-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 Joshua D. Drake wrote: > Stefan Kaltenbrunner wrote: >> Joshua D. Drake wrote: >>> Stefan Kaltenbrunner wrote: > >>>> how is that making it different in practise ? - if both are on the same >>>> UPS they are affectively on the same power bus ... >>> Well I was thinking the bus that is in the wall. I would assume that >>> people were smart enough to have independent UPS systems for each server. >>> >>> city power->line conditioning generator->panel->plug->UPS->server >>> >>> wash, rinse repeat. >> the typical datacenter version of this is actually more like: > >> city power->UPS (with generator in parallel)->panel->plug > > Right, this is what we have at our colo except that I add a UPS where > appropriate in between panel and plug. Err plug and machine. Joshua D. Drake - ---------------------------(end of broadcast)--------------------------- TIP 1: if posting/reading through Usenet, please send an appropriate subscribe-nomail command to majordomo@xxxxxxxxxxxxxx so that your message can get through to the mailing list cleanly - -- === The PostgreSQL Company: Command Prompt, Inc. === Sales/Support: +1.503.667.4564 24x7/Emergency: +1.800.492.2240 PostgreSQL solutions since 1997 http://www.commandprompt.com/ UNIQUE NOT NULL Donate to the PostgreSQL Project: http://www.postgresql.org/about/donate PostgreSQL Replication: http://www.commandprompt.com/products/ -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.6 (GNU/Linux) Comment: Using GnuPG with Mozilla - http://enigmail.mozdev.org iD8DBQFG4xSTATb/zqfZUUQRAkgyAJwKLLz0Jywex/b3d6hk8L2gHsZaXQCfYCyH 6Z/mdtOvnXc4MixgxchrxNY= =kv8v -----END PGP SIGNATURE----- ---------------------------(end of broadcast)--------------------------- TIP 3: Have you checked our extensive FAQ? http://www.postgresql.org/docs/faq