Autor: Michael Haardt Data: A: exim-users Assumpte: Re: [Exim] Multi-condition ACL statement in a macro possible?
> > Modern filesystems do tend to work in some multiple > > of disk blocks for the base level I/O; but that multiple is often
> > a tunable. And even when it isn't, it varies widely among different
> > OSes and filesystem types.
>
> Indeed. Seems to be 512 bytes on Solaris and FreeBSD, and 1K on Linux
> and OSF1 (whatever it's called now), to name a few I can check.
Usually, mkfs has an option to set it. On Linux, you will get the
default 4k with ext2fs on large disks, which matches the page size on
ix86 and gains quite some performance. It wastes disk space, but
uses fewer i-nodes. I create almost all filesystems that way.
