Can anyone see a correlation between Susan's original post and the final KB to which she referred?
I must be smoking the wrong type of sh** :-^ -----Original Message----- From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of joe Sent: 17 October 2006 13:35 To: ActiveDir@mail.activedir.org Subject: RE: [ActiveDir] Seperating Database and logs on seperate disks :) Fun issue! I never would have hit it. -- O'Reilly Active Directory Third Edition - http://www.joeware.net/win/ad3e.htm -----Original Message----- From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of Susan Bradley, CPA aka Ebitz - SBS Rocks [MVP] Sent: Tuesday, October 17, 2006 2:29 AM To: ActiveDir@mail.activedir.org Subject: Re: [ActiveDir] Seperating Database and logs on seperate disks AH HA http://support.microsoft.com/default.aspx?scid=kb;en-us;909265 residual energy drink kicked in Locate the operating system, the database, and the log files according to scenarios 1, 2 or 5. Drive letter assignments on the domain controllers do not have to match those in the table. joe wrote: > Wow... That is a psychedelic post... > > :) > > > -- > O'Reilly Active Directory Third Edition - > http://www.joeware.net/win/ad3e.htm > > > -----Original Message----- > From: [EMAIL PROTECTED] > [mailto:[EMAIL PROTECTED] On Behalf Of Susan > Bradley, CPA > aka Ebitz - SBS Rocks [MVP] > Sent: Tuesday, October 17, 2006 12:45 AM > To: ActiveDir@mail.activedir.org > Subject: Re: [ActiveDir] Seperating Database and logs on seperate > disks > > In the back recesses of my brain I seem to remember a KB that > indicated issues when one was there and the other was there and then > it got moved over there but not consistent with there that not so good > things happened. (but I just ran out of Mountain Dew Energy drink so > I could be delusional right now) > > > joe wrote: > >> I am surprised there aren't more responses to this. >> >> My personal opinion is that a vast majority of installations don't >> need to >> separate off the logs for perf. In fact, I have often recommended >> running everything on a single RAID 0+1/10/5 (partition logically if >> you want to >> > say > >> separate off the OS and the AD stuff) to get better perf than >> splitting >> > logs > >> and OS off onto their own disks. Especially in larger orgs for >> Exchange >> > GCs > >> that tried to follow the deployment docs and do mirror, mirror, >> mirror or mirror, mirror, 0+1 but didn't have enough disks to get a good 0+1. >> >> In every case that I have had to review DCs with questionable disk >> > subsystem > >> perf, the issues are always around the DIT while the disks for the OS >> and the Logs are snoozing with IOPS sitting there not being used that >> could >> > have > >> saved the DIT from getting sucked into the mud. Rebuilding the disk >> subsystem with all disks in one of the above configurations has alleviated >> the issues in every case. Whether RAID 5 or 0+1/10 is faster you will want >> to test with your own disk subystems (say with IOMETER), it seems to vary. >> > I > >> have seen RAID-5 faster and I have seen on different machines 0+1/10 >> > faster. > >> A case I am aware of where the logs definitely were good off on their >> own and would have seriously impacted perf if they weren't was Eric's >> DIT experiment where he built a 2TB DIT but he was adding objects at >> a very >> > high > >> rate of speed constantly for quite a while so the logs were being >> beaten pretty well. >> >> joe >> >> >> -- >> O'Reilly Active Directory Third Edition - >> http://www.joeware.net/win/ad3e.htm >> >> >> -----Original Message----- >> From: [EMAIL PROTECTED] >> [mailto:[EMAIL PROTECTED] On Behalf Of AD >> Sent: Monday, October 16, 2006 11:29 AM >> To: ActiveDir@mail.activedir.org >> Subject: [ActiveDir] Seperating Database and logs on seperate disks >> >> Is there any other reason other then performance to have the Active >> Directory log files and database on separate disks? >> >> Opinions are welcome. >> >> Thanks >> >> Yves >> List info : http://www.activedir.org/List.aspx >> List FAQ : http://www.activedir.org/ListFAQ.aspx >> List archive: http://www.activedir.org/ml/threads.aspx >> >> List info : http://www.activedir.org/List.aspx >> List FAQ : http://www.activedir.org/ListFAQ.aspx >> List archive: http://www.activedir.org/ml/threads.aspx >> >> >> > > List info : http://www.activedir.org/List.aspx List FAQ : http://www.activedir.org/ListFAQ.aspx List archive: http://www.activedir.org/ml/threads.aspx List info : http://www.activedir.org/List.aspx List FAQ : http://www.activedir.org/ListFAQ.aspx List archive: http://www.activedir.org/ml/threads.aspx PLEASE READ: The information contained in this email is confidential and intended for the named recipient(s) only. If you are not an intended recipient of this email please notify the sender immediately and delete your copy from your system. You must not copy, distribute or take any further action in reliance on it. Email is not a secure method of communication and Nomura International plc ('NIplc') will not, to the extent permitted by law, accept responsibility or liability for (a) the accuracy or completeness of, or (b) the presence of any virus, worm or similar malicious or disabling code in, this message or any attachment(s) to it. If verification of this email is sought then please request a hard copy. Unless otherwise stated this email: (1) is not, and should not be treated or relied upon as, investment research; (2) contains views or opinions that are solely those of the author and do not necessarily represent those of NIplc; (3) is intended for informational purposes only and is not a recommendation, solicitation or offer to buy or sell securities or related financial instruments. NIplc does not provide investment services to private customers. Authorised and regulated by the Financial Services Authority. Registered in England no. 1550505 VAT No. 447 2492 35. Registered Office: 1 St Martin's-le-Grand, London, EC1A 4NP. A member of the Nomura group of companies. List info : http://www.activedir.org/List.aspx List FAQ : http://www.activedir.org/ListFAQ.aspx List archive: http://www.activedir.org/ml/threads.aspx