E-mail: [email protected] Cell: 1-778-987-3411
http://ickernel.blogspot.com http://www.vcn.bc.ca/~vli
Objective: Systems Administrator
Skills:
Operating Systems
- Linux - RedHat, Fedora, CentOS,
Debian, Ubuntu, uClinux
- Linux Kernel‚ Virtual Memory (page allocation, page
direct/background reclaim, page writeback, page readahead, vmscan,
kswapd, OOM killer)
- Mac OS X, OpenBSD, FreeBSD,
Sun Solaris 2.6, 7, 8
Applications/Network
- SMTP/LMTP - Postfix, Sendmail,
qmail
- Spam/Virus filtering - SpamAssassin,
Clamav, Amavisd-new, Mailzu
- IMAP/POP3 - Cyrus-IMAPD, imapsync
- LAMP stack - Linux/Apache/MySQL/Perl/PHP, MySQL replication
- Standard system services -
sshd, proftpd, vsftpd, BIND(DNS), Samba, NFS
- Security related utilities
- nmap, iptables, ipfw, ufw, openssl, openssh, tcpdump, netstat, lsof,
p0f
- Network/Network Monitor –
TCP/IP, SNMP, nagios, cacti, mrtg
- Package management - apt-get,
dpkg, yum, rpm, ipkg
- Storage management – SAN,
NAS, LVM, RAID, iSCSI
- IP-PBX Telephony – Asterisk,
SIP, IP04
Development
- Perl, Shell Scripting, Perl
OO/Network/CGI programming
- Linux C system, kernel, application/network
programming
- Source control management
- Git, svn
- Autoconf, automake, make,
makefile, gcc
Experience
Linux Kernel Contributor 2009/06 - Present
http://www.vcn.bc.ca/~vli/Vincent_Kernel.patch.txt
- Involved with Kernel patches
discussion, reviewing, testing
- Submitted kernel patches and
accepted in 2.6.32 mainline kernel
Senior Systems Administrator
2004/07- Present
Biomedical Research Centre, University
of BC, Vancouver http://www.brc.ubc.ca/
- Implemented open-source email
system to improve accuracy of spam/virus filtering
- Automated server maintenance
tasks
- Customized various open-source
software to solve work problem
- Implemented free telephony
project to replace work telephone system
- Developed in-house OS X remote
backup up solutions
- Implemented open source helpdesk
ticket system
- Implemented open source web
content management system
- Managed all Biomedical IT
infrastructures
IP-PBX Embedded Systems Developer
(Volunteer)
Blackfin Asterisk IP-PBX project - http://blackfin.uclinux.org/gf/project/asterisk
System Administrator (team lead)
1998/04 –2003/03
iASPEC Technologies Group, Shenzhen,
China http://www.iaspec.com/
- Managed 24*7 data center server
and networks
- Lead a team of 5 NOC member
staff
- Automated systems maintenance
work
- Administered internal cooperate
server, network systems
- Implemented cooperate sendmail
email system
- Scripted phone dialing system
to monitor call center services
Education
Bachelor's Degree in Information Engineering
1998
- Wuhan University, Wuhan, China