pgsql: Publish checkpoint timing information to pg_stat_bgwriter.

Publish checkpoint timing information to pg_stat_bgwriter.

Greg Smith, Peter Geoghegan, and Robert Haas

Branch
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master

Details
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http://git.postgresql.org/pg/commitdiff/b736aef2ec57b520ebadb70cceac0fed3168a5df

Modified Files
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doc/src/sgml/monitoring.sgml         |   22 ++++++++++++++++++++++
src/backend/access/transam/xlog.c    |   30 +++++++++++++++++++++---------
src/backend/catalog/system_views.sql |    2 ++
src/backend/postmaster/pgstat.c      |    2 ++
src/backend/storage/smgr/md.c        |   25 ++++++++++---------------
src/backend/utils/adt/pgstatfuncs.c  |   14 ++++++++++++++
src/include/catalog/catversion.h     |    2 +-
src/include/catalog/pg_proc.h        |    4 ++++
src/include/pgstat.h                 |    4 ++++
src/test/regress/expected/rules.out  |    2 +-
10 files changed, 81 insertions(+), 26 deletions(-)