Veritas-bu

[Veritas-bu] Linux restore problems ... RESOLVED!

2005-08-31 11:23:39
Subject: [Veritas-bu] Linux restore problems ... RESOLVED!
From: cheryl.king AT intrado DOT com (King, Cheryl)
Date: Wed, 31 Aug 2005 09:23:39 -0600
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Good question. I'm interested as well.  This sounds very bizzare to me.

________________________________

From: veritas-bu-admin AT mailman.eng.auburn DOT edu
[mailto:veritas-bu-admin AT mailman.eng.auburn DOT edu] On Behalf Of John
Howard
Sent: Tuesday, August 30, 2005 6:55 PM
To: veritas-bu AT mailman.eng.auburn DOT edu
Subject: Re: [Veritas-bu] Linux restore problems ... RESOLVED!


Just cuious, what vendor/model router is involved and what is the
architecture/OS of the master/media.

john


On 8/30/05, Wayne T Smith <wtsmith AT maine DOT edu> wrote:=20

        A few weeks ago I reported inability to restore a file (times
out),
        except to the backup server itself.
=09
        After a few weeks and getting several people involved, we've
discovered
        the cause: our router has a sensitivity to a certain sequence of

        characters of data ... and this file had that sequence!    There
is a
        fix available to the router and it should be applied next week.
=09
        Thanks to all who offered suggestions!
=09
        cheers, wayne
=09
        Wayne T Smith wrote, in part,  on 8/2/2005 4:14 PM:=20
=09
        > My Solaris NetBackup server is v5.1MP3 and I have a problem
with some
        > Linux restores.  On a few machines a full restore results in
some
        > (many!) files not being restored.  Some files are restored;
others=20
        > aren't.  If I pick one of the "problem" files and restore just
it, I
        > get a status code 5, with a "Socket write failed" error, 9-11
minutes
        > into the restore.  An example Admin Console log is listed
below.=20
        > Failures are always 9-11 minutes into the restore, with the
below
        > example almost exactly 10 minutes.
        >
        > A restore to another Linux machine (version & MP do not seem
to
        > matter) results in the same error.  However, a restore to my
backup=20
        > server succeeds!   For what it is worth, the data was backed
up with
        > NetBackup v4.5MP5.
        >
        > I could use suggestions for how to debug this problem (socket
write
        > failed is not very informative) and any suggestions on
settings to=20
        > tweak, should that be the problem.
        >
        > (My master/media server has the following timeouts reported:
Client
        > connect timeout: 900 seconds, Client read timeout: 1800
seconds, Media
        > server connect timeout: 60 seconds, Use OS dependent timeouts
is=20
        > checked.  On the client, the Client read timeout is 300
seconds).
        >
        > Thanks and cheers, wayne
        >
        >
        > ash:~$ less
        >
/usr/openv/netbackup/logs/user_ops/wsmith/logs/jbpUJAmua4gi.log=20
        > Restore started 08/02/2005 14:45:49
        >
        > 14:45:57 (248339.xxx) Restore job id 248339 will require 1
image.
        > 14:45:57 (248339.xxx) Media id NB0361 is needed for the
restore.
        > 14:45:57 (248339.xxx ) Media id NB0263 is needed for the
restore.
        > 14:45:57 (248339.xxx) Media id NB0145 is needed for the
restore.
        >
        > 14:46:02 (248339.001) Restoring from image created Sat 30 Jul
2005
        > 12:19:57 AM EDT=20
        > 14:46:10 (248339.001) INF - Waiting for mount of media id
NB0263 on
        > server ash for reading.
        > 14:53:56 (248339.001) INF - Waiting for positioning of media
id NB0263
        > on server ash for reading.=20
        > 14:54:31 (248339.001) INF - Beginning restore from server ash
to
        > client cedar.unet.maine.edu.
        > 15:04:37 (248339.001) The following files/folders were not
restored:=20
        > 15:04:38 (248339.001) UTF -
        >
/usr/local/blackboard/content/vi/bb_bb60/courses/1/00230_K_042/groups/_9
839_1/_276333_1/Presenta
        >
        > tion.ppt
        > 15:04:39 (248339.001) Status of restore from image created Sat
30 Jul=20
        > 2005 12:19:57 AM EDT =3D socket write failed
        >
        > 15:04:40 (248339.xxx) INF - Status =3D the restore failed to
recover the
        > requested files.
        > _______________________________________________
        > Veritas-bu maillist  -  Veritas-bu AT mailman.eng.auburn DOT edu
        > http://mailman.eng.auburn.edu/mailman/listinfo/veritas-bu=20
=09
=09
        _______________________________________________
        Veritas-bu maillist  -  Veritas-bu AT mailman.eng.auburn DOT edu
        http://mailman.eng.auburn.edu/mailman/listinfo/veritas-bu
=09



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<DIV dir=3Dltr align=3Dleft><SPAN class=3D782542015-31082005><FONT =
face=3DArial=20
color=3D#0000ff size=3D2>Good question.&nbsp;I'm interested as =
well.&nbsp; This=20
sounds very bizzare to me.</FONT></SPAN></DIV><BR>
<DIV class=3DOutlookMessageHeader lang=3Den-us dir=3Dltr align=3Dleft>
<HR tabIndex=3D-1>
<FONT face=3DTahoma size=3D2><B>From:</B> =
veritas-bu-admin AT mailman.eng.auburn DOT edu=20
[mailto:veritas-bu-admin AT mailman.eng.auburn DOT edu] <B>On Behalf Of =
</B>John=20
Howard<BR><B>Sent:</B> Tuesday, August 30, 2005 6:55 PM<BR><B>To:</B>=20
veritas-bu AT mailman.eng.auburn DOT edu<BR><B>Subject:</B> Re: [Veritas-bu] =
Linux=20
restore problems ... RESOLVED!<BR></FONT><BR></DIV>
<DIV></DIV>Just cuious, what vendor/model router is involved and what is =
the=20
architecture/OS of the master/media.<BR><BR>john<BR><BR>
<DIV><SPAN class=3Dgmail_quote>On 8/30/05, <B =
class=3Dgmail_sendername>Wayne T=20
Smith</B> &lt;<A =
href=3D"mailto:wtsmith AT maine DOT edu">wtsmith AT maine DOT edu</A>&gt;=20
wrote:</SPAN>
<BLOCKQUOTE class=3Dgmail_quote=20
style=3D"PADDING-LEFT: 1ex; MARGIN: 0pt 0pt 0pt 0.8ex; BORDER-LEFT: =
rgb(204,204,204) 1px solid">A=20
  few weeks ago I reported inability to restore a file (times =
out),<BR>except to=20
  the backup server itself.<BR><BR>After a few weeks and getting several =
people=20
  involved, we've discovered<BR>the cause: our router has a sensitivity =
to a=20
  certain sequence of <BR>characters of data ... and this file had that=20
  sequence!&nbsp;&nbsp;&nbsp;&nbsp;There is a<BR>fix available to the =
router and=20
  it should be applied next week.<BR><BR>Thanks to all who offered=20
  suggestions!<BR><BR>cheers, wayne<BR><BR>Wayne T Smith wrote, in=20
  part,&nbsp;&nbsp;on 8/2/2005 4:14 PM: <BR><BR>&gt; My Solaris =
NetBackup server=20
  is v5.1MP3 and I have a problem with some<BR>&gt; Linux=20
  restores.&nbsp;&nbsp;On a few machines a full restore results in =
some<BR>&gt;=20
  (many!) files not being restored.&nbsp;&nbsp;Some files are restored; =
others=20
  <BR>&gt; aren't.&nbsp;&nbsp;If I pick one of the "problem" files and =
restore=20
  just it, I<BR>&gt; get a status code 5, with a "Socket write failed" =
error,=20
  9-11 minutes<BR>&gt; into the restore.&nbsp;&nbsp;An example Admin =
Console log=20
  is listed below. <BR>&gt; Failures are always 9-11 minutes into the =
restore,=20
  with the below<BR>&gt; example almost exactly 10 =
minutes.<BR>&gt;<BR>&gt; A=20
  restore to another Linux machine (version &amp; MP do not seem =
to<BR>&gt;=20
  matter) results in the same error.&nbsp;&nbsp;However, a restore to my =
backup=20
  <BR>&gt; server succeeds!&nbsp;&nbsp; For what it is worth, the data =
was=20
  backed up with<BR>&gt; NetBackup v4.5MP5.<BR>&gt;<BR>&gt; I could use=20
  suggestions for how to debug this problem (socket write<BR>&gt; failed =
is not=20
  very informative) and any suggestions on settings to <BR>&gt; tweak, =
should=20
  that be the problem.<BR>&gt;<BR>&gt; (My master/media server has the =
following=20
  timeouts reported: Client<BR>&gt; connect timeout: 900 seconds, Client =
read=20
  timeout: 1800 seconds, Media<BR>&gt; server connect timeout: 60 =
seconds, Use=20
  OS dependent timeouts is <BR>&gt; checked.&nbsp;&nbsp;On the client, =
the=20
  Client read timeout is 300 seconds).<BR>&gt;<BR>&gt; Thanks and =
cheers,=20
  wayne<BR>&gt;<BR>&gt;<BR>&gt; ash:~$ less<BR>&gt;=20
  /usr/openv/netbackup/logs/user_ops/wsmith/logs/jbpUJAmua4gi.log =
<BR>&gt;=20
  Restore started 08/02/2005 14:45:49<BR>&gt;<BR>&gt; 14:45:57 =
(248339.xxx)=20
  Restore job id 248339 will require 1 image.<BR>&gt; 14:45:57 =
(248339.xxx)=20
  Media id NB0361 is needed for the restore.<BR>&gt; 14:45:57 =
(248339.xxx )=20
  Media id NB0263 is needed for the restore.<BR>&gt; 14:45:57 =
(248339.xxx) Media=20
  id NB0145 is needed for the restore.<BR>&gt;<BR>&gt; 14:46:02 =
(248339.001)=20
  Restoring from image created Sat 30 Jul 2005<BR>&gt; 12:19:57 AM EDT =
<BR>&gt;=20
  14:46:10 (248339.001) INF - Waiting for mount of media id NB0263 =
on<BR>&gt;=20
  server ash for reading.<BR>&gt; 14:53:56 (248339.001) INF - Waiting =
for=20
  positioning of media id NB0263<BR>&gt; on server ash for reading. =
<BR>&gt;=20
  14:54:31 (248339.001) INF - Beginning restore from server ash =
to<BR>&gt;=20
  client <A =
href=3D"http://cedar.unet.maine.edu";>cedar.unet.maine.edu</A>.<BR>&gt;=20
  15:04:37 (248339.001) The following files/folders were not restored: =
<BR>&gt;=20
  15:04:38 (248339.001) UTF -<BR>&gt;=20
  =
/usr/local/blackboard/content/vi/bb_bb60/courses/1/00230_K_042/groups/_98=
39_1/_276333_1/Presenta<BR>&gt;<BR>&gt;=20
  tion.ppt<BR>&gt; 15:04:39 (248339.001) Status of restore from image =
created=20
  Sat 30 Jul <BR>&gt; 2005 12:19:57 AM EDT =3D socket write =
failed<BR>&gt;<BR>&gt;=20
  15:04:40 (248339.xxx) INF - Status =3D the restore failed to recover =
the<BR>&gt;=20
  requested files.<BR>&gt;=20
  _______________________________________________<BR>&gt; Veritas-bu=20
  maillist&nbsp;&nbsp;-&nbsp;&nbsp;<A=20
  =
href=3D"mailto:Veritas-bu AT mailman.eng.auburn DOT edu">Veritas-bu AT mailman 
DOT eng.=
auburn.edu</A><BR>&gt;=20
  <A=20
  =
href=3D"http://mailman.eng.auburn.edu/mailman/listinfo/veritas-bu";>http:/=
/mailman.eng.auburn.edu/mailman/listinfo/veritas-bu=20
  =
</A><BR><BR><BR>_______________________________________________<BR>Verita=
s-bu=20
  maillist&nbsp;&nbsp;-&nbsp;&nbsp;<A=20
  =
href=3D"mailto:Veritas-bu AT mailman.eng.auburn DOT edu">Veritas-bu AT mailman 
DOT eng.=
auburn.edu</A><BR><A=20
  =
href=3D"http://mailman.eng.auburn.edu/mailman/listinfo/veritas-bu";>http:/=
/mailman.eng.auburn.edu/mailman/listinfo/veritas-bu</A><BR></BLOCKQUOTE><=
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