We are using the VA7100's and VA7400's. They are several orders of magnitude faster than the old 12H AutoRAID arrays if configured properly. I'm no expert, but I know the VA7X00's combine some caching technology with faster IO channels.
Scott Shafer San Antonio, TX 210.581.6217 > -----Original Message----- > From: david hill [SMTP:[EMAIL PROTECTED]] > Sent: Thursday, January 23, 2003 4:56 PM > To: Multiple recipients of list ORACLE-L > Subject: RE: AUTORAID and VA7100 disk arrays for rp7400 > > Yep I have same thing to say > We have a HP N class with 3 HP AutoRaid's > I recently did a test to import our 50 gig database > On the HP it took 4 hours to do a Full export of DB and 12+ hours to > import > I then proceeded to import the exact same dump file on a little Linux Xeon > test box with IDE HD's just 2 120 Gig mirrored yes that right IDE. > > And to import the full DB took 4 Hours!!! > Those IDE HD's cost $300 each > And those AutoRaids are costing us $1000 a month in support alone. > So we will soon changing out IO subsystem that cost's a lot less, has > more storage, and better performance. > > > > -----Original Message----- > From: Vergara, Michael (TEM) [ <mailto:[EMAIL PROTECTED]>] > Sent: Thursday, January 23, 2003 4:40 PM > To: Multiple recipients of list ORACLE-L > Subject: RE: AUTORAID and VA7100 disk arrays for rp7400 > > I'm not sure what a VA7100 is, so I don't want to tell you > to avoid it. The AutoRaid I used just said "AutoRaid" on the > front. It had 12 disks...I think they were 9G or 18G each. > It had only 96M of cache, not expandable. Only 2 SCSI > channels - not expandable. > > What happened was that our whole database was on this array. > Yes, even on-line and archived redo logs. The array did so > much internal thrashing that the disk response times were > abysmal. > > <RANT> > The boss got it cause he didn't want to pay the extra $$$ > for a 'real' array from EMC, Hitachi, or IBM. It had the > magic word 'Raid' in the name so he went for it, and then > was all over me because the system was so slow. I should'a > known what was up when a JBOD D-370 2-way did stuff faster > than our K570 6-way and the AutoRaid. > </RANT> > > Take my advice - don't go with an AutoRaid. > > Cheers, > Mike > > -----Original Message----- > Sent: Thursday, January 23, 2003 12:45 PM > To: Multiple recipients of list ORACLE-L > > > Michael, > > a dumb question. does this stops me from using VA7100 with 0+1 or are u > talking about going some other disk array product? > > Thanks > Mandar > > > -----Original Message----- > > From: Vergara, Michael (TEM) [ <mailto:[EMAIL PROTECTED]>] > > Sent: Thursday, January 23, 2003 12:00 PM > > To: Multiple recipients of list ORACLE-L > > Subject: RE: AUTORAID and VA7100 disk arrays for rp7400 > > > > > > Apologies to all for shouting, but ... > > > > DO NOT USE AUTORAID! > > ** *** *** ********* > > > > I used an AutoRaid system when I was at Petco. Performance was > > el-sucko. There was more I/Os happening in the disk array > > (by observing the disk lights) than was being caused by the > > application and database. > > > > Plus, when the AR system Raid 0+1/5 mode, where some blocks are > > kept in a RAID 0+1 area and some are kept in a RAID 5 area, the > > array got so busy swapping one for another that it was virtually > > useless. > > > > Fiber channel (FC-10) works ok, Clariion (by EMC) works Ok, > > heck, even JBOD works better than AutoRaid. > > > > Just my 2¢ worth. > > > > Cheers, > > Mike > > > > > > -----Original Message----- > > Sent: Thursday, January 23, 2003 11:35 AM > > To: Multiple recipients of list ORACLE-L > > > > > > Hi, > > > > i am in the process of defining the specs for a rp7400. a lil > > overwhelmed by the storage offerings from HP. > > i wanted to know if any of ull hv any inputs regarding a disk array. > > we currently hv a Model 30/FC disk array with 9gig drives. > > I am looking for a similar or the next higher configuration > > disk array from HP. > > > > Any inputs regarding VA7100 disk array or corresponding > > competetive disk aray from HP/competitor? > > > > cache size 256/512/1024 MB? dont know which to go. > > thinking of going for 18GB 15k rpm rather than 36GB 15K rpm. > > faster smaller drives. > > > > the va7100 product specs on HP site mention more about > > AutoRAID (which is dynamic 0+1 or 5 configuration on the fly). > > any inputs on AutoRAID for Oracle database files. > > hv ull used 0+1 h/w configuration on VA7100? am i talking sense? > > > > a good article to read, especially page 4 > > <http://www.hp.com/products1/storage/products/disk_arrays/infol> > ibrary/hp_va_and_san_virtualization.pdf > > > any inputs related to configuring a rp7400 are invited. my initial specs > based on my current k570 is below. > > current k570 (7.3.4) > 4 * 200Mhz > 2 gn ram > > specs for rp7400 (8i/9i) > 4 * 550MHz > 6 Gb ram > > and i thought it was easy. > take a few procs > add ram > add few disks, > (Baaam!) make sound and license > and u hv a server. > > but look into a detailed partlist and configuration options at > <https://www.e-solutions.hp.com/shop/cgi-bin/sweetspot.cgi> > > > Thanks > Mandar > -- > Please see the official ORACLE-L FAQ: <http://www.orafaq.net> > -- > Author: Vergara, Michael (TEM) > INET: [EMAIL PROTECTED] > > Fat City Network Services -- 858-538-5051 <http://www.fatcity.com> > San Diego, California -- Mailing list and web hosting services > --------------------------------------------------------------------- > To REMOVE yourself from this mailing list, send an E-Mail message > to: [EMAIL PROTECTED] (note EXACT spelling of 'ListGuru') and in > the message BODY, include a line containing: UNSUB ORACLE-L > (or the name of mailing list you want to be removed from). You may > also send the HELP command for other information (like subscribing). > > > -- > Please see the official ORACLE-L FAQ: <http://www.orafaq.net> > -- > Author: Mandar A. Ghosalkar > INET: [EMAIL PROTECTED] > > Fat City Network Services -- 858-538-5051 <http://www.fatcity.com> > San Diego, California -- Mailing list and web hosting services > --------------------------------------------------------------------- > To REMOVE yourself from this mailing list, send an E-Mail message > to: [EMAIL PROTECTED] (note EXACT spelling of 'ListGuru') and in > the message BODY, include a line containing: UNSUB ORACLE-L > (or the name of mailing list you want to be removed from). You may > also send the HELP command for other information (like subscribing). > > -- > Please see the official ORACLE-L FAQ: <http://www.orafaq.net> > -- > Author: Vergara, Michael (TEM) > INET: [EMAIL PROTECTED] > > Fat City Network Services -- 858-538-5051 <http://www.fatcity.com> > San Diego, California -- Mailing list and web hosting services > --------------------------------------------------------------------- > To REMOVE yourself from this mailing list, send an E-Mail message > to: [EMAIL PROTECTED] (note EXACT spelling of 'ListGuru') and in > the message BODY, include a line containing: UNSUB ORACLE-L > (or the name of mailing list you want to be removed from). You may > also send the HELP command for other information (like subscribing). > -- Please see the official ORACLE-L FAQ: http://www.orafaq.net -- Author: INET: [EMAIL PROTECTED] Fat City Network Services -- 858-538-5051 http://www.fatcity.com San Diego, California -- Mailing list and web hosting services --------------------------------------------------------------------- To REMOVE yourself from this mailing list, send an E-Mail message to: [EMAIL PROTECTED] (note EXACT spelling of 'ListGuru') and in the message BODY, include a line containing: UNSUB ORACLE-L (or the name of mailing list you want to be removed from). You may also send the HELP command for other information (like subscribing).
