2011/4/13 Christian Lohmaier <lohmaier+ooofut...@googlemail.com>: > Hi Anton, *, > > On Wed, Apr 13, 2011 at 6:41 PM, Anton Meixome <meix...@certima.net> wrote: >> >> Sorry Christian, my english is not fluent and that's reason for not >> comment in retaill the problems. >> Perhaps Friedel can help more here. I think he was supporting the >> OOo.org pootle's instalation, that is rolling perfectly. > > Well, they have tons of RAM (IIRC the server has 12GB of RAM, and is > only used for pootle) available and can put the whole database into > RAM without problem, then the drawbacks on how pootle uses the > database, and also the drawback of having table locks with myISAM > doesn't impact performance that much. > > But we're running pootle inside a VM, and there is not enough ram on > the host to allow file caching in this magnitude. > > The problem is that when it needs to access the disk to read the > database, it can easily come to a point where user A requests data > that is on block a on the disk, and user B requests data that is on > block b, but both are not in RAM at the same time, so it has to > constantly read stuff from disk - and that is slow. Even worse is when > some lengthy process is run over the whole database (like when > uploding files and regenerating statistics, and similar) > >> Can I suggest temporaly hide Help files? Is possible that diff and >> mess functions in .po overload the server. > > I now tweaked both mysql's parameters as well as the setup of the > virutalbox VM so that now parts of the databse can be cached by the > host, so that the VM doesn't need to do real disk i/o anymore (at > least now to a much lesser extent). > > While not completely eliminating wait times (for example when > mysqldump is running, it locks the table and thus during mysqldump no > other accesses to the table are possible), those waiting times should > now much shorter (as mysqldump completes faster, all other slow > operations also should complete faster, thus it is less likely to get > into a "I want block A, but other user wants B, yet another one wants > D" at the same time. > > ciao > Christian
Understanded. It's logical. At this moment it goes very well and sounds as promising. Cheers > > -- > Unsubscribe instructions: E-mail to l10n+h...@libreoffice.org > Posting guidelines + more: http://wiki.documentfoundation.org/Netiquette > List archive: http://listarchives.libreoffice.org/www/l10n/ > All messages sent to this list will be publicly archived and cannot be deleted > > -- Antón Méixome - Blog about Galician Office Suite Galician community OOo.org & LibO http://blog.openoffice.gl // http://blog.libreoffice.gl -- Unsubscribe instructions: E-mail to l10n+h...@libreoffice.org Posting guidelines + more: http://wiki.documentfoundation.org/Netiquette List archive: http://listarchives.libreoffice.org/www/l10n/ All messages sent to this list will be publicly archived and cannot be deleted
