bash: /proc/sys/vm/drop_caches: Permission denied

alikhan825

Registered
Jul 11, 2018
1
0
1
pakistan
cPanel Access Level
Root Administrator
when i execute this command
sync; echo 1 > /proc/sys/vm/drop_caches
its shows this error "bash: /proc/sys/vm/drop_caches: Permission denied".
why it's show permission denied i'm accessing root account.