Hi, Am 16.02.2010 01:58, schrieb Chad: > I am new to glusterfs, and this list, please let me know if I have made > any mistakes in posting this to the list. > I am not sure what your standards are. > > I came across glusterfs last week, it was super easy to set-up and test > and is almost exactly what I want/need. > I set up 2 "glusterfs servers" that serve up a mirrored raid5 disk > partitioned into 3 5oogb partitions to 6 clients. > I am using round robin DNS, but I also tried to use heartbeat and > ldirectord (see details below). > Each server has 2 NICs: 1 for the clients, the other has a cross over > cable connecting the 2 servers. Both NICs are 1000mbps. > > There are only 2 issues. > #1. When one of the servers goes down the clients hang at least for a > little while (more testing is needed) I am not sure if the clients can > recover at all. > #2. The read/write tests I performed came in at 1.6 when using > glusterfs, NFS on all the same machines came in at 11, and a direct test > on the data server came > in at 111. How do I improve the performance? > please share your vol-files. i don't understand why you would need loadbalancers. > ############################################### > My glusterfs set-up: > 2 supermicro dual Xeon 3.0 ghz CPUs, 8gb ram, 4 @ 750gb seagate sata > HDs, 3 in raid5 with 1 hot spare. (data servers) why not use raid10? same capacity, better speed.. > 6 supermicro dual AMD 2.8 ghz CPUs, 4gb ram, 2 @ 250gb seagate sata HDs > in raid 1. (client machines) > glusterfs is set-up with round robin DNS to handle the load balancing of > the 2 data servers. afaik there is no need to setup dns rr nor loadbalancing for the gluster servers, glusterfs should take care of that itself. but without your volfiles i can't give any hints. -- Mit freundlichen Gr??en, Florian Wiessner Smart Weblications GmbH Martinsberger Str. 1 D-95119 Naila fon.: +49 9282 9638 200 fax.: +49 9282 9638 205 24/7: +49 900 144 000 00 - 0,99 EUR/Min* http://www.smart-weblications.de -- Sitz der Gesellschaft: Naila Gesch?ftsf?hrer: Florian Wiessner HRB-Nr.: HRB 3840 Amtsgericht Hof *aus dem dt. Festnetz, ggf. abweichende Preise aus dem Mobilfunknetz
