Re: seeding a slave from a slave

2007-07-26 Thread Ananda Kumar

Hi Ofer,
Is it necessary to stop the slave before doing the mysql dump.
If we use --single-transaction option in mysqldump should provide consistent
backup..right.

or stop slave
note the slave status info.
start slave
start mysqldump.

regards
anandkl


On 7/26/07, Ofer Inbar [EMAIL PROTECTED] wrote:


Ian P. Christian [EMAIL PROTECTED] wrote:
 How do I create a mysql data dump from a slave to seed another slave?
 Using --master-data with mysqldump from my existing slave sets the
 master to the slave I was dumping, not the real master.

I started a discussion of the same thing a week or two ago on this
list, if you search the archives (or just google, I bet) you'll see
more detail.

The quick answer is you can't do it if the slave is in use and needs
to keep replicating.  You need to stop replicating, copy down the
slave's master info (you can see it in show slave status), run the
dump while replication is stopped, then start it again.

(Read the earlier thread if you want more detail)
-- Cos

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Re: seeding a slave from a slave

2007-07-25 Thread Ofer Inbar
Ian P. Christian [EMAIL PROTECTED] wrote:
 How do I create a mysql data dump from a slave to seed another slave?
 Using --master-data with mysqldump from my existing slave sets the 
 master to the slave I was dumping, not the real master.

I started a discussion of the same thing a week or two ago on this
list, if you search the archives (or just google, I bet) you'll see
more detail.

The quick answer is you can't do it if the slave is in use and needs
to keep replicating.  You need to stop replicating, copy down the
slave's master info (you can see it in show slave status), run the
dump while replication is stopped, then start it again.

(Read the earlier thread if you want more detail)
  -- Cos

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seeding a slave from a slave

2007-07-25 Thread Ian P. Christian

Hi All,
How do I create a mysql data dump from a slave to seed another slave?
Using --master-data with mysqldump from my existing slave sets the 
master to the slave I was dumping, not the real master.


Many Thanks,

Ian


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