It's the sequence that is tricky. 1. STOP SLAVE 2. CHANGE MASTER 3. START SLAVE Do it wrong, and you miss or duplicate replication stuff that happens between #1 and #2. Could you please lay out the precise steps, so that I can understand how un-tricky it can be.
> -----Original Message----- > From: Reindl Harald [mailto:h.rei...@thelounge.net] > Sent: Friday, August 24, 2012 2:43 PM > To: mysql@lists.mysql.com > Subject: Re: Replication question: How to make a slave a master? > > what would be tricky? > > remove all relay-logs, remove master.info adn that was it done this > many times in the last years and it takes 30 seconds if you are fast > enough to type the slave-commands > > Am 24.08.2012 23:35, schrieb Rick James: > > Pointing the other slave to the new master is a bit tricky. > > > >> -----Original Message----- > >> From: Reindl Harald [mailto:h.rei...@thelounge.net] > >> Sent: Friday, August 24, 2012 8:29 AM > >> To: mysql@lists.mysql.com > >> Subject: Re: Replication question: How to make a slave a master? > >> > >> > >> > >> Am 24.08.2012 17:25, schrieb Richard Reina: > >>> I have a couple of mysql database slaves and would like to make one > >> of > >>> them be a master as well so that I can set another machine to > >> replicate from it. > >>> Can anyone tell me how I should go about it or know of any howtos > >>> for this specific task? > >> > >> add the same master-conig lines as you did on the other master > >> > >> there is no magic, master-configurazion does not have any impact to > >> slave-operation and vice versa > >> > > > > -- > > Reindl Harald > the lounge interactive design GmbH > A-1060 Vienna, Hofmühlgasse 17 > CTO / CISO / Software-Development > p: +43 (1) 595 3999 33, m: +43 (676) 40 221 40 > icq: 154546673, http://www.thelounge.net/ > > http://www.thelounge.net/signature.asc.what.htm -- MySQL General Mailing List For list archives: http://lists.mysql.com/mysql To unsubscribe: http://lists.mysql.com/mysql
