-dispatcher/+bug/1017791 so as not to forget about this completely. No promises on when it can be implemented by... >> What would be utterly awesome of course would be some >> kind of automagic thing for squid that used zsync without us knowing >> about it :) > > Sure, but I don't yet know any solution that would be smart enough to > do what we need/want :-) Shame! Cheers, mwh _______________________________________________ linaro-validation mailing list [email protected] http://lists.linaro.org/mailman/listinfo/linaro-validation
