ADSM-L

Re: NT Client - Out of Memory

2001-04-02 12:09:10
Subject: Re: NT Client - Out of Memory
From: "Chibois, Herve" <Chibois_H AT ADMIRAL DOT FR>
Date: Mon, 2 Apr 2001 18:10:47 +0200
Ok,

Looks good, some remarks,

TCPWindowsize set to 63 under NT does not enhance perf.
NT is not RFC1323 compliant (that why you can not set it to 64)
and works better if this param is set to 48. Of course, your TSM
server is correctly set to handle these config.

setting TNXBYTElimit to 2GB seems to me a little hazardous. It seems
that you accepts sending up to 2GB of data before TSM commit the single
transaction ? Humm... dangerous.

Here are some 'best-practises' values
if your TSM server is UNIX : 2048
if your TSM server is NT : 25600

Also check the MEMORYEFFICIENTBACKUP (see other message)

rv

> -----Message d'origine-----
> De : David Nash [mailto:daven AT GRAINSYSTEMS DOT COM]
> Envoyé : lundi 2 avril 2001 17:57
> À : ADSM-L AT VM.MARIST DOT EDU
> Objet : Re: NT Client - Out of Memory
> 
> 
> Here are the significant parameters from the dsm.opt:
>     DOMAIN C:
>     DOMAIN D:
>     TCPSERVERADDRESS 172.20.0.7
>     TXNBYTELIMIT 2097152
>     TCPWINDOWSIZE 63
>     TCPBUFFSIZE 32
>     LARGECOMMBUFFERS NO
> I don't think i have set or changed the resourceutilization' param.
> Is that in the dsm.opt?
> 
> This is an incremental.  We had no problems running the first full
> backup.  The server is a single 400Mhz processor with 128MB of RAM.
> 
> Thanks,
> 
> --David Nash
>   Systems Administrator
>   The GSI Group
> 
> ----- Original Message -----
> From: "Chibois, Herve" <Chibois_H AT ADMIRAL DOT FR>
> To: <ADSM-L AT VM.MARIST DOT EDU>
> Sent: Monday, April 02, 2001 10:42 AM
> Subject: Re: NT Client - Out of Memory
> 
> 
> > Hi David,
> >
> > Close all the useless client applis and services on the NT box
> > Have you changed the 'resourceutilization' param ? If yes, 
> set it to 1
> > in dsm.opt. What are your TCPxxx parameters and TNXBYTELIMIT ?
> >
> > How big is your server ?
> >
> > If it is the first time you backup this machine, try to send drives
> > one by one, of huge-directories one by one.
> >
> > If this is a normal incrémental session, add some RAM !
> >
> > rv
> >
> > > -----Message d'origine-----
> > > De : David Nash [mailto:daven AT GRAINSYSTEMS DOT COM]
> > > Envoyé : lundi 2 avril 2001 17:34
> > > À : ADSM-L AT VM.MARIST DOT EDU
> > > Objet : NT Client - Out of Memory
> > >
> > >
> > >     We are having a problem with an NT Client.  We
> > > are using 4.1.3 client and server.  The NT Client
> > > (NT Server 4.0 SP6a) is getting an error message
> > > when we try to back it up.  The error is ANS1030E,
> > > which states "Out of memory...".  Is there anything
> > > I can do short of adding more memory or increasing
> > > the pagefile?  This server has a RAID5 partition that
> > > contains about 100 GB of small files.
> > >
> > > Thanks,
> > >
> > > --David Nash
> > >   Systems Administrator
> > >   The GSI Group
> > >
> >
> >
> 
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