Veritas-bu

[Veritas-bu] Re: Slow Client Backup

2005-10-20 11:34:48
Subject: [Veritas-bu] Re: Slow Client Backup
From: Karl.Rossing AT Federated DOT CA (Karl.Rossing AT Federated DOT CA)
Date: Thu, 20 Oct 2005 10:34:48 -0500
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How much of an issue can file fragmentation be as it relates to databases 
and  backups?

eg:
Volume fragmentation
    Total fragmentation                        = 47 %
    File fragmentation                         = 95 %
    Free space fragmentation                   = 0 %


Karl Rossing/fhcc wrote on 10/20/2005 10:23:25 AM:

> Netbackup Admins,
> 
> I have a windows client that is running the Lotus Notes Agent. It's 
> backups have been slow 4MB/sec compared to 14MB/sec over the last 
> couple of days. The server is running a broadcom net extreme 1GB copper 
nic.
> 
> I restarted the Netbackup service. Didn't fix things.
> I restarted the Lotus Services. Didn't fix things.
> Stopped the antivirus services. Didn't fix things.
> 
> I think it's either a leaky/crappy Net extreme GB driver or the 
> server needs to be rebooted because some lotus processes do not 
> restart when you restart lotus services.
> 
> I'm planning on upgrading the Net Extreme GB driver tonight from 
> version 6.3 to 7.1.
> 
> Have you ran into windows network drivers that slow down over time?

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<br><font size=2 face="sans-serif">How much of an issue can file fragmentation
be as it relates to databases and &nbsp;backups?</font>
<br>
<br><font size=2 face="sans-serif">eg:</font>
<br><font size=2 face="sans-serif">Volume fragmentation</font>
<br><font size=2 face="sans-serif">&nbsp; &nbsp; Total fragmentation &nbsp;
&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;=
47 %</font>
<br><font size=2 face="sans-serif">&nbsp; &nbsp; File fragmentation &nbsp;
&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;
= 95 %</font>
<br><font size=2 face="sans-serif">&nbsp; &nbsp; Free space fragmentation
&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; = 0 %<br>
</font>
<br>
<br><font size=2><tt>Karl Rossing/fhcc wrote on 10/20/2005 10:23:25 AM:<br>
<br>
&gt; Netbackup Admins,</tt></font>
<br><font size=2><tt>&gt; <br>
&gt; I have a windows client that is running the Lotus Notes Agent. It's
<br>
&gt; backups have been slow 4MB/sec compared to 14MB/sec over the last
<br>
&gt; couple of days. The server is running a broadcom net extreme 1GB copper
nic.</tt></font>
<br><font size=2><tt>&gt; <br>
&gt; I restarted the Netbackup service. Didn't fix things.</tt></font>
<br><font size=2><tt>&gt; I restarted the Lotus Services. Didn't fix 
things.</tt></font>
<br><font size=2><tt>&gt; Stopped the antivirus services. Didn't fix 
things.</tt></font>
<br><font size=2><tt>&gt; <br>
&gt; I think it's either a leaky/crappy Net extreme GB driver or the <br>
&gt; server needs to be rebooted because some lotus processes do not <br>
&gt; restart when you restart lotus services.</tt></font>
<br><font size=2><tt>&gt; <br>
&gt; I'm planning on upgrading the Net Extreme GB driver tonight from <br>
&gt; version 6.3 to 7.1.</tt></font>
<br><font size=2><tt>&gt; <br>
&gt; Have you ran into windows network drivers that slow down over time?<br>
</tt></font>
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