visus/examples/sqlactivity.yaml at main · cockroachlabs/visus · GitHub

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# Copyright 2024 The Cockroach Authors
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
# SPDX-License-Identifier: Apache-2.0

# Privileges: none beyond what "visus init" grants (VIEWACTIVITY).

name: sqlactivity
enabled: true
scope: node
frequency: 5
maxresults: 20
labels: [statement,application,database]
metrics:
  - name : exec_count
    kind : counter
    help : number of times the statement was executed.
  - name : net_bytes
    kind : gauge
    help : amount of data transferred over the network.
  - name : max_disk
    kind : gauge
    help : maximum data transferred from the disk.
  - name : run_lat
    kind : gauge
    help : average runtime.
  - name : rows_read
    kind : gauge
    help : average number of rows read from disk.
  - name : rows_avg
    kind : gauge
    help : average number of rows returned.
  - name : bytes_avg
    kind : gauge
    help : average number of bytes read from disk.
  - name : total_lat
    kind : gauge
    help : total runtime for the statement.
  - name : max_retries
    kind : gauge
    help : cumulative number of automatic retries.
  - name : max_mem
    kind : gauge
    help : maximum memory used by the statement.
  - name : cont_time
    kind : gauge
    help : number of times the statement was executed.
query:
    SELECT
      statement_id as statement,
      application_name as application,
      database_name as database,
      sum(count) AS exec_count,
      max(max_disk_usage_avg) AS max_disk,
      sum(network_bytes_avg * count::FLOAT8) / sum(count)::FLOAT8 AS net_bytes,
      sum(run_lat_avg * count::FLOAT8) / sum(count)::FLOAT8 AS run_lat,
      sum(rows_read_avg * count::FLOAT8) / sum(count)::FLOAT8 AS rows_read,
      sum(rows_avg * count::FLOAT8) / sum(count)::FLOAT8 AS rows_avg,
      sum(bytes_read_avg * count::FLOAT8) / sum(count)::FLOAT8 AS bytes_avg,
      sum(run_lat_avg * count::FLOAT8) AS total_lat,
      sum(max_retries) AS max_retries,
      max(max_mem_usage_avg) AS max_mem,
      sum(contention_time_avg * count::FLOAT8) / sum(count)::FLOAT8 AS cont_time
    FROM
      crdb_internal.node_statement_statistics
    WHERE
      application_name NOT LIKE '$ internal-%'
    GROUP BY
      statement_id, application_name, database_name
    ORDER BY
      total_lat DESC
    LIMIT
      $1;