Re: [zfs-discuss] Info on OLTP Perf

2006-09-25 Thread przemolicc
On Mon, Sep 25, 2006 at 08:37:23AM -0700, Neelakanth Nadgir wrote: > We did an experiment where we placed the logs on UFS+DIO and the > rest on ZFS. This was a write heavy benchmark. We did not see > much gain in performance by doing that (around 5%). I suspect > you would be willing to trade 5% fo

Re: [zfs-discuss] Info on OLTP Perf

2006-09-25 Thread Neelakanth Nadgir
We did an experiment where we placed the logs on UFS+DIO and the rest on ZFS. This was a write heavy benchmark. We did not see much gain in performance by doing that (around 5%). I suspect you would be willing to trade 5% for all the benefits of ZFS. Moreover this penalty is for the current versio

Re: [zfs-discuss] Info on OLTP Perf

2006-09-25 Thread Roch
[EMAIL PROTECTED] writes: > On Fri, Sep 22, 2006 at 03:38:05PM +0200, Roch wrote: > > > > > >http://blogs.sun.com/roch/entry/zfs_and_oltp > > After reading this page and taking into consideration my (not so big) > knowledge > of ZFS it came to my mind that putting e.g. Oracle on bo

Re: [zfs-discuss] Info on OLTP Perf

2006-09-25 Thread przemolicc
On Fri, Sep 22, 2006 at 03:38:05PM +0200, Roch wrote: > > > http://blogs.sun.com/roch/entry/zfs_and_oltp After reading this page and taking into consideration my (not so big) knowledge of ZFS it came to my mind that putting e.g. Oracle on both UFS+DIO _and_ ZFS would be the best solution _

[zfs-discuss] Info on OLTP Perf

2006-09-22 Thread Roch
http://blogs.sun.com/roch/entry/zfs_and_oltp Performance, Availability & Architecture Engineering Roch BourbonnaisSun Microsystems, Icnc-Grenoble Senior Performance An