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| author | Denys Vlasenko | 2011-09-10 13:25:57 +0200 |
|---|---|---|
| committer | Denys Vlasenko | 2011-09-10 13:25:57 +0200 |
| commit | 522041ee7b10ac544b90c6a8d1d4fbf8a5d39c6d (patch) | |
| tree | 412854af83f841f564faf842ca6cefc12a016236 /archival/Config.src | |
| parent | 202a1b9284fd763e81340050d228103aef999675 (diff) | |
| download | busybox-522041ee7b10ac544b90c6a8d1d4fbf8a5d39c6d.zip busybox-522041ee7b10ac544b90c6a8d1d4fbf8a5d39c6d.tar.gz | |
regularize options which control size/speed trade
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
Diffstat (limited to 'archival/Config.src')
| -rw-r--r-- | archival/Config.src | 27 |
1 files changed, 13 insertions, 14 deletions
diff --git a/archival/Config.src b/archival/Config.src index 9f49081..885cb5b 100644 --- a/archival/Config.src +++ b/archival/Config.src @@ -187,15 +187,17 @@ config FEATURE_GZIP_LONG_OPTIONS help Enable use of long options, increases size by about 106 Bytes -config GZIP_BIG_MEM - bool "Trade memory for gzip speed" - default n - depends on GZIP - help - Enable big memory options for gzip, including larger I/O - buffers and bigger hash tables. Faster, but uses at least - twice as much memory. Select if speed is more important than - memory use. +config GZIP_FAST + int "Trade memory for gzip speed (0:small,slow - 2:fast,big)" + default 0 + range 0 2 + depends on GZIP + help + Enable big memory options for gzip. + 0: small buffers, small hash-tables + 1: larger buffers, larger hash-tables + 2: larger buffers, largest hash-tables + Larger models may give slightly better compression config LZOP bool "lzop" @@ -340,15 +342,12 @@ config UNLZMA is generally considerably better than that achieved by the bzip2 compressors. - The BusyBox unlzma applet is limited to de-compression only. + The BusyBox unlzma applet is limited to decompression only. On an x86 system, this applet adds about 4K. - Unless you have a specific application which requires unlzma, you - should probably say N here. - config FEATURE_LZMA_FAST bool "Optimize unlzma for speed" - default y + default n depends on UNLZMA help This option reduces decompression time by about 25% at the cost of |