How To Check Current Patch Level In Solaris 11
You should check first /etc/release that shows which version of Solaris was originally installed, then check with 'uname -a' which kernel patch are you currently using (it's the number XXXXXX-XX that shows up) then start comparing the kernel patches with the other machines, the kernel patch is a critical component so a newer kernel patch usually means a more up to date system in almost every aspect.And then if you're not a faint of heart you can use the (unofficial) to update your systems automatically just by providing a valid SunSolve account.
nowbotrace – 2020