/P may cause big problems :) -----Original Message----- From: Roger Seielstad [mailto:[EMAIL PROTECTED]] Sent: Monday, October 14, 2002 11:07 AM To: Exchange Discussions Subject: RE: Views on Exchange Active Active clustering
Methinks that's the one. ------------------------------------------------------ Roger D. Seielstad - MCSE Sr. Systems Administrator Inovis - Formerly Harbinger and Extricity Atlanta, GA > -----Original Message----- > From: Andrey Fyodorov [mailto:[EMAIL PROTECTED]] > Sent: Monday, October 14, 2002 10:48 AM > To: Exchange Discussions > Subject: RE: Views on Exchange Active Active clustering > > > ESEUTIL /R ? > > -----Original Message----- > From: Roger Seielstad [mailto:[EMAIL PROTECTED]] > Sent: Monday, October 14, 2002 10:38 AM > To: Exchange Discussions > Subject: RE: Views on Exchange Active Active clustering > > > You run eseutil on the patched node to update the stores to > the new version. > > Then again, you'd have tried this in the test lab first, so > you'd know not > to do that in production. > > ------------------------------------------------------ > Roger D. Seielstad - MCSE > Sr. Systems Administrator > Inovis - Formerly Harbinger and Extricity > Atlanta, GA > > > > -----Original Message----- > > From: Andrey Fyodorov [mailto:[EMAIL PROTECTED]] > > Sent: Monday, October 14, 2002 10:35 AM > > To: Exchange Discussions > > Subject: RE: Views on Exchange Active Active clustering > > > > > > What happens if you apply a new service pack for Exchange to > > the passive node and then failover? > > I mean in some cases the information store files do not work > > if they don't recongnize the service pack level. (for example > > if you restore the information store onto an alternate server > > and the alternate server is not the same version as the > > original, the information store would not mount) > > > > -----Original Message----- > > From: Dennis Depp [mailto:[EMAIL PROTECTED]] > > Sent: Friday, October 11, 2002 3:15 AM > > To: Exchange Discussions > > Subject: RE: Views on Exchange Active Active clustering > > > > > > I've looked into Exchange Active/Passive clustering for our Exchange > > 2000 servers. The largest Exchange problem that causes downtime is > > corruption in the database. I agree with Ed that clustering > > cannot help > > in this senario. However, even with high quality hardware, > you still > > have to deal with the 58 security patches and one Windows > 2000 service > > pack that have been issued this year. Granted not all the > 58 security > > patches are Windows 2000 related, but a large number of > them are. An > > active/passive cluster gives me the capability of > installing hotfixes > > and service packs without impacting my Exchange server even for a > > reboot. Also I can install the hotfixes during the day on > the passive > > node and then failover that evening. If there is a problem, > > I can fail > > back to the unpatched node. The reduction in reboots and late hours > > makes an Active/passive cluster very appealing. However, > clusters do > > add a level of complexity. Unless you understand clusters > > and how they > > operate, this added complexity can decrease uptime instead > of increase > > it. > > > > Denny > > > > -----Original Message----- > > From: [EMAIL PROTECTED] > > [mailto:[EMAIL PROTECTED]] On Behalf Of Ed Crowley > > Sent: Thursday, October 10, 2002 5:11 PM > > To: Exchange Discussions > > Subject: RE: Views on Exchange Active Active clustering > > > > > > I think at this stage of its development clustering > provides very poor > > business value. It really protects you from very few failure > > scenarios. > > Instead, I'd make sure I had the most highly internally > > redundant system > > I could afford, buy a capable recovery and hot standby server, and > > practice my disaster recovery skills. > > > > Ed Crowley MCSE+I MVP > > Technical Consultant > > hp Services > > "There are seldom good technological solutions to behavioral > > problems." > > > > > > -----Original Message----- > > From: [EMAIL PROTECTED] > > [mailto:[EMAIL PROTECTED]] On Behalf Of Imran Iqbal > > Sent: Thursday, October 10, 2002 2:36 AM > > To: Exchange Discussions > > Subject: Views on Exchange Active Active clustering > > > > > > We are currently an Exchange 5.5 site, as part of our move > to Exchange > > 2000 I am considering setting up Exchange on a 2 node Active Active > > cluster and would be interested in hearing anyone views or > real world > > experiences with similar setups. Each server would have about 800 > > active users and would probably be connected to a SAN for the shared > > storage. > > > > I have heard that there were memory issues with this setup > pre SP3. I > > would like to know if there are any other problems and if > it is worth > > doing > > > > Thanks in advance > > > > > > Imran > > > > _________________________________________________________________ > > List posting FAQ: http://www.swinc.com/resource/exch_faq.htm > > Archives: http://www.swynk.com/sitesearch/search.asp > > To unsubscribe: mailto:[EMAIL PROTECTED] > > Exchange List admin: [EMAIL PROTECTED] > > > > > > _________________________________________________________________ > > List posting FAQ: http://www.swinc.com/resource/exch_faq.htm > > Archives: http://www.swynk.com/sitesearch/search.asp > > To unsubscribe: mailto:[EMAIL PROTECTED] > > Exchange List admin: [EMAIL PROTECTED] > > > > > > _________________________________________________________________ > > List posting FAQ: http://www.swinc.com/resource/exch_faq.htm > > Archives: http://www.swynk.com/sitesearch/search.asp > > To unsubscribe: mailto:[EMAIL PROTECTED] > > Exchange List admin: [EMAIL PROTECTED] > > > > _________________________________________________________________ > > List posting FAQ: http://www.swinc.com/resource/exch_faq.htm > > Archives: http://www.swynk.com/sitesearch/search.asp > > To unsubscribe: mailto:[EMAIL PROTECTED] > > Exchange List admin: [EMAIL PROTECTED] > > > > _________________________________________________________________ > List posting FAQ: http://www.swinc.com/resource/exch_faq.htm > Archives: http://www.swynk.com/sitesearch/search.asp > To unsubscribe: mailto:[EMAIL PROTECTED] > Exchange List admin: [EMAIL PROTECTED] > > _________________________________________________________________ > List posting FAQ: http://www.swinc.com/resource/exch_faq.htm > Archives: http://www.swynk.com/sitesearch/search.asp > To unsubscribe: mailto:[EMAIL PROTECTED] > Exchange List admin: [EMAIL PROTECTED] > _________________________________________________________________ List posting FAQ: http://www.swinc.com/resource/exch_faq.htm Archives: http://www.swynk.com/sitesearch/search.asp To unsubscribe: mailto:[EMAIL PROTECTED] Exchange List admin: [EMAIL PROTECTED] _________________________________________________________________ List posting FAQ: http://www.swinc.com/resource/exch_faq.htm Archives: http://www.swynk.com/sitesearch/search.asp To unsubscribe: mailto:[EMAIL PROTECTED] Exchange List admin: [EMAIL PROTECTED]