Hi Daniel: I'll have a look at this when I am back to work, but I think we should have an open dialog with the rrdcached developers regarding this. If you are subscribed to rrd-developers, perhaps you can forward this thread there as well?
Thanks, Bernard On Wed, Oct 1, 2008 at 9:15 AM, <[EMAIL PROTECTED]> wrote: > > > > While evaluating rrdcached, I've had a few occasions where rrdcached > fails, and gmetad continues trying to use it. > > On a heavily loaded system, this easily creates many GB of entries in > the log file: > > Sep 30 20:03:38 servername /apps/ganglia-3.1/sbin/gmetad[12368]: > RRD_update (/.../swap_free.rrd): request: internal error while talking > to rrdcached > > A few thoughts come to mind: > > - Maybe gmetad (or the RRD libraries) should be responsible for > (re)starting the rrdcached process, or maybe rrdcached could be in a > dynamic library that gmetad links with? > > - Maybe gmetad should stop and/or refuse to start if rrdcached is > unavailable, bad socket permissions, etc? > > - If it is necessary for gmetad to keep running while rrdcached is down, > then maybe there needs to be some mechanism for gmetad to avoid calling > rrd_update(...) until it knows that rrdcached is back again. Just > logging an error on the first problem would be sufficient. > > Does anyone have any preferences for how this is dealt with? > > Regards, > > Daniel > _______________________________________________ > > This e-mail may contain information that is confidential, privileged or > otherwise protected from disclosure. If you are not an intended recipient of > this e-mail, do not duplicate or redistribute it by any means. Please delete > it and any attachments and notify the sender that you have received it in > error. Unless specifically indicated, this e-mail is not an offer to buy or > sell or a solicitation to buy or sell any securities, investment products or > other financial product or service, an official confirmation of any > transaction, or an official statement of Barclays. Any views or opinions > presented are solely those of the author and do not necessarily represent > those of Barclays. This e-mail is subject to terms available at the following > link: www.barcap.com/emaildisclaimer. By messaging with Barclays you consent > to the foregoing. Barclays Capital is the investment banking division of > Barclays Bank PLC, a company registered in England (number 1026167) with its > registered office at 1 Churchill Place, London, E14 5HP. This email may > relate to or be sent from other members of the Barclays Group. > _______________________________________________ > > ------------------------------------------------------------------------- > This SF.Net email is sponsored by the Moblin Your Move Developer's challenge > Build the coolest Linux based applications with Moblin SDK & win great prizes > Grand prize is a trip for two to an Open Source event anywhere in the world > http://moblin-contest.org/redirect.php?banner_id=100&url=/ > _______________________________________________ > Ganglia-developers mailing list > Ganglia-developers@lists.sourceforge.net > https://lists.sourceforge.net/lists/listinfo/ganglia-developers > ------------------------------------------------------------------------- This SF.Net email is sponsored by the Moblin Your Move Developer's challenge Build the coolest Linux based applications with Moblin SDK & win great prizes Grand prize is a trip for two to an Open Source event anywhere in the world http://moblin-contest.org/redirect.php?banner_id=100&url=/ _______________________________________________ Ganglia-developers mailing list Ganglia-developers@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/ganglia-developers