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use lz4 compression by default, fixes #2179 

not for create_src_archive() though as this triggers a bug that has to get fixed outside this PR first.
This commit is contained in:
Thomas Waldmann 2017-02-26 18:38:29 +01:00
parent ecd13f11b0
commit 92e5db0c2e
2 changed files with 5 additions and 5 deletions
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8
src/borg/archiver.py
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@ -1629,17 +1629,17 @@ class Archiver:
borg create /path/to/repo::{hostname}-{now:%Y-%m-%d_%H:%M:%S} ... borg create /path/to/repo::{hostname}-{now:%Y-%m-%d_%H:%M:%S} ...
borg prune --prefix '{hostname}-' ...\n\n''') borg prune --prefix '{hostname}-' ...\n\n''')
helptext['compression'] = textwrap.dedent(''' helptext['compression'] = textwrap.dedent('''
Compression is off by default, if you want some, you have to specify what you want. Compression is lz4 by default. If you want something else, you have to specify what you want.
Valid compression specifiers are: Valid compression specifiers are:
none none
Do not compress. (default) Do not compress.
lz4 lz4
Use lz4 compression. High speed, low compression. Use lz4 compression. High speed, low compression. (default)
zlib[,L] zlib[,L]
@ -2276,7 +2276,7 @@ class Archiver:
help='specify the chunker parameters (CHUNK_MIN_EXP, CHUNK_MAX_EXP, ' help='specify the chunker parameters (CHUNK_MIN_EXP, CHUNK_MAX_EXP, '
'HASH_MASK_BITS, HASH_WINDOW_SIZE). default: %d,%d,%d,%d' % CHUNKER_PARAMS) 'HASH_MASK_BITS, HASH_WINDOW_SIZE). default: %d,%d,%d,%d' % CHUNKER_PARAMS)
archive_group.add_argument('-C', '--compression', dest='compression', archive_group.add_argument('-C', '--compression', dest='compression',
type=CompressionSpec, default=dict(name='none'), metavar='COMPRESSION', type=CompressionSpec, default=dict(name='lz4'), metavar='COMPRESSION',
help='select compression algorithm, see the output of the ' help='select compression algorithm, see the output of the '
'"borg help compression" command for details.') '"borg help compression" command for details.')
archive_group.add_argument('--compression-from', dest='compression_files', archive_group.add_argument('--compression-from', dest='compression_files',

2
src/borg/testsuite/archiver.py
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@ -262,7 +262,7 @@ class ArchiverTestCaseBase(BaseTestCase):
return output return output
def create_src_archive(self, name): def create_src_archive(self, name):
self.cmd('create', self.repository_location + '::' + name, src_dir) self.cmd('create', '--compression=none', self.repository_location + '::' + name, src_dir)
def open_archive(self, name): def open_archive(self, name):
repository = Repository(self.repository_path, exclusive=True) repository = Repository(self.repository_path, exclusive=True)