Currently legato is running on Sun OS 5.8 which has already reached its end of 
lifecycle and it should meet the security compliance of my company.
 
Please let me know if there is any concern to upgrade this server to the latest 
version. 

Do i need to upgrade version of legato to the latest version

root@icbacka # showrev 
Hostname: icbacka
Hostid: 8368125d
Release: 5.8
Kernel architecture: sun4u
Application architecture: sparc
Hardware provider: Sun_Microsystems
Domain: 
Kernel version: SunOS 5.8 Generic 117350-46 Jan 2007

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