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Elastic Docs ›Metricbeat Reference [7.4] ›Exported fields

MySQL fields

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MySQL fields

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MySQL server status metrics collected from MySQL.

mysql

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mysql contains the metrics that were obtained from MySQL query.

galera_status

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galera_status contains the metrics that were obtained by the status SQL query on Galera.

apply

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Apply status fields.

mysql.galera_status.apply.oooe

How often applier started write-set applying out-of-order (parallelization efficiency).

type: double

mysql.galera_status.apply.oool

How often write-set was so slow to apply that write-set with higher seqno’s were applied earlier. Values closer to 0 refer to a greater gap between slow and fast write-sets.

type: double

mysql.galera_status.apply.window

Average distance between highest and lowest concurrently applied seqno.

type: double

cert

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Certification status fields.

mysql.galera_status.cert.deps_distance

Average distance between highest and lowest seqno value that can be possibly applied in parallel (potential degree of parallelization).

type: double

mysql.galera_status.cert.index_size

The number of entries in the certification index.

type: long

mysql.galera_status.cert.interval

Average number of transactions received while a transaction replicates.

type: double

cluster

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Cluster status fields.

mysql.galera_status.cluster.conf_id

Total number of cluster membership changes happened.

type: long

mysql.galera_status.cluster.size

Current number of members in the cluster.

type: long

mysql.galera_status.cluster.status

Status of this cluster component. That is, whether the node is part of a PRIMARY or NON_PRIMARY component.

type: keyword

commit

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Commit status fields.

mysql.galera_status.commit.oooe

How often a transaction was committed out of order.

type: double

mysql.galera_status.commit.window

Average distance between highest and lowest concurrently committed seqno.

type: long

mysql.galera_status.connected

If the value is OFF, the node has not yet connected to any of the cluster components. This may be due to misconfiguration. Check the error log for proper diagnostics.

type: keyword

evs

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Evs Fields.

mysql.galera_status.evs.evict

Lists the UUID’s of all nodes evicted from the cluster. Evicted nodes cannot rejoin the cluster until you restart their mysqld processes.

type: keyword

mysql.galera_status.evs.state

Shows the internal state of the EVS Protocol.

type: keyword

flow_ctl

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Flow Control fields.

mysql.galera_status.flow_ctl.paused

The fraction of time since the last FLUSH STATUS command that replication was paused due to flow control. In other words, how much the slave lag is slowing down the cluster.

type: double

mysql.galera_status.flow_ctl.paused_ns

The total time spent in a paused state measured in nanoseconds.

type: long

mysql.galera_status.flow_ctl.recv

Returns the number of FC_PAUSE events the node has received, including those the node has sent. Unlike most status variables, the counter for this one does not reset every time you run the query.

type: long

mysql.galera_status.flow_ctl.sent

Returns the number of FC_PAUSE events the node has sent. Unlike most status variables, the counter for this one does not reset every time you run the query.

type: long

mysql.galera_status.last_committed

The sequence number, or seqno, of the last committed transaction.

type: long

local

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Node specific Cluster status fields.

mysql.galera_status.local.bf_aborts

Total number of local transactions that were aborted by slave transactions while in execution.

type: long

mysql.galera_status.local.cert_failures

Total number of local transactions that failed certification test.

type: long

mysql.galera_status.local.commits

Total number of local transactions committed.

type: long

recv

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Node specific recv fields.

mysql.galera_status.local.recv.queue

Current (instantaneous) length of the recv queue.

type: long

mysql.galera_status.local.recv.queue_avg

Recv queue length averaged over interval since the last FLUSH STATUS command. Values considerably larger than 0.0 mean that the node cannot apply write-sets as fast as they are received and will generate a lot of replication throttling.

type: double

mysql.galera_status.local.recv.queue_max

The maximum length of the recv queue since the last FLUSH STATUS command.

type: long

mysql.galera_status.local.recv.queue_min

The minimum length of the recv queue since the last FLUSH STATUS command.

type: long

mysql.galera_status.local.replays

Total number of transaction replays due to asymmetric lock granularity.

type: long

send

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Node specific sent fields.

mysql.galera_status.local.send.queue

Current (instantaneous) length of the send queue.

type: long

mysql.galera_status.local.send.queue_avg

Send queue length averaged over time since the last FLUSH STATUS command. Values considerably larger than 0.0 indicate replication throttling or network throughput issue.

type: double

mysql.galera_status.local.send.queue_max

The maximum length of the send queue since the last FLUSH STATUS command.

type: long

mysql.galera_status.local.send.queue_min

The minimum length of the send queue since the last FLUSH STATUS command.

type: long

mysql.galera_status.local.state

Internal Galera Cluster FSM state number.

type: keyword

mysql.galera_status.ready

Whether the server is ready to accept queries.

type: keyword

received

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Write-Set receive status fields.

mysql.galera_status.received.count

Total number of write-sets received from other nodes.

type: long

mysql.galera_status.received.bytes

Total size of write-sets received from other nodes.

type: long

repl

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Replication status fields.

mysql.galera_status.repl.data_bytes

Total size of data replicated.

type: long

mysql.galera_status.repl.keys

Total number of keys replicated.

type: long

mysql.galera_status.repl.keys_bytes

Total size of keys replicated.

type: long

mysql.galera_status.repl.other_bytes

Total size of other bits replicated.

type: long

mysql.galera_status.repl.count

Total number of write-sets replicated (sent to other nodes).

type: long

mysql.galera_status.repl.bytes

Total size of write-sets replicated.

type: long

status

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status contains the metrics that were obtained by the status SQL query.

aborted

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Aborted status fields.

mysql.status.aborted.clients

The number of connections that were aborted because the client died without closing the connection properly.

type: long

mysql.status.aborted.connects

The number of failed attempts to connect to the MySQL server.

type: long

binlog

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mysql.status.binlog.cache.disk_use

type: long

mysql.status.binlog.cache.use

type: long

bytes

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Bytes stats.

mysql.status.bytes.received

The number of bytes received from all clients.

type: long

format: bytes

mysql.status.bytes.sent

The number of bytes sent to all clients.

type: long

format: bytes

threads

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Threads stats.

mysql.status.threads.cached

The number of cached threads.

type: long

mysql.status.threads.created

The number of created threads.

type: long

mysql.status.threads.connected

The number of connected threads.

type: long

mysql.status.threads.running

The number of running threads.

type: long

mysql.status.connections

type: long

created

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mysql.status.created.tmp.disk_tables

type: long

mysql.status.created.tmp.files

type: long

mysql.status.created.tmp.tables

type: long

delayed

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mysql.status.delayed.errors

type: long

mysql.status.delayed.insert_threads

type: long

mysql.status.delayed.writes

type: long

mysql.status.flush_commands

type: long

mysql.status.max_used_connections

type: long

open

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mysql.status.open.files

type: long

mysql.status.open.streams

type: long

mysql.status.open.tables

type: long

mysql.status.opened_tables

type: long

command

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mysql.status.command.delete

The number of DELETE queries since startup.

type: long

mysql.status.command.insert

The number of INSERT queries since startup.

type: long

mysql.status.command.select

The number of SELECT queries since startup.

type: long

mysql.status.command.update

The number of UPDATE queries since startup.

type: long

mysql.status.queries

The number of statements executed by the server. This variable includes statements executed within stored programs, unlike the Questions variable. It does not count COM_PING or COM_STATISTICS commands.

type: long

mysql.status.questions

The number of statements executed by the server. This includes only statements sent to the server by clients and not statements executed within stored programs, unlike the Queries variable. This variable does not count COM_PING, COM_STATISTICS, COM_STMT_PREPARE, COM_STMT_CLOSE, or COM_STMT_RESET commands.

type: long

handler

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mysql.status.handler.commit

The number of internal COMMIT statements.

type: long

mysql.status.handler.delete

The number of times that rows have been deleted from tables.

type: long

mysql.status.handler.external_lock

The server increments this variable for each call to its external_lock() function, which generally occurs at the beginning and end of access to a table instance.

type: long

mysql.status.handler.mrr_init

The number of times the server uses a storage engine’s own Multi-Range Read implementation for table access.

type: long

mysql.status.handler.prepare

A counter for the prepare phase of two-phase commit operations.

type: long

read

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mysql.status.handler.read.first

The number of times the first entry in an index was read.

type: long

mysql.status.handler.read.key

The number of requests to read a row based on a key.

type: long

mysql.status.handler.read.last

The number of requests to read the last key in an index.

type: long

mysql.status.handler.read.next

The number of requests to read the next row in key order.

type: long

mysql.status.handler.read.prev

The number of requests to read the previous row in key order.

type: long

mysql.status.handler.read.rnd

The number of requests to read a row based on a fixed position.

type: long

mysql.status.handler.read.rnd_next

The number of requests to read the next row in the data file.

type: long

mysql.status.handler.rollback

The number of requests for a storage engine to perform a rollback operation.

type: long

mysql.status.handler.savepoint

The number of requests for a storage engine to place a savepoint.

type: long

mysql.status.handler.savepoint_rollback

The number of requests for a storage engine to roll back to a savepoint.

type: long

mysql.status.handler.update

The number of requests to update a row in a table.

type: long

mysql.status.handler.write

The number of requests to insert a row in a table.

type: long

innodb

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buffer_pool

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mysql.status.innodb.buffer_pool.dump_status

The progress of an operation to record the pages held in the InnoDB buffer pool, triggered by the setting of innodb_buffer_pool_dump_at_shutdown or innodb_buffer_pool_dump_now.

type: long

mysql.status.innodb.buffer_pool.load_status

The progress of an operation to warm up the InnoDB buffer pool by reading in a set of pages corresponding to an earlier point in time, triggered by the setting of innodb_buffer_pool_load_at_startup or innodb_buffer_pool_load_now.

type: long

bytes

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mysql.status.innodb.buffer_pool.bytes.data

The total number of bytes in the InnoDB buffer pool containing data.

type: long

mysql.status.innodb.buffer_pool.bytes.dirty

The total current number of bytes held in dirty pages in the InnoDB buffer pool.

type: long

pages

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mysql.status.innodb.buffer_pool.pages.data

he number of pages in the InnoDB buffer pool containing data.

type: long

mysql.status.innodb.buffer_pool.pages.dirty

The current number of dirty pages in the InnoDB buffer pool.

type: long

mysql.status.innodb.buffer_pool.pages.flushed

The number of requests to flush pages from the InnoDB buffer pool.

type: long

mysql.status.innodb.buffer_pool.pages.free

The number of free pages in the InnoDB buffer pool.

type: long

mysql.status.innodb.buffer_pool.pages.latched

The number of latched pages in the InnoDB buffer pool.

type: long

mysql.status.innodb.buffer_pool.pages.misc

The number of pages in the InnoDB buffer pool that are busy because they have been allocated for administrative overhead, such as row locks or the adaptive hash index.

type: long

mysql.status.innodb.buffer_pool.pages.total

The total size of the InnoDB buffer pool, in pages.

type: long

read

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mysql.status.innodb.buffer_pool.read.ahead

The number of pages read into the InnoDB buffer pool by the read-ahead background thread.

type: long

mysql.status.innodb.buffer_pool.read.ahead_evicted

The number of pages read into the InnoDB buffer pool by the read-ahead background thread that were subsequently evicted without having been accessed by queries.

type: long

mysql.status.innodb.buffer_pool.read.ahead_rnd

The number of "random" read-aheads initiated by InnoDB.

type: long

mysql.status.innodb.buffer_pool.read.requests

The number of logical read requests.

type: long

pool

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mysql.status.innodb.buffer_pool.pool.reads

The number of logical reads that InnoDB could not satisfy from the buffer pool, and had to read directly from disk.

type: long

mysql.status.innodb.buffer_pool.pool.resize_status

The status of an operation to resize the InnoDB buffer pool dynamically, triggered by setting the innodb_buffer_pool_size parameter dynamically.

type: long

mysql.status.innodb.buffer_pool.pool.wait_free

Normally, writes to the InnoDB buffer pool happen in the background. When InnoDB needs to read or create a page and no clean pages are available, InnoDB flushes some dirty pages first and waits for that operation to finish. This counter counts instances of these waits.

type: long

mysql.status.innodb.buffer_pool.write_requests

The number of writes done to the InnoDB buffer pool.

type: long

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