From 0ba576979a10a11e5652fd155266464b1e784892 Mon Sep 17 00:00:00 2001 From: Jim Meyering Date: Fri, 19 Aug 2011 17:51:45 +0200 Subject: rm, du, chmod, chown, chgrp: use much less memory for large directories For details, see the gnulib commit, http://git.sv.gnu.org/cgit/gnulib.git/commit/?id=47cb657e * tests/rm/4-million-entry-dir: New test. * tests/Makefile.am (TESTS): Add it. * NEWS (Bug fixes): Mention it. * gnulib: Update to latest to get the required fts fixes. --- tests/rm/4-million-entry-dir | 35 +++++++++++++++++++++++++++++++++++ 1 file changed, 35 insertions(+) create mode 100755 tests/rm/4-million-entry-dir (limited to 'tests/rm') diff --git a/tests/rm/4-million-entry-dir b/tests/rm/4-million-entry-dir new file mode 100755 index 000000000..23130a68e --- /dev/null +++ b/tests/rm/4-million-entry-dir @@ -0,0 +1,35 @@ +#!/bin/sh +# in coreutils-8.12, this would have required ~1GB of memory + +# Copyright (C) 2011 Free Software Foundation, Inc. + +# This program is free software: you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation, either version 3 of the License, or +# (at your option) any later version. + +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. + +# You should have received a copy of the GNU General Public License +# along with this program. If not, see . + +. "${srcdir=.}/init.sh"; path_prepend_ ../src +print_ver_ rm + +very_expensive_ + +# Put 4M files in a directory. +mkdir d && cd d || framework_failure_ +seq 4000000|xargs touch || framework_failure_ + +cd .. + +# Restricted to 50MB, rm from coreutils-8.12 would fail with a +# diagnostic like "rm: fts_read failed: Cannot allocate memory". +ulimit -v 50000 +rm -rf d || fail=1 + +Exit $fail -- cgit v1.2.3-54-g00ecf