jl8866 at yahoo.com
Mon Feb 7 19:06:35 EST 2011
Thx David for the prompt and informative response.
From: David Smith <dizzyd at basho.com>
To: Jackson L <jl8866 at yahoo.com>
Cc: riak-users at lists.basho.com
Sent: Mon, February 7, 2011 9:10:53 AM
Subject: Re: innostore questions
On Mon, Feb 7, 2011 at 7:00 AM, Jackson L <jl8866 at yahoo.com> wrote:
> 1) From the basho download page, http://downloads.basho.com/innostore/,
> innostore is currently at release 1.0.2. Since innostore is an embedded
> version of innodb, is there any correlation between the innostore release
> and the real innodb release? Are the features available with innodb 1.0.2
> available in innostore 1.0.2 or is there no relationship?
No relation, unfortunately.
> 2) Related to the prior question is if there is no relationship, does
> anyone know of any detail documentation besides the basho wiki that shows
> all the supported features and/or parameters that each version of innostore
> supports? For example, does innostore support the innodb parameters:
You can see the full set of config options on line 385 in this file:
Not all the options are necessarily enabled/responsive to external
settings -- embedded inno is a bit of a finicky beast about that
> a. file_per_table
The setting is available, but I believe embedded inno requires this
mode -- I've not tried changing it.
> b. autoextend_increment
> c. autoinc_lock_mode
I've not tried either of these settings, but within the scope of Riak,
they would not really be that helpful (since everything stored is just
> d. data_file_path
I've not tried this one -- typically we use data_home_dir and
log_group_home_dir to control where data/logs go.
> 3) Is there a lot of write activity in the ring_state_dir? I am assuming
> their isn't since the state of the node shouldn't change that frequently but
> wanted a confirmation.
No, there should not be a lot of write activity in ring_state_dir.
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