RE: Softupdates Question

2005-07-15 Thread Norbert Koch
 -Original Message-
 From: [EMAIL PROTECTED]
 [mailto:[EMAIL PROTECTED] Behalf Of Alex de Kruijff
 Sent: Thursday, July 14, 2005 4:57 PM
 To: Scott Sipe
 Cc: freebsd-questions@freebsd.org
 Subject: Re: Softupdates Question
 
 
 On Tue, Jun 28, 2005 at 03:40:41PM -0400, Scott Sipe wrote:
  
  Hi,
  
  At work we're running some rather old accounting software that tells  
  us to disable oplocks and all caheing on our file server (and our  
  clients)--Samba/FreeBSD isn't officially supported (the only  
  platforms that are are Windows Server and Novell--yes, it's old) but  
  we've been running fine on this configuration.
  
  The software is sensitive to data caching issues etc, and corruption  
  is occasionally an issue.
  
  I have all oplocks disabled for the share in samba, and at the moment  
  I have softupdates disabled on the accounting software mount.
  
  My question is, does activating softupdates add any risk of data  
  loss? My guess is no, but I've wanted to play it safe. Our other  
  samba shares all have softupdates enabled and do fine, and speed is  
  becoming somewhat of an issue.
 
 No there's no risk of data loss. 

Yes, there is!
Softupdates guarantees a consistent state of meta data. But there
is a chance of losing a lot of recent file data changes.
An other problem is, that Softupdates cannot know how much data
is still in the hard disk's cache and not yet written back.

I think it cannot easyly be answered, if it is better in this
special configuration to run with or w/o Softupdates.

Norbert
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Re: Softupdates Question

2005-07-14 Thread Alex de Kruijff
On Tue, Jun 28, 2005 at 03:40:41PM -0400, Scott Sipe wrote:
 
 Hi,
 
 At work we're running some rather old accounting software that tells  
 us to disable oplocks and all caheing on our file server (and our  
 clients)--Samba/FreeBSD isn't officially supported (the only  
 platforms that are are Windows Server and Novell--yes, it's old) but  
 we've been running fine on this configuration.
 
 The software is sensitive to data caching issues etc, and corruption  
 is occasionally an issue.
 
 I have all oplocks disabled for the share in samba, and at the moment  
 I have softupdates disabled on the accounting software mount.
 
 My question is, does activating softupdates add any risk of data  
 loss? My guess is no, but I've wanted to play it safe. Our other  
 samba shares all have softupdates enabled and do fine, and speed is  
 becoming somewhat of an issue.

No there's no risk of data loss. 

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Softupdates Question

2005-06-28 Thread Scott Sipe


Hi,

At work we're running some rather old accounting software that tells  
us to disable oplocks and all caheing on our file server (and our  
clients)--Samba/FreeBSD isn't officially supported (the only  
platforms that are are Windows Server and Novell--yes, it's old) but  
we've been running fine on this configuration.


The software is sensitive to data caching issues etc, and corruption  
is occasionally an issue.


I have all oplocks disabled for the share in samba, and at the moment  
I have softupdates disabled on the accounting software mount.


My question is, does activating softupdates add any risk of data  
loss? My guess is no, but I've wanted to play it safe. Our other  
samba shares all have softupdates enabled and do fine, and speed is  
becoming somewhat of an issue.


thanks,
Scott
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