Re: [OT] Home UPS (was Filesystem recommendations)

2010-05-03 Thread B. Alexander
On Thu, Apr 29, 2010 at 1:07 PM, Kelly Clowers kelly.clow...@gmail.comwrote:


 For me, it is only partly about my hardware. It is also about my data.
 I have backups, but I didn't used to, and I would just as soon not
 have to go through a restore process. And even a simple power
 outage that wouldn't harm hardware might at least produce the
 need for a fsck (not as much of a problem with ext4, but again
 I would rather avoid the situation entirely).


I figured I would pipe up here, because I have a kind of different
perspective here. I have a 42U data center rack in my basement, and about
half a dozen really old servers. They aren't really worth much from a
financial standpoint, but at the same time, I use them as a sort of test
lab. and I have a Tripp Lite 1000VA and an APC BackUPS 1000 (just replaced
the batteries) in the rack. I also have a BackUPS 350 for my workstation.

It's not about the cost of the hardware (as I said, almost everything is 32
bit PIII/P4 class hardware that has little to no value in most business
environments (which is how I came by it, by and large), but my data? Thats a
whole nother kettle of fish. It may only be important to me, but the point
is that it *is* important to me.

--b


[OT] Home UPS (was Filesystem recommendations)

2010-04-29 Thread Stephen Powell
On Thu, 29 Apr 2010 11:26:52 -0400 (EDT), Stan Hoeppner wrote:
 
 Anyway, the way I've always looked at the residential side of the UPS debate
 is to ask myself this question:  Is it worth spending $100 to surge and
 power backup protect my $1000 PC and printer?  For me that answer is an
 emphatic yes.

You make a strong case.  But I come from a different perspective than
you do.  I don't have any new hardware at home.  The only piece of
equipment I bought new was a 4-port Ethernet router which cost me about
$20, I think.  Almost everything else was either given away or thrown
away or sold used for a low price.  The most expensive computer I own
cost me somewhere around $300, I think.  I bought it used 2 years ago,
and it's market value today is probably around $150-200.  All my monitors
(with the exception of those built-in to laptops) are thrown-away CRTs.
In other words, my home hardware collection consists almost exclusively
of dumpster-diver specials.  How much money am I willing to spend to
protect my hardware?  Probably not as much as you are.  Still, it would
be nice to have.  Maybe I'll put it on my Christmas list.  :-)

Oh, wait.  I did buy my powered speakers new -- about 15 years
ago.  ;-)

-- 
  .''`. Stephen Powell
 : :'  :
 `. `'`
   `-


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Re: [OT] Home UPS (was Filesystem recommendations)

2010-04-29 Thread Boyd Stephen Smith Jr.
On Thursday 29 April 2010 10:54:47 Stephen Powell wrote:
 On Thu, 29 Apr 2010 11:26:52 -0400 (EDT), Stan Hoeppner wrote:
  Is it worth spending $100 to
  surge and power backup protect my $1000 PC and printer?  For me that
  answer is an emphatic yes.
 
 You make a strong case.  But I come from a different perspective than
 you do.  I don't have any new hardware at home.  The only piece of
 equipment I bought new was a 4-port Ethernet router which cost me about
 $20, I think.  Almost everything else was either given away or thrown
 away or sold used for a low price.
 
 Oh, wait.  I did buy my powered speakers new -- about 15 years
 ago.  ;-)

A UPS probably won't last that long (the battery isn't designed for that 
AFAIK).  However it is something that isn't replaced often, since power has 
been fairly standard (V / Hz / Plug shape and polarity) for a while.

For those reasons and more, a working UPS is rather hard to find when 
dumpster-diving.

Also, clean power should make your existing hardware last longer.  That might 
be a big plus since you may be the type that never disposes of working 
hardware.
-- 
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b...@iguanasuicide.net  ((_/)o o(\_))
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Re: [OT] Home UPS (was Filesystem recommendations)

2010-04-29 Thread Kelly Clowers
On Thu, Apr 29, 2010 at 08:54, Stephen Powell zlinux...@wowway.com wrote:
 On Thu, 29 Apr 2010 11:26:52 -0400 (EDT), Stan Hoeppner wrote:

 Anyway, the way I've always looked at the residential side of the UPS debate
 is to ask myself this question:  Is it worth spending $100 to surge and
 power backup protect my $1000 PC and printer?  For me that answer is an
 emphatic yes.

 You make a strong case.  But I come from a different perspective than
 you do.  I don't have any new hardware at home.  The only piece of
 equipment I bought new was a 4-port Ethernet router which cost me about
 $20, I think.  Almost everything else was either given away or thrown
 away or sold used for a low price.  The most expensive computer I own
 cost me somewhere around $300, I think.  I bought it used 2 years ago,
 and it's market value today is probably around $150-200.  All my monitors
 (with the exception of those built-in to laptops) are thrown-away CRTs.
 In other words, my home hardware collection consists almost exclusively
 of dumpster-diver specials.  How much money am I willing to spend to
 protect my hardware?  Probably not as much as you are.  Still, it would
 be nice to have.  Maybe I'll put it on my Christmas list.  :-)

 Oh, wait.  I did buy my powered speakers new -- about 15 years
 ago.  ;-)

For me, it is only partly about my hardware. It is also about my data.
I have backups, but I didn't used to, and I would just as soon not
have to go through a restore process. And even a simple power
outage that wouldn't harm hardware might at least produce the
need for a fsck (not as much of a problem with ext4, but again
I would rather avoid the situation entirely).

Furthermore most almost all power outages here are very brief,
and I end up not having to shutdown at all, which is just pure
convenience. For me, my Back-UPS XS 1000 was one of my
best computer-related purchases.


Cheers,
Kelly Clowers


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Re: [OT] Home UPS (was Filesystem recommendations)

2010-04-29 Thread Stan Hoeppner
Kelly Clowers put forth on 4/29/2010 12:07 PM:

 Furthermore most almost all power outages here are very brief,
 and I end up not having to shutdown at all, which is just pure
 convenience. For me, my Back-UPS XS 1000 was one of my
 best computer-related purchases.

I've got an old APC RM1400NET in the bottom of my home rack backing just one
server at the moment, a rarely used CRT, and my comms gear.  I get about an
hour out of it during a total outage.  I bought it used from a local off
lease equipment reseller/liquidator.  Gave just over $100 USD for it.  The
battery pack lasted 6 months.  Bought a replacement pack from batteries.com
for a little over $100 with shipping.  I've got over 4 years on the current
battery pack.  Average lifespan on the 1400 pack is 5-7 years depending on
the number and duration of inverter cycles.  As with you, this is one of the
smartest hardware purchases I ever made.  The electronics and electrical
parts in UPSes very rarely fail, so as long as you replace batteries every 5
years or so you'd got reliable power backup, and cheap--$20 per year
basically for batteries.  This level of power (and piece of mind) protection
costs less per year than one trip to the movie theater to see Avatar.

I've got an equally old MinuteMan 650 floor model backing my home
workstation.  Again I purchased this one used from a liquidator (different
one in this case) for around $40 back in 1998.  I've replaced the battery
once after 6 years and am about ready to replace it again.  The battery for
this one runs around $40.

Today you can buy a 700kva class consumer UPS for $100.  If the battery
lasts you 5 years, you've paid $20/year for power/surge and data protection.
 Not to mention convenience.

I can't imagine ever going without a UPS, whether server or workstation.
Laptops are great because, for all practical purposes, you get a free UPS
built in.

-- 
Stan


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RE: [OT] Home UPS (was Filesystem recommendations)

2010-04-29 Thread owens



 Original Message 
From: zlinux...@wowway.com
To: debian-user@lists.debian.org
Subject: RE: [OT] Home UPS (was  Filesystem recommendations)
Date: Thu, 29 Apr 2010 11:54:47 -0400 (EDT)

On Thu, 29 Apr 2010 11:26:52 -0400 (EDT), Stan Hoeppner wrote:
 
 Anyway, the way I've always looked at the residential side of the
UPS debate
 is to ask myself this question:  Is it worth spending $100 to
surge and
 power backup protect my $1000 PC and printer?  For me that answer
is an
 emphatic yes.

You make a strong case.  But I come from a different perspective
than
you do.  I don't have any new hardware at home.  The only piece of
equipment I bought new was a 4-port Ethernet router which cost me
about
$20, I think.  Almost everything else was either given away or
thrown
away or sold used for a low price.  The most expensive computer I
own
cost me somewhere around $300, I think.  I bought it used 2 years
ago,
and it's market value today is probably around $150-200.  All my
monitors
(with the exception of those built-in to laptops) are thrown-away
CRTs.
In other words, my home hardware collection consists almost
exclusively
of dumpster-diver specials.  How much money am I willing to spend to
protect my hardware?  Probably not as much as you are.  Still, it
would
be nice to have.  Maybe I'll put it on my Christmas list.  :-)

Oh, wait.  I did buy my powered speakers new -- about 15 years
ago.  ;-)

-- 
  .''`. Stephen Powell
 : :'  :
 `. `'`
   `-

Also I might have an issue with Stan's use of AND.  While surge
protection of printers is a good idea, most UPS vendors advise
against connecting the printer to the UPS for power protection
Larry

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Re: [OT] Home UPS (was Filesystem recommendations)

2010-04-29 Thread Merciadri Luca
ow...@netptc.net wrote:

  Original Message 
 From: zlinux...@wowway.com
 To: debian-user@lists.debian.org
 Subject: RE: [OT] Home UPS (was  Filesystem recommendations)
 Date: Thu, 29 Apr 2010 11:54:47 -0400 (EDT)

 
 On Thu, 29 Apr 2010 11:26:52 -0400 (EDT), Stan Hoeppner wrote:
   
 Anyway, the way I've always looked at the residential side of the
 
 UPS debate
 
 is to ask myself this question:  Is it worth spending $100 to
 
 surge and
 
 power backup protect my $1000 PC and printer?  For me that answer
 
 is an
 
 emphatic yes.
 
Same point of view here. Once upon a time, I had some pretty expensive
computer hardware, and an overvoltage botched the motherboard and the
CPU. I had no UPS. I have an UPS for 3 or 4 years now, and everything is
pretty fine. Even if thunder sounds, I stay in front of the computer
without any harm to the hardware. But it has a cost. Everything is a
compromise. If your hardware is cheap, and that it is quite unlikely to
thunder around your house, I would suggest you not to buy an UPS,
especially if your revenues are low-income. If, on the other hand, your
hardware is expensive ([inclusive] or that you have low-income
revenues), you'd better buy an UPS. It really worths it.

But there is not only the thunder. Here, in Belgium, it sometimes
happens to have power outages, without any information before.
Consequently, if you have no UPS, everything is directly powered off,
and it is not an interesting thing for both your hardware and what you
are currently working on. With the other computer which gave up the
gost, I also lost some part of a report I was working for. No doubt I
was angry.

-- 
Merciadri Luca
See http://www.student.montefiore.ulg.ac.be/~merciadri/
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Re: [OT] Home UPS (was Filesystem recommendations)

2010-04-29 Thread Boyd Stephen Smith Jr.
On Thursday 29 April 2010 14:26:17 ow...@netptc.net wrote:
  Original Message 
 From: zlinux...@wowway.com
 To: debian-user@lists.debian.org
 Subject: RE: [OT] Home UPS (was  Filesystem recommendations)
 Date: Thu, 29 Apr 2010 11:54:47 -0400 (EDT)
 On Thu, 29 Apr 2010 11:26:52 -0400 (EDT), Stan Hoeppner wrote:
  Is it worth spending $100 to
  power backup protect my $1000 PC and printer?
 
 Also I might have an issue with Stan's use of AND.  While surge
 protection of printers is a good idea, most UPS vendors advise
 against connecting the printer to the UPS for power protection

It's not because the printer makes the power unclean or otherwise interferes 
with the correct functioning of the UPS while mains is working.  They 
recommend against connecting printers because printers draw a large amount of 
power, dramatically reducing the time the UPS can maintain power to the system 
if the mains fails.  Also, (1) I've never actually needed my printer during an 
outage and (2) printers generally don't suffer the same ill effects from 
sudden power loss that file systems do.
-- 
Boyd Stephen Smith Jr.   ,= ,-_-. =.
b...@iguanasuicide.net  ((_/)o o(\_))
ICQ: 514984 YM/AIM: DaTwinkDaddy `-'(. .)`-'
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Re: [OT] Home UPS (was Filesystem recommendations)

2010-04-29 Thread Camaleón
On Thu, 29 Apr 2010 14:48:03 -0500, Boyd Stephen Smith Jr. wrote:

 On Thursday 29 April 2010 14:26:17 owens wrote:

 Also I might have an issue with Stan's use of AND.  While surge
 protection of printers is a good idea, most UPS vendors advise against
 connecting the printer to the UPS for power protection
 
 It's not because the printer makes the power unclean or otherwise
 interferes with the correct functioning of the UPS while mains is
 working.  They recommend against connecting printers because printers
 draw a large amount of power, dramatically reducing the time the UPS can
 maintain power to the system if the mains fails.  Also, (1) I've never
 actually needed my printer during an outage and (2) printers generally
 don't suffer the same ill effects from sudden power loss that file
 systems do.

He, he, he... Agree.

Someone tried to attach a mid-size laser printer to a UPS? (please, do 
not):-)

I remember the days when I (innocently) did so and as soon as the 
printer was powered on, the UPS unit (APC Smart 1000VA) was inmediatly 
shutdown... and also all of the devices attached to it (the printer 
loaded more power than the UPS could hold).

Greetings,

-- 
Camaleón


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Re: [OT] Home UPS (was Filesystem recommendations)

2010-04-29 Thread Merciadri Luca
Boyd Stephen Smith Jr. wrote:
 It's not because the printer makes the power unclean or otherwise interferes 
 with the correct functioning of the UPS while mains is working.  They 
 recommend against connecting printers because printers draw a large amount of 
 power, dramatically reducing the time the UPS can maintain power to the 
 system 
 if the mains fails.
Correct.
   Also, (1) I've never actually needed my printer during an 
 outage
Generally, people don't. Only the minimum minimorum (strict minimum)
needs to be connected to the UPS' electrical outlets. Mine has two rows
of electrical outlets: one which is `only' secured, and the other which
is connected to the battery. The best idea is to not succumb to the
tentation of plugging every possible electrical device into the
battery-connected electrical outlets. But reasonable thoughts need to be
taken into account in this case. I saw people having the screen plugged
in the battery, but the main unit being plugged into the not-battery
row. This is complete nonsense, and a total lack of commonsense.
 and (2) printers generally don't suffer the same ill effects from 
 sudden power loss that file systems do.
   
Sure. But scanners do.

-- 
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Re: [OT] Home UPS (was Filesystem recommendations)

2010-04-29 Thread Stan Hoeppner
ow...@netptc.net put forth on 4/29/2010 2:26 PM:

 Also I might have an issue with Stan's use of AND.  While surge
 protection of printers is a good idea, most UPS vendors advise
 against connecting the printer to the UPS for power protection
 Larry

Most inkjets on a UPS are fine (for small jobs), lasers no--too much current
draw heating up the fuser.  I've never printed during a power outage but I
could if I really needed to.  The odds of that are terribly low though.

Them main reason for plugging all my equipment into the UPS is that the MOVs
in UPSes are usually much larger and of better quality than those found in
surge protector power strips.  For those who do not know, an MOV or metal
oxide varistor, is the device that sucks up the excess voltage and current
that frequently enters lines during a lighting strike.

-- 
Stan


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