netdata/python.d/mysql.chart.py at master · chih7/netdata · GitHub

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# -*- coding: utf-8 -*-

# Description: MySQL netdata python.d module

# Author: Pawel Krupa (paulfantom)

# SPDX-License-Identifier: GPL-3.0+

from bases.FrameworkServices.MySQLService import MySQLService

# default module values (can be overridden per job in `config`)

# update_every = 3

priority = 60000

retries = 60

# query executed on MySQL server

QUERY_GLOBAL = 'SHOW GLOBAL STATUS;'

QUERY_SLAVE = 'SHOW SLAVE STATUS;'

GLOBAL_STATS = [

'Bytes_received',

'Bytes_sent',

'Queries',

'Questions',

'Slow_queries',

'Handler_commit',

'Handler_delete',

'Handler_prepare',

'Handler_read_first',

'Handler_read_key',

'Handler_read_next',

'Handler_read_prev',

'Handler_read_rnd',

'Handler_read_rnd_next',

'Handler_rollback',

'Handler_savepoint',

'Handler_savepoint_rollback',

'Handler_update',

'Handler_write',

'Table_locks_immediate',

'Table_locks_waited',

'Select_full_join',

'Select_full_range_join',

'Select_range',

'Select_range_check',

'Select_scan',

'Sort_merge_passes',

'Sort_range',

'Sort_scan',

'Created_tmp_disk_tables',

'Created_tmp_files',

'Created_tmp_tables',

'Connections',

'Aborted_connects',

'Binlog_cache_disk_use',

'Binlog_cache_use',

'Threads_connected',

'Threads_created',

'Threads_cached',

'Threads_running',

'Thread_cache_misses',

'Innodb_data_read',

'Innodb_data_written',

'Innodb_data_reads',

'Innodb_data_writes',

'Innodb_data_fsyncs',

'Innodb_data_pending_reads',

'Innodb_data_pending_writes',

'Innodb_data_pending_fsyncs',

'Innodb_log_waits',

'Innodb_log_write_requests',

'Innodb_log_writes',

'Innodb_os_log_fsyncs',

'Innodb_os_log_pending_fsyncs',

'Innodb_os_log_pending_writes',

'Innodb_os_log_written',

'Innodb_row_lock_current_waits',

'Innodb_rows_inserted',

'Innodb_rows_read',

'Innodb_rows_updated',

'Innodb_rows_deleted',

'Innodb_buffer_pool_pages_data',

'Innodb_buffer_pool_pages_dirty',

'Innodb_buffer_pool_pages_free',

'Innodb_buffer_pool_pages_flushed',

'Innodb_buffer_pool_pages_misc',

'Innodb_buffer_pool_pages_total',

'Innodb_buffer_pool_bytes_data',

'Innodb_buffer_pool_bytes_dirty',

'Innodb_buffer_pool_read_ahead',

'Innodb_buffer_pool_read_ahead_evicted',

'Innodb_buffer_pool_read_ahead_rnd',

'Innodb_buffer_pool_read_requests',

'Innodb_buffer_pool_write_requests',

'Innodb_buffer_pool_reads',

'Innodb_buffer_pool_wait_free',

'Qcache_hits',

'Qcache_lowmem_prunes',

'Qcache_inserts',

'Qcache_not_cached',

'Qcache_queries_in_cache',

'Qcache_free_memory',

'Qcache_free_blocks',

'Qcache_total_blocks',

'Key_blocks_unused',

'Key_blocks_used',

'Key_blocks_not_flushed',

'Key_read_requests',

'Key_write_requests',

'Key_reads',

'Key_writes',

'Open_files',

'Opened_files',

'Binlog_stmt_cache_disk_use',

'Binlog_stmt_cache_use',

'Connection_errors_accept',

'Connection_errors_internal',

'Connection_errors_max_connections',

'Connection_errors_peer_address',

'Connection_errors_select',

'Connection_errors_tcpwrap',

'wsrep_local_recv_queue',

'wsrep_local_send_queue',

'wsrep_received',

'wsrep_replicated',

'wsrep_received_bytes',

'wsrep_replicated_bytes',

'wsrep_local_bf_aborts',

'wsrep_local_cert_failures',

'wsrep_flow_control_paused_ns']

def slave_seconds(value):

try:

return int(value)

except (TypeError, ValueError):

return -1

def slave_running(value):

return 1 if value == 'Yes' else -1

SLAVE_STATS = [

('Seconds_Behind_Master', slave_seconds),

('Slave_SQL_Running', slave_running),

('Slave_IO_Running', slave_running)

]

ORDER = ['net',

'queries',

'handlers',

'table_locks',

'join_issues', 'sort_issues',

'tmp',

'connections', 'connection_errors',

'binlog_cache', 'binlog_stmt_cache',

'threads', 'thread_cache_misses',

'innodb_io', 'innodb_io_ops', 'innodb_io_pending_ops', 'innodb_log', 'innodb_os_log', 'innodb_os_log_io',

'innodb_cur_row_lock', 'innodb_rows', 'innodb_buffer_pool_pages', 'innodb_buffer_pool_bytes',

'innodb_buffer_pool_read_ahead', 'innodb_buffer_pool_reqs', 'innodb_buffer_pool_ops',

'qcache_ops', 'qcache', 'qcache_freemem', 'qcache_memblocks',

'key_blocks', 'key_requests', 'key_disk_ops',

'files', 'files_rate', 'slave_behind', 'slave_status',

'galera_writesets', 'galera_bytes', 'galera_queue', 'galera_conflicts', 'galera_flow_control']

CHARTS = {

'net': {

'options': [None, 'mysql Bandwidth', 'kilobits/s', 'bandwidth', 'mysql.net', 'area'],

'lines': [

['Bytes_received', 'in', 'incremental', 8, 1024],

['Bytes_sent', 'out', 'incremental', -8, 1024]

]},

'queries': {

'options': [None, 'mysql Queries', 'queries/s', 'queries', 'mysql.queries', 'line'],

'lines': [

['Queries', 'queries', 'incremental'],

['Questions', 'questions', 'incremental'],

['Slow_queries', 'slow_queries', 'incremental']

]},

'handlers': {

'options': [None, 'mysql Handlers', 'handlers/s', 'handlers', 'mysql.handlers', 'line'],

'lines': [

['Handler_commit', 'commit', 'incremental'],

['Handler_delete', 'delete', 'incremental'],

['Handler_prepare', 'prepare', 'incremental'],

['Handler_read_first', 'read_first', 'incremental'],

['Handler_read_key', 'read_key', 'incremental'],

['Handler_read_next', 'read_next', 'incremental'],

['Handler_read_prev', 'read_prev', 'incremental'],

['Handler_read_rnd', 'read_rnd', 'incremental'],

['Handler_read_rnd_next', 'read_rnd_next', 'incremental'],

['Handler_rollback', 'rollback', 'incremental'],

['Handler_savepoint', 'savepoint', 'incremental'],

['Handler_savepoint_rollback', 'savepoint_rollback', 'incremental'],

['Handler_update', 'update', 'incremental'],

['Handler_write', 'write', 'incremental']

]},

'table_locks': {

'options': [None, 'mysql Tables Locks', 'locks/s', 'locks', 'mysql.table_locks', 'line'],

'lines': [

['Table_locks_immediate', 'immediate', 'incremental'],

['Table_locks_waited', 'waited', 'incremental', -1, 1]

]},

'join_issues': {

'options': [None, 'mysql Select Join Issues', 'joins/s', 'issues', 'mysql.join_issues', 'line'],

'lines': [

['Select_full_join', 'full_join', 'incremental'],

['Select_full_range_join', 'full_range_join', 'incremental'],

['Select_range', 'range', 'incremental'],

['Select_range_check', 'range_check', 'incremental'],

['Select_scan', 'scan', 'incremental']

]},

'sort_issues': {

'options': [None, 'mysql Sort Issues', 'issues/s', 'issues', 'mysql.sort_issues', 'line'],

'lines': [

['Sort_merge_passes', 'merge_passes', 'incremental'],

['Sort_range', 'range', 'incremental'],

['Sort_scan', 'scan', 'incremental']

]},

'tmp': {

'options': [None, 'mysql Tmp Operations', 'counter', 'temporaries', 'mysql.tmp', 'line'],

'lines': [

['Created_tmp_disk_tables', 'disk_tables', 'incremental'],

['Created_tmp_files', 'files', 'incremental'],

['Created_tmp_tables', 'tables', 'incremental']

]},

'connections': {

'options': [None, 'mysql Connections', 'connections/s', 'connections', 'mysql.connections', 'line'],

'lines': [

['Connections', 'all', 'incremental'],

['Aborted_connects', 'aborted', 'incremental']

]},

'binlog_cache': {

'options': [None, 'mysql Binlog Cache', 'transactions/s', 'binlog', 'mysql.binlog_cache', 'line'],

'lines': [

['Binlog_cache_disk_use', 'disk', 'incremental'],

['Binlog_cache_use', 'all', 'incremental']

]},

'threads': {

'options': [None, 'mysql Threads', 'threads', 'threads', 'mysql.threads', 'line'],

'lines': [

['Threads_connected', 'connected', 'absolute'],

['Threads_created', 'created', 'incremental'],

['Threads_cached', 'cached', 'absolute', -1, 1],

['Threads_running', 'running', 'absolute'],

]},

'thread_cache_misses': {

'options': [None, 'mysql Threads Cache Misses', 'misses', 'threads', 'mysql.thread_cache_misses', 'area'],

'lines': [

['Thread_cache_misses', 'misses', 'absolute', 1, 100]

]},

'innodb_io': {

'options': [None, 'mysql InnoDB I/O Bandwidth', 'kilobytes/s', 'innodb', 'mysql.innodb_io', 'area'],

'lines': [

['Innodb_data_read', 'read', 'incremental', 1, 1024],

['Innodb_data_written', 'write', 'incremental', -1, 1024]

]},

'innodb_io_ops': {

'options': [None, 'mysql InnoDB I/O Operations', 'operations/s', 'innodb', 'mysql.innodb_io_ops', 'line'],

'lines': [

['Innodb_data_reads', 'reads', 'incremental'],

['Innodb_data_writes', 'writes', 'incremental', -1, 1],

['Innodb_data_fsyncs', 'fsyncs', 'incremental']

]},

'innodb_io_pending_ops': {

'options': [None, 'mysql InnoDB Pending I/O Operations', 'operations', 'innodb',

'mysql.innodb_io_pending_ops', 'line'],

'lines': [

['Innodb_data_pending_reads', 'reads', 'absolute'],

['Innodb_data_pending_writes', 'writes', 'absolute', -1, 1],

['Innodb_data_pending_fsyncs', 'fsyncs', 'absolute']

]},

'innodb_log': {

'options': [None, 'mysql InnoDB Log Operations', 'operations/s', 'innodb', 'mysql.innodb_log', 'line'],

'lines': [

['Innodb_log_waits', 'waits', 'incremental'],

['Innodb_log_write_requests', 'write_requests', 'incremental', -1, 1],

['Innodb_log_writes', 'writes', 'incremental', -1, 1],

]},

'innodb_os_log': {

'options': [None, 'mysql InnoDB OS Log Operations', 'operations', 'innodb', 'mysql.innodb_os_log', 'line'],

'lines': [

['Innodb_os_log_fsyncs', 'fsyncs', 'incremental'],

['Innodb_os_log_pending_fsyncs', 'pending_fsyncs', 'absolute'],

['Innodb_os_log_pending_writes', 'pending_writes', 'absolute', -1, 1],

]},

'innodb_os_log_io': {

'options': [None, 'mysql InnoDB OS Log Bandwidth', 'kilobytes/s', 'innodb', 'mysql.innodb_os_log_io', 'area'],

'lines': [

['Innodb_os_log_written', 'write', 'incremental', -1, 1024],

]},

'innodb_cur_row_lock': {

'options': [None, 'mysql InnoDB Current Row Locks', 'operations', 'innodb',

'mysql.innodb_cur_row_lock', 'area'],

'lines': [

['Innodb_row_lock_current_waits', 'current_waits', 'absolute']

]},

'innodb_rows': {

'options': [None, 'mysql InnoDB Row Operations', 'operations/s', 'innodb', 'mysql.innodb_rows', 'area'],

'lines': [

['Innodb_rows_inserted', 'inserted', 'incremental'],

['Innodb_rows_read', 'read', 'incremental', 1, 1],

['Innodb_rows_updated', 'updated', 'incremental', 1, 1],

['Innodb_rows_deleted', 'deleted', 'incremental', -1, 1],

]},

'innodb_buffer_pool_pages': {

'options': [None, 'mysql InnoDB Buffer Pool Pages', 'pages', 'innodb',

'mysql.innodb_buffer_pool_pages', 'line'],

'lines': [

['Innodb_buffer_pool_pages_data', 'data', 'absolute'],

['Innodb_buffer_pool_pages_dirty', 'dirty', 'absolute', -1, 1],

['Innodb_buffer_pool_pages_free', 'free', 'absolute'],

['Innodb_buffer_pool_pages_flushed', 'flushed', 'incremental', -1, 1],

['Innodb_buffer_pool_pages_misc', 'misc', 'absolute', -1, 1],

['Innodb_buffer_pool_pages_total', 'total', 'absolute']

]},

'innodb_buffer_pool_bytes': {

'options': [None, 'mysql InnoDB Buffer Pool Bytes', 'MB', 'innodb', 'mysql.innodb_buffer_pool_bytes', 'area'],

'lines': [

['Innodb_buffer_pool_bytes_data', 'data', 'absolute', 1, 1024 * 1024],

['Innodb_buffer_pool_bytes_dirty', 'dirty', 'absolute', -1, 1024 * 1024]

]},

'innodb_buffer_pool_read_ahead': {

'options': [None, 'mysql InnoDB Buffer Pool Read Ahead', 'operations/s', 'innodb',

'mysql.innodb_buffer_pool_read_ahead', 'area'],

'lines': [

['Innodb_buffer_pool_read_ahead', 'all', 'incremental'],

['Innodb_buffer_pool_read_ahead_evicted', 'evicted', 'incremental', -1, 1],

['Innodb_buffer_pool_read_ahead_rnd', 'random', 'incremental']

]},

'innodb_buffer_pool_reqs': {

'options': [None, 'mysql InnoDB Buffer Pool Requests', 'requests/s', 'innodb',

'mysql.innodb_buffer_pool_reqs', 'area'],

'lines': [

['Innodb_buffer_pool_read_requests', 'reads', 'incremental'],

['Innodb_buffer_pool_write_requests', 'writes', 'incremental', -1, 1]

]},

'innodb_buffer_pool_ops': {

'options': [None, 'mysql InnoDB Buffer Pool Operations', 'operations/s', 'innodb',

'mysql.innodb_buffer_pool_ops', 'area'],

'lines': [

['Innodb_buffer_pool_reads', 'disk reads', 'incremental'],

['Innodb_buffer_pool_wait_free', 'wait free', 'incremental', -1, 1]

]},

'qcache_ops': {

'options': [None, 'mysql QCache Operations', 'queries/s', 'qcache', 'mysql.qcache_ops', 'line'],

'lines': [

['Qcache_hits', 'hits', 'incremental'],

['Qcache_lowmem_prunes', 'lowmem prunes', 'incremental', -1, 1],

['Qcache_inserts', 'inserts', 'incremental'],

['Qcache_not_cached', 'not cached', 'incremental', -1, 1]

]},

'qcache': {

'options': [None, 'mysql QCache Queries in Cache', 'queries', 'qcache', 'mysql.qcache', 'line'],

'lines': [

['Qcache_queries_in_cache', 'queries', 'absolute']

]},

'qcache_freemem': {

'options': [None, 'mysql QCache Free Memory', 'MB', 'qcache', 'mysql.qcache_freemem', 'area'],

'lines': [

['Qcache_free_memory', 'free', 'absolute', 1, 1024 * 1024]

]},

'qcache_memblocks': {

'options': [None, 'mysql QCache Memory Blocks', 'blocks', 'qcache', 'mysql.qcache_memblocks', 'line'],

'lines': [

['Qcache_free_blocks', 'free', 'absolute'],

['Qcache_total_blocks', 'total', 'absolute']

]},

'key_blocks': {

'options': [None, 'mysql MyISAM Key Cache Blocks', 'blocks', 'myisam', 'mysql.key_blocks', 'line'],

'lines': [

['Key_blocks_unused', 'unused', 'absolute'],

['Key_blocks_used', 'used', 'absolute', -1, 1],

['Key_blocks_not_flushed', 'not flushed', 'absolute']

]},

'key_requests': {

'options': [None, 'mysql MyISAM Key Cache Requests', 'requests/s', 'myisam', 'mysql.key_requests', 'area'],

'lines': [

['Key_read_requests', 'reads', 'incremental'],

['Key_write_requests', 'writes', 'incremental', -1, 1]

]},

'key_disk_ops': {

'options': [None, 'mysql MyISAM Key Cache Disk Operations', 'operations/s',

'myisam', 'mysql.key_disk_ops', 'area'],

'lines': [

['Key_reads', 'reads', 'incremental'],

['Key_writes', 'writes', 'incremental', -1, 1]

]},

'files': {

'options': [None, 'mysql Open Files', 'files', 'files', 'mysql.files', 'line'],

'lines': [

['Open_files', 'files', 'absolute']

]},

'files_rate': {

'options': [None, 'mysql Opened Files Rate', 'files/s', 'files', 'mysql.files_rate', 'line'],

'lines': [

['Opened_files', 'files', 'incremental']

]},

'binlog_stmt_cache': {

'options': [None, 'mysql Binlog Statement Cache', 'statements/s', 'binlog',

'mysql.binlog_stmt_cache', 'line'],

'lines': [

['Binlog_stmt_cache_disk_use', 'disk', 'incremental'],

['Binlog_stmt_cache_use', 'all', 'incremental']

]},

'connection_errors': {

'options': [None, 'mysql Connection Errors', 'connections/s', 'connections',

'mysql.connection_errors', 'line'],

'lines': [

['Connection_errors_accept', 'accept', 'incremental'],

['Connection_errors_internal', 'internal', 'incremental'],

['Connection_errors_max_connections', 'max', 'incremental'],

['Connection_errors_peer_address', 'peer_addr', 'incremental'],

['Connection_errors_select', 'select', 'incremental'],

['Connection_errors_tcpwrap', 'tcpwrap', 'incremental']

]},

'slave_behind': {

'options': [None, 'Slave Behind Seconds', 'seconds', 'slave', 'mysql.slave_behind', 'line'],

'lines': [

['Seconds_Behind_Master', 'seconds', 'absolute']

]},

'slave_status': {

'options': [None, 'Slave Status', 'status', 'slave', 'mysql.slave_status', 'line'],

'lines': [

['Slave_SQL_Running', 'sql_running', 'absolute'],

['Slave_IO_Running', 'io_running', 'absolute']

]},

'galera_writesets': {

'options': [None, 'Replicated writesets', 'writesets/s', 'galera', 'mysql.galera_writesets', 'line'],

'lines': [

['wsrep_received', 'rx', 'incremental'],

['wsrep_replicated', 'tx', 'incremental', -1, 1],

]},

'galera_bytes': {

'options': [None, 'Replicated bytes', 'KB/s', 'galera', 'mysql.galera_bytes', 'area'],

'lines': [

['wsrep_received_bytes', 'rx', 'incremental', 1, 1024],

['wsrep_replicated_bytes', 'tx', 'incremental', -1, 1024],

]},

'galera_queue': {

'options': [None, 'Galera queue', 'writesets', 'galera', 'mysql.galera_queue', 'line'],

'lines': [

['wsrep_local_recv_queue', 'rx', 'absolute'],

['wsrep_local_send_queue', 'tx', 'absolute', -1, 1],

]},

'galera_conflicts': {

'options': [None, 'Replication conflicts', 'transactions', 'galera', 'mysql.galera_conflicts', 'area'],

'lines': [

['wsrep_local_bf_aborts', 'bf_aborts', 'incremental'],

['wsrep_local_cert_failures', 'cert_fails', 'incremental', -1, 1],

]},

'galera_flow_control': {

'options': [None, 'Flow control', 'millisec', 'galera', 'mysql.galera_flow_control', 'area'],

'lines': [

['wsrep_flow_control_paused_ns', 'paused', 'incremental', 1, 1000000],

]}

}

class Service(MySQLService):

def __init__(self, configuration=None, name=None):

MySQLService.__init__(self, configuration=configuration, name=name)

self.order = ORDER

self.definitions = CHARTS

self.queries = dict(global_status=QUERY_GLOBAL, slave_status=QUERY_SLAVE)

def _get_data(self):

raw_data = self._get_raw_data(description=True)

if not raw_data:

return None

to_netdata = dict()

if 'global_status' in raw_data:

global_status = dict(raw_data['global_status'][0])

for key in GLOBAL_STATS:

if key in global_status:

to_netdata[key] = global_status[key]

if 'Threads_created' in to_netdata and 'Connections' in to_netdata:

to_netdata['Thread_cache_misses'] = round(int(to_netdata['Threads_created'])

/ float(to_netdata['Connections']) * 10000)

if 'slave_status' in raw_data:

if raw_data['slave_status'][0]:

slave_raw_data = dict(zip([e[0] for e in raw_data['slave_status'][1]], raw_data['slave_status'][0][0]))

for key, func in SLAVE_STATS:

if key in slave_raw_data:

to_netdata[key] = func(slave_raw_data[key])

else:

self.queries.pop('slave_status')

return to_netdata or None

netdata/python.d/mysql.chart.py at master · chih7/netdata · GitHub

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