>Ben wrote: >> Hi, >> >> I know that is not recommended by Sun >> to use ZFS on 32 bits machines but, >> what are really the consequences of doing this ? > >Depends on what kind of performance you need. > >> I have an old Bipro Xeon server (6 GB ram , 6 disks), >> and I would like to do a raidz with 4 disks with Solaris 10 update 4. > >The issue with 32 bit kernels is the amount of virtual address space >available and the impact this has on allowing the ARC to be as big as >needed. > >I run ZFS on a 32 bit AMD Athlon 900MHz with 640Mb RAM and it works just >fine for me - but then it for me it is just an NFS and web (and webdav) >server for home (serving iTunes, iPhoto locally and my website to the >internet).
I think it's specfically problematic on 32 bit systems with large amounts of RAM. Then you run out of virtual address space in the kernel quickly; a small amount of RAM (I have one with 512MB) works fine. Casper _______________________________________________ zfs-discuss mailing list zfs-discuss@opensolaris.org http://mail.opensolaris.org/mailman/listinfo/zfs-discuss
