/usr/lib/python2.7/dist-packages/obnamlib/defaults.py is in obnam 1.19.1-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 | # Copyright 2015 Lars Wirzenius
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
#
# =*= License: GPL-3+ =*=
DEFAULT_NODE_SIZE = 256 * 1024 # benchmarked on 2011-09-01
DEFAULT_CHUNK_SIZE = 1024 * 1024 # benchmarked on 2011-09-01
DEFAULT_UPLOAD_QUEUE_SIZE = 1024 # benchmarked on 2015-05-02
DEFAULT_LRU_SIZE = 256
DEFAULT_CHUNKIDS_PER_GROUP = 1024
DEFAULT_NAGIOS_WARN_AGE = '27h'
DEFAULT_NAGIOS_CRIT_AGE = '8d'
_MEBIBYTE = 1024**2
DEFAULT_DIR_BAG_BYTES = 1 * _MEBIBYTE
DEFAULT_DIR_CACHE_BYTES = 256 * _MEBIBYTE
DEFAULT_CHUNK_BAG_BYTES = 1 * _MEBIBYTE
DEFAULT_CHUNK_CACHE_BYTES = 1 * _MEBIBYTE
# The following values have been determined empirically on a laptop
# with an encrypted ext4 filesystem. Other values might be better for
# other situations.
IDPATH_DEPTH = 3
IDPATH_BITS = 12
IDPATH_SKIP = 13
# Maximum identifier for clients, chunks, files, etc. This is the largest
# unsigned 64-bit value. In various places we assume 64-bit field sizes
# for on-disk data structures.
MAX_ID = 2**64 - 1
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