Kunzuo Lin

Background

About Kunzuo Lin

10+ years experience of Linux administrator, extensive skills of RHEL, Suse, CentOS, Turbo, familiar with Solaris, Unix etc. • Extensive skills of host build, configuration, trouble shooting, and UNIX shell scripts • Proficient in internet applications: Tomcat, Apache, Nginx and JDK, and experienced in Gemfire, Websphere • Expert skills of OSI, TCP/TP protocol, including HTTP, SSH, DNS/BIND, DHCP, Samba, NFS, FTP, yum etc. • Expert skills of service load balance, such as F5 BIG1500 LMT, Linux LVS. HA VCS. • Proficient in complex system performance tuning • 10+ years experience of prod/non-prod applications deployment, monitoring, maintenance, trouble shooting, and able to use Root Cause Analysis to look deeper into problems • 6+ years experience on global support, familiar with SLA, and customer support, and experienced in schedule for prod /non-prod work, implementing prod changes • Good communication skills and teamwork and good relationship with customers • Self-motivated, able to prioritize work independently, and efficient • Experienced in virtualization platforms, such as VMware technology • Many years experience in telecom environment • 7+ years experience in Oracle Database and MySQL, including installation, trouble shooting, performance tuning, backup & Recovery etc. • 7+ years experience with Cisco networks setup/configure, such as routers, switches & Wifi, and Netscreen firewalls. • Expert in admin windows XP/7/2003/2008 & Active Directory • Many years experience of system volume management software, such ZFS, LVM, and familiar with VXVM • Expert skills of network & system monitor, such as tools, Nagios, Cacti, MRTG, and experienced in ZAPP, netcool, sitescope, autosys • Excellent with system security, such as iptables, firewalls, VPN • Experienced in virtualization platforms, such as VMware Hypervisor, Vsphere technology. Some knowledge with Cloud service, such as AWS • 10+ years experience of SUN Sparc/x86 servers, IBM, HP, DELL X86 server