[crac] Integrated: List open FDs through reading /proc/self/fd

[Radim Vansa]

On Fri, 12 May 2023 07:36:33 GMT, Radim Vansa <duke at openjdk.org> wrote:

> Previously the code was iterating through all possible FD values, up to highest allowed FD number, and required allocation of possibly huge array. Reading /proc/self/fd into a compact array is both more memory efficient and does not require excessive syscalls.

This pull request has now been integrated.

Changeset: ab3c5123
Author:    Radim Vansa <rvansa at azul.com>
Committer: Anton Kozlov <akozlov at openjdk.org>
URL:       https://git.openjdk.org/crac/commit/ab3c51235038c92f06668c227d8f720d85c0de82
Stats:     102 lines in 1 file changed: 27 ins; 23 del; 52 mod

List open FDs through reading /proc/self/fd

Reviewed-by: akozlov

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PR: https://git.openjdk.org/crac/pull/67