cd59c2ec5f
Now squashfs have used for only one stream buffer for decompression so it hurts parallel read performance so this patch supports multiple decompressor to enhance performance parallel I/O. Four 1G file dd read on KVM machine which has 2 CPU and 4G memory. dd if=test/test1.dat of=/dev/null & dd if=test/test2.dat of=/dev/null & dd if=test/test3.dat of=/dev/null & dd if=test/test4.dat of=/dev/null & old : 1m39s -> new : 9s * From v1 * Change comp_strm with decomp_strm - Phillip * Change/add comments - Phillip Signed-off-by: Minchan Kim <minchan@kernel.org> Signed-off-by: Phillip Lougher <phillip@squashfs.org.uk> |
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.. | ||
block.c | ||
cache.c | ||
decompressor_multi.c | ||
decompressor_single.c | ||
decompressor.c | ||
decompressor.h | ||
dir.c | ||
export.c | ||
file.c | ||
fragment.c | ||
id.c | ||
inode.c | ||
Kconfig | ||
lzo_wrapper.c | ||
Makefile | ||
namei.c | ||
squashfs_fs_i.h | ||
squashfs_fs_sb.h | ||
squashfs_fs.h | ||
squashfs.h | ||
super.c | ||
symlink.c | ||
xattr_id.c | ||
xattr.c | ||
xattr.h | ||
xz_wrapper.c | ||
zlib_wrapper.c |