Hi Remco, I find that all active and all healthy Exchange servers are not the typical configuration anymore. I am finding the most common setup now is that any given Exchange server will have some active and some passive copies at any given time.
Thank you, Del ---------------------------------------------------- "ADSM: Dist Stor Manager" <ADSM-L@VM.MARIST.EDU> wrote on 10/12/2014 05:57:49 AM: > From: Remco Post <r.p...@plcs.nl> > To: ADSM-L@VM.MARIST.EDU > Date: 10/12/2014 05:58 AM > Subject: Re: Exchange DAG question > Sent by: "ADSM: Dist Stor Manager" <ADSM-L@VM.MARIST.EDU> > > usually in an exchange DAG one server has the active copy of a > database and the other has a passive copy. We prefer to use the > passive copy for backups so the load of the backup doesn’t impact > the user experience, but if there is only on copy that one is still > to be backed up. > > Op 12 okt. 2014, om 09:12 heeft Robert Ouzen > <rou...@univ.haifa.ac.il> het volgende geschreven: > > > Hi to all > > > > I have an environment for my Exchange as: > > > > > > · 2 servers with exchange 2010 > > > > · O.S Windows 2008R2 64B > > > > · TSM client version 7.1.1 > > > > · TSM TDP for exchange version 7.1.0 > > > > · TSM server version 7.1.1 > > > > I backup those exchange server with DAG configuration ( only one > filesystem) with the configuration of proxy as: > > > > Target Node Agent Node > > --------------- --------------------------------------------- > > EXCHSRVAN_DB EXCHSRVA > > EXCHSRVBN_DB EXCHSRVB > > DAG_EXCHANGE EXCHSRVA EXCHSRVAN_DB EXCHSRVB EXCHSRVBN_DB > > > > All the databases’ are configure on each server as half active and > passive and vice versa. > > > > I run every day 3 logs backups and one a week a full backup for > each server with those commands: > > > > Logs: > > > > start /B tdpexcc backup * incr /MIN=60 /EXCLUDEDAGPASsive / > SKIPINTEGRITYCHECK /tsmoptfile=dsm.opt /DAGNODE=DAG_EXCHANGE / > logfile=excsch.log >> excincr.log > > > > Full: > > > > start /B tdpexcc backup * full /MIN=60 /EXCLUDEDAGPASsive / > SKIPINTEGRITYCHECK /tsmoptfile=dsm.opt /DAGNODE=DAG_EXCHANGE / > logfile=excsch.log >> excfull.log > > > > > > I understand via documentation that DP/Exchange does not actually > truncate the logs, the Exchange Server does the actual truncation. > > > > When a DP/Exchange backup completes successfully, it will tell the > Exchange Server that it has stored the backup and that it can > truncate the logs. > > > > At that point, the Exchange Server decides on the appropriate time > to truncate the logs. > > > > > > > > So if one or more of my DB log got full I need first to increase > the space on each server and only after it to run a log or full > backup of this specific DB to clean the logs? > > > > > > > > It’s a parameter /PREFERDAGPAS that I don’t quite understand the > purpose and if I need it on the commands ? Any other suggestions > will be appreciate too. > > > > > > > > Best Regards > > > > > > > > Robert Ouzen > > -- > > Met vriendelijke groeten/Kind Regards, > > Remco Post > r.p...@plcs.nl > +31 6 248 21 622 >
