Re: performance issues...

[Barry Treahy <treahy@mmaz.com>]

******    message to minivend-users from Barry Treahy <treahy@mmaz.com>     ******

Well, from the states, your T-1 connection is running poorly!!!

sharks:/var/tmp/.pop# traceroute 205.217.47.210
traceroute to 205.217.47.210 (205.217.47.210), 30 hops max, 40 byte packets
 1  mmgt60.mmaz.com (38.186.45.1)  2.55 ms  2.302 ms  2.358 ms
 2  fr.phoenix.az.psi.net (38.2.190.1)  50.076 ms  30.3 ms  29.999 ms
 3  rc3.sw.us.psi.net (38.1.44.3)  31.204 ms  32.28 ms  30.649 ms
 4  rc1.sw.us.psi.net (38.1.24.1)  42.378 ms  44.812 ms  44.582 ms
 5  nw2.esc.psi.net (38.1.2.7)  115.049 ms  181.441 ms  96.413 ms
 6  pb-nap.above.net (198.32.128.48)  231.298 ms  239.159 ms  354.192 ms
 7  main2-core2-2.sjc.above.net (209.133.31.138)  208.789 ms  241.403 ms  232.88 ms
 8  gw3.emf.net (209.133.27.12)  231.399 ms  208.26 ms  191.661 ms
 9  ser2.gw1.emf.net (205.149.7.5)  196.44 ms  233.199 ms  236.458 ms
10  gw2.emf.net (205.149.1.2)  229.68 ms  244.494 ms  237.841 ms
11  gw.non.net (205.149.7.46)  227.645 ms  232.207 ms  215.927 ms
12  205.217.47.210 (205.217.47.210)  211.52 ms *  198.003 ms
sharks:/var/tmp/.pop#

Even if MV was running great, it would be dog slow with the performance of your network...

Barry

Robert Locke wrote:

> ******    message to minivend-users from Robert Locke <rlocke@infiniteinfo.com>     ******
>
> Hello all,
>
> I wrote earlier complaining about MV 3.12 slowness on a P166 with 128
> MB RAM running Linux RH4 (I've included the email below).  I've since
> installed MV 3.12 on an SGI Challenge/S server running Irix 6.2 with
> 256 Megs of RAM.
>
> The server is hosted behind a dedicate T1 in the States, but since I'm
> in the Philippines and my connectivity in the Philippines is slow, I
> asked some friends in the States with fast connections to help test
> the site.  All said that it was too slow.
>
> One said it was zippy for a short while, but started to slow down
> significantly when she tried simultaneous operations (ordering
> different items) across 3 browsers and was getting 20+ second response
> times.  But the static pages in other sites we host on the same
> machine continued to zip along fine.
>
> I didn't do anything fancy when I installed Minivend, and it is using
> GDBM.  I'm running the 'simple' catalog unaltered.  I've expired the
> session database (though the site isn't getting much activity).  The
> site is currently running at:
>         http://205.217.47.210/simple/
>
> Am I doing something wrong?  Is there anything I missed?  Should I be
> running Minivend using statically generated pages (I tried, but it
> didn't quite work correctly - but that's for another day.)
>
> I'm getting very jealous hearing about all these Minivend success
> stories - it's like a great party that I wasn't invited to!  :-)
>
> Thanks for any insights...
>
> Rob
>
> > I am currently evaluating MV 3.12 on a P166 running Linux (2.0.30).
> > The machine has 128M of RAM (verified by /proc/meminfo), but I am
> > encountering performance issues surfing the simple catalog:
> >
> > First off, it takes about 2-4 seconds or more before pages begin to
> > display (say when placing an order).  In an admittedly primitive
> > experiment, we had 3 people order the same item at the same time and
> > it took about 10-12 seconds before the shopping cart appeared on
> > anyone's browser.  Do these numbers seem reasonable given the system
> > configuration?  Are there any benchmark numbers to refer to?
> >
> > XOSView shows that no swapping is occuring and memory utilization
> > maxes out at about 45%.
> >
> > On the same system, I ran a silly little shopping cart program I wrote
> > a long time ago and it worked almost instantaneously.  I know I'm
> > comparing apples and oranges - MV is 1000x cooler feature-wise.
> >
> > So, am I doing something wrong?  Is the machine just too weak?  Our
> > production machine will be considerably beefier, but I'm worried about
> > scalability given these initial numbers.
> >
> > I understand that some people are running MV with up to a million
> > items in their catalogs.  Are these sites also receiving heavy
> > traffic?  Are there any performance issues?  I assume these are
> > monster machines!
> >
> > Anyways, I would love to use Minivend as our solution, so I would
> > appreciate any insights.
> -
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