you are correct. 5mb trans. logs and turn off circular ----- Original Message ----- From: "Martin, Jon" <[EMAIL PROTECTED]> To: "Exchange Discussions" <[EMAIL PROTECTED]> Sent: Thursday, June 20, 2002 1:04 PM Subject: RE: Block Size
> My theory: > > 1. Assuming you install the OS on a new drive, the boot/OS drive is in 4k > blocks by default. You can probably pre-NTFS-format the drive in another > machine with larger or smaller blocks, but you may create other issues by > doing so. > > 2. Exchange writes to the database in 4k pages. Numerous Q docs mention > this. Formatting the drive in 4k blocks may have a beneficial effect. > > 3. Best as I can tell, the transaction logs, which are 5mb each, are written > to transaction by transaction. Use performance monitor or other tools to > figure out what your average transaction size is (this assumes you have a > system in place already to monitor), and make the block size the next size > up from that (assuming your average transaction is not above 64k). > > This is just my theory . . . > > > > -----Original Message----- > From: Marc Mearns [mailto:[EMAIL PROTECTED]] > Sent: Thursday, June 20, 2002 6:39 AM > To: Exchange Discussions > Subject: Block Size > > User Group > > We are using Exchange 2000 SP2 NT 2000 SP2 > > Can someone please point me to a document that will give me definitive > answers to my questions below or can respond with positive answers: > > 1. What should the block size be for the Transaction logs (assuming that I > have placed then on a different disk volume) > > 2. What should the block size be for the database taking into consideration > that you have edb and stm files on the same volume. > > 3. What should the block size be for the operating system. > > 4. Can you please give an explanation as to why you would use the > recommended block size for the above 3 questions. > > 5. Can anyone recommend a good TechNet article that covers this topic. > > Note I have looked on TechNet but have not really found anything concrete > and on the user group archives. > > > Regards > > Marc Mearns > > Mobile - 07775-630508 > Office - 020 7695 0286 > > > ********************************************************************** > > This email and any files transmitted with it are confidential and > intended solely for the use of the individual or entity to whom they > are addressed. If you have received this email in error please notify > the system manager ( [EMAIL PROTECTED] ). > > The format of address is: [EMAIL PROTECTED] > > This footnote also confirms that this email message has been swept by > MAILsweeper for the presence of computer viruses. > > J Sainsbury plc (185647 England) > Sainsbury's Supermarkets Limited (3261722 England) > > Registered Offices: > 33 Holborn > London > EC1N 2HT > > ********************************************************************** > > _________________________________________________________________ > 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]
