Just adding: > processes. with 102 concurrent logins, 105 processes. the bulk of the > memory and code is shared by these processes, with the exception of things > like per client work_mem buffers which by definition can't be shared as they please be advised that the default-view of TaskManager (XP) does NOT show this memory as shared, but as "multiple multi megabyte processes". In other words: the default view of TaskManager gives the impression that shared memory is used by every process. Harald -- GHUM Harald Massa persuadere et programmare Harald Armin Massa Spielberger Straße 49 70435 Stuttgart 0173/9409607 no fx, no carrier pigeon - EuroPython 2009 will take place in Birmingham - Stay tuned! -- Sent via pgsql-general mailing list (pgsql-general@xxxxxxxxxxxxxx) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-general