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Add start time to pg_stat_activity

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Neil Conway
This commit is contained in:
Bruce Momjian
2003-03-20 03:34:57 +00:00
parent ddd50a0bab
commit a18331004a
20 changed files with 208 additions and 91 deletions
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14
src/backend/postmaster/pgstat.c
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@@ -16,7 +16,7 @@
*
* Copyright (c) 2001, PostgreSQL Global Development Group
*
* $Header: /cvsroot/pgsql/src/backend/postmaster/pgstat.c,v 1.31 2002/10/24 23:19:13 tgl Exp $
* $Header: /cvsroot/pgsql/src/backend/postmaster/pgstat.c,v 1.32 2003/03/20 03:34:56 momjian Exp $
* ----------
*/
#include "postgres.h"
@@ -1757,6 +1757,8 @@ pgstat_add_backend(PgStat_MsgHdr *msg)
beentry->databaseid = msg->m_databaseid;
beentry->procpid = msg->m_procpid;
beentry->userid = msg->m_userid;
beentry->activity_start_sec = 0;
beentry->activity_start_usec = 0;
MemSet(beentry->activity, 0, PGSTAT_ACTIVITY_SIZE);
/*
@@ -2460,6 +2462,8 @@ pgstat_recv_beterm(PgStat_MsgBeterm *msg, int len)
static void
pgstat_recv_activity(PgStat_MsgActivity *msg, int len)
{
PgStat_StatBeEntry *entry;
/*
* Here we check explicitly for 0 return, since we don't want to
* mangle the activity of an active backend by a delayed packed from a
@@ -2468,8 +2472,12 @@ pgstat_recv_activity(PgStat_MsgActivity *msg, int len)
if (pgstat_add_backend(&msg->m_hdr) != 0)
return;
strncpy(pgStatBeTable[msg->m_hdr.m_backendid - 1].activity,
msg->m_what, PGSTAT_ACTIVITY_SIZE);
entry = &(pgStatBeTable[msg->m_hdr.m_backendid - 1]);
strncpy(entry->activity, msg->m_what, PGSTAT_ACTIVITY_SIZE);
entry->activity_start_sec =
GetCurrentAbsoluteTimeUsec(&entry->activity_start_usec);
}