RE: RAID, miiror OR replication?

2003-10-07 Thread Andrew Braithwaite
Hi, Having implemented all the solutions you suggest, I would need more information to answer this problem. 1. What is the acceptable uptime of the system? 95%, 99%, 99.9%, 99.99% ? 2. In the event of a failure, what is the acceptable recovery time? None, 20 mins, 1 hr, 5 hrs, 1 day ? 3.

RE: RAID, miiror OR replication?

2003-10-07 Thread Andrew Braithwaite
Hi, Having implemented all the solutions you suggest, I would need more information to answer this problem. 1. What is the acceptable uptime of the system? 95%, 99%, 99.9%, 99.99% ? 2. In the event of a failure, what is the acceptable recovery time? None, 20 mins, 1 hr, 5 hrs, 1 day ? 3.

RE: RAID, miiror OR replication?

2003-10-06 Thread Rob A. Brahier
Richard, If you want to protect against hard drive failures then a RAID setup is probably the best option. A RAID will ensure that you always have an up-to-the-instant backup of all of your data in case a drive goes bad; however, a RAID won'tstop a bug, virus, or error from screwing up