On 2013-01-05 10:35:52 +0000, Philip Martin wrote: > Branko Čibej <br...@wandisco.com> writes: > > > * The BDB backend is an order of magnitude slower on trunk than FSFS > > o timing parallel "make check" on my 4x4-core i7+ssd mac: > > + FSFS: real 7m33.213s, user 19m8.075s, sys 10m54.739s > > + BDB: real 35m17.766s, user 15m28.395s, sys 11m58.824s > > I don't see that behaviour. On my machine with 1x2 Core2 Duo, Linux and > SSD: > > FSFS: real 12m42.383s, user 7m37.557s, sys 5m58.534s > BDB: real 11m30.895s, user 8m14.603s, sys 5m45.358s > > I don't think either your results or mine indicate anything about the > relative performance of the backends as all the repositories in the > testsuite are far too small.
As a user I no longer mind about BDB. But the above timings make me think that BDB could still be useful for testing purpose (in particular because you have no other backends). -- Vincent Lefèvre <vinc...@vinc17.net> - Web: <http://www.vinc17.net/> 100% accessible validated (X)HTML - Blog: <http://www.vinc17.net/blog/> Work: CR INRIA - computer arithmetic / AriC project (LIP, ENS-Lyon)
