Log Message:
-----------
Document that increasing the number of checkpoints segments or
checkpoint timeout can incrase the time needed for crash recovery, per
suggestion from Simon.
Modified Files:
--------------
pgsql/doc/src/sgml:
config.sgml (r1.166 -> r1.167)
(http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/doc/src/sgml/config.sgml?r1=1.166&r2=1.167)