How many Transaction logs is normal?
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How many Transaction logs is normal?

 
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Hazza73
Guest





Posted: Wed Dec 21, 2005 1:58 am    Post subject: How many Transaction logs is normal? Reply with quote

I am running Exchange 2003 server and am trying to find out what is the
normal number of daily transaction logs? I have approx 280 mailboxes and 2500
public folders (priv.edb is 28GB and pub.edb is 40GB). The public folders
have been migrated from a 5.5 server and I am in the process of removing the
replicas using pfmigrate. There is quite a lot of traffic on the server as it
is part of a larger exchange organisation.
At present the transaction logs grow to about 2 GB in 24 hrs (or a new 5MB
file every 3 minutes during the day - less out of office hours). I am just
wondering if this is normal log growth or do I have excessive numbers of logs
for the load on the Exchange server?

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Bharat Suneja
Guest





Posted: Wed Dec 21, 2005 1:58 am    Post subject: Re: How many Transaction logs is normal? Reply with quote

Answers to all is - it depends. On number of users and mail traffic.

Having said that, 2 Gigs of transaction logs a day for 280 users/mailboxes
doesn't seem too out of whack, imo (unless you established a baseline
earlier in your environment and this is way above that).
--
Bharat Suneja
MCSE, MCT
www.zenprise.com
blog: www.suneja.com/blog
-----------------------------------------


"Hazza73" <Hazza73@discussions.microsoft.com> wrote in message
news:03D7143B-F954-46A7-BB1F-2E2CE40EAE5E@microsoft.com...
Quote:
I am running Exchange 2003 server and am trying to find out what is the
normal number of daily transaction logs? I have approx 280 mailboxes and
2500
public folders (priv.edb is 28GB and pub.edb is 40GB). The public folders
have been migrated from a 5.5 server and I am in the process of removing
the
replicas using pfmigrate. There is quite a lot of traffic on the server as
it
is part of a larger exchange organisation.
At present the transaction logs grow to about 2 GB in 24 hrs (or a new 5MB
file every 3 minutes during the day - less out of office hours). I am just
wondering if this is normal log growth or do I have excessive numbers of
logs
for the load on the Exchange server?
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Jonathan Norris
Guest





Posted: Wed Dec 21, 2005 9:58 am    Post subject: Re: How many Transaction logs is normal? Reply with quote

Once you do a full backup they go away anyway. Unless you have a large
volume of users (or low disk space) I wouldn't be too concerned. I can send
you benchmarks and calculations if you want.

The key is not to run out of disk. At the highest I use 20 GB containers
designated just for Transaction logs, this is per storage group.

Its all relative to your users habits for mail usage, it is a direct
relationship.
--
Jonathan
No Warrenties Implied


"Bharat Suneja" wrote:

Quote:
Answers to all is - it depends. On number of users and mail traffic.

Having said that, 2 Gigs of transaction logs a day for 280 users/mailboxes
doesn't seem too out of whack, imo (unless you established a baseline
earlier in your environment and this is way above that).
--
Bharat Suneja
MCSE, MCT
www.zenprise.com
blog: www.suneja.com/blog
-----------------------------------------


"Hazza73" <Hazza73@discussions.microsoft.com> wrote in message
news:03D7143B-F954-46A7-BB1F-2E2CE40EAE5E@microsoft.com...
I am running Exchange 2003 server and am trying to find out what is the
normal number of daily transaction logs? I have approx 280 mailboxes and
2500
public folders (priv.edb is 28GB and pub.edb is 40GB). The public folders
have been migrated from a 5.5 server and I am in the process of removing
the
replicas using pfmigrate. There is quite a lot of traffic on the server as
it
is part of a larger exchange organisation.
At present the transaction logs grow to about 2 GB in 24 hrs (or a new 5MB
file every 3 minutes during the day - less out of office hours). I am just
wondering if this is normal log growth or do I have excessive numbers of
logs
for the load on the Exchange server?





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Hazza73
Guest





Posted: Thu Dec 22, 2005 1:58 am    Post subject: Re: How many Transaction logs is normal? Reply with quote

Thanks

The daily backup does clear the logs. I have the transaction logs on a
separate partition on a SAN and have increased the disk to 15GB. After a lot
of searching I've found that there is not much info for sizing the
transaction log partition.

"Jonathan Norris" wrote:

Quote:
Once you do a full backup they go away anyway. Unless you have a large
volume of users (or low disk space) I wouldn't be too concerned. I can send
you benchmarks and calculations if you want.

The key is not to run out of disk. At the highest I use 20 GB containers
designated just for Transaction logs, this is per storage group.

Its all relative to your users habits for mail usage, it is a direct
relationship.
--
Jonathan
No Warrenties Implied


"Bharat Suneja" wrote:

Answers to all is - it depends. On number of users and mail traffic.

Having said that, 2 Gigs of transaction logs a day for 280 users/mailboxes
doesn't seem too out of whack, imo (unless you established a baseline
earlier in your environment and this is way above that).
--
Bharat Suneja
MCSE, MCT
www.zenprise.com
blog: www.suneja.com/blog
-----------------------------------------


"Hazza73" <Hazza73@discussions.microsoft.com> wrote in message
news:03D7143B-F954-46A7-BB1F-2E2CE40EAE5E@microsoft.com...
I am running Exchange 2003 server and am trying to find out what is the
normal number of daily transaction logs? I have approx 280 mailboxes and
2500
public folders (priv.edb is 28GB and pub.edb is 40GB). The public folders
have been migrated from a 5.5 server and I am in the process of removing
the
replicas using pfmigrate. There is quite a lot of traffic on the server as
it
is part of a larger exchange organisation.
At present the transaction logs grow to about 2 GB in 24 hrs (or a new 5MB
file every 3 minutes during the day - less out of office hours). I am just
wondering if this is normal log growth or do I have excessive numbers of
logs
for the load on the Exchange server?



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