Kill all close wait process
We have seen many cases where the client didn’t close the connection correctly, the process is stuck at CLOSE_WAIT status,…
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Auto Restart apache when connection is high
In some situations, our web server receive too many connections. The number is much higher than normal, that could be…
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Nagios: Add new plugin
Nagios config file is in [crayon-68720b943bcda735712129/] Nagios plugin script is in [crayon-68720b943bcdc694414837/]
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Nagios: nagiosgraph.js is not installed or wrong version.
[crayon-68720b943bdc3543888012/] edit file nagiosgraph-apache.conf , [crayon-68720b943bdc5909965437/]
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Check nagios configuration file
If you can’t start nagios server, it could be the configuration file was wrong. Check it before restarting the server…
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Relocation subversion
Command: [crayon-68720b943bfaa363427667/]
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Sendmail – control who can send relay
Sendmail use “access” database to control who can use this email server to send email out. It’s easy, just edit…
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Godaddy: treat html file as php
I used to put this content in my .htaccess to treat .html as php file, but some how it’s no…
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Samba troubleshooting commands
Edit /etc/samba/smb.conf , add [crayon-68720b943c2b8422682663/] Run server in debug mode [crayon-68720b943c2ba101427536/] Smb client test [crayon-68720b943c2bb097570545/] Test param [crayon-68720b943c2bc294638370/]
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Backup & Restore Firewall Rules with iptables – Ubuntu
Save: [crayon-68720b943c3d7889291887/] Backup : [crayon-68720b943c3da638171569/] Restore [crayon-68720b943c3db634377662/] View Rules: [crayon-68720b943c3dc378704414/]