On Tue, Feb 21, 2017 at 12:12 AM Simone Tiraboschi <[email protected]> wrote:
> On Mon, Feb 20, 2017 at 9:39 PM, Roy Golan <[email protected]> wrote: > > > > On Feb 20, 2017 9:35 PM, "Doug Ingham" <[email protected]> wrote: > > 16GB is just the recommended amount of memory. The more items your Engine > has to manage, the more memory it will consume, so whilst it might not be > using that amount of memory at the moment, it will do as you expand your > cluster. > > > It will never really need this amount of memory. There is no reason to > configure the heap for 16gb. > > > > On 20 February 2017 at 16:22, FERNANDO FREDIANI <[email protected] > > wrote: > > Hello folks > > I have a Engine dedicated machine running with 4GB of memory. It has been > working fine without any apparent issues. > > If I check the system memory usage it rarely goes over 1.5GB. > > But when I upgrade oVirt Engine it complains with the following message: > "[WARNING] Less than 16384MB of memory is available". > > > Please open a bug with all the details, we should address that. > > > Currently we are tuning the java heap size to 1/4 of the system memory. > On hosted-engine-setup side we propose to assign to the engine VM 16GB (so > java heap = 4GB) as recommended and 4GB as a minimum suggested value. > > So for a machine with 64Gb we would put 16Gb doesn't make sense.(for non hosted engine but in the future this may change) . we should elaborate the calculation to top 4Gb. Also what is the purpose of the warning that you have less than 16Gb of available ram? > > > Why is all that required if the real usage doesn't show that need ? Or am > I missing anything ? > > Fernando Frediani > > _______________________________________________ > Users mailing list > [email protected] > http://lists.ovirt.org/mailman/listinfo/users > > > > > -- > Doug > > _______________________________________________ > Users mailing list > [email protected] > http://lists.ovirt.org/mailman/listinfo/users > > > > _______________________________________________ > Users mailing list > [email protected] > http://lists.ovirt.org/mailman/listinfo/users > >
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