48 lines
1.7 KiB
Diff
48 lines
1.7 KiB
Diff
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From 3ea5d2e28fe0e5790594d036c430dbad4e903186 Mon Sep 17 00:00:00 2001
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From: Cong Wang <xiyou.wangcong@gmail.com>
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Date: Tue, 10 Jan 2012 22:45:45 +0800
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Subject: [PATCH] lsinitrd: add '-s' option to sort the initrd output by file
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size
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This is useful to analyse which files consume the space of initrd.
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Signed-off-by: Cong Wang <xiyou.wangcong@gmail.com>
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---
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lsinitrd | 18 ++++++++++++++++--
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1 files changed, 16 insertions(+), 2 deletions(-)
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diff --git a/lsinitrd b/lsinitrd
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index 7da9f61..ad7ece9 100755
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--- a/lsinitrd
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+++ b/lsinitrd
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@@ -19,7 +19,17 @@
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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#
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-[[ $# -le 2 ]] || { echo "Usage: $(basename $0) [<initramfs file> [<filename>]]" ; exit 1 ; }
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+[[ $# -le 2 ]] || { echo "Usage: $(basename $0) [-s] [<initramfs file> [<filename>]]" ; exit 1 ; }
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+
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+sorted=0
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+while getopts "s" opt; do
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+ case $opt in
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+ s) sorted=1;;
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+ \?) exit 1;;
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+ esac
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+done
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+shift $((OPTIND-1))
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+
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image="${1:-/boot/initramfs-$(uname -r).img}"
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[[ -f "$image" ]] || { echo "$image does not exist" ; exit 1 ; }
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@@ -45,5 +55,9 @@ echo "$image: $(du -h $image | awk '{print $1}')"
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echo "========================================================================"
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$CAT "$image" | cpio --extract --verbose --quiet --to-stdout 'lib/dracut/dracut-*' 2>/dev/null
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echo "========================================================================"
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-$CAT "$image" | cpio --extract --verbose --quiet --list
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+if [ "$sorted" -eq 1 ]; then
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+ $CAT "$image" | cpio --extract --verbose --quiet --list | sort -n -k5
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+else
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+ $CAT "$image" | cpio --extract --verbose --quiet --list
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+fi
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echo "========================================================================"
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