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#1
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#2
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Hi, My question is: does anyone know how DBBackup -l will behave if it can't write an update to the back up copy of the Transaction Log on a remote machine, e.g. because of disk full or disk failure? the background is: We're proposing to use DBBACKUP -l to create a live backup of a transaction log on a remote server to aid disaster recovery and to monitor the connection between the server hosting the database and the server hosting the backup copy of the transaction log so that we can alert sys=admin if this connection is lost. Our customer has raised the question though which is, 'if a write to the backup of the transaction log fails will the sys-admin still be notified because the connection will be lost?'. Whilst ensuring free disk space and handling disk failures are sys-admin and server design issues, it would help me if I could answer the customer's question. Thanks, Keith |
#3
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This is with SQLAnywhere 7.0.4 on Windows NT4 Apologies for missing this from my first post. K KeithAB> wrote Hi, My question is: does anyone know how DBBackup -l will behave if it can't write an update to the back up copy of the Transaction Log on a remote machine, e.g. because of disk full or disk failure? the background is: We're proposing to use DBBACKUP -l to create a live backup of a transaction log on a remote server to aid disaster recovery and to monitor the connection between the server hosting the database and the server hosting the backup copy of the transaction log so that we can alert sys=admin if this connection is lost. Our customer has raised the question though which is, 'if a write to the backup of the transaction log fails will the sys-admin still be notified because the connection will be lost?'. Whilst ensuring free disk space and handling disk failures are sys-admin and server design issues, it would help me if I could answer the customer's question. Thanks, Keith |
#4
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The question I have revolves around the error dragging the engine down. If a 'mirror' log has an issue it drags the engine down with it so if a 'live' log has an issue would it drag the engine down as well? Darren Cameron "Keith Alexander-Buckley" <Keith.Buckley (AT) automationPartnership (DOT) com> wrote in message news:3fd89d96$1 (AT) forums-1-dub (DOT) .. This is with SQLAnywhere 7.0.4 on Windows NT4 Apologies for missing this from my first post. K KeithAB> wrote Hi, My question is: does anyone know how DBBackup -l will behave if it can't write an update to the back up copy of the Transaction Log on a remote machine, e.g. because of disk full or disk failure? the background is: We're proposing to use DBBACKUP -l to create a live backup of a transaction log on a remote server to aid disaster recovery and to monitor the connection between the server hosting the database and the server hosting the backup copy of the transaction log so that we can alert sys=admin if this connection is lost. Our customer has raised the question though which is, 'if a write to the backup of the transaction log fails will the sys-admin still be notified because the connection will be lost?'. Whilst ensuring free disk space and handling disk failures are sys-admin and server design issues, it would help me if I could answer the customer's question. Thanks, Keith |
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