The following tunables are used in the HP SPECweb99 submittals for 
hpserver rp8400 results 9186 and 15000.

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Zeus global parameter tunables:

The entry from HP's global.cfg file is listed, followed by the
description and the default value.

tuning!bind_any  no
    Boolean: have server sockets bind to IPADDR_ANY       yes 

tuning!cache_cooling_time     0
    Zeus imposed delay before caching recently modified 
    files starts (seconds)                                120

tuning!cache_files            59990
    Size of the web server file cache (number of files)   8011

tuning!cache_flush_interval   86400
    Time after which unaccessed files are flushed from
    the cache (seconds)                                   120

tuning!cache_large_file       50000 (used for 9186 result)
    Minimum size of a "large" file (bytes)                1048577

tuning!cache_large_file       10000 (used for 15000 result)
    Minimum size of a "large" file (bytes)                1048577

tuning!cache_max_bytes        0
    Maximum size to reserve for cached files (bytes) 
    (0=nolimit)                                           33554432

tuning!cache_small_file       0
    Maximum size of a "small"file (bytes) (system 
    page size)                                            4096

tuning!cache_stat_expire      86400
    Time for which the response of a stat() call 
    is cached (seconds)                                   17

tuning!cbuff_size             65536
    Integer: Cbuff size                                   8192

tuning!keepalive_timeout      1200
    Time after which an inactive keepalive connections 
    will be closed (seconds)                              15

tuning!keepalive_max          -1
    Maximum permitted number of keepalive connections 
    (-1 means no limit)                                   256

tuning!listen_queue_size      8192
    Size of the TCP listen queue                          256

tuning!maxaccept              1024
    Maximum number of accept() calls per server socket 
    per poll()/select()                                   32

tuning!sendfile_reservefd     57000
    Number of file descriptors to reserve for sendfile() 
    fd cache (10% of all descriptors if unset)           <unset>

tuning!sendfile_minsize       0
    Minimum file size to be sent with sendfile (bytes)   32768

tuning!sendfile_maxsize       1048576
    Maximum file size to be sent with sendfile (bytes)   2147483647

tuning!softservers            no
    Decide which soft server a request should go to      yes

tuning!so_rbuff_size          0
    Size of the server socket buffer (so_rbuff_size) 
    (bytes)                                              <unset>

tuning!so_wbuff_size          1048576
    Size of the socket write buffer (bytes)              <unset>

tuning!timeout                600
    Timeout for client transfers (seconds)               120

tuning!unique_bind            yes
   Force each child process to bind to a unique IP 
   address, and not to each interface                    no

tuning!use_poll               no
   Boolean: use poll() instead of select()               yes
 
tuning!modules!cgi!cbuff_size 1048576
   Integer: cbuff size                                   8192 

tuning!modules!isapi!enabled  yes
   Boolean: Enable the ISPAI module                      no

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The networking tunables used are the following.  The file
modified is /etc/rc.config.d/nddconf.

tcp_xmit_hiwater_def:  Amount of unsent data that triggers write-side
                       flow control.

        minimum: 4096
        maximum: undefined
        default: 32768 (32K)

tcp_conn_request_max:  Maximum number of outstanding inbound connection
                       requests.

        minimum: 1
        maximum: undefined
        default: 20

tcp_conn_strategy:  Should TCP connection establishment and teardown
                    optimize for space (value 0) or time (value 1).

        default: 0

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