Date: Wed, 5 Jan 2000 23:00:47 -0500 (EST) From: "Gary D. Margiotta" <gary@tbe.net> To: "Robert J. Adams" <radams@siscom.net> Cc: Troy Settle <troy@picus.com>, FreeBSD ISP <freebsd-isp@FreeBSD.ORG> Subject: Re: News Server reccomendations (one more thing) Message-ID: <Pine.LNX.4.10.10001052259370.4450-100000@thud.tbe.net> In-Reply-To: <02b301bf57dc$d0ffa620$3102fbd1@siscom.net>
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Yeah, it's all according to how crazy you wanna go... with 18 9GB drives, we should retain binaries for 3-4 days if I'm doing my calculations correctly... if you want to get a week with binaries, then you've gotta have more... all depends. -Gary On Wed, 5 Jan 2000, Robert J. Adams wrote: > Gary, > > Not sure if I agree with you. With the size of news today (we bring in about > 81-90G/day) it would take a LOT of 9gig drives to store it for a week. We > have been using 50gig barracudas (about 24 per server, soon to be 32) in a > RAID 0+1 setup. Yea, we loose half the space w/ this setup due to the raid, > but it's lightening fast and fully redundant. I'm just waiting for IBM to > start shipping the damn 72G drives.. then again.. we kinda go crazy with > news. > > -j > > --- > Robert J. Adams radams@siscom.net http://www.siscom.net > Looking to outsource news? http://www.newshosting.com > SISCOM Network Administration - President, SISCOM Inc. > Phone: 937-222-8150 FAX: 937-222-8153 > > ----- Original Message ----- > From: Gary D. Margiotta <gary@tbe.net> > To: Troy Settle <troy@picus.com> > Cc: FreeBSD ISP <freebsd-isp@FreeBSD.ORG> > Sent: Wednesday, January 05, 2000 2:55 PM > Subject: Re: News Server reccomendations (one more thing) > > > > In our experiences with news, you really don't want to RAID the spool > > array... it's the same idea as in a heavily loaded mail server... the > > smaller the disk, the more disks you have, the more spindles, the better > > off you are. I would personally love to have 100 2GB Barracudas in a > > rack, but that leads to one heckuva lot of real estate. > > > > IMHO, keep your spools away from RAID... with the introduction of U2W and > > 10,000 RPM drives, you can put 2 silos filled with 9 GB U2W drives, and > > still have it be insanely fast and large. You don't want to go above 9GB > > in one shot, otherwise when a drive goes, you'll lose a heckuva lot of > > information. Also beware of striping, as if one disk goes, you lose one > > large chunk of spool. And drives will go... just due to the stress of > > being up and running 24/7/365, usually at heavy useage. > > > > On Wed, 5 Jan 2000, Gary D. Margiotta wrote: > > > > > > > > We are running Dnews on 2 FreeBSD 3.3-STABLE boxes. The primary machine > > > is a Dual P-II 450, 512MB RAM, with a DPT 3334-UW and 2 Adaptec 2940UW's > > > (Not U2W yet). It rocks. I have to honestly say, that the box is much > > > faster and more stable than the Solaris/Breeze (Breeze is from the same > > > people who make Typhoon) config we had previously on the same box. > > > > > > The other box is a P-II 300 w 256MB RAM, a DPT 3334-UW, and an Adaptec > > > 2940UW with 4 Medalist drives mirrored as OS/history, and 8 Quantum > > > Fireball UW drives for spool. This machine is our text server, no > > > binaries, and has 24 GB for spool. > > > > > > On the binary server, we have 4 mirrored system drives for OS and > history, > > > and we have 2 Data silos with 9 Seagate Medalist drives in each. Each > > > silo is run off a separate Adaptec 2940, totalling 72GB of spool > > > currently. I'm trying to migrate all of the Seagate drives off to 9GB > IBM > > > UW drives, as the DPT card and the Medalists don't really like each > > > other... that's the reason for the extra Adaptecs. > > > > > > Currently, we have about 10k direct news users, and we resell services, > so > > > the machines are quite heavily abused, and they never complain. Load > > > never ever comes even close to 1.00, machine is always responsive, and I > > > think we could easily handle another 10-15k users without a problem. > > > > > > -Gary > > > > > > On Wed, 5 Jan 2000, Troy Settle wrote: > > > > > > > > > > > Hey all, > > > > > > > > The company I'm working for is currently using D-News on NT for > usenet. I'm > > > > a total newbie to the NNTP game, but am under the impression that > Dnews > > > > isn't a very good solution for an ISP with 20k users. > > > > > > > > I think I want to reccomend something like Typhoon, and I need to get > some > > > > hardware reccomendations, like single or dual CPU system? how much > memory? > > > > what kind of storage subsystem? > > > > > > > > I'm thinking a dual cpu box with as much RAM as it will take, and 100+ > gig > > > > of RAID or Appliance would be the way to get this started, but I need > > > > validation on this. > > > > > > > > Another option might be to use MFS, and not have any fixed disks in > the > > > > machine itself, and use a network applicance for the spool. > > > > > > > > > > > > Thoughts and opinions? > > > > > > > > -Troy > > > > > > > > > > > > > > > > To Unsubscribe: send mail to majordomo@FreeBSD.org > > > > with "unsubscribe freebsd-isp" in the body of the message > > > > > > > > > > > > > > > > To Unsubscribe: send mail to majordomo@FreeBSD.org > > > with "unsubscribe freebsd-isp" in the body of the message > > > > > > > > > > > To Unsubscribe: send mail to majordomo@FreeBSD.org > > with "unsubscribe freebsd-isp" in the body of the message > > > To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-isp" in the body of the message
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