[COMMITTERS] pgsql: Implement prefetching via posix_fadvise() for bitmap index scans.

2009-01-11 Thread Tom Lane
Log Message: --- Implement prefetching via posix_fadvise() for bitmap index scans. A new GUC variable effective_io_concurrency controls how many concurrent block prefetch requests will be issued. (The best way to handle this for plain index scans is still under debate, so that part is not

Re: [COMMITTERS] pgsql: Re-enable the old code in xlog.c that tried to use

2009-01-11 Thread Tom Lane
Gregory Stark writes: > [email protected] (Tom Lane) writes: > ! #if defined(USE_POSIX_FADVISE) && defined(POSIX_FADV_DONTNEED) > I think if we're not putting the AC_CHECK_RUN check in then this should just > be HAVE_POSIX_FADVISE not USE_POSIX_FADVISE. The latter was the define I made > if the

Re: [COMMITTERS] pgsql: Re-enable the old code in xlog.c that tried to use

2009-01-11 Thread Gregory Stark
[email protected] (Tom Lane) writes: > Log Message: > --- > Re-enable the old code in xlog.c that tried to use posix_fadvise(), so that > we can get some buildfarm feedback about whether that function is still > problematic. (Note that the planned async-preread patch will not really >

[COMMITTERS] pgsql: Re-enable the old code in xlog.c that tried to use

2009-01-11 Thread Tom Lane
Log Message: --- Re-enable the old code in xlog.c that tried to use posix_fadvise(), so that we can get some buildfarm feedback about whether that function is still problematic. (Note that the planned async-preread patch will not really prove anything one way or the other in buildfarm test

[COMMITTERS] pgsql: Make tests pass with or without locale.

2009-01-11 Thread Peter Eisentraut
Log Message: --- Make tests pass with or without locale. Modified Files: -- pgsql/src/test/regress/expected: foreign_data.out (r1.3 -> r1.4) (http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/src/test/regress/expected/foreign_data.out?r1=1.3&r2=1.4) pgsql/