Large closed sessions

We have a blackberry server running in our domain it replicates with our main domino server every 5 minutes. Every so often the blackberry server closes a large session: 04.12.2008 12:04:27 Closed session for Server_nameDatabases accessed: 8198 Documents read: 16669 Documents written: 0

04.12.2008 12:04:28 Closed session for Server_name Databases accessed: 8710 Documents read: 17493 Documents written

: 6

04.12.2008 12:04:28 Closed session for Server_name Databases accessed: 1 Documents read: 0 Documents written

This causes our server to be unavaleble for a few minutes.

My question is how can i control these sessions if at all possible?

Subject: Help still needed

It is still a problem