Yes, corruption detection was not my initial concerns but that's a good point as well. Keith On September 18, 2014 1:45:14 PM CDT, Kevin Closson <ora_kclosson@xxxxxxxxx> wrote: >Keith, > >I side 100% with your view on this. Was just checking to see if having >RMAN comb the data for corruption was perhaps a part of the concern. > >I hope I don't run into folks at EMC who think a SAN array cannot fail. >There is a reason IT employ disaster protection. > > > >________________________________ > From: Keith Moore <kmoore@xxxxxxxxxxxx> >To: Kevin Closson <ora_kclosson@xxxxxxxxx> >Cc: "kmoore@xxxxxxxxxxxx" <kmoore@xxxxxxxxxxxx>; >"andrew.kerber@xxxxxxxxx" <andrew.kerber@xxxxxxxxx>; >"Oracle-L@xxxxxxxxxxxxx" <oracle-l@xxxxxxxxxxxxx> >Sent: Thursday, September 18, 2014 9:46 AM >Subject: Re: Backups versus snapshots > > >The purpose would be to have a backup if there is a catastrophic SAN >failure. >I know EMC and other storage vendors like to think that cannot happen >but I've >seen it four or five times over the years, mostly due to human error. > >Your database is gone which makes the snapshot (if it still exists) >invalid. > >FYI, we will be using ExtremIO and there are a lot of good things about >the >VBlock. I'm just not comfortable with having zero backups. > >Keith > > >> great thread. >> >> In this specific model would the purpose of RMAN backup to make sure >you're >> not backing up corrupt blocks? >> >> >> >> >> >> >> >> Kevin Closson >> Chief Performance Architect - XtremIO >> EMC >> >> >> ________________________________ >> From: Keith Moore <kmoore@xxxxxxxxxxxx> >> To: andrew.kerber@xxxxxxxxx >> Cc: "Oracle-L@xxxxxxxxxxxxx" <oracle-l@xxxxxxxxxxxxx> >> Sent: Thursday, September 18, 2014 9:17 AM >> Subject: Re: Backups versus snapshots >> >> >> I agree. They do not want to pay for the backup infrastructure so if >that is >> the final decision by the architecture team, rman backups will not be >an >> option. >> >> >> >> >>> Keep snapshots and rman backups. Belt and suspenders. >>> >>> Sent from my iPhone >>> >> >> >> -- >> //www.freelists.org/webpage/oracle-l -- Sent from my Android device with K-9 Mail. Please excuse my brevity.