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LN-squid

 Linux の squid

ファイルディスクリプターが足りない

# squidclient -h 127.0.0.1 -p 8080 mgr:info | grep descri
File descriptor usage for squid:
       Maximum number of file descriptors:   1024
       Available number of file descriptors:  296
       Reserved number of file descriptors:   100

コンフィグの修正

vi /etc/squid/squid.conf

# max_filedesc 1024
max_filedesc 2048  ## ←  修正
client_persistent_connections off
server_persistent_connections off
# vi /etc/rc.d/init.d/squid

ulimit -HSn 2048   ## ←   追加 6行目あたり
## config-check
# /usr/sbin/squid -k check

動作確認

# squidclient -h 127.0.0.1 -p 8080 mgr:info | grep descri
File descriptor usage for squid:
       Maximum number of file descriptors:   4096
       Available number of file descriptors: 4021
       Reserved number of file descriptors:   100

====


port が開かない

# http_port 3128 ## ORIGNAL
http_port 192.168.54.101:3128

Kernel tuning

sysctl net.ipv4.tcp_fin_timeout=30
sysctl net.ipv4.tcp_max_syn_backlog=4096
sysctl net.core.somaxconn=4096
sysctl net.core.netdev_max_backlog=4096
sysctl net.core.netdev_max_backlog=360000
sysctl net.ipv4.tcp_tw_reuse=1

SSLBump

https://help.kaspersky.com/KWTS/6.0/ja-JP/166244.htm

https://webnetforce.net/squid-ssl-bump/