Dan, volume perseus type protocol/client option transport-type tcp option remote-host perseus option remote-port 6996 option remote-subvolume brick1 end-volume
volume romulus type protocol/client option transport-type tcp option remote-host romulus option remote-port 6996 option remote-subvolume brick1 end-volume both volumes are pointing to brick1, hence the distribute sees the file twice. On Tue, Jun 8, 2010 at 4:40 AM, Dan Bretherton <d...@mail.nerc-essc.ac.uk> wrote: > Dear All, > > I have found a large number of files like the one below in a DHT volume. > > ---------T 1 nobody nobody 0 2010-05-01 18:34 d80bao.daj0710 > > For those I have checked, a real file (i.e. non-zero size and normal > permissions and ownership) exists on one brick and its zero byte counterpart > is on one of the other bricks. I originally found these files by looking in > the individual server bricks, but I discovered that I can also find them > using the "find" command in the glusterfs DHT volume itself. However, > listing a directory containing these files with "ls" does not list the zero > byte versions, but instead two copies of the normal versions are shown. > Does anybody have an idea what is going on? This strange behaviour is > clearly going to confuse some users, and there are sometimes also long > delays when listing the affected directories. I am using GlusterFS version > 3.0.3 now but I also noticed this behaviour in 2.0.8. My client and server > volume files are shown below. > > Regards, > Dan Bretherton. > > # > ## > ### One of the server vol files ### > ## > # > volume posix1 > type storage/posix > option directory /local > end-volume > > volume posix2 > type storage/posix > option directory /local2/glusterfs > end-volume > > volume posix3 > type storage/posix > option directory /local3/glusterfs > end-volume > > volume locks1 > type features/locks > subvolumes posix1 > end-volume > > volume locks2 > type features/locks > subvolumes posix2 > end-volume > > volume locks3 > type features/locks > subvolumes posix3 > end-volume > > volume io-cache1 > type performance/io-cache > subvolumes locks1 > end-volume > > volume io-cache2 > type performance/io-cache > subvolumes locks2 > end-volume > > volume io-cache3 > type performance/io-cache > subvolumes locks3 > end-volume > > volume writebehind1 > type performance/write-behind > subvolumes io-cache1 > end-volume > > volume writebehind2 > type performance/write-behind > subvolumes io-cache2 > end-volume > > volume writebehind3 > type performance/write-behind > subvolumes io-cache3 > end-volume > > volume brick1 > type performance/io-threads > subvolumes writebehind1 > end-volume > > volume brick2 > type performance/io-threads > subvolumes writebehind2 > end-volume > > volume brick3 > type performance/io-threads > subvolumes writebehind3 > end-volume > > volume server > type protocol/server > option transport-type tcp > option auth.addr.brick1.allow * > option auth.addr.brick2.allow * > option auth.addr.brick3.allow * > option listen-port 6996 > subvolumes brick1 brick2 brick3 > end-volume > > # > ## > ### Client vol file ### > ## > # > volume remus > type protocol/client > option transport-type tcp > option remote-host remus > option remote-port 6996 > option remote-subvolume brick3 > end-volume > > volume perseus > type protocol/client > option transport-type tcp > option remote-host perseus > option remote-port 6996 > option remote-subvolume brick1 > end-volume > > volume romulus > type protocol/client > option transport-type tcp > option remote-host romulus > option remote-port 6996 > option remote-subvolume brick1 > end-volume > > volume distribute > type cluster/distribute > option min-free-disk 20% > #option lookup-unhashed yes > subvolumes remus perseus romulus > end-volume > > volume writebehind > type performance/write-behind > subvolumes distribute > end-volume > > volume io-threads > type performance/io-threads > subvolumes writebehind > end-volume > > volume io-cache > type performance/io-cache > option cache-size 512MB > subvolumes io-threads > end-volume > > volume main > type performance/stat-prefetch > subvolumes io-cache > end-volume > > > -- > Mr. D.A. Bretherton > Reading e-Science Centre > Environmental Systems Science Centre > Harry Pitt Building > 3 Earley Gate > University of Reading > Reading, RG6 6AL > UK > > Tel. +44 118 378 7722 > Fax: +44 118 378 6413 > > _______________________________________________ > Gluster-users mailing list > Gluster-users@gluster.org > http://gluster.org/cgi-bin/mailman/listinfo/gluster-users > > _______________________________________________ Gluster-users mailing list Gluster-users@gluster.org http://gluster.org/cgi-bin/mailman/listinfo/gluster-users
