Tuning Solaris 7 to use it with INN

Paul Theodoropoulos paul at atgi.net
Wed Jul 26 18:54:35 UTC 2000



http://www.rvs.uni-hannover.de/people/voeckler/tune/EN/tune.html

an outstanding resource for tuning.

For example, here's the tuning i use on my solaris 7 feed exchanger, all by 
way of info at the above URL:

root-HSNX /% cat /etc/rc2.d/S70ndd
#!/sbin/sh
PATH=/usr/sbin;export PATH
# IP
ndd -set /dev/ip ip_forward_directed_broadcasts 0
ndd -set /dev/ip ip_forward_src_routed 0
ndd -set /dev/ip ip_forwarding 0
ndd -set /dev/ip ip_ire_pathmtu_interval 600000
ndd -set /dev/ip ip_path_mtu_discovery 1
ndd -set /dev/ip ip_icmp_err_interval 0
# TCP
ndd -set /dev/tcp tcp_conn_req_max_q 512
ndd -set /dev/tcp tcp_conn_req_max_q0 10240
ndd -set /dev/tcp tcp_cwnd_max 262144
ndd -set /dev/tcp tcp_deferred_ack_interval 400
ndd -set /dev/tcp tcp_fin_wait_2_flush_interval 67500
ndd -set /dev/tcp tcp_ip_abort_interval 600000
ndd -set /dev/tcp tcp_ip_abort_cinterval 60000
ndd -set /dev/tcp tcp_keepalive_interval 3600000
ndd -set /dev/tcp tcp_mss_def 1460
ndd -set /dev/tcp tcp_recv_hiwat 131071
ndd -set /dev/tcp tcp_rexmit_interval_initial 3000
ndd -set /dev/tcp tcp_rexmit_interval_min 2000
ndd -set /dev/tcp tcp_rexmit_interval_max 240000
ndd -set /dev/tcp tcp_rtt_updates 16
ndd -set /dev/tcp tcp_sack_permitted 2
ndd -set /dev/tcp tcp_slow_start_initial 2
ndd -set /dev/tcp tcp_slow_start_after_idle 2
ndd -set /dev/tcp tcp_time_wait_interval 60000
ndd -set /dev/tcp tcp_xmit_hiwat 131071
# UDP
ndd -set /dev/udp udp_recv_hiwat 64000
ndd -set /dev/udp udp_xmit_hiwat 16384


At 01:32 AM 07/26/2000, Przemyslaw Maciuszko wrote:

>Are there any web pages that describe mention problem ?
>I'd like to tune the system (especially /etc/system) but I couldn't find
>anything.
>
>
>Przemyslaw Maciuszko
>TP Internet

---------------------------------
Paul Theodoropoulos
paul at atgi.net
Senior Unix Systems Administrator
Advanced Telcom Group, Inc.
Santa Rosa, California
Work: http://www.callatg.com
Play: http://www.anastrophe.com





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