[CentOS] [OT] ups advice

Thu Apr 14 19:49:48 UTC 2011
m.roth at 5-cent.us <m.roth at 5-cent.us>

Les Mikesell wrote:
> On 4/14/2011 2:13 PM, m.roth at 5-cent.us wrote:
>>> Keep in mind that pretty much all of them that don't have multiple
>>> battery/control modules and auto-switching (like the big APC
>>> Symmetra's)
>>>    will have their own failure modes 3 or 4 years out if you just plug
>>> them in and forget them.  That is, they will cause downtime even if you
>>> don't have a power failure.
>> *shrug* You run the self-test every so often, or have apcupsd do it. In
>> any case, when the "replace battery" light *first* goes on, order new
>> ones, and replace 'em when they come in.
> I think we've had many where the "replace battery" light never came on
> until after they had dropped power.

Ok. We have mostly APC SmartUps 3000 rackmounts. They seem to work well.
Btw, if you order *other* than OEM batteries, regardless of what the
websites say, be *sure* that it's HR (high rate) batteries. About a year,
year and a half ago, I had all kinds of grief over that.