On Mon, Mar 3, 2008 at 2:39 PM, Michael Schwartzkopff <[EMAIL PROTECTED]> wrote: > Am Montag, 3. März 2008 14:19 schrieb [EMAIL PROTECTED]: > (...) > > > >> I am using HA-V2 and would like to implement a script or program > > >> which can be used for real load balancing. It should run every x > > >> seconds and determine the cpu+IO load of the host and change a > > >> regarding node attribute. Then crm should use this attribute and a > > >> threshold in location constraints to place a resource at a better > > >> host (with less load). > (...) > > > All I need is a possibility to tell crm which node has how much load. > > Does someone know how to achieve that? > > 1) write a script that measures the load of every node. Take the 5 min > average! See damping below for explanation.
Or give the already included 'SysInfo' OCF RA a try. > > 2) user attrd_updater to write these values into the status section of the > nodes. Something like: > attrd_updater -n cpu_load -v <load> -d 15 > Perhaps you need to adapt damping (-d) > > 3) use the score_attribute to distribute the resources. See > http://www.linux-ha.org/CIB/Idioms/PingdAttrAsScore > and > http://www.linux-ha.org/v2/faq/pingd > > Make extensive use of resource_stickiness to find a good balance between > moving resources and overload on one node. > > Post your config, if it works! > > -- > Dr. Michael Schwartzkopff > MultiNET Services GmbH > Addresse: Bretonischer Ring 7; 85630 Grasbrunn; Germany > Tel: +49 - 89 - 45 69 11 0 > Fax: +49 - 89 - 45 69 11 21 > mob: +49 - 174 - 343 28 75 > > mail: [EMAIL PROTECTED] > web: www.multinet.de > > Sitz der Gesellschaft: 85630 Grasbrunn > Registergericht: Amtsgericht München HRB 114375 > Geschäftsführer: Günter Jurgeneit, Hubert Martens > > --- > > PGP Fingerprint: F919 3919 FF12 ED5A 2801 DEA6 AA77 57A4 EDD8 979B > Skype: misch42 > > > _______________________________________________ > Linux-HA mailing list > [email protected] > http://lists.linux-ha.org/mailman/listinfo/linux-ha > See also: http://linux-ha.org/ReportingProblems > _______________________________________________ Linux-HA mailing list [email protected] http://lists.linux-ha.org/mailman/listinfo/linux-ha See also: http://linux-ha.org/ReportingProblems
