Re: hardware/optimizations for a download-webserver

2004-07-20 Thread Russell Coker
On Tue, 20 Jul 2004 20:05, Brett Parker <[EMAIL PROTECTED]> wrote: > > (create large file) > > [EMAIL PROTECTED]:~$ dd if=/dev/urandom of=public_html/large_file bs=1024 > > count=5 5+0 records in > > 5+0 records out > > > > (get large file) > > [EMAIL PROTECTED]:~$ wget www.lobefin.net/

Re: hardware/optimizations for a download-webserver

2004-07-20 Thread Russell Coker
On Tue, 20 Jul 2004 10:39, Michelle Konzack <[EMAIL PROTECTED]> wrote: > >Other people get >10MB/s. I've benchmarked some of my machines at 9MB/s. > > I do not belive it ! http://www.uwsg.iu.edu/hypermail/linux/kernel/9704.1/0257.html See the above message from David S. Miller <[EMAIL PROTECTED

Re: hardware/optimizations for a download-webserver

2004-07-20 Thread Brett Parker
On Mon, Jul 19, 2004 at 10:49:26PM -0400, Stephen Gran wrote: > This one time, at band camp, Michelle Konzack said: > > Am 2004-07-19 10:01:06, schrieb Russell Coker: > > >On Mon, 19 Jul 2004 05:59, Michelle Konzack <[EMAIL PROTECTED]> wrote: > > >> >Thinking of the expected 50KB/sec download rate

Re: hardware/optimizations for a download-webserver

2004-07-19 Thread Stephen Gran
This one time, at band camp, Michelle Konzack said: > Am 2004-07-19 10:01:06, schrieb Russell Coker: > >On Mon, 19 Jul 2004 05:59, Michelle Konzack <[EMAIL PROTECTED]> wrote: > >> >Thinking of the expected 50KB/sec download rate i calculated a > >> >theoretical maximum of ~250 simultaneous download

Re: hardware/optimizations for a download-webserver

2004-07-19 Thread Michelle Konzack
Am 2004-07-19 10:01:06, schrieb Russell Coker: >On Mon, 19 Jul 2004 05:59, Michelle Konzack <[EMAIL PROTECTED]> wrote: >> >Thinking of the expected 50KB/sec download rate i calculated a >> >theoretical maximum of ~250 simultaneous downloads -- am i right ? >> >> With a 100 MBit NIC you can have a m

Re: hardware/optimizations for a download-webserver

2004-07-18 Thread Russell Coker
On Mon, 19 Jul 2004 05:59, Michelle Konzack <[EMAIL PROTECTED]> wrote: > >Thinking of the expected 50KB/sec download rate i calculated a > >theoretical maximum of ~250 simultaneous downloads -- am i right ? > > With a 100 MBit NIC you can have a maximum of 7 MByte/sec What makes you think so? Oth

Re: hardware/optimizations for a download-webserver

2004-07-18 Thread Michelle Konzack
Am 2004-07-18 13:37:03, schrieb Henrik Heil: >However the 50/150 concurrent requests are a guess (best i can get for now) >What do you think is the request-limit with a >Pentium IV 2 GHz, 1GB RAM, 100Mbit, IDE-disk ? > >Thinking of the expected 50KB/sec download rate i calculated a >theoretical m

Re: hardware/optimizations for a download-webserver

2004-07-18 Thread Johannes Formann
Henrik Heil <[EMAIL PROTECTED]> wrote: > However the 50/150 concurrent requests are a guess (best i can get for now) > What do you think is the request-limit with a > Pentium IV 2 GHz, 1GB RAM, 100Mbit, IDE-disk ? Since all your files could be cached into the RAM, with a fast webserver like thttp

Re: hardware/optimizations for a download-webserver

2004-07-18 Thread Henrik Heil
Thanks for your advice -- seems i have been too chicken-hearted. Summary: Don't bother with tuning the server and don't even think about setting up a cluster for something like this - definitely overkill. ;o) That's what i'll do ;-) However the 50/150 concurrent requests are a guess (best i can get

Re: hardware/optimizations for a download-webserver

2004-07-16 Thread Russell Coker
On Sat, 17 Jul 2004 14:09, Nate Duehr <[EMAIL PROTECTED]> wrote: > Other good ways to do this include a shared RAID'ed network filesystem > on a central box and two front-end boxes that are load-balanced with a > hardware load-balancer.  That gets into the "must be up 24/7" realm, or > close to it.

Re: hardware/optimizations for a download-webserver

2004-07-16 Thread Nate Duehr
On Jul 16, 2004, at 8:28 PM, Russell Coker wrote: Installing a single machine and hoping for the best often gives better results. I agree in most cases. One possible better solution that is one step short of creating a cluster is installing a single machine, and making sure that rock-solid bare-m

Re: hardware/optimizations for a download-webserver

2004-07-16 Thread Russell Coker
On Sat, 17 Jul 2004 10:39, Nate Duehr <[EMAIL PROTECTED]> wrote: > On Jul 16, 2004, at 1:43 PM, Markus Oswald wrote: > > Summary: Don't bother with tuning the server and don't even think about > > setting up a cluster for something like this - definitely overkill. ;o) > > Unless there's a business

Re: hardware/optimizations for a download-webserver

2004-07-16 Thread Nate Duehr
On Jul 16, 2004, at 1:43 PM, Markus Oswald wrote: Summary: Don't bother with tuning the server and don't even think about setting up a cluster for something like this - definitely overkill. ;o) Unless there's a business requirement that it be available 24/7 with no maintenance downtime - that adds

Re: hardware/optimizations for a download-webserver

2004-07-16 Thread Russell Coker
On Sat, 17 Jul 2004 05:42, Skylar Thompson <[EMAIL PROTECTED]> wrote: > As long as we're not talking about 486-class machines, the processor is not > going to be the bottleneck; the bandwidth is. Multiplying 150 peak users by > 50kB/s gives 7.5MB/s, so your disks should be able to spit out at least

Re: hardware/optimizations for a download-webserver

2004-07-16 Thread Markus Oswald
Am Fr, den 16.07.2004 schrieb Henrik Heil um 20:53: > Hello, > please excuse my general questions. > > A customer asked me to setup a dedicated webserver that will offer ~30 > files (each ~5MB) for download and is expected to receive a lot of > traffic. Most of the users will have cable modems a

Re: hardware/optimizations for a download-webserver

2004-07-16 Thread Skylar Thompson
On Fri, Jul 16, 2004 at 08:53:21PM +0200, Henrik Heil wrote: > Hello, > please excuse my general questions. > > A customer asked me to setup a dedicated webserver that will offer ~30 > files (each ~5MB) for download and is expected to receive a lot of > traffic. Most of the users will have cable

hardware/optimizations for a download-webserver

2004-07-16 Thread Henrik Heil
Hello, please excuse my general questions. A customer asked me to setup a dedicated webserver that will offer ~30 files (each ~5MB) for download and is expected to receive a lot of traffic. Most of the users will have cable modems and their download speed should not drop below 50KB/sec. My ques