We had a 1000VA Smart UPS from APC freak out and fry a switch and the motherboard on a DL380 G4. Probably just a fluke but we replaced it with a 2200VA from Tripplite and we're happy with it so far. Dollar for dollar I think you get more bang for the buck with Tripplite too.
- Andy O. >-----Original Message----- >From: Ben Scott [mailto:[email protected]] >Sent: Monday, February 09, 2009 10:57 PM >To: NT System Admin Issues >Subject: UPS recommendations > >Hi all, > > We had a power outage today. I looked over at the server rack just >in time to see one of the UPSes light up like a Christmas tree, shriek >like an injured parakeet, and then kill itself. (Admitted it was old, >but a graceful failure this was not.) The servers with redundant >supplies failed over to the other UPS, which promptly went into >over-current alarm and dropped the load. Either said UPS's management >software has been grossly misreporting its load, or two UPSes at 40% >load doesn't include enough margin during transfer. Any which way you >slice it, it's time to buy some new UPSes. I'm going to ask for two >entirely new 1400 or 2200 VA units (existing were 1000 VA), although >budget may be an issue. > > What do people like for UPSes, *and why*? I don't see much >variation across manufactures in a given price band. At a given >dollar amount, it seems I get roughly the same capacity, features, >etc. I'm thinking differences in management software and quality of >support don't show up in a spec sheet. Comments on that front are >especially welcomed. > > In particular, I'm interested in how to manage a multiple-server, >multiple-UPS scenario. Our two biggest servers have redundant >supplies. I'd like to plug each supply into a different UPS. So each >UPS will be powering multiple servers, and each server will be drawing >power from multiple UPSes. I imagine that makes the management >software configuration a bit trickier, specially since a lot of >management packages used to assume one-UPS-per-server. > >-- Ben > >~ Finally, powerful endpoint security that ISN'T a resource hog! ~ >~ <http://www.sunbeltsoftware.com/Business/VIPRE-Enterprise/> ~ ~ Finally, powerful endpoint security that ISN'T a resource hog! ~ ~ <http://www.sunbeltsoftware.com/Business/VIPRE-Enterprise/> ~
