MongoDB Fieldsedit

Metrics collected from MongoDB servers.

mongodb Fieldsedit

MongoDB metrics.

status Fieldsedit

MongoDB server status metrics.

mongodb.status.versionedit

type: keyword

Instance version.

mongodb.status.uptime.msedit

type: long

Instance uptime in milliseconds.

mongodb.status.local_timeedit

type: date

Local time as reported by the MongoDB instance.

mongodb.status.asserts.regularedit

type: long

Number of regular assertions produced by the server.

mongodb.status.asserts.warningedit

type: long

Number of warning assertions produced by the server.

mongodb.status.asserts.msgedit

type: long

Number of msg assertions produced by the server.

mongodb.status.asserts.useredit

type: long

Number of user assertions produced by the server.

mongodb.status.asserts.rolloversedit

type: long

Number of rollovers assertions produced by the server.

background_flushing Fieldsedit

Data about the process MongoDB uses to write data to disk. This data is only available for instances that use the MMAPv1 storage engine.

mongodb.status.background_flushing.flushesedit

type: long

A counter that collects the number of times the database has flushed all writes to disk.

mongodb.status.background_flushing.total.msedit

type: long

The total number of milliseconds (ms) that the mongod processes have spent writing (i.e. flushing) data to disk. Because this is an absolute value, consider the value of flushes and average_ms to provide better context for this datum.

mongodb.status.background_flushing.average.msedit

type: long

The average time spent flushing to disk per flush event.

mongodb.status.background_flushing.last.msedit

type: long

The amount of time, in milliseconds, that the last flush operation took to complete.

mongodb.status.background_flushing.last_finishededit

type: date

A timestamp of the last completed flush operation.

connections Fieldsedit

Data regarding the current status of incoming connections and availability of the database server.

mongodb.status.connections.currentedit

type: long

The number of connections to the database server from clients. This number includes the current shell session. Consider the value of available to add more context to this datum.

mongodb.status.connections.availableedit

type: long

The number of unused available incoming connections the database can provide.

mongodb.status.connections.total_creatededit

type: long

A count of all incoming connections created to the server. This number includes connections that have since closed.

journaling Fieldsedit

Data about the journaling-related operations and performance. Journaling information only appears for mongod instances that use the MMAPv1 storage engine and have journaling enabled.

mongodb.status.journaling.commitsedit

type: long

The number of transactions written to the journal during the last journal group commit interval.

mongodb.status.journaling.journaled.mbedit

type: long

The amount of data in megabytes (MB) written to journal during the last journal group commit interval.

mongodb.status.journaling.write_to_data_files.mbedit

type: long

The amount of data in megabytes (MB) written from journal to the data files during the last journal group commit interval.

mongodb.status.journaling.compressionedit

type: long

The compression ratio of the data written to the journal.

mongodb.status.journaling.commits_in_write_lockedit

type: long

Count of the commits that occurred while a write lock was held. Commits in a write lock indicate a MongoDB node under a heavy write load and call for further diagnosis.

mongodb.status.journaling.early_commitsedit

type: long

The number of times MongoDB requested a commit before the scheduled journal group commit interval.

times Fieldsedit

Information about the performance of the mongod instance during the various phases of journaling in the last journal group commit interval.

mongodb.status.journaling.times.dt.msedit

type: long

The amount of time over which MongoDB collected the times data. Use this field to provide context to the other times field values.

mongodb.status.journaling.times.prep_log_buffer.msedit

type: long

The amount of time spent preparing to write to the journal. Smaller values indicate better journal performance.

mongodb.status.journaling.times.write_to_journal.msedit

type: long

The amount of time spent actually writing to the journal. File system speeds and device interfaces can affect performance.

mongodb.status.journaling.times.write_to_data_files.msedit

type: long

The amount of time spent writing to data files after journaling. File system speeds and device interfaces can affect performance.

mongodb.status.journaling.times.remap_private_view.msedit

type: long

The amount of time spent remapping copy-on-write memory mapped views. Smaller values indicate better journal performance.

mongodb.status.journaling.times.commits.msedit

type: long

The amount of time spent for commits.

mongodb.status.journaling.times.commits_in_write_lock.msedit

type: long

The amount of time spent for commits that occurred while a write lock was held.

extra_info Fieldsedit

Platform specific data.

mongodb.status.extra_info.heap_usage.bytesedit

type: long

format: bytes

The total size in bytes of heap space used by the database process. Only available on Unix/Linux.

mongodb.status.extra_info.page_faultsedit

type: long

The total number of page faults that require disk operations. Page faults refer to operations that require the database server to access data that isn’t available in active memory.

network Fieldsedit

Platform specific data.

mongodb.status.network.in.bytesedit

type: long

format: bytes

The amount of network traffic, in bytes, received by this database.

mongodb.status.network.out.bytesedit

type: long

format: bytes

The amount of network traffic, in bytes, sent from this database.

mongodb.status.network.requestsedit

type: long

The total number of requests received by the server.

opcounters Fieldsedit

An overview of database operations by type.

mongodb.status.opcounters.insertedit

type: long

The total number of insert operations received since the mongod instance last started.

mongodb.status.opcounters.queryedit

type: long

The total number of queries received since the mongod instance last started.

mongodb.status.opcounters.updateedit

type: long

The total number of update operations received since the mongod instance last started.

mongodb.status.opcounters.deleteedit

type: long

The total number of delete operations received since the mongod instance last started.

mongodb.status.opcounters.getmoreedit

type: long

The total number of getmore operations received since the mongod instance last started.

mongodb.status.opcounters.commandedit

type: long

The total number of commands issued to the database since the mongod instance last started.

opcounters_replicated Fieldsedit

An overview of database replication operations by type.

mongodb.status.opcounters_replicated.insertedit

type: long

The total number of replicated insert operations received since the mongod instance last started.

mongodb.status.opcounters_replicated.queryedit

type: long

The total number of replicated queries received since the mongod instance last started.

mongodb.status.opcounters_replicated.updateedit

type: long

The total number of replicated update operations received since the mongod instance last started.

mongodb.status.opcounters_replicated.deleteedit

type: long

The total number of replicated delete operations received since the mongod instance last started.

mongodb.status.opcounters_replicated.getmoreedit

type: long

The total number of replicated getmore operations received since the mongod instance last started.

mongodb.status.opcounters_replicated.commandedit

type: long

The total number of replicated commands issued to the database since the mongod instance last started.

memory Fieldsedit

Data about the current memory usage of the mongod server.

mongodb.status.memory.bitsedit

type: long

Either 64 or 32, depending on which target architecture was specified during the mongod compilation process.

mongodb.status.memory.resident.mbedit

type: long

The amount of RAM, in megabytes (MB), currently used by the database process.

mongodb.status.memory.virtual.mbedit

type: long

The amount, in megabytes (MB), of virtual memory used by the mongod process.

mongodb.status.memory.mapped.mbedit

type: long

The amount of mapped memory, in megabytes (MB), used by the database. Because MongoDB uses memory-mapped files, this value is likely to be to be roughly equivalent to the total size of your database or databases.

mongodb.status.memory.mapped_with_journal.mbedit

type: long

The amount of mapped memory, in megabytes (MB), including the memory used for journaling.

mongodb.status.write_backs_queuededit

type: boolean

True when there are operations from a mongos instance queued for retrying.

mongodb.status.storage_engine.nameedit

type: keyword

A string that represents the name of the current storage engine.

wired_tiger Fieldsedit

Statistics about the WiredTiger storage engine.

concurrent_transactions Fieldsedit

Statistics about the transactions currently in progress.

mongodb.status.wired_tiger.concurrent_transactions.write.outedit

type: long

Number of concurrent write transaction in progress.

mongodb.status.wired_tiger.concurrent_transactions.write.availableedit

type: long

Number of concurrent write tickets available.

mongodb.status.wired_tiger.concurrent_transactions.write.total_ticketsedit

type: long

Number of total write tickets.

mongodb.status.wired_tiger.concurrent_transactions.read.outedit

type: long

Number of concurrent read transaction in progress.

mongodb.status.wired_tiger.concurrent_transactions.read.availableedit

type: long

Number of concurrent read tickets available.

mongodb.status.wired_tiger.concurrent_transactions.read.total_ticketsedit

type: long

Number of total read tickets.

cache Fieldsedit

Statistics about the cache and page evictions from the cache.

mongodb.status.wired_tiger.cache.maximum.bytesedit

type: long

format: bytes

Maximum cache size.

mongodb.status.wired_tiger.cache.used.bytesedit

type: long

format: bytes

Size in byte of the data currently in cache.

mongodb.status.wired_tiger.cache.dirty.bytesedit

type: long

format: bytes

Size in bytes of the dirty data in the cache.

mongodb.status.wired_tiger.cache.pages.readedit

type: long

Number of pages read into the cache.

mongodb.status.wired_tiger.cache.pages.writeedit

type: long

Number of pages written from the cache.

mongodb.status.wired_tiger.cache.pages.evictededit

type: long

Number of pages evicted from the cache.

log Fieldsedit

Statistics about the write ahead log used by WiredTiger.

mongodb.status.wired_tiger.log.size.bytesedit

type: long

format: bytes

Total log size in bytes.

mongodb.status.wired_tiger.log.write.bytesedit

type: long

format: bytes

Number of bytes written into the log.

mongodb.status.wired_tiger.log.max_file_size.bytesedit

type: long

format: bytes

Maximum file size.

mongodb.status.wired_tiger.log.flushesedit

type: long

Number of flush operations.

mongodb.status.wired_tiger.log.writesedit

type: long

Number of write operations.

mongodb.status.wired_tiger.log.scansedit

type: long

Number of scan operations.

mongodb.status.wired_tiger.log.syncsedit

type: long

Number of sync operations.