On 11.03.09 21:20, "Frédéric Sidler" <[email protected]> wrote:
> mysql EBS : persistency of your data in any case and particulary in case of
> an instance crash. No more need to backup an instance every hour ;-)32 vs 64
> : CPU speed, RAM, network access
>
> On Wed, Mar 11, 2009 at 4:19 PM, Kevin Baker <[email protected]> wrote:
>
>>
>> Can someone give an overview of the advantages in using mysql EBS?
Community members were demanding it, we responded. I guess most of users
associate EBS with with data safety and blindly wish to use it.
>>
>> Also what would be the performance advantages to using 64 vs 32?
>> I think I saw performance
>>
>>
>> On Mar 11, 2009, at 4:13 AM, "Igor V. Savchenko (DicsyDel)" <
>> [email protected]
>>> wrote:
>>
>>>
>>> I. Migration:
>>> 1) If you use custom mysql role or non mysqllvm role you sholud:
>>> a) Terminate your farm
>>> b) Remove mysql role from your farm and add mysqllvm role.
>>> c) On MySQL Options tab select EBS as MySQL data storage engine and
>>> specify size for EBS volume.
>>> d) Save & launch farm.
>>>
>>> 2) If you already using mysqllvm role you should:
>>> a) Terminate your farm
>>> b) Remove mysqllvm role from farm and save it.
>>> c) Edit your farm ad add mysqllvm role once again.
>>> d) On MySQL Options tab select EBS as MySQL data storage engine and
>>> specify size for EBS volume.
>>> e) Save & launch farm.
>>>
>>> II. Backups & Snapshoting:
>>> Backups and snapshots created via EBS snapshots.
>>>
>>> III. mysql and mysql64 roles are deprecated. You cannot use them for
>>> the new farms.
>>> From now the only MySQL role is mysqllvm (mysqllvm64) and you can
>>> choose the storage engine for it from either LVM, ephemeral devices or
>>> EBS.
>>>
>>>
>>>
>>> On Mar 11, 12:48 pm, Arie Fishler <[email protected]> wrote:
>>>> Am I missing something? There are only mysqllvm roles under the
>>>> shared
>>>> database roles
>>>>
>>>>
>>>>
>>>> On Wed, Mar 11, 2009 at 12:43 PM, Arie Fishler <[email protected]>
>>>> wrote:
>>>>> Great....at last EBS-MySql. Thanks.
>>>>
>>>>> Any recommended procedure to migrate from mysqllvm to the EBS
>>>>> version?
>>>>
>>>>> What's the backup mechanism used for the MYSQL-EBS? Snapshots of
>>>>> the EBS?
>>>>
>>>>> Can you elaborate on the details/implications of this important
>>>>> capability?
>>>>
>>>>> Thanks,
>>>>> Arie.
>>>>
>>>>> On Wed, Mar 11, 2009 at 12:36 PM, Igor V. Savchenko (DicsyDel) <
>>>>> [email protected]> wrote:
>>>>
>>>>>> Intridea and Scalr team would like to announce some new features
>>>>>> that
>>>>>> were recently added on Scalr.net
>>>>
>>>>>> * EBS for MySQL role (A single EBS volume is used as datadir on
>>>>>> master
>>>>>> and to deliver latest data to slaves (via snapshots).)
>>>>>> * Elastic IPs re-assigning to a same instance within a role
>>>>>> * Cloudfront support
>>>>>> * New Scripting events: beforeHostTerminate, beforeInstanceLaunch
>>>>>> * New variables for scripting engine: "instance_index", "region",
>>>>>> "avail_zone"
>>>>>> * Ability to remove image and de-register AMI during role deletion.
>>>>>> * Various bugfixes and improvements.
>>>>
>>>>>> Also, opensource version was updated to RC4. Changelog is available
>>>>>> here:
>>>>
>>>>>>
>> http://groups.google.com/group/scalr-discuss/browse_thread/thread/4a2...-
>>>>>> Hide quoted text -
>>>>
>>>> - Show quoted text -
>>>>
>>
>>>
>>
>
> >
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