[zfs-discuss] posix_fadvise on ZFS

2009-04-22 Thread Jignesh K. Shah
This is wrt Postgres 8.4 beta1 which has a new effective_io_concurrency tunable which uses posix_fadvice http://www.postgresql.org/docs/8.4/static/runtime-config-resource.html (Go to the bottom) Quote: synchronous I/O depends on an effective |posix_fadvise| function, which some operating

[zfs-discuss] posix_fadvise on ZFS

2009-04-21 Thread Jignesh K. Shah
This is wrt Postgres 8.4 beta1 which has a new effective_io_concurrency tunable which uses posix_fadvice http://www.postgresql.org/docs/8.4/static/runtime-config-resource.html (Go to the bottom) Quote: synchronous I/O depends on an effective |posix_fadvise| function, which some operating

[zfs-discuss] ZFS with Fusion-IO?

2008-09-23 Thread Jignesh K. Shah
http://www.fusionio.com/Products.aspx Looks like a cool SSD to go with ZFS Has anybody tried ZFS with Fusion-IO storage? For that matter even with Solaris? -Jignesh -- Jignesh Shah http://blogs.sun.com/jkshah Sun Microsystems,Inc http://sun.com/postgresql

Re: [zfs-discuss] Zfs send takes 3 days for 1TB?

2008-04-10 Thread Jignesh K. Shah
Williams wrote: On Wed, Apr 09, 2008 at 11:38:03PM -0400, Jignesh K. Shah wrote: Can zfs send utilize multiple-streams of data transmission (or some sort of multipleness)? Interesting read for background http://people.planetpostgresql.org/xzilla/index.php?/archives/338-guid.html Note: zfs

[zfs-discuss] Zfs send takes 3 days for 1TB?

2008-04-09 Thread Jignesh K. Shah
Can zfs send utilize multiple-streams of data transmission (or some sort of multipleness)? Interesting read for background http://people.planetpostgresql.org/xzilla/index.php?/archives/338-guid.html Note: zfs send takes 3 days for 1TB to another system Regards, Jignesh

Re: [zfs-discuss] Vanity ZVOL paths?

2006-12-09 Thread Jignesh K. Shah
on. Regards, Jignesh Jonathan Edwards wrote: On Dec 8, 2006, at 05:20, Jignesh K. Shah wrote: Hello ZFS Experts I have two ZFS pools zpool1 and zpool2 I am trying to create bunch of zvols such that their paths are similar except for consisent number scheme without reference to the zpools

[zfs-discuss] Vanity ZVOL paths?

2006-12-08 Thread Jignesh K. Shah
Hello ZFS Experts I have two ZFS pools zpool1 and zpool2 I am trying to create bunch of zvols such that their paths are similar except for consisent number scheme without reference to the zpools that actually belong. (This will allow me to have common references in my setup scripts) If I