A Simple Test

12 February 2010

A simple test this evening between two FreeBSD 8.0-RELEASE machines. OpenVPN 2.1.1 compile from ports (source). gen2 i386, Pentium 4 2.0GHz 2.0GB circa 2003 [root@gen2 /usr/ports/security/openvpn]# make install real 4m11.491s user 1m46.402s sys 0m26.863s blackbox i386, Athlon Thunderbird 1.0GHz 512MB circa 2001 [root@blackbox /usr/ports/security/openvpn]# make install real 6m9.970s user 3m15.515s sys 0m43.739s

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FreeBSD 8.0 ZFS Tuning

6 February 2010

I recently migrated my RAID-5 home storage array to RAIDZ using ZFS on FreeBSD 8.0-RELEASE. FreeBSD’s latest release includes ZFS v13 with many tuning patches, making ZFS not only more stable but easier to tune. It is noted that on 64-bit systems with over 2GB RAM, default auto-tuning settings will be quite stable. However in [...]

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Archive Password Recovery

21 January 2010

If you have ever lost the password to one of your rar/zip/p7zip archives, perhaps the only solution for recovery is a brute force. Linux tool: rarcrack-0.2 Options: –threads #, –type [--type rar|zip|7z] If you are dedicating your machine to the brute force, I suggest setting threads equal to the [number of cores] (in my case [...]

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