Tim(dot)Shenton(at)corp(dot)terralycos(dot)com writes:
> We are in the process of upgrading our 7.4.6 instance of PG to 8.0.3 which
> includes putting the new instance on new hardware. The new hardware has
> two Raid 5 disks and one system disk and we were going to play around with
> putting the data directory and the transaction logs on separate disks, but
> short of symlinks, I'm not sure how to do this.
A symlink for the pg_xlog directory is exactly how you should do it.
regards, tom lane