Comment Comment by adobriyan > Increasing the max setting does not consume additional resources. It merely makes it possible for applications to get the resources they ask for.From unswappable kernel memory, yeah.> kernel.pid_max = 999999> * - nproc unlimited1.000.000 pids is 1 mil task_struct's.On my quite stripped out kernel 14 task_struct's fit into order 3 slab -- 14 objects per 32KB or kernel memory.1000000 / 14 * 32 * 1024 = 2.18 GB of kernel memoryand that's not even counting other kernel structures! parent adobriyan 12 years ago
From unswappable kernel memory, yeah.
> kernel.pid_max = 999999
> * - nproc unlimited
1.000.000 pids is 1 mil task_struct's.
On my quite stripped out kernel 14 task_struct's fit into order 3 slab -- 14 objects per 32KB or kernel memory.
1000000 / 14 * 32 * 1024 = 2.18 GB of kernel memory
and that's not even counting other kernel structures!