kern/187594: [zfs] [patch] ZFS ARC behavior problem and fix [SB QUAR: Mon Jun 23 09:14:03 2014]

[Karl Denninger]

On 6/23/2014 9:13 AM, Rainer Duffner wrote:
> Am Thu, 15 May 2014 15:30:00 GMT
> schrieb Karl Denninger <karl at denninger.net>:
>
>> The following reply was made to PR kern/187594; it has been noted by
>> GNATS.
>>
>> From: Karl Denninger <karl at denninger.net>
>> To: bug-followup at FreeBSD.org
>> Cc:
>> Subject: Re: kern/187594: [zfs] [patch] ZFS ARC behavior problem and
>> fix Date: Thu, 15 May 2014 10:05:34 -0500
>>
>>   This is a cryptographically signed message in MIME format.
>>   
>>   --------------ms050404000608010301080104
>>   Content-Type: text/plain; charset=ISO-8859-1; format=flowed
>>   Content-Transfer-Encoding: quoted-printable
>>   
>>   I have now been running the latest delta as posted 26 March -- it
>> is=20 coming up on two months now, has been stable here and I've seen
>> several=20 positive reports and no negative ones on impact for
>> others. Performance=20 continues to be "as expected."
>>   
>>   Is there an expectation on this being merged forward and/or MFC'd?
>>
>
> Hi,
>
>
> I'm looking into applying your patch to one of my servers.
>
> However, I've got a question: can I apply it to stock 10.0?
> If I need to go 10-stable, which revision do you recommend?
>
>
> The server in question only has 32GB of RAM and I fear that once it
> does NFS in addition to MySQL, it will be bogged down.
>
>
>
>
> Best Regards,
> Rainer
>
It should apply cleanly to stock 10.0 but I have not checked it 
recently.  There was a change made in the VM defines by the rest of the 
team but I believe it is properly ifdef'd so as to figure it out and 
work both before and after.

-- 
-- Karl
karl at denninger.net


-------------- next part --------------
A non-text attachment was scrubbed...
Name: smime.p7s
Type: application/pkcs7-signature
Size: 2711 bytes
Desc: S/MIME Cryptographic Signature
URL: <http://lists.freebsd.org/pipermail/freebsd-fs/attachments/20140623/fbf886a9/attachment.bin>