ADSM-L

[ADSM-L] AIX/Win2K3 backup speed problem

2008-01-31 23:07:28
Subject: [ADSM-L] AIX/Win2K3 backup speed problem
From: "Lamb, Charles P." <cplamb AT NPPD DOT COM>
To: ADSM-L AT VM.MARIST DOT EDU
Date: Thu, 31 Jan 2008 22:06:48 -0600
Hi...........

We are experiencing the same network speed problems on both AIX V5.3 and
MS W2Kx client servers.  Using TSM V5.3.4.2 AIX V5.3 server w/64GB
memory, 8-WAY IBM 9133-55A which is called cgoaix08/08z.  We have a
dedicated 1GB VLan backup subnet. 2TB of changed data per night at about
40MB/sec.  See below on timing results.

>From our SAP Prod DB server:
To CGOAIX08Z (en3) interface (1Gbps interface on both ends):
230 User root logged in.
ftp> bin
200 Type set to I.
ftp> put "|dd if=/dev/zero bs=8k count=100000" /dev/null
200 PORT command successful.
150 Opening data connection for /dev/null.
100000+0 records in.
100000+0 records out.
226 Transfer complete.
819200000 bytes sent in 6.937 seconds (1.153e+05 Kbytes/s)
local: |dd if=/dev/zero bs=8k count=100000 remote: /dev/null
 
To CGOAIX08 (en1) interface (from a 100Mbs interface on the sending
server):
230 User root logged in.
ftp> bin
200 Type set to I.
ftp> put "|dd if=/dev/zero bs=8k count=100000" /dev/null
200 PORT command successful.
150 Opening data connection for /dev/null.
100000+0 records in.
100000+0 records out.
226 Transfer complete.
819200000 bytes sent in 69.26 seconds (1.155e+04 Kbytes/s)
local: |dd if=/dev/zero bs=8k count=100000 remote: /dev/null
 
 
>From our Oracle DB server:
To (en3) interface (1Gbps interface on both ends):
230 User root logged in.
ftp> bin
200 Type set to I.
ftp> put "|dd if=/dev/zero bs=8k count=100000" /dev/null
200 PORT command successful.
150 Opening data connection for /dev/null.
100000+0 records in.
100000+0 records out.
226 Transfer complete.
819200000 bytes sent in 11.65 seconds (6.864e+04 Kbytes/s)
local: |dd if=/dev/zero bs=8k count=100000 remote: /dev/null
 
To (en1) interface (from a 100Mbs interface on the sending server):
ftp> bin
200 Type set to I.

ftp> put "|dd if=/dev/zero bs=8k count=100000" /dev/null
200 PORT command successful.
150 Opening data connection for /dev/null.
100000+0 records in.
100000+0 records out.
226 Transfer complete.
819200000 bytes sent in 69.83 seconds (1.146e+04 Kbytes/s)
local: |dd if=/dev/zero bs=8k count=100000 remote: /dev/null
 
 
>From our Banner (Billing) server:
To (en3) interface (1Gbps interface on both ends):
230 User root logged in.
ftp> bin
200 Type set to I.
ftp> put "|dd if=/dev/zero bs=8k count=100000" /dev/null
200 PORT command successful.
150 Opening data connection for /dev/null.
100000+0 records in
100000+0 records out
226 Transfer complete.
819200000 bytes sent in 12.35 seconds (6.476e+04 Kbytes/s)
local: |dd if=/dev/zero bs=8k count=100000 remote: /dev/null
 
To (en1) interface (from a 100Mbs interface on the sending server):
ftp> bin
200 Type set to I.
ftp> put "|dd if=/dev/zero bs=8k count=100000" /dev/null
200 PORT command successful.
150 Opening data connection for /dev/null.
100000+0 records in
100000+0 records out
226 Transfer complete.
819200000 bytes sent in 69.12 seconds (1.157e+04 Kbytes/s)
local: |dd if=/dev/zero bs=8k count=100000 remote: /dev/null 

-----Original Message-----
From: ADSM: Dist Stor Manager [mailto:ADSM-L AT VM.MARIST DOT EDU] On Behalf Of
Sam Sheppard
Sent: Thursday, January 31, 2008 8:42 PM
To: ADSM-L AT VM.MARIST DOT EDU
Subject: Re: [ADSM-L] Win2K3 backu

---------------------------- Top of message ----------------------------
>>--> 01-31-08  18:38  S.SHEPPARD     (SHS)    Re: [ADSM-L] Win2K3 backu
Forgot to mention; the backups/restores are on separate, dedicated
interfaces on both client and server, all at 1Gb full.

Still looking for an answer.  Will update with any resolution.

Sam Sheppard
San Diego Data Processing Corp.
(858)-581-9668
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---------------------------- Top of message ----------------------------
>>--> 01-31-08  17:21  ..NETMAIL     ()     Re: [ADSM-L] Win2K3 backu
Date: Thu, 31 Jan 2008 20:05:23 -0500
From: "James Drozynski" <drozynsk AT US.IBM DOT COM>
Subject: Re: [ADSM-L] Win2K3 backup performance
To: ADSM-L AT VM.MARIST DOT EDU
_________________________________Top_of_Message_________________________
________

Hi Sam,
   I had a similar problem with a notes server running W2003.
I was using the tdp client for lotus notes.  My work around was to take
a
second network interface
on the server and lock both the port and the client down to 100/full
duplex. This tdp client is the only one I
have to run on this second interface and it works fine now. I don't know
if you have a hdwe. second interface, but if you
do, try adding another ip address and give it a try...TSM allows for the
use of more then one hdwe.  interface...

At any rate kindly let me know what your resolution is as I'm
interested...

thx jimmyd

James Drozynski
IBM Pittsburgh Lab
11 Stanwix Street
Pittsburgh Pa. 15222
Tel:412-667-4421
Fax:412-667-6975
Tie:989-4421

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