APC

APC UPS Diagnostic Events interface — By default, if you configure a notification email address on an APC Smart-UPS, it will send you an email every time your UPS passes a self test. Depending on how often you have your UPS’s self tests scheduled, this can fill up your inbox or SMS alert system with messages you […]

How to Turn Off “UPS: Passed a Self-Test” Emails on ...

This entry was posted in Uncategorized and tagged APC notifications self-test self-test emails Smart-UPS turn off emails turn off notification UPS UPS: Passed a self-test on February 12, 2017 by Steve Jenkins

Rasmus Lerdorf's opcache-status script — When I upgraded to PHP 5.5, I also said goodbye to my beloved APC cache (which never let me down) in favor of Zend OPcache, because it’s already part of the PHP package. Back when I used APC, one of my favorite tools was the apc.php script that showed cache status and allowed me […]

My Favorite Zend OPcache Status Scripts

This entry was posted in Linux Reference Technology and tagged APC apc.php cache memcache memcached OPcache opcode cache php cache script user data cache Zend on July 3, 2014 by Steve Jenkins (updated 3678 days ago)

This post is primarily a how-to for my own benefit, since I own a total of five APC S20 BLK battery backup units running a variety of things at the house from AV gear to a rack of servers. That means there’s a chance I’ll need to replace the battery […]

How To: Swap RB63 UPS Batteries in an APC S20 ...

This entry was posted in DIY Home Theater & Automation Reference Technology and tagged APC batteries RB63 replace UPS batteries S20 BLK UPS on November 18, 2013 by Steve Jenkins (updated 3961 days ago)

Timeline for Shutdown and Turn Off for the PCNS server OS and the UPS — I decided to write this blog post after attempting to configure APC’s PowerChute Network Shutdown (PCNS) software to gracefully shut down a number of Windows and Linux computers on my network, all of which are attached to various APC SmartUPS Uninterruptible Power Supply (UPS) units with AP9617 and AP9630 Network Management Cards […]

HowTo: Configure Low Battery Duration and PCNS to Shut Down ...

This entry was posted in Linux Reference Technology Windows and tagged APC Event Shutdown Delay graceful shutdown Low Battery Duration Maximum Required Delay NMC PCNS PowerChute Network Shutdown shutdown Shutdown Delay UPS on July 4, 2013 by Steve Jenkins (updated 3604 days ago)

APC RBC24 — In my 2012 post “Dead UPS Batteries? There’s a Cheaper Way!” I addressed the fact that most people overpay for replacement batteries for their UPS, especially if you purchase APC-branded RBC (Replacement Battery Cartridge) kits. The purpose of this post is to serve as a cross reference as to which generic batteries […]

APC Generic Replacement Battery Cross Reference Lookup

This entry was posted in DIY Reference Technology and tagged APC batteries cross reference generic lookup RBC RBC2 RBC6 replacement UPS battery on July 2, 2013 by Steve Jenkins (updated 4008 days ago)

Postfix 2.9 Upgrade — I recently installed APC’s PowerChute Network Shutdown so that my desktop could be alerted via a network connection from a SmartUPS 1500 with an on-board AP9630 Network Management Card to shut down when the power got low. Installation went fine (apart from having to manually install the latest version of […]

Manually Starting PowerChute Network Shutdown (PCNS) Service on a Windows ...

This entry was posted in Reference Technology Windows and tagged AP9630 APC not loading not working PCNS PowerChute PowerChute Network Shutdown service on June 13, 2013 by Steve Jenkins (updated 3802 days ago)

APC RBC2 — The concept of “planned obsolescence” is nowhere more visible than in the battery backup (or UPS – Uninterrupted Power Supply) market. With the insane prices the manufacturers charge for batteries, it’s easy to compare it to the video game console industry: the companies must barely break even (or maybe even […]

Dead UPS Batteries? There’s a Cheaper Way!

This entry was posted in DIY Technology and tagged 1280 1290 APC battery backup RBC RBC109 RBC2 RBC24 RBC63 replacement battery S20BLK UB1280 UB1290 UPS on December 19, 2012 by Steve Jenkins (updated 4305 days ago)

APC Info Page — There’s a lot of conflicting information out there on how to install the APC opcode cache on a CentOS 5.6 box. Here’s how I did it:

How to Install APC (Alternative PHP Cache) on CentOS 5.6

This entry was posted in Linux Reference Technology and tagged APC cache CentOS CentOS 5 CentOS 5.6 CentOS 5.x install APC opcode optimizer php cache on August 1, 2011 by Steve Jenkins (updated 3802 days ago)