Re: [PERFORM] Dell Perc/6

2008-02-13 Thread Tore Halset
On Feb 13, 2008, at 20:45, Tore Halset wrote: The box have 16GB of ram, but my original test file was only 25GB. Sorry. Going to 33GB lowered the numbers for writing. Here you have some samples. % sh -c "dd if=/dev/zero of=bigfile bs=8k count=400 && sync" 3276800 bytes (33 GB) copie

Re: [PERFORM] Dell Perc/6

2008-02-13 Thread Tore Halset
On Feb 13, 2008, at 12:06, Dave Cramer wrote: On 13-Feb-08, at 5:02 AM, Tore Halset wrote: Hello. I think I started that discussion. We ended up buying a Dell 2900 with PERC 6/i and 10 * 145GB SAS 3,5" 15KRpm discs. 6 of the SAS discs are in a raid 10 for the database, 2 in a mirror for

Re: [PERFORM] Dell Perc/6

2008-02-13 Thread Merlin Moncure
On Feb 13, 2008 5:02 AM, Tore Halset <[EMAIL PROTECTED]> wrote: > Hello. > > I think I started that discussion. We ended up buying a Dell 2900 with > PERC 6/i and 10 * 145GB SAS 3,5" 15KRpm discs. 6 of the SAS discs are > in a raid 10 for the database, 2 in a mirror for the wal and the last > 2 in

Re: [PERFORM] Dell Perc/6

2008-02-13 Thread Dave Cramer
On 13-Feb-08, at 5:02 AM, Tore Halset wrote: Hello. I think I started that discussion. We ended up buying a Dell 2900 with PERC 6/i and 10 * 145GB SAS 3,5" 15KRpm discs. 6 of the SAS discs are in a raid 10 for the database, 2 in a mirror for the wal and the last 2 in a mirror for the OS.

Re: [PERFORM] Dell Perc/6

2008-02-13 Thread Tore Halset
Hello. I think I started that discussion. We ended up buying a Dell 2900 with PERC 6/i and 10 * 145GB SAS 3,5" 15KRpm discs. 6 of the SAS discs are in a raid 10 for the database, 2 in a mirror for the wal and the last 2 in a mirror for the OS. We get 350MB/s writing and 380MB/s reading to

Re: [PERFORM] Dell Perc/6

2008-02-12 Thread Greg Smith
On Tue, 12 Feb 2008, Craig James wrote: Does anyone have performance info about the new Dell Perc/6 controllers? I found a long discussion ("Dell vs HP") about the Perc/5, but nothing about Perc/6. What's under the covers? The Perc/6i has an LSI Logic MegaRAID SAS 1078 chipset under the hoo

[PERFORM] Dell Perc/6

2008-02-12 Thread Craig James
Does anyone have performance info about the new Dell Perc/6 controllers? I found a long discussion ("Dell vs HP") about the Perc/5, but nothing about Perc/6. What's under the covers? Here is the (abbreviated) info from Dell on this machine: PowerEdge 1950 IIIQuad Core Intel® Xeon® E5