On May 17, 2012, at 12:19 PM, Paynter, Richard wrote:
> I have a customer who wants to set zfs_arc_max to 1G for a 16G system, and 2G
> for a 32G system. Both of these are SAP and/or Oracle db servers. They
> apparently want to maximize the amount of memory available for the
> applications.
, if possible.
Thanks
Rick
*From:*zfs-discuss-boun...@opensolaris.org
[mailto:zfs-discuss-boun...@opensolaris.org] *On Behalf Of *Richard
Elling
*Sent:* Thursday, May 17, 2012 11:24 AM
*To:* Paul Kraus
*Cc:* ZFS Discussions
*Subject:* Re: [zfs-discuss] zfs_arc_max values
On May 17, 2012, at 5
] *On Behalf Of *Richard Elling
*Sent:* Thursday, May 17, 2012 11:24 AM
*To:* Paul Kraus
*Cc:* ZFS Discussions
*Subject:* Re: [zfs-discuss] zfs_arc_max values
On May 17, 2012, at 5:28 AM, Paul Kraus wrote:
On Wed, May 16, 2012 at 3:35 PM, Paynter, Richard
<mailto:richard.payn...@infocrossing.
, if
possible.
Thanks
Rick
From: zfs-discuss-boun...@opensolaris.org
[mailto:zfs-discuss-boun...@opensolaris.org] On Behalf Of Richard Elling
Sent: Thursday, May 17, 2012 11:24 AM
To: Paul Kraus
Cc: ZFS Discussions
Subject: Re: [zfs-discuss] zfs_arc_max values
On May 17, 2012, at 5:28
On May 17, 2012, at 5:28 AM, Paul Kraus wrote:
> On Wed, May 16, 2012 at 3:35 PM, Paynter, Richard
> wrote:
>
>> Does anyone know what the minimum value for zfs_arc_max should be set to?
>> Does it depend on the amount of memory on the system, and – if so – is there
>> a formula, or percentage,
On 05/17/12 15:03, Bob Friesenhahn wrote:
On Thu, 17 May 2012, Paul Kraus wrote:
Why are you trying to tune the ARC as _low_ as possible? In my
experience the ARC gives up memory readily for other uses. The only
place I _had_ to tune the ARC in production was a couple systems
running an app
I'll agree with Bob on this. A specific use case is a VirtualBox server
hosting lots of guests. I even made a point of mentioning this tunable in the
Solaris 10 Virtualization Essentials section on vbox :)
There are several other use cases as well.
Bob
Bob
Sent from my iPad
On May 17, 20
On Thu, 17 May 2012, Paul Kraus wrote:
Why are you trying to tune the ARC as _low_ as possible? In my
experience the ARC gives up memory readily for other uses. The only
place I _had_ to tune the ARC in production was a couple systems
running an app that checks for free memory _before_ tryin
On Wed, May 16, 2012 at 3:35 PM, Paynter, Richard
wrote:
> Does anyone know what the minimum value for zfs_arc_max should be set to?
> Does it depend on the amount of memory on the system, and – if so – is there
> a formula, or percentage, to use to determine what the minimum value is?
I wou
On May 16, 2012, at 12:35 PM, "Paynter, Richard"
wrote:
> Does anyone know what the minimum value for zfs_arc_max should be set to?
> Does it depend on the amount of memory on the system, and – if so – is there
> a formula, or percentage, to use to determine what the minimum value is?
It dep
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