diff options
Diffstat (limited to 'debian/DB_CONFIG')
| -rw-r--r-- | debian/DB_CONFIG | 78 |
1 files changed, 78 insertions, 0 deletions
diff --git a/debian/DB_CONFIG b/debian/DB_CONFIG new file mode 100644 index 0000000..302dcfa --- /dev/null +++ b/debian/DB_CONFIG @@ -0,0 +1,78 @@ +# WARNING: Before tuning the following parameters, _PLEASE READ_ +# /usr/share/doc/slapd/README.DB_CONFIG.gz + +# Set the database in memory cache size. +# +# set_cachesize <gbytes> <bytes> <ncache> +# Sets the database in memory cache size. +# Database entries and indexes will be stored in this cache to +# avoid disk access during database read and write operations. +# Tuning this value can greatly effect your database performance. +# The parameters are: +# <gbytes>: The number of gigabytes of memory to allocate to the cache. +# <bytes>: The number of bytes of memory to allocate to the cache. +# <ncache>: The number of cache segments to use. If this value is set to +# 0 or 1 then Berkeley DB will try to allocate one contiguous section +# of memory for the cache. If this value is greater than 1, the cache +# will be split into that number of segments. +#set_cachesize 0 52428800 0 + +# For the Debian package we use 2MB as default but be sure to update this +# value if you have plenty of RAM +set_cachesize 0 2097152 0 + +# Sets the database startup flags. +# +# set_flags <flag> +# There are various flag options that may be set. The DB_TXN_NOSYNC flag +# tells the database not to immediately flush transaction buffers to disk. +# Setting this flag can help speed up database access during periods of +# database write activity BUT at expense of data safety. Enable it only +# to load data with slapadd, while slapd is not running. +#set_flags DB_TXN_NOSYNC + + +# Set the maximum in memory cache in <bytes> for database file name caching. +# +# set_lg_regionmax <bytes> +# This value should be increased as the number of database files increases +# (tables and indexes). +#set_lg_regionmax 1048576 + +# Set the maximum size of log files in <bytes>. +# +# set_lg_max <bytes> +# Logs will be rotated when <bytes> amount of data have been written to +# one log file. This value should be at least four times the size of +# set_lg_bsize. +#set_lg_max 10485760 + +# Set the in memory cache for log information. +# +# set_lg_bsize <bytes> +# When <bytes> amount of logging information have been written to this +# cache it will be flushed to disk. +#set_lg_bsize 2097152 +# For the Debian package we use 512kByte which should suffice for typical +# directory usage (read often, write seldom) +set_lg_bsize 524288 + +# Set the log file directory to <directory>. +# +# set_lg_dir /usr/local/var/openldap-logs +# Log files should preferably be on a different disk than the +# database files. This both improves reliability (for disastrous +# recovery) and speed of the database. +#set_lg_dir <directory> + + +# Sven Hartge reported that he had to set this value incredibly high +# to get slapd running at all. See http://bugs.debian.org/303057 +# for more information. + +# Number of objects that can be locked at the same time. +set_lk_max_objects 5000 +# Number of locks (both requested and granted) +set_lk_max_locks 5000 +# Number of lockers +set_lk_max_lockers 5000 |