Re: [HACKERS] postmaster.pid
Bruce Momjian <pgman@candle.pha.pa.us>
From: Bruce Momjian <pgman@candle.pha.pa.us>
To: Tatsuo Ishii <t-ishii@sra.co.jp>
Cc: pgsql-hackers@postgreSQL.org
Date: 1999-12-03T07:30:40Z
Lists: pgsql-hackers
> Hi, > > I have committed changes to postmaster.c. Now it creates a file called > "postmaster.pid" under $PGDATA, which holds postmaster's process > id. If the file has already existed, postmaster won't start. So we > cannot start more than on postmaster with same $PGDATA any more. I > believe it's a good thing. The file will be deleted upon postmaster > shutting down. I assume you do a kill(0) on the pid if the file exists on startup to check to see if the pid is still valid? -- Bruce Momjian | http://www.op.net/~candle maillist@candle.pha.pa.us | (610) 853-3000 + If your life is a hard drive, | 830 Blythe Avenue + Christ can be your backup. | Drexel Hill, Pennsylvania 19026