Re: SAME, WAFL and RAID

2002-01-20 Thread Mogens Nørgaard
Certainly. I had forgotten about the attachment policy. Please find James' paper on http://miracleas.dk/DBF/Morle/Sane_SAN_WP.pdf . I've CC'ed James, who's an old friend of ours. He's the guy who wrote Scaling Oracle8i which is not a half bad book. Mogens C.S.Venkata Subramanian wrote:

RE: SAME, WAFL and RAID

2002-01-16 Thread Hatzistavrou Giannis
May I please have a copy of this paper? Thanks -Original Message- Sent: Wednesday, January 16, 2002 00:38 To: Multiple recipients of list ORACLE-L Hi, WAFL is Write Anywhere File Layout... Its the file lay out used by snapshot supported storege Devices(NetApp Storege Etc), This

RE: SAME, WAFL and RAID

2002-01-16 Thread
Subject: RE: SAME, WAFL and RAID Yea, they were talking about clustering all right. sure uh huh right Whatever! -Original Message- From: Deshpande, Kirti [mailto:[EMAIL PROTECTED]] Sent: Tuesday, January 15, 2002 6:26 PM To: Multiple recipients

RE: SAME, WAFL and RAID

2002-01-16 Thread C.S.Venkata Subramanian
May I please have a copy of this paper? Thanks -Original Message- Sent: Wednesday, January 16, 2002 00:38 To: Multiple recipients of list ORACLE-L Hi, WAFL is Write Anywhere File Layout... Its the file lay out used by snapshot supported storege Devices(NetApp Storege Etc), This is

RE: SAME, WAFL and RAID

2002-01-15 Thread Karniotis, Stephen
Bill: I believe that WAFL and SAME are variations on the technology implemented for RAID. WAFL and SAME are new technologies adopted by smaller disk manufacturers as a way to complete against the RAID implementers like EMC, Network Appliance, etc. In my humble opinion, I would not bet the

RE: SAME, WAFL and RAID

2002-01-15 Thread Orr, Steve
WAFL and SAME are not the same. WAFL stands for Write Anywhere File Layout. It is a Network Appliance proprietary system and they've trade marked WAFL. Coincidentally it's a RAID 4 NFS implementation. See: http://www.netapp.com/tech_library/3002.html#I3 Beware the marketing droids...

RE: SAME, WAFL and RAID

2002-01-15 Thread Kevin Lange
Bill; We are using the Netapp filler with the WAFL file system and, I must tell you, I like it. It has some very good advantages. The largest, in my mind, is the fact that our downtime to do backups is only about 5 minutes a day. We take the DBs down , make a snapshot, then bring them back

RE: SAME, WAFL and RAID

2002-01-15 Thread Karniotis, Stephen
To: Multiple recipients of list ORACLE-L Subject:RE: SAME, WAFL and RAID WAFL and SAME are not the same. WAFL stands for Write Anywhere File Layout. It is a Network Appliance proprietary system and they've trade marked WAFL. Coincidentally it's a RAID 4 NFS implementation. See: http

Re: SAME, WAFL and RAID

2002-01-15 Thread Paul Baumgartel
May I make a suggestion? It would be helpful if posters would expand acronyms the first time they use them. I, at least, have no idea what WAFL is. Thanks. --- Bill Becker [EMAIL PROTECTED] wrote: Hello, I am looking for any pointers to white papers, etc. that discuss the

RE: SAME, WAFL and RAID

2002-01-15 Thread Deshpande, Kirti
Good idea.. All I know about WAFL is the House where breakfast is served ;) - Kirti -Original Message- Sent: Tuesday, January 15, 2002 2:57 PM To: Multiple recipients of list ORACLE-L May I make a suggestion? It would be helpful if posters would expand acronyms the first time they

RE: SAME, WAFL and RAID

2002-01-15 Thread Ken Janusz
You make WAFL's with a WAFL iron. Ken -Original Message- Sent: Tuesday, January 15, 2002 2:57 PM To: Multiple recipients of list ORACLE-L Subject:Re: SAME, WAFL and RAID May I make a suggestion? It would be helpful if posters would expand acronyms the first time

RE: SAME, WAFL and RAID

2002-01-15 Thread Kevin Lange
Absolutely good idea. -Original Message- Sent: Tuesday, January 15, 2002 3:23 PM To: Multiple recipients of list ORACLE-L Good idea.. All I know about WAFL is the House where breakfast is served ;) - Kirti -Original Message- Sent: Tuesday, January 15, 2002 2:57 PM To:

RE: SAME, WAFL and RAID

2002-01-15 Thread Nick Wagner
Title: RE: SAME, WAFL and RAID good question... RAID and WALF -- see below. SAME... no idea... RAID - (from http://www.uni-mainz.de/~neuffer/scsi/what_is_raid.html ) What does RAID stand for ? In 1987, Patterson, Gibson and Katz at the University of California Berkeley, published a paper

RE: SAME, WAFL and RAID

2002-01-15 Thread Deshpande, Kirti
Title: RE: SAME, WAFL and RAID Great ! Thanks for the info.. - Kirti -Original Message-From: Nick Wagner [mailto:[EMAIL PROTECTED]]Sent: Tuesday, January 15, 2002 3:49 PMTo: Multiple recipients of list ORACLE-LSubject: RE: SAME, WAFL and RAID good question... RAID and WALF -- see

RE: SAME, WAFL and RAID

2002-01-15 Thread Eswar the MAD
Hi, WAFL is Write Anywhere File Layout... Its the file lay out used by snapshot supported storege Devices(NetApp Storege Etc), This is completely different from a RAID. A RAID is a system which may or maynot be h/w controlled. But WAFL is the Low level file layout of the Storege system. In

RE: SAME, WAFL and RAID

2002-01-15 Thread Mohan, Ross
Title: RE: SAME, WAFL and RAID SAME = 'stripe and mirror everthing' BHT = 'butylated hydroxytoluene' -Original Message-From: Deshpande, Kirti [mailto:[EMAIL PROTECTED]]Sent: Tuesday, January 15, 2002 5:29 PMTo: Multiple recipients of list ORACLE-LSubject: RE: SAME, WAFL

RE: SAME, WAFL and RAID

2002-01-15 Thread Mohan, Ross
Title: RE: SAME, WAFL and RAID Yea, they were talking about clustering all right. sure uh huh right Whatever! -Original Message-From: Deshpande, Kirti [mailto:[EMAIL PROTECTED]]Sent: Tuesday, January 15, 2002 6:26 PMTo: Multiple recipients of list ORACLE-LSubject: RE