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SubjectRe: [PATCH] pid_max hang again...
Andries Brouwer wrote:
> ...
> Again. We have 2^30 = 10^9 pids. In reality there are fewer than 10^4
> processes. So once in 10^5 pid allocations do we make a scan over
> these 10^4 processes,

Inside tasklist_lock? That's pretty bad from a latency point of
view. A significant number of users would take the slower common
case to avoid this.
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