Robert Lor escribió: > Fujii Masao wrote: >> Hi, >> >> On Wed, Dec 17, 2008 at 4:53 AM, Robert Lor <robert....@sun.com> wrote:
>> Why is TRACE_POSTGRESQL_WAL_BUFFER_WRITE_START/DONE called >> only in AdvanceXLInsertBuffer? We can trace only a part of WAL buffer write? >> > The intention of these probes is to determine if wal_buffers is too > small by monitoring how frequent the server has to write out the buffers > along with the I/O time. But there are 5 callers of XLogWrite ... why aren't the other ones being tracked too? -- Alvaro Herrera http://www.CommandPrompt.com/ The PostgreSQL Company - Command Prompt, Inc. -- Sent via pgsql-hackers mailing list (pgsql-hackers@postgresql.org) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-hackers
