Tcp Tuning - Oracle Oracle9i Application Manual

TCP Tuning

TCP Tuning
Correctly tuned TCP parameters can improve performance dramatically. This
section contains recommendations for TCP tuning and a brief explanation of each
parameter.
The table below contains recommended TCP parameter settings.
Table 4–1 Recommended TCP parameter settings for Intel Solaris
Parameter
tcp_conn_hash_size
tcp_close_wait_interval 60000
tcp_time_wait_interval
tcp_conn_req_max_q
tcp_conn_req_max_q0
tcp_slow_start_initial
tcp_xmit_hiwat
tcp_recv_hiwat
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Setting Comments
See "Increasing TCP
Connection Table Access
32768
Speed" on page 4-6.
Parameter name in Solaris 2.6.
See "Specifying Retention time
for Connection Table entries"
on page 4-7.
60000 Parameter name in Solaris 2.7.
See "Specifying Retention time
for Connection Table entries"
on page 4-7.
1024 See "Increasing the Handshake
Queue Length"
1024 See "Increasing the Handshake
Queue Length"
2 See "Changing the Data
Transmission Rate"
page 4-8.
32768 See "Changing the Data
Transfer Window Size"
page 4-8.
32768 See "Changing the Data
Transfer Window Size"
page 4-8.
on page 4-7.
on page 4-7.
on
on
on