At Wed, 06 Feb 2013 12:32:29 -0500 [email protected] wrote:

> 
> On Wed, Feb 06, 2013 at 10:34:26AM -0500, Robert Heller wrote:
> > I help admin some machines on a small LAN and a couple of what I believe
> > are minor issues, but the guy I work for is worried about them.
> > 
> > First of all, the backup server is an older 32-bit machine, with an IDE
> > hard drive.  Backups are to an external USB drive (2TB).  The machine
> > runs CentOS (5.9).  We have Amanda version 3.2.0 installed.  The machine
> > is also the DNS, DHCP, and LDAP server for this LAN and it is used for
> > little else.
> > 
> > The first issue is when the daily amcheck is run, *sometimes* it gets a
> > timeout when it checks itself -- I cannot manually reproduce this. 
> > This happens only ossasionally and it never has a problem backing
> > itself up.  The guy I manage this LAN for thinks there might be a
> > problem.  *I* don't think so, I think it is just a slow machine
> > operating right on the edge of the timeout period.  A typical message
> > looks like:
> 
> One additional possibility, the external USB drive.  My pair
> shut off the drive motors when unused.  On next access attempt
> the attempted read hangs while the drive wakes up.  I can see
> amcheck might abort this read due to some timeout.
> 
> One possible way to avoid this is to combine the call to
> amcheck with a preceeding action that accesses the drive
> so it is already awake when amcheck is called.  Maybe an
> 'ls' of a directory on the drive.

We dealth with this issue by turning off the drive's 'sleep' option (a USB
firmware option).

> > 
> > From: "Amanda user" <[email protected]>
> > Date: Feb 4, 2013 4:43 PM
> > Subject: 60 Village Drive AMANDA PROBLEM: FIX BEFORE RUN, IF POSSIBLE
> > To: <[email protected]>
> > Cc:
> > 
> > Amanda Tape Server Host Check
> > -----------------------------
> > Holding disk /dumps/amanda: 98976 MB disk space available, using 98876 MB
> > slot 25: volume '60villagedrive-025' is still active and cannot be 
> > overwritten
> > slot 26: volume '60villagedrive-026'
> > Will write to volume '60villagedrive-026' in slot 26.
> > NOTE: skipping tape-writable test
> > Server check took 2624.707 seconds
> > 
> > Amanda Backup Client Hosts Check
> > --------------------------------
> > WARNING: bach: selfcheck request failed: timeout waiting for REP
> > Client check: 3 hosts checked in 95.344 seconds.  1 problem found.
> > 
> > (brought to you by Amanda 3.2.0)
> > 
> > The second issue is what Amanda is stating about the tape(s) it is
> > expecting in the amdump report:
> > 
> > "These dumps were to tape 60villagedrive-027.
> >  The next tape Amanda expects to use is: 60villagedrive-vault-023.
> >  The next new tape already labelled is: 60villagedrive-028."
> > 
> > The 'vault' tapes are on a *different* virtual changer (full backups
> > are vaulted there weekly and these vault tapes are burned to DVD-Rs from
> > time to time).  The guy I manage this LAN for thinks Amanda might be
> > confused, but I don't think so.  
> > 
> > 
> > 
> > 
> > --  
> > Robert Heller             -- 978-544-6933 / [email protected] 
> > Deepwoods Software        -- http://www.deepsoft.com/ 
> > ()  ascii ribbon campaign -- against html e-mail 
> > /\  www.asciiribbon.org   -- against proprietary attachments
> > 
> > 
> >                                                  
> > 
> >>> End of included message <<<
> 

-- 
Robert Heller             -- 978-544-6933 / [email protected]
Deepwoods Software        -- http://www.deepsoft.com/
()  ascii ribbon campaign -- against html e-mail
/\  www.asciiribbon.org   -- against proprietary attachments


                                                                                
                                      

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