HI friends

i am experiencing very very poor backup performance while taking backup of 
domino server.
It is having around 700GB of data and LAN FREE backup on 2 tapes completing in 
30 hours.

OS WIN2k3 64_bit Ent Ed.
Lotus. 8.5.2
TDP for mail 5.5.3
Storage agent 5.5
Version of ibmtape device driver on the Domino windows host that controls tape 
drives---6.2.1.5

i have also tried performance tunning parameters but no luck.

DOMTXNGROUPMAX= 64
DOMTXNBYTELIMIT =2097152


dsm.opt


*======================================================================*

* *

* IBM Tivoli Storage Manager for Mail *

* Data Protection for Lotus Domino *

* *

* Sample Options File *

* *

*======================================================================*

COMMMethod TCPip

TCPPort 1500

TCPServeraddress 10.3.3.34

TCPWindowsize 63

TCPBuffSize 32

TXNBYTELIMIT 2097152

　

NODename domino_PDCHM_tdp

PASSWORDAccess Generate

　

SCHEDMODE Polling

*SCHEDLOGRetention 14

*SCHEDMODE Prompted

*TCPCLIENTADDRESS yy.yy.yy.yy

*TCPCLIENTPORT 1502

enablelanfree yes

*lanfreecommmethod tcpip

*lanfreetcpport 1500

　

COMPRESSIon NO

COMPRESSAlways NO

　

　

* Exclude all databases named "db1.nsf" regardless of where they appear

*EXCLUDE db1.nsf

* Exclude all databases that match "help5_*" in the "help" subdirectory

*EXCLUDE help\help5_*

* Include all databases in the "mail6" directory

*INCLUDE mail6\...\*

* Assign all databases that match "*.nsf" in the "mail" subdirectory

* to the "MAILDB" management class

*INCLUDE mail\*.nsf* MAILDB

* Exclude all databases in the "mail6" subdirectory from compression

*EXCLUDE.COMPRESSION mail6\...\*

* Encrypt all databases in the "mail5" directory

*INCLUDE.ENCRYPT mail5\...\*

* The Default include/exclude list follows:

*

* Note: You can back up the log.nsf database but you can only restore

* it to an alternate name.

*

EXCLUDE log.nsf

EXCLUDE mail.box

* Include all transaction logs

INCLUDE S*.TXN

TCPNODELAY YES


Regards
Sandeep jain

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