I think they actually have 450GB 2.5" SAS drives already....plus the 1TB SATAs...
On Wed, Feb 25, 2009 at 11:13 AM, Alverson, Tom (Xetron) < [email protected]> wrote: > I have never used the E200/128 controller. Based on my experience here, > I would probably want to get any battery or memory options available. > When you first set it up, run the ATTO bench32.exe program to make sure > it's working OK. Bench32 writes then reads back a file (you can change > the file size, default is 256MB) using many different block sizes. Very > small blocks of data are less efficient, so the speed is lower. With a > normal drive or RAID array, even with the smallest block sizes you will > still get around 4000 KB/sec read and write speeds. On the RAID5 array, > I am getting 2 KB/Sec for that block size. For large block sizes you > will get the native speed of a single drive, or higher speeds for an > array of disks. Most drives these days get between 50000 and 100000 > KB/sec with large block sizes. My encrypted laptop drive gets > 50,000KB/sec write and 42,000KB/sec read for 8192 KB block size. > > I did not know that HP is now selling the long rumored 300GIG 2.5 inch > SAS drives. Do you have a part number? > > -----Original Message----- > From: Glen Johnson [mailto:[email protected]] > Sent: Wednesday, February 25, 2009 11:20 AM > To: NT System Admin Issues > Subject: RE: HP RAID5 P400 SATA questions > > Two of the servers will have 2 x 72gig 15krpm sas 2.5inch raid 1 for os > and 3 x 146gig 10krpm 2.5inch sas raid 5 for data. > These are for MS-Hyper-v use. > Exchange server will have 2 x 72gig 15krpm sas 2.5inch raid 1 for os, 2 > x 146gig 10krpm 2.5 inch sas raid 1 for logs and 3 x 300gig 10krpm > 2.5inch sas for exchange dbs. > Last server is for a users home directories. It will have 2 x 72gig > 15krpm raid 1 for OS, 6 x 300gig 10krpm 2.5inch sas raid 5 for data. > The one other server may be even worse. It is for a domain controller, > dhcp and dns. It has the E200/128 controller. Any bad news on that > controller? > > > > -----Original Message----- > From: Alverson, Tom (Xetron) [mailto:[email protected]] > Sent: Wednesday, February 25, 2009 9:27 AM > To: NT System Admin Issues > Subject: RE: HP RAID5 P400 SATA questions > I would definitely get the battery/memory add-on option if I were you. > Are you going to use SAS or SATA drives? What size? > > -----Original Message----- > From: Glen Johnson [mailto:[email protected]] > Sent: Tuesday, February 24, 2009 9:51 PM > To: NT System Admin Issues > Subject: RE: HP RAID5 P400 SATA questions > > Tom. > I am very interested in the outcome of this as I have 5 servers on order > and 4 of them will have this same controller. > I forwarded the first email from this thread to our rep to see if he had > heard anything and asked if we should be concerned. > He said he would do some checking and let me know what he learns. > I'll let everyone know if he shares anything of value. > I sure hope it is something that can easily be fixed as it may be too > late for us to change the order. > Thanks. > Glen. > > > > ~ Finally, powerful endpoint security that ISN'T a resource hog! ~ > ~ <http://www.sunbeltsoftware.com/Business/VIPRE-Enterprise/> ~ > > > ~ Finally, powerful endpoint security that ISN'T a resource hog! ~ > ~ <http://www.sunbeltsoftware.com/Business/VIPRE-Enterprise/> ~ > > > > ~ Finally, powerful endpoint security that ISN'T a resource hog! ~ > ~ <http://www.sunbeltsoftware.com/Business/VIPRE-Enterprise/> ~ > > ~ Finally, powerful endpoint security that ISN'T a resource hog! ~ ~ <http://www.sunbeltsoftware.com/Business/VIPRE-Enterprise/> ~
