Thanks for sharing :) this gives me a few ideas. R
On Sat, Aug 23, 2014 at 10:24 AM, Jeff Kelley <[email protected]> wrote: > That was 6 months ago and I was in search of a host for a small grid. It > should be low-cost, and I should have full access to the server and the > database through ssh. > > After a test on a dedicated server, I settled the price tag for a hosted > machine should be around 30¤/month. [Prices have changed since I have made > my decision. I can now have a i3 8G for 15¤/month, which is exactly the > configuration I'm running] > > But there was a special offer at my favorite hardware supplier I could not > resist : A 128¤, low-size, low-power Core i3 "Next Unit Computing". This is > a barebone. You have to add 8Gb RAM (65¤) and a 60Gb SSD (54¤). > > http://techreport.com/review/23888/review-intel-next-unit-of-computing > > I do not recommend this model specifically. This is not a buying guide. > There is a large choice of mini-PC at Shuttle, Gigabyte, Zotac, Acer... > from Celeron to i7. Graphic power is a no-issue since the machine will run > screenless. > > Of course, if you sit it on a DSL like I do, bandwith is scarce. Get > crappy hardware or get crappy network, so is the deal when budget is low. > > The NUC arrives in a music box. Literally. It plays the Intel logo when > you open it. So kitsch! My OS pick was CentOS 64. I chose the minimal > install CD to spare my SSD. Some yum later, it was compiling gdi+ and MONO > (maybe there is a gdi+ repo somewhere, anyway that's a short build. MONO is > a hefty one). > > wget the last opensim tarball, install and configure. Fast and smooth. The > grid is running 10 regions in 6 simulators (one simulator for the HG login > region, one for the sandbox, five simulators with two regions each). > > http://www.pescadoo.net/tmp/grid_monitoring_panel.png > > Four avatars can log with no noticeable lag. There usually are two > builders, a scripter, one friend or two chatting around. The machine > consumes only 13W. These are actual, measured watts. Processor load less > than 5% each core. Used RAM 6.3Gb. MySQL large-pages enabled. > innodb_buffer_pool_size bumped to 256MMb. NEVER stick to the 8Mb default! > > Everything is done through HG. All objects and object's content are set to > group and shared with a SQL script so nobody gets stuck with uneditable > objects. The team is advised to use HG1.0 XInventoryService when possible, > to get full acces to their inventories. Automatic OAR every 10 hours and > nightly SQL dump. NFS share to host the big files. Finally, there is voice > since it speeds up things so much. > > Why stop here? > > I usually am reluctant to try oar's because they pollute the database. > Remember, this is a low-cost project and I have only 60Gb of disk. Wouldn't > that be nice if we had a trashable standalone just for that? Load anything > you like, then DROP DATABASE when finished. Here we go. Duplicate the bin > folder, configure, create a database and voila. The Mini-PC is now running > a total of 19 regions. > > All this in a 4" x 4" x 2" box. > > > -- Jeff > _______________________________________________ > Opensim-users mailing list > [email protected] > http://opensimulator.org/cgi-bin/mailman/listinfo/opensim-users > -- 'Consider how the lilies grow. They do not labor or spin.' *Rameshsharma Ramloll* PhD, CEO CTO DeepSemaphore LLC, Affiliate *Research Associate Professor*, Idaho State University, Pocatello, ID 83209 Tel: 208-240-0040 LinkedIn <http://www.linkedin.com/in/rameshramloll>, DeepSemaphore LLC <http://www.deepsemaphore.com>, RezMela <http://www.rezmela.com>, Google+ profile <https://plus.google.com/103652369558830540272/about>
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