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Add KEEPALIVE option to the socket of backend. This will automatically 

terminate the backend that has no frontend anymore.
This commit is contained in:
Tatsuo Ishii 2000-05-20 13:10:54 +00:00
parent 0d62ecdf72
commit f1cb756c38
1 changed files with 8 additions and 2 deletions
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10
src/backend/libpq/pqcomm.c
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@ -29,7 +29,7 @@
* Portions Copyright (c) 1996-2000, PostgreSQL, Inc
* Portions Copyright (c) 1994, Regents of the University of California
*
* $Id: pqcomm.c,v 1.89 2000/04/14 00:51:58 tgl Exp $
* $Id: pqcomm.c,v 1.90 2000/05/20 13:10:54 ishii Exp $
*
*-------------------------------------------------------------------------
*/
@ -375,7 +375,13 @@ StreamConnection(int server_fd, Port *port)
if (setsockopt(port->sock, pe->p_proto, TCP_NODELAY,
&on, sizeof(on)) < 0)
{
perror("postmaster: StreamConnection: setsockopt");
perror("postmaster: StreamConnection: setsockopt(TCP_NODELAY)");
return STATUS_ERROR;
}
if (setsockopt(port->sock, SOL_SOCKET, SO_KEEPALIVE,
&on, sizeof(on)) < 0)
{
perror("postmaster: StreamConnection: setsockopt(SO_KEEPALIVE)");
return STATUS_ERROR;
}
}