Article View: comp.arch.storage
Article #80Re: Info on large, slow storage wanted (jukeboxes, etc.)
From: Charles Yamasaki
Date: Thu, 03 Sep 1992 03:37
Date: Thu, 03 Sep 1992 03:37
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2263 bytes
In <22302@venera.isi.edu> rod@isi.edu (Rodney Doyle Van Meter III) writes: >In article <1992Aug31.043738.19685@psg.com> randy@psg.com (Randy Bush) writes: >>vhs@rhein-main.de (Volker Herminghaus-Shirai) writes: >> >>> I need to design a retrieval system for ~15TB of data, of which ~5TB are >>> retrieved with a high frequency (25 requests/second) and an access time >>> of avg. 30 seconds (max. 120 seconds). Retrieval lacks any locality, so the >>> 5TB are real random-access. The rest of the data is still accessed at a >>> rate of 5 requests/second. >> >>Optical RW store, a la HP. >>-- >>randy@psg.com ...!uunet!m2xenix!randy Any more info on the optical jukebox scene? I need to provide backup for as many as 20 networked Unix systems with an average of about 1GB each. I'd like to be able to do a complete backup of all the systems overnight. The whole thing must be able to operate completely unattended and should have multiple drives to help reduce contention. Of course, with this I'm going to need backup software that will support multiple platforms (NCR SVR4 and SCO SVR3.2.4). I realize I could use a tape jukebox and probably save some money, but I'm hoping to be able to use this as large scale on-line (albeit slow) storage as well. Granted, I haven't checked if SCO or NCR can support optical as mounted filesystems. Sorry to stray from the original topic, but there seemed to be such a pool of expertise here I couldn't resist. -- -----------------------+--------------------------------------------------- Charles "Chip" Yamasaki| The opinions expressed here are my own and are not chip@osh1.OSHA.GOV | supported or even generally accepted by OSHA. :-) -----------------------+---------------------------------------------------
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Newsgroups: comp.arch.storage,comp.databases Path: arc1-ca.pugleaf.net!sparky!uunet!osh3!chip From: chip@osh3.OSHA.GOV (Charles Yamasaki) Subject: Re: Info on large, slow storage wanted (jukeboxes, etc.) Organization: U.S. D.O.L - Occupational Safety & Health Admin. Date: Thu, 03 Sep 1992 03:37:36 GMT Message-ID: <1992Sep03.033736.10559@osh3.OSHA.GOV> References: <1992Aug29.210553.8744@rhein-main.de> <1992Aug31.043738.19685@psg.com> <22302@venera.isi.edu> Lines: 35