On Jul 7, 2014, at 11:28 AM, Keith Wesolowski via smartos-discuss <[email protected]> wrote:
> On Mon, Jul 07, 2014 at 08:20:43PM +0200, Ibrahim Tachijian wrote: > >> Sounds like a plan Ketih. >> >> And the additional need for a SLOG (like ZeusRam) is def. not required >> because of my pool being set as sync=disabled ? > > I'm not sure about how sync=disabled affects metadata updates. It doesn't, metadata is async. > You > might ask on the ZFS list if this really matters to you. However given > your streaming-only workloads I would not expect you to have a lot of > metadata I/O anyway, and you'd probably want logbias=throughput even so. > So I wouldn't use a slog given what you've described, unless I found a > specific performance problem in situ that I had isolated to the ZIL. agree, this is a use case where sync=disabled makes good business sense -- richard ------------------------------------------- smartos-discuss Archives: https://www.listbox.com/member/archive/184463/=now RSS Feed: https://www.listbox.com/member/archive/rss/184463/25769125-55cfbc00 Modify Your Subscription: https://www.listbox.com/member/?member_id=25769125&id_secret=25769125-7688e9fb Powered by Listbox: http://www.listbox.com
