comparison README @ 1470:b6e2bc962536

maps: increase sqlite cache size automatically Sqlite cache size is 2MB by default. Increasing the cache size can speed up migration. In a large repo with millions of revisions, changing the cache size to a big enough value reduces at least 30% of the migration time. Give the general trends that sacrifices space for speed, this patch auto tunes the cache size to be big enough to hold the entire database.
author Jun Wu <quark@fb.com>
date Tue, 31 May 2016 15:44:11 +0100
parents 3df6ed4e7561
children b06be5815692
comparison
equal deleted inserted replaced
1469:7bb2c6ca4d24 1470:b6e2bc962536