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February 21, 2012 17:32
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Ganglia For MySQL Metrics
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""" | |
The MIT License | |
Copyright (c) 2008 Gilad Raphaelli <gilad@raphaelli.com> | |
Permission is hereby granted, free of charge, to any person obtaining a copy | |
of this software and associated documentation files (the "Software"), to deal | |
in the Software without restriction, including without limitation the rights | |
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell | |
copies of the Software, and to permit persons to whom the Software is | |
furnished to do so, subject to the following conditions: | |
The above copyright notice and this permission notice shall be included in | |
all copies or substantial portions of the Software. | |
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE | |
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | |
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, | |
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN | |
THE SOFTWARE. | |
""" | |
__version__ = '0.1.2' # 2009-01-12 | |
import sys | |
import time | |
import MySQLdb | |
from DBUtil import parse_innodb_status | |
import logging | |
logging.basicConfig(level=logging.ERROR, format="%(asctime)s - %(name)s - %(levelname)s - Thread-%(thread)d - %(message)s", filename='/tmp/mylog', filemode='w') | |
logging.warning('starting up') | |
last_update = 0 | |
mysql_conn_opts = {} | |
mysql_stats = {} | |
REPORT_INNODB = True | |
REPORT_MASTER = True | |
REPORT_SLAVE = True | |
def update_stats(get_innodb=True, get_master=True, get_slave=True): | |
logging.warning('updating stats') | |
global last_update | |
global mysql_stats | |
if time.time() - last_update < 15: | |
return True | |
else: | |
last_update = time.time() | |
logging.warning('refreshing stats') | |
mysql_stats = {} | |
# Get info from DB | |
try: | |
conn = MySQLdb.connect(**mysql_conn_opts) | |
cursor = conn.cursor(MySQLdb.cursors.DictCursor) | |
cursor.execute("SELECT GET_LOCK('gmetric-mysql', 0) as ok") | |
lock_stat = cursor.fetchone() | |
cursor.close() | |
if lock_stat['ok'] == 0: | |
return False | |
cursor = conn.cursor(MySQLdb.cursors.Cursor) | |
cursor.execute("SHOW VARIABLES") | |
#variables = dict(((k.lower(), v) for (k,v) in cursor)) | |
variables = {} | |
for (k,v) in cursor: | |
variables[k.lower()] = v | |
cursor.close() | |
cursor = conn.cursor(MySQLdb.cursors.Cursor) | |
cursor.execute("SHOW /*!50002 GLOBAL */ STATUS") | |
#global_status = dict(((k.lower(), v) for (k,v) in cursor)) | |
global_status = {} | |
for (k,v) in cursor: | |
global_status[k.lower()] = v | |
cursor.close() | |
# try not to fail ? | |
get_innodb = get_innodb and variables['have_innodb'].lower() == 'yes' | |
get_master = get_master and variables['log_bin'].lower() == 'on' | |
if get_innodb: | |
cursor = conn.cursor(MySQLdb.cursors.Cursor) | |
cursor.execute("SHOW /*!50000 ENGINE*/ INNODB STATUS") | |
innodb_status = parse_innodb_status(cursor.fetchone()[0].split('\n')) | |
cursor.close() | |
if get_master: | |
cursor = conn.cursor(MySQLdb.cursors.Cursor) | |
cursor.execute("SHOW MASTER LOGS") | |
master_logs = cursor.fetchall() | |
cursor.close() | |
if get_slave: | |
cursor = conn.cursor(MySQLdb.cursors.DictCursor) | |
cursor.execute("SHOW SLAVE STATUS") | |
slave_status = {} | |
res = cursor.fetchone() | |
if res: | |
for (k,v) in res.items(): | |
slave_status[k.lower()] = v | |
else: | |
get_slave = False | |
cursor.close() | |
cursor = conn.cursor(MySQLdb.cursors.DictCursor) | |
cursor.execute("SELECT RELEASE_LOCK('gmetric-mysql') as ok") | |
cursor.close() | |
conn.close() | |
except MySQLdb.OperationalError, (errno, errmsg): | |
logging.warning('error refreshing stats') | |
return False | |
logging.warning('success refreshing stats') | |
# process variables | |
# http://dev.mysql.com/doc/refman/5.0/en/server-system-variables.html | |
mysql_stats['version'] = variables['version'] | |
# process global status | |
# http://dev.mysql.com/doc/refman/5.0/en/server-status-variables.html | |
interesting_global_status_vars = ( | |
'aborted_clients', | |
'aborted_connects', | |
'binlog_cache_disk_use', | |
'binlog_cache_use', | |
'bytes_received', | |
'bytes_sent', | |
'com_delete', | |
'com_delete_multi', | |
'com_insert', | |
'com_insert_select', | |
'com_load', | |
'com_replace', | |
'com_replace_select', | |
'com_select', | |
'com_update', | |
'com_update_multi', | |
'connections', | |
'created_tmp_disk_tables', | |
'created_tmp_files', | |
'created_tmp_tables', | |
'key_reads', | |
'key_read_requests', | |
'key_writes', | |
'key_write_requests', | |
'max_used_connections', | |
'open_files', | |
'open_tables', | |
'opened_tables', | |
'qcache_free_blocks', | |
'qcache_free_memory', | |
'qcache_hits', | |
'qcache_inserts', | |
'qcache_lowmem_prunes', | |
'qcache_not_cached', | |
'qcache_queries_in_cache', | |
'qcache_total_blocks', | |
'questions', | |
'select_full_join', | |
'select_full_range_join', | |
'select_range', | |
'select_range_check', | |
'select_scan', | |
'slave_open_temp_tables', | |
'slave_retried_transactions', | |
'slow_launch_threads', | |
'slow_queries', | |
'sort_range', | |
'sort_rows', | |
'sort_scan', | |
'table_locks_immediate', | |
'table_locks_waited', | |
'threads_cached', | |
'threads_connected', | |
'threads_created', | |
'threads_running', | |
'uptime', | |
) | |
# don't put all of global_status in mysql_stats b/c it's so big | |
for key in interesting_global_status_vars: | |
mysql_stats[key] = global_status[key] | |
mysql_stats['open_files_used'] = int(global_status['open_files']) / int(variables['open_files_limit']) | |
# process innodb status | |
if get_innodb: | |
for istat in innodb_status: | |
mysql_stats['innodb_' + istat] = innodb_status[istat] | |
# process master logs | |
if get_master: | |
mysql_stats['binlog_count'] = len(master_logs) | |
mysql_stats['binlog_space_current'] = master_logs[-1][1] | |
#mysql_stats['binlog_space_total'] = sum((long(s[1]) for s in master_logs)) | |
mysql_stats['binlog_space_total'] = 0 | |
for s in master_logs: | |
mysql_stats['binlog_space_total'] += int(s[1]) | |
mysql_stats['binlog_space_used'] = float(master_logs[-1][1]) / float(variables['max_binlog_size']) * 100 | |
# process slave status | |
if get_slave: | |
mysql_stats['slave_exec_master_log_pos'] = slave_status['exec_master_log_pos'] | |
#mysql_stats['slave_io'] = 1 if slave_status['slave_io_running'].lower() == "yes" else 0 | |
if slave_status['slave_io_running'].lower() == "yes": | |
mysql_stats['slave_io'] = 1 | |
else: | |
mysql_stats['slave_io'] = 0 | |
#mysql_stats['slave_sql'] = 1 if slave_status['slave_sql_running'].lower() =="yes" else 0 | |
if slave_status['slave_sql_running'].lower() == "yes": | |
mysql_stats['slave_sql'] = 1 | |
else: | |
mysql_stats['slave_sql'] = 0 | |
mysql_stats['slave_lag'] = slave_status['seconds_behind_master'] | |
mysql_stats['slave_relay_log_pos'] = slave_status['relay_log_pos'] | |
mysql_stats['slave_relay_log_space'] = slave_status['relay_log_space'] | |
def get_stat(name): | |
logging.info("getting stat: %s" % name) | |
global mysql_stats | |
logging.warning(mysql_stats) | |
global REPORT_INNODB | |
global REPORT_MASTER | |
global REPORT_SLAVE | |
ret = update_stats(REPORT_INNODB, REPORT_MASTER, REPORT_SLAVE) | |
if ret: | |
if name.startswith('mysql_'): | |
label = name[6:] | |
else: | |
label = name | |
logging.warning("fetching %s" % name) | |
try: | |
return mysql_stats[label] | |
except: | |
logging.warning("failed to fetch %s" % name) | |
return 0 | |
else: | |
return 0 | |
def metric_init(params): | |
global descriptors | |
global mysql_conn_opts | |
global mysql_stats | |
global REPORT_INNODB | |
global REPORT_MASTER | |
global REPORT_SLAVE | |
REPORT_INNODB = str(params.get('get_innodb', True)) == "True" | |
REPORT_MASTER = str(params.get('get_master', True)) == "True" | |
REPORT_SLAVE = str(params.get('get_slave', True)) == "True" | |
logging.warning("init: " + str(params)) | |
mysql_conn_opts = dict( | |
host = params.get('host', 'localhost'), | |
user = params.get('user'), | |
passwd = params.get('passwd'), | |
port = int(params.get('port', 3306)), | |
connect_timeout = params.get('timeout', 30), | |
) | |
master_stats_descriptions = {} | |
innodb_stats_descriptions = {} | |
slave_stats_descriptions = {} | |
misc_stats_descriptions = dict( | |
aborted_clients = { | |
'description': 'The number of connections that were aborted because the client died without closing the connection properly', | |
'units': 'clients', | |
}, | |
aborted_connects = { | |
'description': 'The number of failed attempts to connect to the MySQL server', | |
'units': 'conns', | |
}, | |
binlog_cache_disk_use = { | |
'description': 'The number of transactions that used the temporary binary log cache but that exceeded the value of binlog_cache_size and used a temporary file to store statements from the transaction', | |
'units': 'txns', | |
}, | |
binlog_cache_use = { | |
'description': ' The number of transactions that used the temporary binary log cache', | |
'units': 'txns', | |
}, | |
bytes_received = { | |
'description': 'The number of bytes received from all clients', | |
'units': 'bytes', | |
}, | |
bytes_sent = { | |
'description': ' The number of bytes sent to all clients', | |
'units': 'bytes', | |
}, | |
com_delete = { | |
'description': 'The number of DELETE statements', | |
'units': 'stmts', | |
}, | |
com_delete_multi = { | |
'description': 'The number of multi-table DELETE statements', | |
'units': 'stmts', | |
}, | |
com_insert = { | |
'description': 'The number of INSERT statements', | |
'units': 'stmts', | |
}, | |
com_insert_select = { | |
'description': 'The number of INSERT ... SELECT statements', | |
'units': 'stmts', | |
}, | |
com_load = { | |
'description': 'The number of LOAD statements', | |
'units': 'stmts', | |
}, | |
com_replace = { | |
'description': 'The number of REPLACE statements', | |
'units': 'stmts', | |
}, | |
com_replace_select = { | |
'description': 'The number of REPLACE ... SELECT statements', | |
'units': 'stmts', | |
}, | |
com_select = { | |
'description': 'The number of SELECT statements', | |
'units': 'stmts', | |
}, | |
com_update = { | |
'description': 'The number of UPDATE statements', | |
'units': 'stmts', | |
}, | |
com_update_multi = { | |
'description': 'The number of multi-table UPDATE statements', | |
'units': 'stmts', | |
}, | |
connections = { | |
'description': 'The number of connection attempts (successful or not) to the MySQL server', | |
'units': 'conns', | |
}, | |
created_tmp_disk_tables = { | |
'description': 'The number of temporary tables on disk created automatically by the server while executing statements', | |
'units': 'tables', | |
}, | |
created_tmp_files = { | |
'description': 'The number of temporary files mysqld has created', | |
'units': 'files', | |
}, | |
created_tmp_tables = { | |
'description': 'The number of in-memory temporary tables created automatically by the server while executing statement', | |
'units': 'tables', | |
}, | |
#TODO in graphs: key_read_cache_miss_rate = key_reads / key_read_requests | |
key_read_requests = { | |
'description': 'The number of requests to read a key block from the cache', | |
'units': 'reqs', | |
}, | |
key_reads = { | |
'description': 'The number of physical reads of a key block from disk', | |
'units': 'reads', | |
}, | |
key_write_requests = { | |
'description': 'The number of requests to write a key block to the cache', | |
'units': 'reqs', | |
}, | |
key_writes = { | |
'description': 'The number of physical writes of a key block to disk', | |
'units': 'writes', | |
}, | |
max_used_connections = { | |
'description': 'The maximum number of connections that have been in use simultaneously since the server started', | |
'units': 'conns', | |
'slope': 'both', | |
}, | |
open_files = { | |
'description': 'The number of files that are open', | |
'units': 'files', | |
'slope': 'both', | |
}, | |
open_tables = { | |
'description': 'The number of tables that are open', | |
'units': 'tables', | |
'slope': 'both', | |
}, | |
# If Opened_tables is big, your table_cache value is probably too small. | |
opened_tables = { | |
'description': 'The number of tables that have been opened', | |
'units': 'tables', | |
}, | |
qcache_free_blocks = { | |
'description': 'The number of free memory blocks in the query cache', | |
'units': 'blocks', | |
'slope': 'both', | |
}, | |
qcache_free_memory = { | |
'description': 'The amount of free memory for the query cache', | |
'units': 'bytes', | |
'slope': 'both', | |
}, | |
qcache_hits = { | |
'description': 'The number of query cache hits', | |
'units': 'hits', | |
}, | |
qcache_inserts = { | |
'description': 'The number of queries added to the query cache', | |
'units': 'queries', | |
}, | |
qcache_lowmem_prunes = { | |
'description': 'The number of queries that were deleted from the query cache because of low memory', | |
'units': 'queries', | |
}, | |
qcache_not_cached = { | |
'description': 'The number of non-cached queries (not cacheable, or not cached due to the query_cache_type setting)', | |
'units': 'queries', | |
}, | |
qcache_queries_in_cache = { | |
'description': 'The number of queries registered in the query cache', | |
'units': 'queries', | |
}, | |
qcache_total_blocks = { | |
'description': 'The total number of blocks in the query cache', | |
'units': 'blocks', | |
}, | |
questions = { | |
'description': 'The number of statements that clients have sent to the server', | |
'units': 'stmts', | |
}, | |
# If this value is not 0, you should carefully check the indexes of your tables. | |
select_full_join = { | |
'description': 'The number of joins that perform table scans because they do not use indexes', | |
'units': 'joins', | |
}, | |
select_full_range_join = { | |
'description': 'The number of joins that used a range search on a reference table', | |
'units': 'joins', | |
}, | |
select_range = { | |
'description': 'The number of joins that used ranges on the first table', | |
'units': 'joins', | |
}, | |
# If this is not 0, you should carefully check the indexes of your tables. | |
select_range_check = { | |
'description': 'The number of joins without keys that check for key usage after each row', | |
'units': 'joins', | |
}, | |
select_scan = { | |
'description': 'The number of joins that did a full scan of the first table', | |
'units': 'joins', | |
}, | |
slave_open_temp_tables = { | |
'description': 'The number of temporary tables that the slave SQL thread currently has open', | |
'units': 'tables', | |
'slope': 'both', | |
}, | |
slave_retried_transactions = { | |
'description': 'The total number of times since startup that the replication slave SQL thread has retried transactions', | |
'units': 'count', | |
}, | |
slow_launch_threads = { | |
'description': 'The number of threads that have taken more than slow_launch_time seconds to create', | |
'units': 'threads', | |
}, | |
slow_queries = { | |
'description': 'The number of queries that have taken more than long_query_time seconds', | |
'units': 'queries', | |
}, | |
sort_range = { | |
'description': 'The number of sorts that were done using ranges', | |
'units': 'sorts', | |
}, | |
sort_rows = { | |
'description': 'The number of sorted rows', | |
'units': 'rows', | |
}, | |
sort_scan = { | |
'description': 'The number of sorts that were done by scanning the table', | |
'units': 'sorts', | |
}, | |
table_locks_immediate = { | |
'description': 'The number of times that a request for a table lock could be granted immediately', | |
'units': 'count', | |
}, | |
# If this is high and you have performance problems, you should first optimize your queries, and then either split your table or tables or use replication. | |
table_locks_waited = { | |
'description': 'The number of times that a request for a table lock could not be granted immediately and a wait was needed', | |
'units': 'count', | |
}, | |
threads_cached = { | |
'description': 'The number of threads in the thread cache', | |
'units': 'threads', | |
'slope': 'both', | |
}, | |
threads_connected = { | |
'description': 'The number of currently open connections', | |
'units': 'threads', | |
'slope': 'both', | |
}, | |
#TODO in graphs: The cache miss rate can be calculated as Threads_created/Connections | |
# Threads_created is big, you may want to increase the thread_cache_size value. | |
threads_created = { | |
'description': 'The number of threads created to handle connections', | |
'units': 'threads', | |
}, | |
threads_running = { | |
'description': 'The number of threads that are not sleeping', | |
'units': 'threads', | |
'slope': 'both', | |
}, | |
uptime = { | |
'description': 'The number of seconds that the server has been up', | |
'units': 'secs', | |
'slope': 'both', | |
}, | |
version = { | |
'description': "MySQL Version", | |
'value_type': 'string', | |
}, | |
) | |
if REPORT_MASTER: | |
master_stats_descriptions = dict( | |
binlog_count = { | |
'description': "Number of binary logs", | |
'units': 'logs', | |
'slope': 'both', | |
}, | |
binlog_space_current = { | |
'description': "Size of current binary log", | |
'units': 'bytes', | |
'slope': 'both', | |
}, | |
binlog_space_total = { | |
'description': "Total space used by binary logs", | |
'units': 'bytes', | |
'slope': 'both', | |
}, | |
binlog_space_used = { | |
'description': "Current binary log size / max_binlog_size", | |
'value_type': 'float', | |
'units': 'percent', | |
'slope': 'both', | |
}, | |
) | |
if REPORT_SLAVE: | |
slave_stats_descriptions = dict( | |
slave_exec_master_log_pos = { | |
'description': "The position of the last event executed by the SQL thread from the master's binary log", | |
'units': 'bytes', | |
'slope': 'both', | |
}, | |
slave_io = { | |
'description': "Whether the I/O thread is started and has connected successfully to the master", | |
'value_type': 'uint8', | |
'units': 'True/False', | |
'slope': 'both', | |
}, | |
slave_lag = { | |
'description': "Replication Lag", | |
'units': 'secs', | |
'slope': 'both', | |
}, | |
slave_relay_log_pos = { | |
'description': "The position up to which the SQL thread has read and executed in the current relay log", | |
'units': 'bytes', | |
'slope': 'both', | |
}, | |
slave_sql = { | |
'description': "Slave SQL Running", | |
'value_type': 'uint8', | |
'units': 'True/False', | |
'slope': 'both', | |
}, | |
) | |
if REPORT_INNODB: | |
innodb_stats_descriptions = dict( | |
innodb_active_transactions = { | |
'description': "Active InnoDB transactions", | |
'value_type':'uint', | |
'units': 'txns', | |
'slope': 'both', | |
}, | |
innodb_current_transactions = { | |
'description': "Current InnoDB transactions", | |
'value_type':'uint', | |
'units': 'txns', | |
'slope': 'both', | |
}, | |
innodb_buffer_pool_pages_data = { | |
'description': "InnoDB", | |
'value_type':'uint', | |
'units': 'pages', | |
}, | |
innodb_data_fsyncs = { | |
'description': "InnoDB", | |
'value_type':'uint', | |
'units': 'fsyncs', | |
}, | |
innodb_data_reads = { | |
'description': "InnoDB", | |
'value_type':'uint', | |
'units': 'reads', | |
}, | |
innodb_data_writes = { | |
'description': "InnoDB", | |
'value_type':'uint', | |
'units': 'writes', | |
}, | |
innodb_buffer_pool_pages_free = { | |
'description': "InnoDB", | |
'value_type':'uint', | |
'units': 'pages', | |
'slope': 'both', | |
}, | |
innodb_history_list = { | |
'description': "InnoDB", | |
'units': 'length', | |
'slope': 'both', | |
}, | |
innodb_ibuf_inserts = { | |
'description': "InnoDB", | |
'value_type':'uint', | |
'units': 'inserts', | |
}, | |
innodb_ibuf_merged = { | |
'description': "InnoDB", | |
'value_type':'uint', | |
'units': 'recs', | |
}, | |
innodb_ibuf_merges = { | |
'description': "InnoDB", | |
'value_type':'uint', | |
'units': 'merges', | |
}, | |
innodb_log_bytes_flushed = { | |
'description': "InnoDB", | |
'value_type':'uint', | |
'units': 'bytes', | |
}, | |
innodb_log_bytes_unflushed = { | |
'description': "InnoDB", | |
'value_type':'uint', | |
'units': 'bytes', | |
'slope': 'both', | |
}, | |
innodb_log_bytes_written = { | |
'description': "InnoDB", | |
'value_type':'uint', | |
'units': 'bytes', | |
}, | |
innodb_log_writes = { | |
'description': "InnoDB", | |
'value_type':'uint', | |
'units': 'writes', | |
}, | |
innodb_buffer_pool_pages_dirty = { | |
'description': "InnoDB", | |
'value_type':'uint', | |
'units': 'pages', | |
'slope': 'both', | |
}, | |
innodb_os_waits = { | |
'description': "InnoDB", | |
'value_type':'uint', | |
'units': 'waits', | |
}, | |
innodb_pages_created = { | |
'description': "InnoDB", | |
'value_type':'uint', | |
'units': 'pages', | |
}, | |
innodb_pages_read = { | |
'description': "InnoDB", | |
'value_type':'uint', | |
'units': 'pages', | |
}, | |
innodb_pages_written = { | |
'description': "InnoDB", | |
'value_type':'uint', | |
'units': 'pages', | |
}, | |
innodb_pending_aio_log_ios = { | |
'description': "InnoDB", | |
'value_type':'uint', | |
'units': 'ops', | |
}, | |
innodb_pending_aio_sync_ios = { | |
'description': "InnoDB", | |
'value_type':'uint', | |
'units': 'ops', | |
}, | |
innodb_pending_buffer_pool_flushes = { | |
'description': "The number of pending buffer pool page-flush requests", | |
'value_type':'uint', | |
'units': 'reqs', | |
'slope': 'both', | |
}, | |
innodb_pending_chkp_writes = { | |
'description': "InnoDB", | |
'value_type':'uint', | |
'units': 'writes', | |
}, | |
innodb_pending_ibuf_aio_reads = { | |
'description': "InnoDB", | |
'value_type':'uint', | |
'units': 'reads', | |
}, | |
innodb_pending_log_flushes = { | |
'description': "InnoDB", | |
'value_type':'uint', | |
'units': 'reqs', | |
}, | |
innodb_pending_log_writes = { | |
'description': "InnoDB", | |
'value_type':'uint', | |
'units': 'writes', | |
}, | |
innodb_pending_normal_aio_reads = { | |
'description': "InnoDB", | |
'value_type':'uint', | |
'units': 'reads', | |
}, | |
innodb_pending_normal_aio_writes = { | |
'description': "InnoDB", | |
'value_type':'uint', | |
'units': 'writes', | |
}, | |
innodb_buffer_pool_pages_total = { | |
'description': "The total size of buffer pool, in pages", | |
'value_type':'uint', | |
'units': 'pages', | |
'slope': 'both', | |
}, | |
innodb_queries_inside = { | |
'description': "InnoDB", | |
'value_type':'uint', | |
'units': 'queries', | |
}, | |
innodb_queries_queued = { | |
'description': "InnoDB", | |
'value_type':'uint', | |
'units': 'queries', | |
'slope': 'both', | |
}, | |
innodb_read_views = { | |
'description': "InnoDB", | |
'value_type':'uint', | |
'units': 'views', | |
}, | |
innodb_rows_deleted = { | |
'description': "InnoDB", | |
'value_type':'uint', | |
'units': 'rows', | |
}, | |
innodb_rows_inserted = { | |
'description': "InnoDB", | |
'value_type':'uint', | |
'units': 'rows', | |
}, | |
innodb_rows_read = { | |
'description': "InnoDB", | |
'value_type':'uint', | |
'units': 'rows', | |
}, | |
innodb_rows_updated = { | |
'description': "InnoDB", | |
'value_type':'uint', | |
'units': 'rows', | |
}, | |
innodb_spin_rounds = { | |
'description': "InnoDB", | |
'value_type':'uint', | |
'units': 'spins', | |
'slope': 'both', | |
}, | |
innodb_spin_waits = { | |
'description': "InnoDB", | |
'value_type':'uint', | |
'units': 'spins', | |
'slope': 'both', | |
}, | |
innodb_transactions = { | |
'description': "InnoDB", | |
'value_type':'uint', | |
'units': 'txns', | |
}, | |
innodb_transactions_purged = { | |
'description': "InnoDB", | |
'value_type':'uint', | |
'units': 'txns', | |
}, | |
innodb_transactions_unpurged = { | |
'description': "InnoDB", | |
'value_type':'uint', | |
'units': 'txns', | |
}, | |
) | |
descriptors = [] | |
update_stats(REPORT_INNODB, REPORT_MASTER, REPORT_SLAVE) | |
for stats_descriptions in (innodb_stats_descriptions, master_stats_descriptions, misc_stats_descriptions, slave_stats_descriptions): | |
for label in stats_descriptions: | |
if mysql_stats.has_key(label): | |
d = { | |
'name': 'mysql_' + label, | |
'call_back': get_stat, | |
'time_max': 90, | |
'value_type': "uint", | |
'units': "", | |
'slope': "positive", | |
'format': '%u', | |
'description': "http://search.mysql.com/search?q=" + label, | |
'groups': 'mysql', | |
} | |
d.update(stats_descriptions[label]) | |
descriptors.append(d) | |
else: | |
logging.error("skipped " + label) | |
logging.warning(str(descriptors)) | |
return descriptors | |
def metric_cleanup(): | |
logging.shutdown() | |
# pass | |
if __name__ == '__main__': | |
from optparse import OptionParser | |
import os | |
logging.warning('running from cmd line') | |
parser = OptionParser() | |
parser.add_option("-H", "--Host", dest="host", help="Host running mysql", default="localhost") | |
parser.add_option("-u", "--user", dest="user", help="user to connect as", default="") | |
parser.add_option("-p", "--password", dest="passwd", help="password", default="") | |
parser.add_option("-P", "--port", dest="port", help="port", default=3306, type="int") | |
parser.add_option("--no-innodb", dest="get_innodb", action="store_false", default=True) | |
parser.add_option("--no-master", dest="get_master", action="store_false", default=True) | |
parser.add_option("--no-slave", dest="get_slave", action="store_false", default=True) | |
parser.add_option("-b", "--gmetric-bin", dest="gmetric_bin", help="path to gmetric binary", default="/usr/bin/gmetric") | |
parser.add_option("-c", "--gmond-conf", dest="gmond_conf", help="path to gmond.conf", default="/etc/ganglia/gmond.conf") | |
parser.add_option("-g", "--gmetric", dest="gmetric", help="submit via gmetric", action="store_true", default=False) | |
parser.add_option("-q", "--quiet", dest="quiet", action="store_true", default=False) | |
(options, args) = parser.parse_args() | |
metric_init({ | |
'host': options.host, | |
'passwd': options.passwd, | |
'user': options.user, | |
'port': options.port, | |
'get_innodb': options.get_innodb, | |
'get_master': options.get_master, | |
'get_slave': options.get_slave, | |
}) | |
for d in descriptors: | |
v = d['call_back'](d['name']) | |
if not options.quiet: | |
print ' %s: %s %s [%s]' % (d['name'], v, d['units'], d['description']) | |
if options.gmetric: | |
cmd = "%s --conf=%s --value='%s' --units='%s' --type='%s' --name='%s' --slope='%s'" % \ | |
(options.gmetric_bin, options.gmond_conf, v, d['units'], d['value_type'], d['name'], d['slope']) | |
os.system(cmd) |
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