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diff --git a/collectors/python.d.plugin/mysql/mysql.chart.py b/collectors/python.d.plugin/mysql/mysql.chart.py
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+++ b/collectors/python.d.plugin/mysql/mysql.chart.py
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+# -*- coding: utf-8 -*-
+# Description: MySQL netdata python.d module
+# Author: Pawel Krupa (paulfantom)
+# Author: Ilya Mashchenko (l2isbad)
+# SPDX-License-Identifier: GPL-3.0-or-later
+
+from bases.FrameworkServices.MySQLService import MySQLService
+
+
+# query executed on MySQL server
+QUERY_GLOBAL = 'SHOW GLOBAL STATUS;'
+QUERY_SLAVE = 'SHOW SLAVE STATUS;'
+QUERY_VARIABLES = 'SHOW GLOBAL VARIABLES LIKE \'max_connections\';'
+
+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',
+ 'Max_used_connections',
+ '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',
+ 'Com_delete',
+ 'Com_insert',
+ 'Com_select',
+ 'Com_update',
+ 'Com_replace'
+]
+
+
+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)
+]
+
+VARIABLES = [
+ 'max_connections'
+]
+
+ORDER = [
+ 'net',
+ 'queries',
+ 'queries_type',
+ 'handlers',
+ 'table_locks',
+ 'join_issues',
+ 'sort_issues',
+ 'tmp',
+ 'connections',
+ 'connections_active',
+ 'connection_errors',
+ 'binlog_cache',
+ 'binlog_stmt_cache',
+ 'threads',
+ 'threads_creation_rate',
+ 'thread_cache_misses',
+ 'innodb_io',
+ 'innodb_io_ops',
+ 'innodb_io_pending_ops',
+ 'innodb_log',
+ 'innodb_os_log',
+ 'innodb_os_log_fsync_writes',
+ 'innodb_os_log_io',
+ 'innodb_cur_row_lock',
+ 'innodb_rows',
+ 'innodb_buffer_pool_pages',
+ 'innodb_buffer_pool_flush_pages_requests',
+ '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, 'Bandwidth', 'kilobits/s', 'bandwidth', 'mysql.net', 'area'],
+ 'lines': [
+ ['Bytes_received', 'in', 'incremental', 8, 1000],
+ ['Bytes_sent', 'out', 'incremental', -8, 1000]
+ ]
+ },
+ 'queries': {
+ 'options': [None, 'Queries', 'queries/s', 'queries', 'mysql.queries', 'line'],
+ 'lines': [
+ ['Queries', 'queries', 'incremental'],
+ ['Questions', 'questions', 'incremental'],
+ ['Slow_queries', 'slow_queries', 'incremental']
+ ]
+ },
+ 'queries_type': {
+ 'options': [None, 'Query Type', 'queries/s', 'query_types', 'mysql.queries_type', 'stacked'],
+ 'lines': [
+ ['Com_select', 'select', 'incremental'],
+ ['Com_delete', 'delete', 'incremental'],
+ ['Com_update', 'update', 'incremental'],
+ ['Com_insert', 'insert', 'incremental'],
+ ['Qcache_hits', 'cache_hits', 'incremental'],
+ ['Com_replace', 'replace', 'incremental']
+ ]
+ },
+ 'handlers': {
+ 'options': [None, '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, '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, '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, '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, '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, 'Connections', 'connections/s', 'connections', 'mysql.connections', 'line'],
+ 'lines': [
+ ['Connections', 'all', 'incremental'],
+ ['Aborted_connects', 'aborted', 'incremental']
+ ]
+ },
+ 'connections_active': {
+ 'options': [None, 'Connections Active', 'connections', 'connections', 'mysql.connections_active', 'line'],
+ 'lines': [
+ ['Threads_connected', 'active', 'absolute'],
+ ['max_connections', 'limit', 'absolute'],
+ ['Max_used_connections', 'max_active', 'absolute']
+ ]
+ },
+ 'binlog_cache': {
+ 'options': [None, 'Binlog Cache', 'transactions/s', 'binlog', 'mysql.binlog_cache', 'line'],
+ 'lines': [
+ ['Binlog_cache_disk_use', 'disk', 'incremental'],
+ ['Binlog_cache_use', 'all', 'incremental']
+ ]
+ },
+ 'threads': {
+ 'options': [None, 'Threads', 'threads', 'threads', 'mysql.threads', 'line'],
+ 'lines': [
+ ['Threads_connected', 'connected', 'absolute'],
+ ['Threads_cached', 'cached', 'absolute', -1, 1],
+ ['Threads_running', 'running', 'absolute'],
+ ]
+ },
+ 'threads_creation_rate': {
+ 'options': [None, 'Threads Creation Rate', 'threads', 'threads/s', 'mysql.threads', 'line'],
+ 'lines': [
+ ['Threads_created', 'created', 'incremental'],
+ ]
+ },
+ '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, 'InnoDB I/O Bandwidth', 'KiB/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, '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, '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, '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, 'InnoDB OS Log Pending Operations', 'operations', 'innodb', 'mysql.innodb_os_log', 'line'],
+ 'lines': [
+ ['Innodb_os_log_pending_fsyncs', 'fsyncs', 'absolute'],
+ ['Innodb_os_log_pending_writes', 'writes', 'absolute', -1, 1],
+ ]
+ },
+ 'innodb_os_log_fsync_writes': {
+ 'options': [None, 'InnoDB OS Log Operations', 'operations/s', 'innodb', 'mysql.innodb_os_log', 'line'],
+ 'lines': [
+ ['Innodb_os_log_fsyncs', 'fsyncs', 'incremental'],
+ ]
+ },
+ 'innodb_os_log_io': {
+ 'options': [None, 'InnoDB OS Log Bandwidth', 'KiB/s', 'innodb', 'mysql.innodb_os_log_io', 'area'],
+ 'lines': [
+ ['Innodb_os_log_written', 'write', 'incremental', -1, 1024],
+ ]
+ },
+ 'innodb_cur_row_lock': {
+ 'options': [None, '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, '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, '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_misc', 'misc', 'absolute', -1, 1],
+ ['Innodb_buffer_pool_pages_total', 'total', 'absolute']
+ ]
+ },
+ 'innodb_buffer_pool_flush_pages_requests': {
+ 'options': [None, 'InnoDB Buffer Pool Flush Pages Requests', 'requests/s', 'innodb',
+ 'mysql.innodb_buffer_pool_pages', 'line'],
+ 'lines': [
+ ['Innodb_buffer_pool_pages_flushed', 'flush pages', 'incremental'],
+ ]
+ },
+ 'innodb_buffer_pool_bytes': {
+ 'options': [None, 'InnoDB Buffer Pool Bytes', 'MiB', '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, '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, '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, '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, 'QCache Queries in Cache', 'queries', 'qcache', 'mysql.qcache', 'line'],
+ 'lines': [
+ ['Qcache_queries_in_cache', 'queries', 'absolute']
+ ]
+ },
+ 'qcache_freemem': {
+ 'options': [None, 'QCache Free Memory', 'MiB', 'qcache', 'mysql.qcache_freemem', 'area'],
+ 'lines': [
+ ['Qcache_free_memory', 'free', 'absolute', 1, 1024 * 1024]
+ ]
+ },
+ 'qcache_memblocks': {
+ 'options': [None, 'QCache Memory Blocks', 'blocks', 'qcache', 'mysql.qcache_memblocks', 'line'],
+ 'lines': [
+ ['Qcache_free_blocks', 'free', 'absolute'],
+ ['Qcache_total_blocks', 'total', 'absolute']
+ ]
+ },
+ 'key_blocks': {
+ 'options': [None, '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, '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, '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, 'Open Files', 'files', 'files', 'mysql.files', 'line'],
+ 'lines': [
+ ['Open_files', 'files', 'absolute']
+ ]
+ },
+ 'files_rate': {
+ 'options': [None, 'Opened Files Rate', 'files/s', 'files', 'mysql.files_rate', 'line'],
+ 'lines': [
+ ['Opened_files', 'files', 'incremental']
+ ]
+ },
+ 'binlog_stmt_cache': {
+ 'options': [None, '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, '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', 'KiB/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,
+ variables=QUERY_VARIABLES,
+ )
+
+ 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')
+
+ if 'variables' in raw_data:
+ variables = dict(raw_data['variables'][0])
+ for key in VARIABLES:
+ if key in variables:
+ to_netdata[key] = variables[key]
+
+ return to_netdata or None