Re: The results of my PostgreSQL/filesystem performance tests

>>>>> "SC" == Sean Chittenden <sean(at)chittenden(dot)org> writes:

>> I need to step in and do 2 things:
SC> Thanks for posting that. Let me know if you have any questions while
SC> doing your testing. I've found that using 16K blocks on FreeBSD
SC> results in about an 8% speedup in writes to the database, fwiw.

ok.. ignore my prior request about how to set that... i missed you had
included a patch.

Any recommendations on newfs parameters for an overly large file
system used solely for Postgres? Over 100Gb (with raid 10) or over
200Gb (with raid 5)?

--
=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=
Vivek Khera, Ph.D. Khera Communications, Inc.
Internet: khera(at)kciLink(dot)com Rockville, MD +1-240-453-8497
AIM: vivekkhera Y!: vivek_khera http://www.khera.org/~vivek/