home *** CD-ROM | disk | FTP | other *** search
- Path: sparky!uunet!crdgw1!newsun!dseeman
- From: dseeman@novell.com (Daniel Seeman)
- Newsgroups: comp.sys.novell
- Subject: Re: VREPAIR, errors.. clues?
- Message-ID: <1993Jan4.174857.28124@novell.com>
- Date: 4 Jan 93 17:48:57 GMT
- References: <1992Dec23.215332.1@tango.cchs.su.oz.au> <1992Dec28.175239.5756@novell.com> <1993Jan3.085306.8153@novell.com>
- Sender: news@novell.com (The Netnews Manager)
- Organization: Novell Inc., San Jose, Califonia
- Lines: 33
- Nntp-Posting-Host: db.sjf.novell.com
-
- In article <1993Jan3.085306.8153@novell.com> donp@novell.com (don provan) writes:
- >In article <1992Dec28.175239.5756@novell.com> dseeman@novell.com (Daniel Seeman) writes:
- >>Don P., do you understand why this is ("...be sure to run VREPAIR
- >>until you find zero errors, then run it once more to verify there were
- >>no errors left...")?
- >
- >I don't have any specific knowledge about why this is necessary with
- >NetWare and VRepair, but from past experience with similar facilities
- >in various operating systems, there are typically two causes for
- >damage repair to require multiple passes. One is that some damage is
- >masked by other damage. The first pass fixing the obscuring damage
- >reveals hidden damage. The other is that some damage repair can
- >move damage from one class to another. For example, deleting a bad
- >directory entry in one pass might mean that disk blocks hanging from
- >that directory entry would show up as "lost" blocks in a subsequent
- >pass. (Shows what i know about VRepair: i had to fall back on an
- >example from TOPS-10 because i don't know enough about what kinds of
- >damage VRepair fixes nor what it calls them.)
- >
- >Hope this helps. Someone that has more experience with VRepair might
- >want to compare my theory with what VRepair actually does to see if
- >what i've said is relevant.
- > don provan
- > donp@novell.com
-
- Thanks for the reply Don...It makes sense to me, but as you say, it would be
- nice if a VREPAIR familiar person would add some insights as well...
-
- Think Peace...
-
- Dan Seeman
- Novell
- Walnut Creek, Ca.
-