finding Solaris version information bit version information and operating system detail command

to find out bit version

isainfo -kv

bash-3.00$ isainfo -kv
64-bit sparcv9 kernel modules


uname -r

to check release

bash-3.00$ uname -r
5.10

bash-3.00$ uname -v
Generic_147440-12
bash-3.00$ uname -a
SunOS devidm008 5.10 Generic_147440-12 sun4v sparc SUNW,T5440

bash-3.00$ uname -i
SUNW,T5440
bash-3.00$ uname -v
Generic_147440-12

/etc/realease

to check release info