>I have to disagree with you here. >You DO need to compare these features - because the vendors do things so much >differently.
You just have to have performance guarantees in the purchase agreement. >I won't use names, but we just installed an array from one of the big vendors. >We bought it with 40 GB cache, which was billed to us as usable cache. >Only after the array was installed and we started having performance problems >did the vendor come back to us with a "well, half of your cache is being taken up with array control information If you have performance agreements, then the vendor does the work, not you. The one time cache size/algorithm was an issue, because of the performance agreement, we got a cache and a microcode upgrade that we would normally have had to pay for. Because of confidentiality, I cannot go into details, but we had hired a new negotiator who had the backing of our SVP of Computer Operations, and threatened to go elsewhere. It was a big acquisition, and we won. Every other time, the niggling details were a wash. - I'm a SuperHero with neither powers, nor motivation! Kimota! ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to [email protected] with the message: GET IBM-MAIN INFO Search the archives at http://bama.ua.edu/archives/ibm-main.html
