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WL#2360 Performance schema

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Part IV: sql instrumentation
This commit is contained in:
Marc Alff
2010-01-06 22:42:07 -07:00
parent 4b559b912f
commit 3d91522561
133 changed files with 5198 additions and 2295 deletions
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27
sql/rpl_reporting.h
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@ -1,6 +1,21 @@
#ifndef RPL_REPORTING_H
#define RPL_REPORTING_H
/* Copyright (C) 2008-2009 Sun Microsystems, Inc
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; version 2 of the License.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */
/**
Maximum size of an error message from a slave thread.
*/
@ -17,17 +32,13 @@ class Slave_reporting_capability
{
public:
/** lock used to synchronize m_last_error on 'SHOW SLAVE STATUS' **/
mutable pthread_mutex_t err_lock;
mutable mysql_mutex_t err_lock;
/**
Constructor.
@param thread_name Printable name of the slave thread that is reporting.
*/
Slave_reporting_capability(char const *thread_name)
: m_thread_name(thread_name)
{
pthread_mutex_init(&err_lock, MY_MUTEX_INIT_FAST);
}
Slave_reporting_capability(char const *thread_name);
/**
Writes a message and, if it's an error message, to Last_Error
@ -47,9 +58,9 @@ public:
STATUS</code>.
*/
void clear_error() {
pthread_mutex_lock(&err_lock);
mysql_mutex_lock(&err_lock);
m_last_error.clear();
pthread_mutex_unlock(&err_lock);
mysql_mutex_unlock(&err_lock);
}
/**