- fixed PATH shortener - also install /etc/system-fips in the initramfs - nbd, do not fail in hostonly mode - add ohci-pci to the list of hardcoded modules - lvm: do not run pvscan for lvmetad - network fixes - skip crypt swaps with password files - fixed i18n
36 lines
1.2 KiB
Diff
36 lines
1.2 KiB
Diff
From a3bfaa191958c4b70d6c674f972c3b911f8b1bfa Mon Sep 17 00:00:00 2001
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From: Vratislav Podzimek <vpodzime@redhat.com>
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Date: Wed, 13 Nov 2013 13:20:39 +0100
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Subject: [PATCH] Run 'xz' and 'lzma' with multiple threads
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This speeds up compression a lot on multicore systems.
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https://bugzilla.redhat.com/show_bug.cgi?id=1029786
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[Edited-by: Harald Hoyer: use getconf for cpu_count]
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---
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dracut.sh | 6 ++++--
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1 file changed, 4 insertions(+), 2 deletions(-)
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diff --git a/dracut.sh b/dracut.sh
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index 03472ba..bce2662 100755
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--- a/dracut.sh
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+++ b/dracut.sh
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@@ -693,12 +693,14 @@ stdloglvl=$((stdloglvl + verbosity_mod_l))
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# eliminate IFS hackery when messing with fw_dir
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fw_dir=${fw_dir//:/ }
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+cpu_count=$(getconf _NPROCESSORS_ONLN)
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+
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# handle compression options.
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[[ $compress ]] || compress="gzip"
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case $compress in
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bzip2) compress="bzip2 -9";;
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- lzma) compress="lzma -9";;
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- xz) compress="xz --check=crc32 --lzma2=dict=1MiB";;
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+ lzma) compress="lzma -9 ${cpu_count:+-T$cpu_count}";;
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+ xz) compress="xz --check=crc32 --lzma2=dict=1MiB ${cpu_count:+-T$cpu_count}";;
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gzip) compress="gzip -9"; command -v pigz > /dev/null 2>&1 && compress="pigz -9";;
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lzo) compress="lzop -9";;
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lz4) compress="lz4 -9";;
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