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Re: Web Server Performance

From: Kee Hinckley <nazgul@utopia.com>
Date: Fri, 3 Nov 1995 14:28:37 -0500
Message-Id: <v02130507acc018e8c727@[137.103.65.3]>
To: Prasad.Wagle@eng.sun.com (Prasad Wagle)
Cc: www-talk@w3.org
At 8:47 PM 10/30/95, Prasad Wagle wrote:
>We have also developed scripts that will help you analyze your server
>workload.  Please let us know if you would like to use them.

I would definitely be interested in them.

The following are based on a one-month sample of a commercial banking site
(http://www.salemfive.com/), during which time the site received about
61000 hits.


>
>Thank you.
>
>-------------------------
>Question 1 - Request Type
>-------------------------
>What is the relative frequency of GET, HEAD, and POST requests?
>
>                Relative Frequency (in %)
>                -------------------------
>GET                     [ 97 %]                        [ 80  %]
>HEAD                    [   <1 %]        for example     [ 10  %]
>POST                    [   2 %]                        [ 10  %]
>
>-------------------------
>Question 2 - Request Rate
>-------------------------
>What is the peak request rate you have observed on your server?
>There are approximately 100,000 seconds in a day (24 * 3600 = 86400).
>So, average rate in requests/sec ~= requests/day / 100000
>And, peak rate ~= 10 * (average rate)
>
>req/day         Avg req/sec     Peak req/sec
>--------------  -----------     ------------
>0    to 100K    0 to 1          0 to 10         [ x ]                   [   ]
>100K to 500K    1 to 5          10 to 50        [   ]                   [   ]
>500K to 1M      5 to 10         50 to 100       [   ]                   [ x ]
>1M   to 5M      10 to 50        100 to 500      [   ]   for example     [   ]
>5M   to 10M     50 to 100       500 to 1000     [   ]                   [   ]
>
>--------------------------
>Question 3 - File Set Size
>--------------------------
>What is the file set size i.e. the size of the active files in the
>document hierarchy? By active, we mean files that were accessed at
>least once in the previous month.
>
>If you know the exact answer:
>
>[      ]                                for example     [1.5GB]
>
>Else please indicate the range:
>
>0     to 10MB           [  2.5MB ]                           [   ]
>10MB  to 100MB          [   ]                           [   ]
>100MB to 1GB            [   ]                           [ x ]
>1GB   to 10GB           [   ]           for example     [   ]
>10GB  to 100GB          [   ]                           [   ]
>100GB to 1TB            [   ]                           [   ]
>
>--------------------------
>Question 4 - Response Size
>--------------------------
>What is the response size distribution? This is recorded in the server
>log file for each request.
>
>                Relative Frequency (in %)
>                -------------------------
>0     to 1KB            [     %]                        [ 10  %]
>1KB   to 10KB           [     %]                        [ 20  %]
>10KB  to 100KB          [     %]                        [ 60  %]
>100KB to 1MB            [     %]        for example     [ 5   %]
>1MB   to 10MB           [     %]                        [ 5   %]
>10MB  to Inf            [     %]                        [ 0   %]

This isn't recorded as we are using an nph- script to handle all requests.
But the largest image is 50K, the largest html file is 10K

Kee Hinckley      Utopia Inc. - Cyberspace Architects    617.768.5500
nazgul@utopia.com                               http://www.utopia.com/

I'm not sure which upsets me more: that people are so unwilling to accept
responsibility for their own actions, or that they are so eager to regulate
everyone else's.
Received on Friday, 3 November 1995 14:29:36 GMT

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