To print output without options
$ lsipc
To view the information about shared memory
$ lsipc --shmem
To print output in json format
$ lsipc -J
$ lsipc --json -o resource,limit,used
To display specific columns
$ lsipc --shmem -o KEY,SIZE,PERMS
To display help options
$ lsipc -h
regards,
T.Dhanasekar