Re: Snow Leopard, Apache 2.2, Skewed Load Balancing?
Re: Snow Leopard, Apache 2.2, Skewed Load Balancing?
- Subject: Re: Snow Leopard, Apache 2.2, Skewed Load Balancing?
- From: Anjo Krank <email@hidden>
- Date: Tue, 25 May 2010 22:30:29 +0200
>> ~300 Transactions and 4-50 Sessions are, like, nothing if your instance is up for more than 5 mins?
>
> It was just a quick picture...
How could I have known :)
>> All it takes is one users looking at a lot of pages to skew these figures.
>
> That would skew the # of transactions, yes. But it should not skew the creation of new sessions across instances. It is the session allocation that is problematic, IMO.
Yeah, but from your figures, you might have simply had a few long runners and a few quick exiters. Can you try "ab"? This should show things with more accurate numbers.
ab -n 500 http://whereever
>> Apart from that, I dimly remember the host and port setting also influenced the load distribution.
>
> For Round Robin, it follows the instance order of configuration. If you configure all the instances on Server A, then the ones on Server B, then C, it will load up Server A first. You need to interleave the configurations. Is that what you were thinking of?
Yeah right. One trick was to number the instances not <host><port> but <port><host>.
Cheers, Anjo _______________________________________________
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