Java memory dump issue

Question

I have tried to create a memory dump using with below code

 **/usr/lib/jvm/j2sdk1.5-sun/bin/jmap -heap 10699**

but i got below mentioned er

Answer 1

To be proactive, I'll assume you're running ubuntu. In that case, type the following:

echo 0 | sudo tee /proc/sys/kernel/yama/ptrace_scope

If you're not running ubuntu, I'll recommend that you run jmap as the same user as ran your target process