Re: performance not great, or did I miss something?

2008-08-11 Thread James Graham (Greywolf)
Thus spake Allen Wittenauer:: On 8/8/08 1:25 PM, "James Graham (Greywolf)" <[EMAIL PROTECTED]> wrote: > 226GB of available disk space on each one; > 4 processors (2 x dualcore) > 8GB of RAM each. Some simple stuff: (Assuming SATA): Are you using AHCI? Do you have the write cache enabled? I

Re: performance not great, or did I miss something?

2008-08-08 Thread Allen Wittenauer
On 8/8/08 1:25 PM, "James Graham (Greywolf)" <[EMAIL PROTECTED]> wrote: > 226GB of available disk space on each one; > 4 processors (2 x dualcore) > 8GB of RAM each. Some simple stuff: (Assuming SATA): Are you using AHCI? Do you have the write cache enabled? Is the topologyProgram providing prop

performance not great, or did I miss something?

2008-08-08 Thread James Graham (Greywolf)
Greetings, I'm very very new to this (as you could probably tell from my other postings). I have 20 nodes available as a cluster, less one as the namenode and one as the jobtracker (unless I can use them too). Specs are: 226GB of available disk space on each one; 4 processors (2 x dualcore) 8G