Sorry, but could not find Quanah Gibson's page at stanford.
Would you mind posting the url? On 8/6/05, Ignacio Coupeau <[EMAIL PROTECTED]> wrote: > Gustavo Rios wrote: > > Dear folks, > > > > i am planing using openldap to server account for my users (unix, > > email, etc). It will be authenticating by means of kerberos V (SASL) I > > wonder about performance concerns. > > > > My initial ideia was to use BDB, but on openbsd mailing (my OS is > > OBSD) i heard someone telling me he/she did not trust BDB and > > preferred some variant of gdbm/ndbm. > > a couple of years ago, perhaps..., BDB 4.2.52p2 runs very fine with > several hundred of thousand accounts and thousand machines (samba and mail). > > And, of course, the BDB runs very fine only if it is well tunned (for > example): > set_cachesize > set_lg_regionmax > set_lg_bsize > set_lg_dir > > you can found some useful examples in the Quanah Gibson's pages at > Stanford and a long article about index size calculations (and several > others) in the faq-o-matic > > > So my question is how reliable you judge openldap + bdb?\ > > I know this may seem a little hard to answer, but i am planning a Dell > > PowerEdge 750 with SCSI RAID 1, 512 MB RAM and obsd 3.7. It will be > > used for handling about 10K users and 3k desktops for qmail, linux and > > samba. > > > > It my configuration realistic? > > Strongly recommend you 2 servers (a master and a slave, also for HA), > with a bit more of RAM (1-2GB perhaps). You need a lot of indexes and a > lot of memory makes the ldap flight. > > The transaction logs may be in a different disk for I/O performance. > > Ignacio > > -- > ____________________________________________________ > Ignacio Coupeau, Ph.D. [EMAIL PROTECTED] > CTI, Director [EMAIL PROTECTED] > University of Navarra [EMAIL PROTECTED] > Pamplona, SPAIN http://www.unav.es/cti/ >
