| Current Path : /usr/share/dstat/ |
Linux gator3171.hostgator.com 4.19.286-203.ELK.el7.x86_64 #1 SMP Wed Jun 14 04:33:55 CDT 2023 x86_64 |
| Current File : //usr/share/dstat/dstat_mysql5_conn.py |
### Author: <lefred$inuits,be>
global mysql_user
mysql_user = os.getenv('DSTAT_MYSQL_USER') or os.getenv('USER')
global mysql_pwd
mysql_pwd = os.getenv('DSTAT_MYSQL_PWD')
class dstat_plugin(dstat):
"""
Plugin for MySQL 5 connections.
"""
def __init__(self):
self.name = 'mysql5 conn'
self.nick = ('ThCon', '%Con')
self.vars = ('Threads_connected', 'Threads')
self.type = 'f'
self.width = 4
self.scale = 1
def check(self):
global MySQLdb
import MySQLdb
try:
self.db = MySQLdb.connect(user=mysql_user, passwd=mysql_pwd)
except Exception, e:
raise Exception, 'Cannot interface with MySQL server, %s' % e
def extract(self):
try:
c = self.db.cursor()
c.execute("""show global variables like 'max_connections';""")
max = c.fetchone()
c.execute("""show global status like 'Threads_connected';""")
thread = c.fetchone()
if thread[0] in self.vars:
self.set2[thread[0]] = float(thread[1])
self.set2['Threads'] = float(thread[1]) / float(max[1]) * 100.0
for name in self.vars:
self.val[name] = self.set2[name] * 1.0 / elapsed
if step == op.delay:
self.set1.update(self.set2)
except Exception, e:
for name in self.vars:
self.val[name] = -1
# vim:ts=4:sw=4:et