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From:John Daisley Date:February 5 2009 11:19am
Subject:Re: Instance scale-out
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I think you are confusing a network
interface (such as a
tcp port) with a
physical network device (such as a LAN card).

For me the study guide is correct.
> I succesfully install multiple instances on the same host since many years
> (good old 3.23),
> my rule of the game is: different os user, different os user homedir,
> different my.cnf (with different port/socket)
> and start the server ecluding the possibility to read  other than its own
> my.cnf with --defaults-file=/home/mysql-instance-x/my.cnf
> It works greatly and never had one problem (as long as you also start
> mysql
> client with --defaults-file=/correct/my.cnf)
>
> Question: Why on Certification Study Guide, Chapter 42, Page 576, First
> Bullet it states:
>
> "Each server must have its own network interface(......) it will not even
> start properly if it discovers that its network interfaces are already in
> use(...)"
>
> Even if at the end it changes the version a little bit stating:
>
> ".....can share the same hostname. They can also share the same IP address
> as long as they listen on different TCP/IP port numbers."
>
> I find at least confusing,and I think that should be corrected, am I
> wrong?
>
> What do the masters think?
>
> Claudio
>
>
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Thread
Instance scale-outClaudio Nanni5 Feb
  • Re: Instance scale-outJohn Daisley5 Feb
  • Re: Instance scale-outAndy Smith5 Feb
    • Re: Instance scale-outJohn Daisley5 Feb
      • Re: Instance scale-outClaudio Nanni5 Feb
        • Re: Instance scale-outJohn Daisley5 Feb
          • Re: Instance scale-outAndy Smith5 Feb
            • Re: Instance scale-outJohn Daisley5 Feb
          • Re: Instance scale-outClaudio Nanni5 Feb
            • Re: Instance scale-outBaron Schwartz5 Feb
Re: Instance scale-outClaudio Nanni5 Feb