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January 31, 2017 15:08
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Modifed Ganglia Python module for MongoDB WT
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| #!/usr/bin/env python | |
| # -*- coding: utf-8 -*- | |
| # | |
| # MongoDB gmond module for Ganglia | |
| # | |
| # Copyright (C) 2011 by Michael T. Conigliaro <mike [at] conigliaro [dot] org>. | |
| # All rights reserved. | |
| # | |
| # 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. | |
| # | |
| import json | |
| import os | |
| import re | |
| import socket | |
| import string | |
| import time | |
| import copy | |
| USING_WT = True | |
| NAME_PREFIX = 'mongodb_' | |
| PARAMS = { | |
| "server_status" : "mongo --quiet --eval 'printjson(db.serverStatus())'", | |
| "rs_status" : "mongo --quiet --eval 'printjson(rs.status())'", | |
| "nodes_root_doc_status" : "mongo aem-author --quiet --eval " | |
| "'Object.bsonsize(db.nodes.findOne({\"_id\" : \"0:/\"}))'" | |
| } | |
| METRICS = { | |
| 'time' : 0, | |
| 'data' : {} | |
| } | |
| LAST_METRICS = copy.deepcopy(METRICS) | |
| METRICS_CACHE_TTL = 3 | |
| ROOT_DOC_SIZE = 0 | |
| def flatten(d, pre = '', sep = '_'): | |
| """Flatten a dict (i.e. dict['a']['b']['c'] => dict['a_b_c'])""" | |
| new_d = {} | |
| for k,v in d.items(): | |
| if type(v) == dict: | |
| new_d.update(flatten(d[k], '%s%s%s' % (pre, k, sep))) | |
| else: | |
| new_d['%s%s' % (pre, k)] = v | |
| return new_d | |
| def get_metrics(): | |
| """Return all metrics""" | |
| global METRICS, LAST_METRICS, ROOT_DOC_SIZE | |
| if (time.time() - METRICS['time']) > METRICS_CACHE_TTL: | |
| metrics = {} | |
| for status_type in PARAMS.keys(): | |
| # get raw metric data | |
| io = os.popen(PARAMS[status_type]) | |
| # clean up | |
| metrics_str = ''.join(io.readlines()).strip() # convert to string | |
| metrics_str = re.sub('\w+\((.*)\)', r"\1", metrics_str) # remove functions | |
| # convert to flattened dict | |
| try: | |
| if status_type == 'server_status': | |
| metrics.update(flatten(json.loads(metrics_str))) | |
| elif status_type == 'nodes_root_doc_status': | |
| if type(long(metrics_str)) is long: | |
| ROOT_DOC_SIZE = metrics_str | |
| else: | |
| metrics.update(flatten(json.loads(metrics_str), pre='%s_' % status_type)) | |
| except ValueError: | |
| metrics = {} | |
| # update cache | |
| LAST_METRICS = copy.deepcopy(METRICS) | |
| METRICS = { | |
| 'time': time.time(), | |
| 'data': metrics | |
| } | |
| return [METRICS, LAST_METRICS] | |
| def get_value(name): | |
| """Return a value for the requested metric""" | |
| # get metrics | |
| metrics = get_metrics()[0] | |
| # get value | |
| name = name[len(NAME_PREFIX):] # remove prefix from name | |
| try: | |
| result = long(metrics['data'][name]) | |
| except StandardError: | |
| result = 0 | |
| return result | |
| def get_rate(name): | |
| """Return change over time for the requested metric""" | |
| # get metrics | |
| [curr_metrics, last_metrics] = get_metrics() | |
| # get rate | |
| name = name[len(NAME_PREFIX):] # remove prefix from name | |
| try: | |
| rate = float(float(curr_metrics['data'][name]) - float(last_metrics['data'][name])) / \ | |
| float(curr_metrics['time'] - last_metrics['time']) | |
| if rate < 0: | |
| rate = float(0) | |
| except StandardError: | |
| rate = float(0) | |
| return rate | |
| def get_opcounter_rate(name): | |
| """Return change over time for an opcounter metric""" | |
| master_rate = get_rate(name) | |
| repl_rate = get_rate(name.replace('opcounters_', 'opcountersRepl_')) | |
| return master_rate + repl_rate | |
| def get_globalLock_ratio(name): | |
| """Return the global lock ratio""" | |
| try: | |
| result = get_rate(NAME_PREFIX + 'globalLock_lockTime') / \ | |
| get_rate(NAME_PREFIX + 'globalLock_totalTime') * 100 | |
| except ZeroDivisionError: | |
| result = 0 | |
| return result | |
| def get_indexCounters_btree_miss_ratio(name): | |
| """Return the btree miss ratio""" | |
| try: | |
| result = get_rate(NAME_PREFIX + 'indexCounters_btree_misses') / \ | |
| get_rate(NAME_PREFIX + 'indexCounters_btree_accesses') * 100 | |
| except ZeroDivisionError: | |
| result = 0 | |
| return result | |
| def get_connections_current_ratio(name): | |
| """Return the percentage of connections used""" | |
| try: | |
| result = float(get_value(NAME_PREFIX + 'connections_current')) / \ | |
| float(get_value(NAME_PREFIX + 'connections_available')) * 100 | |
| except ZeroDivisionError: | |
| result = 0 | |
| return result | |
| def get_slave_delay(name): | |
| """Return the replica set slave delay""" | |
| # get metrics | |
| metrics = get_metrics()[0] | |
| # no point checking my optime if i'm not replicating | |
| if 'rs_status_myState' not in metrics['data'] or metrics['data']['rs_status_myState'] != 2: | |
| result = 0 | |
| # compare my optime with the master's | |
| else: | |
| master = {} | |
| slave = {} | |
| try: | |
| for member in metrics['data']['rs_status_members']: | |
| if member['state'] == 1: | |
| master = member | |
| if member['name'].split(':')[0] == socket.getfqdn(): | |
| slave = member | |
| result = max(0, master['optime']['t'] - slave['optime']['t']) / 1000 | |
| except KeyError: | |
| result = 0 | |
| return result | |
| def get_cache_dirty_percent(name): | |
| metrics = get_metrics()[0] | |
| try: | |
| result = 100*(float(metrics['data']['wiredTiger_cache_tracked dirty bytes in the cache']) / \ | |
| float(metrics['data']['wiredTiger_cache_bytes currently in the cache'])) | |
| except ZeroDivisionError: | |
| print "Divide by zeor" | |
| result = 0 | |
| return result | |
| def get_asserts_total_rate(name): | |
| """Return the total number of asserts per second""" | |
| return float(reduce(lambda memo,obj: memo + get_rate('%sasserts_%s' % (NAME_PREFIX, obj)), | |
| ['regular', 'warning', 'msg', 'user', 'rollovers'], 0)) | |
| def get_nodes_root_doc_size(name): | |
| global ROOT_DOC_SIZE | |
| return long(ROOT_DOC_SIZE) | |
| def metric_init(lparams): | |
| """Initialize metric descriptors""" | |
| global PARAMS | |
| # set parameters | |
| for key in lparams: | |
| PARAMS[key] = lparams[key] | |
| # define descriptors | |
| time_max = 60 | |
| groups = 'mongodb' | |
| if ( USING_WT ): | |
| descriptors = [ | |
| { | |
| 'name': NAME_PREFIX + 'opcounters_insert', | |
| 'call_back': get_opcounter_rate, | |
| 'time_max': time_max, | |
| 'value_type': 'float', | |
| 'units': 'Inserts/Sec', | |
| 'slope': 'both', | |
| 'format': '%f', | |
| 'description': 'Inserts', | |
| 'groups': groups | |
| }, | |
| { | |
| 'name': NAME_PREFIX + 'opcounters_query', | |
| 'call_back': get_opcounter_rate, | |
| 'time_max': time_max, | |
| 'value_type': 'float', | |
| 'units': 'Queries/Sec', | |
| 'slope': 'both', | |
| 'format': '%f', | |
| 'description': 'Queries', | |
| 'groups': groups | |
| }, | |
| { | |
| 'name': NAME_PREFIX + 'opcounters_update', | |
| 'call_back': get_opcounter_rate, | |
| 'time_max': time_max, | |
| 'value_type': 'float', | |
| 'units': 'Updates/Sec', | |
| 'slope': 'both', | |
| 'format': '%f', | |
| 'description': 'Updates', | |
| 'groups': groups | |
| }, | |
| { | |
| 'name': NAME_PREFIX + 'opcounters_delete', | |
| 'call_back': get_opcounter_rate, | |
| 'time_max': time_max, | |
| 'value_type': 'float', | |
| 'units': 'Deletes/Sec', | |
| 'slope': 'both', | |
| 'format': '%f', | |
| 'description': 'Deletes', | |
| 'groups': groups | |
| }, | |
| { | |
| 'name': NAME_PREFIX + 'opcounters_getmore', | |
| 'call_back': get_opcounter_rate, | |
| 'time_max': time_max, | |
| 'value_type': 'float', | |
| 'units': 'Getmores/Sec', | |
| 'slope': 'both', | |
| 'format': '%f', | |
| 'description': 'Getmores', | |
| 'groups': groups | |
| }, | |
| { | |
| 'name': NAME_PREFIX + 'opcounters_command', | |
| 'call_back': get_opcounter_rate, | |
| 'time_max': time_max, | |
| 'value_type': 'float', | |
| 'units': 'Commands/Sec', | |
| 'slope': 'both', | |
| 'format': '%f', | |
| 'description': 'Commands', | |
| 'groups': groups | |
| }, | |
| { | |
| 'name': NAME_PREFIX + 'globalLock_ratio', | |
| 'call_back': get_globalLock_ratio, | |
| 'time_max': time_max, | |
| 'value_type': 'float', | |
| 'units': '%', | |
| 'slope': 'both', | |
| 'format': '%f', | |
| 'description': 'Global Write Lock Ratio', | |
| 'groups': groups | |
| }, | |
| { | |
| 'name': NAME_PREFIX + 'globalLock_currentQueue_readers', | |
| 'call_back': get_value, | |
| 'time_max': time_max, | |
| 'value_type': 'uint', | |
| 'units': 'Operations', | |
| 'slope': 'both', | |
| 'format': '%u', | |
| 'description': 'Readers Waiting for Lock', | |
| 'groups': groups | |
| }, | |
| { | |
| 'name': NAME_PREFIX + 'globalLock_currentQueue_writers', | |
| 'call_back': get_value, | |
| 'time_max': time_max, | |
| 'value_type': 'uint', | |
| 'units': 'Operations', | |
| 'slope': 'both', | |
| 'format': '%u', | |
| 'description': 'Writers Waiting for Lock', | |
| 'groups': groups | |
| }, | |
| { | |
| 'name': NAME_PREFIX + 'globalLock_activeClients_total', | |
| 'call_back': get_value, | |
| 'time_max': time_max, | |
| 'value_type': 'uint', | |
| 'units': 'Clients', | |
| 'slope': 'both', | |
| 'format': '%u', | |
| 'description': 'Total Active Clients', | |
| 'groups': groups | |
| }, | |
| { | |
| 'name': NAME_PREFIX + 'globalLock_activeClients_readers', | |
| 'call_back': get_value, | |
| 'time_max': time_max, | |
| 'value_type': 'uint', | |
| 'units': 'Clients', | |
| 'slope': 'both', | |
| 'format': '%u', | |
| 'description': 'Active Readers', | |
| 'groups': groups | |
| }, | |
| { | |
| 'name': NAME_PREFIX + 'globalLock_activeClients_writers', | |
| 'call_back': get_value, | |
| 'time_max': time_max, | |
| 'value_type': 'uint', | |
| 'units': 'Clients', | |
| 'slope': 'both', | |
| 'format': '%u', | |
| 'description': 'Active Writers', | |
| 'groups': groups | |
| }, | |
| { | |
| 'name': NAME_PREFIX + 'locks_Global_timeAcquiringMicros', | |
| 'call_back': get_value, | |
| 'time_max': time_max, | |
| 'value_type': 'float', | |
| 'units': 'us', | |
| 'slope': 'both', | |
| 'format': '%f', | |
| 'description': 'Locks Global Timer Aquiring micros', | |
| 'groups': groups | |
| }, | |
| { | |
| 'name': NAME_PREFIX + 'locks_Database_timeAcquiringMicros_r', | |
| 'call_back': get_value, | |
| 'time_max': time_max, | |
| 'value_type': 'float', | |
| 'units': 'us', | |
| 'slope': 'both', | |
| 'format': '%f', | |
| 'description': 'Locks Database Timer Aquiring micros r', | |
| 'groups': groups | |
| }, | |
| { | |
| 'name': NAME_PREFIX + 'locks_Database_timeAcquiringMicros_w', | |
| 'call_back': get_value, | |
| 'time_max': time_max, | |
| 'value_type': 'float', | |
| 'units': 'us', | |
| 'slope': 'both', | |
| 'format': '%f', | |
| 'description': 'Locks Database Timer Aquiring micros w', | |
| 'groups': groups | |
| }, | |
| { | |
| 'name': NAME_PREFIX + 'locks_Database_timeAcquiringMicros_R', | |
| 'call_back': get_value, | |
| 'time_max': time_max, | |
| 'value_type': 'float', | |
| 'units': 'us', | |
| 'slope': 'both', | |
| 'format': '%f', | |
| 'description': 'Locks Database Timer Aquiring micros R', | |
| 'groups': groups | |
| }, | |
| { | |
| 'name': NAME_PREFIX + 'locks_Database_timeAcquiringMicros_W', | |
| 'call_back': get_value, | |
| 'time_max': time_max, | |
| 'value_type': 'float', | |
| 'units': 'us', | |
| 'slope': 'both', | |
| 'format': '%f', | |
| 'description': 'Locks Database Timer Aquiring micros W', | |
| 'groups': groups | |
| }, | |
| { | |
| 'name': NAME_PREFIX + 'locks_Metadata_timeAcquiringMicros_W', | |
| 'call_back': get_value, | |
| 'time_max': time_max, | |
| 'value_type': 'float', | |
| 'units': 'us', | |
| 'slope': 'both', | |
| 'format': '%u', | |
| 'description': 'Locks Database Timer Aquiring micros W', | |
| 'groups': groups | |
| }, | |
| { | |
| 'name': NAME_PREFIX + 'extra_info_heap_usage_bytes', | |
| 'call_back': get_value, | |
| 'time_max': time_max, | |
| 'value_type': 'uint', | |
| 'units': 'bytes', | |
| 'slope': 'both', | |
| 'format': '%u', | |
| 'description': 'Heap usage', | |
| 'groups': groups | |
| }, | |
| { | |
| 'name': NAME_PREFIX + 'extra_info_page_faults', | |
| 'call_back': get_rate, | |
| 'time_max': time_max, | |
| 'value_type': 'uint', | |
| 'units': 'page faults/s', | |
| 'slope': 'both', | |
| 'format': '%u', | |
| 'description': 'Page Faults rate', | |
| 'groups': groups | |
| }, | |
| { | |
| 'name': NAME_PREFIX + 'wiredTiger_cache_pages read into cache', | |
| 'call_back': get_rate, | |
| 'time_max': time_max, | |
| 'value_type': 'float', | |
| 'units': 'pages/s', | |
| 'slope': 'both', | |
| 'format': '%f', | |
| 'description': 'WT Pages read into cache rate', | |
| 'groups': groups | |
| }, | |
| { | |
| 'name': NAME_PREFIX + 'wiredTiger_cache_pages written from cache', | |
| 'call_back': get_rate, | |
| 'time_max': time_max, | |
| 'value_type': 'float', | |
| 'units': 'pages/s', | |
| 'slope': 'both', | |
| 'format': '%f', | |
| 'description': 'WT Pages writen from cache rate', | |
| 'groups': groups | |
| }, | |
| { | |
| 'name': NAME_PREFIX + 'wiredTiger_cache_bytes read into cache', | |
| 'call_back': get_rate, | |
| 'time_max': time_max, | |
| 'value_type': 'float', | |
| 'units': 'bytes/s', | |
| 'slope': 'both', | |
| 'format': '%f', | |
| 'description': 'WT Bytes read into cache rate', | |
| 'groups': groups | |
| }, | |
| { | |
| 'name': NAME_PREFIX + 'wiredTiger_cache_bytes written from cache', | |
| 'call_back': get_rate, | |
| 'time_max': time_max, | |
| 'value_type': 'float', | |
| 'units': 'bytes/s', | |
| 'slope': 'both', | |
| 'format': '%f', | |
| 'description': 'WT Bytes writen from cache rate', | |
| 'groups': groups | |
| }, | |
| { | |
| 'name': NAME_PREFIX + 'wiredTiger_cache_dirty_percent', | |
| 'call_back': get_cache_dirty_percent, | |
| 'time_max': time_max, | |
| 'value_type': 'float', | |
| 'units': '%', | |
| 'slope': 'both', | |
| 'format': '%f', | |
| 'description': 'WT Cache % dirty', | |
| 'groups': groups | |
| }, | |
| { | |
| 'name': NAME_PREFIX + 'wiredTiger_cache_tracked dirty bytes in the cache', | |
| 'call_back': get_value, | |
| 'time_max': time_max, | |
| 'value_type': 'uint', | |
| 'units': 'bytes', | |
| 'slope': 'both', | |
| 'format': '%u', | |
| 'description': 'WT Cache bytes dirty', | |
| 'groups': groups | |
| }, | |
| { | |
| 'name': NAME_PREFIX + 'wiredTiger_concurrentTransactions_write_available', | |
| 'call_back': get_value, | |
| 'time_max': time_max, | |
| 'value_type': 'uint', | |
| 'units': 'tickets', | |
| 'slope': 'both', | |
| 'format': '%u', | |
| 'description': 'WT Write Tickets available', | |
| 'groups': groups | |
| }, | |
| { | |
| 'name': NAME_PREFIX + 'wiredTiger_concurrentTransactions_read_available', | |
| 'call_back': get_value, | |
| 'time_max': time_max, | |
| 'value_type': 'uint', | |
| 'units': 'bytes', | |
| 'slope': 'both', | |
| 'format': '%u', | |
| 'description': 'WT Read Tickets available', | |
| 'groups': groups | |
| }, | |
| { | |
| 'name': NAME_PREFIX + 'wiredTiger_cache_bytes currently in the cache', | |
| 'call_back': get_value, | |
| 'time_max': time_max, | |
| 'value_type': 'uint', | |
| 'units': 'bytes', | |
| 'slope': 'both', | |
| 'format': '%u', | |
| 'description': 'WT Cache bytes', | |
| 'groups': groups | |
| }, | |
| { | |
| 'name': NAME_PREFIX + 'wiredTiger_cache_transaction checkpoint most recent time', | |
| 'call_back': get_value, | |
| 'time_max': time_max, | |
| 'value_type': 'float', | |
| 'units': 'ms', | |
| 'slope': 'both', | |
| 'format': '%f', | |
| 'description': 'WT Checkpoint create time', | |
| 'groups': groups | |
| }, | |
| { | |
| 'name': NAME_PREFIX + 'metrics_document_updated', | |
| 'call_back': get_rate, | |
| 'time_max': time_max, | |
| 'value_type': 'float', | |
| 'units': 'docs/s', | |
| 'slope': 'both', | |
| 'format': '%f', | |
| 'description': 'Document update rate', | |
| 'groups': groups | |
| }, | |
| { | |
| 'name': NAME_PREFIX + 'metrics_document_inserted', | |
| 'call_back': get_rate, | |
| 'time_max': time_max, | |
| 'value_type': 'float', | |
| 'units': 'docs/s', | |
| 'slope': 'both', | |
| 'format': '%f', | |
| 'description': 'Document insert rate', | |
| 'groups': groups | |
| }, | |
| { | |
| 'name': NAME_PREFIX + 'metrics_document_deleted', | |
| 'call_back': get_rate, | |
| 'time_max': time_max, | |
| 'value_type': 'uint', | |
| 'units': 'docs/s', | |
| 'slope': 'both', | |
| 'format': '%f', | |
| 'description': 'Document deleted rate', | |
| 'groups': groups | |
| }, | |
| { | |
| 'name': NAME_PREFIX + 'metrics_document_returned', | |
| 'call_back': get_rate, | |
| 'time_max': time_max, | |
| 'value_type': 'float', | |
| 'units': 'docs/s', | |
| 'slope': 'both', | |
| 'format': '%f', | |
| 'description': 'Document returned rate', | |
| 'groups': groups | |
| }, | |
| { | |
| 'name': NAME_PREFIX + 'metrics_getLastError_wtime_num', | |
| 'call_back': get_rate, | |
| 'time_max': time_max, | |
| 'value_type': 'float', | |
| 'units': 'docs/s', | |
| 'slope': 'both', | |
| 'format': '%f', | |
| 'description': 'getLastError rate', | |
| 'groups': groups | |
| }, | |
| { | |
| 'name': NAME_PREFIX + 'metrics_getLastError_wtime_totalMillis', | |
| 'call_back': get_rate, | |
| 'time_max': time_max, | |
| 'value_type': 'float', | |
| 'units': 'ms/s', | |
| 'slope': 'both', | |
| 'format': '%f', | |
| 'description': 'getLastError time rate', | |
| 'groups': groups | |
| }, | |
| { | |
| 'name': NAME_PREFIX + 'metrics_getLastError_wtimeouts', | |
| 'call_back': get_rate, | |
| 'time_max': time_max, | |
| 'value_type': 'float', | |
| 'units': 'timeouts/s', | |
| 'slope': 'both', | |
| 'format': '%f', | |
| 'description': 'getLastError timeout rate', | |
| 'groups': groups | |
| }, | |
| { | |
| 'name': NAME_PREFIX + 'metrics_operation_scanAndOrder', | |
| 'call_back': get_rate, | |
| 'time_max': time_max, | |
| 'value_type': 'float', | |
| 'units': 'operations/s', | |
| 'slope': 'both', | |
| 'format': '%f', | |
| 'description': 'Scan and Order rate', | |
| 'groups': groups | |
| }, | |
| { | |
| 'name': NAME_PREFIX + 'metrics_operation_writeConflicts', | |
| 'call_back': get_rate, | |
| 'time_max': time_max, | |
| 'value_type': 'float', | |
| 'units': 'operations/s', | |
| 'slope': 'both', | |
| 'format': '%f', | |
| 'description': 'Write Conflict rate', | |
| 'groups': groups | |
| }, | |
| { | |
| 'name': NAME_PREFIX + 'metrics_queryExecutor_scanned', | |
| 'call_back': get_rate, | |
| 'time_max': time_max, | |
| 'value_type': 'float', | |
| 'units': 'operations/s', | |
| 'slope': 'both', | |
| 'format': '%f', | |
| 'description': 'Scan rate', | |
| 'groups': groups | |
| }, | |
| { | |
| 'name': NAME_PREFIX + 'metrics_queryExecutor_scannedObjects', | |
| 'call_back': get_rate, | |
| 'time_max': time_max, | |
| 'value_type': 'float', | |
| 'units': 'objects/s', | |
| 'slope': 'both', | |
| 'format': '%f', | |
| 'description': 'Scaned Objects rate', | |
| 'groups': groups | |
| }, | |
| { | |
| 'name': NAME_PREFIX + 'metrics_repl_buffer_count', | |
| 'call_back': get_rate, | |
| 'time_max': time_max, | |
| 'value_type': 'float', | |
| 'units': 'objects/s', | |
| 'slope': 'both', | |
| 'format': '%f', | |
| 'description': 'Replication Buffer Count ', | |
| 'groups': groups | |
| }, | |
| { | |
| 'name': NAME_PREFIX + 'metrics_repl_oplog_insert_num', | |
| 'call_back': get_rate, | |
| 'time_max': time_max, | |
| 'value_type': 'float', | |
| 'units': 'objects/s', | |
| 'slope': 'both', | |
| 'format': '%f', | |
| 'description': 'Oplog insertion rate ', | |
| 'groups': groups | |
| }, | |
| { | |
| 'name': NAME_PREFIX + 'metrics_repl_oplog_insert_totalMillis', | |
| 'call_back': get_rate, | |
| 'time_max': time_max, | |
| 'value_type': 'float', | |
| 'units': 'ms/s', | |
| 'slope': 'both', | |
| 'format': '%f', | |
| 'description': 'Insertion time ', | |
| 'groups': groups | |
| }, | |
| { | |
| 'name': NAME_PREFIX + 'metrics_cursor_timedOut', | |
| 'call_back': get_rate, | |
| 'time_max': time_max, | |
| 'value_type': 'float', | |
| 'units': 'timeouts/s', | |
| 'slope': 'both', | |
| 'format': '%f', | |
| 'description': 'Timedout rate ', | |
| 'groups': groups | |
| }, | |
| { | |
| 'name': NAME_PREFIX + 'nodes_root_doc_size', | |
| 'call_back': get_nodes_root_doc_size, | |
| 'time_max': time_max, | |
| 'value_type': 'long', | |
| 'units': 'bytes', | |
| 'slope': 'both', | |
| 'format': '%d', | |
| 'description': 'Node collection root doc size', | |
| 'groups': groups | |
| }, | |
| { | |
| 'name': NAME_PREFIX + 'mem_virtual', | |
| 'call_back': get_value, | |
| 'time_max': time_max, | |
| 'value_type': 'uint', | |
| 'units': 'MB', | |
| 'slope': 'both', | |
| 'format': '%u', | |
| 'description': 'Process Virtual Size', | |
| 'groups': groups | |
| }, | |
| { | |
| 'name': NAME_PREFIX + 'mem_resident', | |
| 'call_back': get_value, | |
| 'time_max': time_max, | |
| 'value_type': 'uint', | |
| 'units': 'MB', | |
| 'slope': 'both', | |
| 'format': '%u', | |
| 'description': 'Process Resident Size', | |
| 'groups': groups | |
| }, | |
| { | |
| 'name': NAME_PREFIX + 'globalLock_currentQueue_total', | |
| 'call_back': get_value, | |
| 'time_max': time_max, | |
| 'value_type': 'uint', | |
| 'units': 'Operations', | |
| 'slope': 'both', | |
| 'format': '%u', | |
| 'description': 'Total Operations Waiting for Lock', | |
| 'groups': groups | |
| }, | |
| { | |
| 'name': NAME_PREFIX + 'connections_current', | |
| 'call_back': get_value, | |
| 'time_max': time_max, | |
| 'value_type': 'uint', | |
| 'units': 'Connections', | |
| 'slope': 'both', | |
| 'format': '%u', | |
| 'description': 'Open Connections', | |
| 'groups': groups | |
| }, | |
| { | |
| 'name': NAME_PREFIX + 'connections_current_ratio', | |
| 'call_back': get_connections_current_ratio, | |
| 'time_max': time_max, | |
| 'value_type': 'float', | |
| 'units': '%', | |
| 'slope': 'both', | |
| 'format': '%f', | |
| 'description': 'Percentage of Connections Used', | |
| 'groups': groups | |
| }, | |
| { | |
| 'name': NAME_PREFIX + 'slave_delay', | |
| 'call_back': get_slave_delay, | |
| 'time_max': time_max, | |
| 'value_type': 'uint', | |
| 'units': 'Seconds', | |
| 'slope': 'both', | |
| 'format': '%u', | |
| 'description': 'Replica Set Slave Delay', | |
| 'groups': groups | |
| }, | |
| { | |
| 'name': NAME_PREFIX + 'asserts_total', | |
| 'call_back': get_asserts_total_rate, | |
| 'time_max': time_max, | |
| 'value_type': 'float', | |
| 'units': 'Asserts/Sec', | |
| 'slope': 'both', | |
| 'format': '%f', | |
| 'description': 'Asserts', | |
| 'groups': groups | |
| }, | |
| ]; | |
| else: | |
| descriptors = [ | |
| { | |
| 'name': NAME_PREFIX + 'opcounters_insert', | |
| 'call_back': get_opcounter_rate, | |
| 'time_max': time_max, | |
| 'value_type': 'float', | |
| 'units': 'Inserts/Sec', | |
| 'slope': 'both', | |
| 'format': '%f', | |
| 'description': 'Inserts', | |
| 'groups': groups | |
| }, | |
| { | |
| 'name': NAME_PREFIX + 'opcounters_query', | |
| 'call_back': get_opcounter_rate, | |
| 'time_max': time_max, | |
| 'value_type': 'float', | |
| 'units': 'Queries/Sec', | |
| 'slope': 'both', | |
| 'format': '%f', | |
| 'description': 'Queries', | |
| 'groups': groups | |
| }, | |
| { | |
| 'name': NAME_PREFIX + 'opcounters_update', | |
| 'call_back': get_opcounter_rate, | |
| 'time_max': time_max, | |
| 'value_type': 'float', | |
| 'units': 'Updates/Sec', | |
| 'slope': 'both', | |
| 'format': '%f', | |
| 'description': 'Updates', | |
| 'groups': groups | |
| }, | |
| { | |
| 'name': NAME_PREFIX + 'opcounters_delete', | |
| 'call_back': get_opcounter_rate, | |
| 'time_max': time_max, | |
| 'value_type': 'float', | |
| 'units': 'Deletes/Sec', | |
| 'slope': 'both', | |
| 'format': '%f', | |
| 'description': 'Deletes', | |
| 'groups': groups | |
| }, | |
| { | |
| 'name': NAME_PREFIX + 'opcounters_getmore', | |
| 'call_back': get_opcounter_rate, | |
| 'time_max': time_max, | |
| 'value_type': 'float', | |
| 'units': 'Getmores/Sec', | |
| 'slope': 'both', | |
| 'format': '%f', | |
| 'description': 'Getmores', | |
| 'groups': groups | |
| }, | |
| { | |
| 'name': NAME_PREFIX + 'opcounters_command', | |
| 'call_back': get_opcounter_rate, | |
| 'time_max': time_max, | |
| 'value_type': 'float', | |
| 'units': 'Commands/Sec', | |
| 'slope': 'both', | |
| 'format': '%f', | |
| 'description': 'Commands', | |
| 'groups': groups | |
| }, | |
| { | |
| 'name': NAME_PREFIX + 'backgroundFlushing_flushes', | |
| 'call_back': get_rate, | |
| 'time_max': time_max, | |
| 'value_type': 'float', | |
| 'units': 'Flushes/Sec', | |
| 'slope': 'both', | |
| 'format': '%f', | |
| 'description': 'Flushes', | |
| 'groups': groups | |
| }, | |
| { | |
| 'name': NAME_PREFIX + 'mem_mapped', | |
| 'call_back': get_value, | |
| 'time_max': time_max, | |
| 'value_type': 'uint', | |
| 'units': 'MB', | |
| 'slope': 'both', | |
| 'format': '%u', | |
| 'description': 'Memory-mapped Data', | |
| 'groups': groups | |
| }, | |
| { | |
| 'name': NAME_PREFIX + 'mem_virtual', | |
| 'call_back': get_value, | |
| 'time_max': time_max, | |
| 'value_type': 'uint', | |
| 'units': 'MB', | |
| 'slope': 'both', | |
| 'format': '%u', | |
| 'description': 'Process Virtual Size', | |
| 'groups': groups | |
| }, | |
| { | |
| 'name': NAME_PREFIX + 'mem_resident', | |
| 'call_back': get_value, | |
| 'time_max': time_max, | |
| 'value_type': 'uint', | |
| 'units': 'MB', | |
| 'slope': 'both', | |
| 'format': '%u', | |
| 'description': 'Process Resident Size', | |
| 'groups': groups | |
| }, | |
| { | |
| 'name': NAME_PREFIX + 'extra_info_page_faults', | |
| 'call_back': get_rate, | |
| 'time_max': time_max, | |
| 'value_type': 'float', | |
| 'units': 'Faults/Sec', | |
| 'slope': 'both', | |
| 'format': '%f', | |
| 'description': 'Page Faults', | |
| 'groups': groups | |
| }, | |
| { | |
| 'name': NAME_PREFIX + 'globalLock_ratio', | |
| 'call_back': get_globalLock_ratio, | |
| 'time_max': time_max, | |
| 'value_type': 'float', | |
| 'units': '%', | |
| 'slope': 'both', | |
| 'format': '%f', | |
| 'description': 'Global Write Lock Ratio', | |
| 'groups': groups | |
| }, | |
| { | |
| 'name': NAME_PREFIX + 'indexCounters_btree_miss_ratio', | |
| 'call_back': get_indexCounters_btree_miss_ratio, | |
| 'time_max': time_max, | |
| 'value_type': 'float', | |
| 'units': '%', | |
| 'slope': 'both', | |
| 'format': '%f', | |
| 'description': 'BTree Page Miss Ratio', | |
| 'groups': groups | |
| }, | |
| { | |
| 'name': NAME_PREFIX + 'globalLock_currentQueue_total', | |
| 'call_back': get_value, | |
| 'time_max': time_max, | |
| 'value_type': 'uint', | |
| 'units': 'Operations', | |
| 'slope': 'both', | |
| 'format': '%u', | |
| 'description': 'Total Operations Waiting for Lock', | |
| 'groups': groups | |
| }, | |
| { | |
| 'name': NAME_PREFIX + 'globalLock_currentQueue_readers', | |
| 'call_back': get_value, | |
| 'time_max': time_max, | |
| 'value_type': 'uint', | |
| 'units': 'Operations', | |
| 'slope': 'both', | |
| 'format': '%u', | |
| 'description': 'Readers Waiting for Lock', | |
| 'groups': groups | |
| }, | |
| { | |
| 'name': NAME_PREFIX + 'globalLock_currentQueue_writers', | |
| 'call_back': get_value, | |
| 'time_max': time_max, | |
| 'value_type': 'uint', | |
| 'units': 'Operations', | |
| 'slope': 'both', | |
| 'format': '%u', | |
| 'description': 'Writers Waiting for Lock', | |
| 'groups': groups | |
| }, | |
| { | |
| 'name': NAME_PREFIX + 'globalLock_activeClients_total', | |
| 'call_back': get_value, | |
| 'time_max': time_max, | |
| 'value_type': 'uint', | |
| 'units': 'Clients', | |
| 'slope': 'both', | |
| 'format': '%u', | |
| 'description': 'Total Active Clients', | |
| 'groups': groups | |
| }, | |
| { | |
| 'name': NAME_PREFIX + 'globalLock_activeClients_readers', | |
| 'call_back': get_value, | |
| 'time_max': time_max, | |
| 'value_type': 'uint', | |
| 'units': 'Clients', | |
| 'slope': 'both', | |
| 'format': '%u', | |
| 'description': 'Active Readers', | |
| 'groups': groups | |
| }, | |
| { | |
| 'name': NAME_PREFIX + 'globalLock_activeClients_writers', | |
| 'call_back': get_value, | |
| 'time_max': time_max, | |
| 'value_type': 'uint', | |
| 'units': 'Clients', | |
| 'slope': 'both', | |
| 'format': '%u', | |
| 'description': 'Active Writers', | |
| 'groups': groups | |
| }, | |
| { | |
| 'name': NAME_PREFIX + 'connections_current', | |
| 'call_back': get_value, | |
| 'time_max': time_max, | |
| 'value_type': 'uint', | |
| 'units': 'Connections', | |
| 'slope': 'both', | |
| 'format': '%u', | |
| 'description': 'Open Connections', | |
| 'groups': groups | |
| }, | |
| { | |
| 'name': NAME_PREFIX + 'connections_current_ratio', | |
| 'call_back': get_connections_current_ratio, | |
| 'time_max': time_max, | |
| 'value_type': 'float', | |
| 'units': '%', | |
| 'slope': 'both', | |
| 'format': '%f', | |
| 'description': 'Percentage of Connections Used', | |
| 'groups': groups | |
| }, | |
| { | |
| 'name': NAME_PREFIX + 'slave_delay', | |
| 'call_back': get_slave_delay, | |
| 'time_max': time_max, | |
| 'value_type': 'uint', | |
| 'units': 'Seconds', | |
| 'slope': 'both', | |
| 'format': '%u', | |
| 'description': 'Replica Set Slave Delay', | |
| 'groups': groups | |
| }, | |
| { | |
| 'name': NAME_PREFIX + 'asserts_total', | |
| 'call_back': get_asserts_total_rate, | |
| 'time_max': time_max, | |
| 'value_type': 'float', | |
| 'units': 'Asserts/Sec', | |
| 'slope': 'both', | |
| 'format': '%f', | |
| 'description': 'Asserts', | |
| 'groups': groups | |
| }, | |
| { | |
| 'name': NAME_PREFIX + 'nodes_root_doc_size', | |
| 'call_back': get_nodes_root_doc_size, | |
| 'time_max': time_max, | |
| 'value_type': 'long', | |
| 'units': 'bytes', | |
| 'slope': 'both', | |
| 'format': '%d', | |
| 'description': 'Node collection root doc size', | |
| 'groups': groups | |
| } | |
| ]; | |
| return descriptors | |
| def metric_cleanup(): | |
| """Cleanup""" | |
| pass | |
| # the following code is for debugging and testing | |
| if __name__ == '__main__': | |
| descriptors = metric_init(PARAMS) | |
| while True: | |
| for d in descriptors: | |
| print (('%s = %s') % (d['name'], d['format'])) % (d['call_back'](d['name'])) | |
| print '' | |
| time.sleep(METRICS_CACHE_TTL) | |
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