Re: [zfs-discuss] Solaris 10 default caching segmap/vpm size

2010-04-28 Thread Brad
The reason I asked was just to understand how those attributes play with ufs/vxfs... -- This message posted from opensolaris.org ___ zfs-discuss mailing list zfs-discuss@opensolaris.org http://mail.opensolaris.org/mailman/listinfo/zfs-discuss

Re: [zfs-discuss] Solaris 10 default caching segmap/vpm size

2010-04-28 Thread James C. McPherson
On 28/04/10 11:07 AM, Brad wrote: Whats the default size of the file system cache for Solaris 10 x86 and can it be tuned? I read various posts on the subject and its confusing.. http://dlc.sun.com/osol/docs/content/SOLTUNEPARAMREF/soltuneparamref.html should have all the answers you need.

[zfs-discuss] Solaris 10 default caching segmap/vpm size

2010-04-27 Thread Brad
Whats the default size of the file system cache for Solaris 10 x86 and can it be tuned? I read various posts on the subject and its confusing.. -- This message posted from opensolaris.org ___ zfs-discuss mailing list zfs-discuss@opensolaris.org

Re: [zfs-discuss] Solaris 10 default caching segmap/vpm size

2010-04-27 Thread Jim Mauro
ZFS does not use segmap. The ZFS ARC (Adaptive Replacement Cache) will consume what's available, memory-wise, based on the workload. There's an upper limit if zfs_arc_max has not been set, but I forget what it is. If other memory consumers (applications, other kernel subsystems) need memory,