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template_app_memcached.yaml « memcached « app « templates - github.com/zabbix/zabbix.git - Unnamed repository; edit this file 'description' to name the repository.
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zabbix_export:
  version: '5.4'
  date: '2021-05-09T00:00:00Z'
  groups:
    -
      name: Templates/Applications
  templates:
    -
      template: Memcached
      name: Memcached
      description: |
        Get Memcached metrics from plugin for the New Zabbix Agent (zabbix-agent2).
        
        You can discuss this template or leave feedback on our forum https://www.zabbix.com/forum/zabbix-suggestions-and-feedback/398623-discussion-thread-for-official-zabbix-template-memcached
        
        Template tooling version used: 0.38
      groups:
        -
          name: Templates/Applications
      items:
        -
          name: 'Memcached: Commands: FLUSH per second'
          type: DEPENDENT
          key: memcached.commands.flush.rate
          delay: '0'
          history: 7d
          value_type: FLOAT
          description: 'The flush_all command invalidates all items in the database. This operation incurs a performance penalty and shouldn’t take place in production, so check your debug scripts.'
          preprocessing:
            -
              type: JSONPATH
              parameters:
                - $.cmd_flush
            -
              type: CHANGE_PER_SECOND
              parameters:
                - ''
          master_item:
            key: 'memcached.stats["{$MEMCACHED.CONN.URI}"]'
          tags:
            -
              tag: Application
              value: Memcached
        -
          name: 'Memcached: Commands: GET per second'
          type: DEPENDENT
          key: memcached.commands.get.rate
          delay: '0'
          history: 7d
          value_type: FLOAT
          description: 'Number of GET requests received by server per second.'
          preprocessing:
            -
              type: JSONPATH
              parameters:
                - $.cmd_get
            -
              type: CHANGE_PER_SECOND
              parameters:
                - ''
          master_item:
            key: 'memcached.stats["{$MEMCACHED.CONN.URI}"]'
          tags:
            -
              tag: Application
              value: Memcached
        -
          name: 'Memcached: Commands: SET per second'
          type: DEPENDENT
          key: memcached.commands.set.rate
          delay: '0'
          history: 7d
          value_type: FLOAT
          description: 'Number of SET requests received by server per second.'
          preprocessing:
            -
              type: JSONPATH
              parameters:
                - $.cmd_set
            -
              type: CHANGE_PER_SECOND
              parameters:
                - ''
          master_item:
            key: 'memcached.stats["{$MEMCACHED.CONN.URI}"]'
          tags:
            -
              tag: Application
              value: Memcached
        -
          name: 'Memcached: Maximum number of bytes'
          type: DEPENDENT
          key: memcached.config.limit_maxbytes
          delay: '0'
          history: 7d
          units: B
          description: 'Maximum number of bytes allowed in cache. You can adjust this setting via a config file or the command line while starting your Memcached server.'
          preprocessing:
            -
              type: JSONPATH
              parameters:
                - $.limit_maxbytes
            -
              type: DISCARD_UNCHANGED_HEARTBEAT
              parameters:
                - 30m
          master_item:
            key: 'memcached.stats["{$MEMCACHED.CONN.URI}"]'
          tags:
            -
              tag: Application
              value: Memcached
        -
          name: 'Memcached: Open connections'
          type: DEPENDENT
          key: memcached.connections.current
          delay: '0'
          history: 7d
          description: 'The number of clients presently connected'
          preprocessing:
            -
              type: JSONPATH
              parameters:
                - $.curr_connections
          master_item:
            key: 'memcached.stats["{$MEMCACHED.CONN.URI}"]'
          tags:
            -
              tag: Application
              value: Memcached
        -
          name: 'Memcached: Max connections'
          type: DEPENDENT
          key: memcached.connections.max
          delay: '0'
          history: 7d
          description: 'Max number of concurrent connections'
          preprocessing:
            -
              type: JSONPATH
              parameters:
                - $.max_connections
            -
              type: DISCARD_UNCHANGED_HEARTBEAT
              parameters:
                - 30m
          master_item:
            key: 'memcached.stats["{$MEMCACHED.CONN.URI}"]'
          tags:
            -
              tag: Application
              value: Memcached
        -
          name: 'Memcached: Queued connections per second'
          type: DEPENDENT
          key: memcached.connections.queued.rate
          delay: '0'
          history: 7d
          value_type: FLOAT
          description: 'Number of times that memcached has hit its connections limit and disabled its listener'
          preprocessing:
            -
              type: JSONPATH
              parameters:
                - $.listen_disabled_num
            -
              type: CHANGE_PER_SECOND
              parameters:
                - ''
          master_item:
            key: 'memcached.stats["{$MEMCACHED.CONN.URI}"]'
          tags:
            -
              tag: Application
              value: Memcached
          triggers:
            -
              expression: 'min(/Memcached/memcached.connections.queued.rate,5m)>{$MEMCACHED.CONN.QUEUED.MAX.WARN}'
              name: 'Memcached: Too many queued connections (over {$MEMCACHED.CONN.QUEUED.MAX.WARN} in 5m)'
              priority: WARNING
              description: 'The max number of connections is reachedand and a new connection had to wait in the queue as a result.'
        -
          name: 'Memcached: New connections per second'
          type: DEPENDENT
          key: memcached.connections.rate
          delay: '0'
          history: 7d
          value_type: FLOAT
          description: 'Number of connections opened per second'
          preprocessing:
            -
              type: JSONPATH
              parameters:
                - $.total_connections
            -
              type: CHANGE_PER_SECOND
              parameters:
                - ''
          master_item:
            key: 'memcached.stats["{$MEMCACHED.CONN.URI}"]'
          tags:
            -
              tag: Application
              value: Memcached
        -
          name: 'Memcached: Connection structures'
          type: DEPENDENT
          key: memcached.connections.structures
          delay: '0'
          history: 7d
          description: 'Number of  connection structures allocated by the server'
          preprocessing:
            -
              type: JSONPATH
              parameters:
                - $.connection_structures
          master_item:
            key: 'memcached.stats["{$MEMCACHED.CONN.URI}"]'
          tags:
            -
              tag: Application
              value: Memcached
        -
          name: 'Memcached: Throttled connections'
          type: DEPENDENT
          key: memcached.connections.throttled.rate
          delay: '0'
          history: 7d
          value_type: FLOAT
          description: 'Number of times a client connection was throttled. When sending GETs in batch mode and the connection contains too many requests (limited by -R parameter) the connection might be throttled to prevent starvation.'
          preprocessing:
            -
              type: JSONPATH
              parameters:
                - $.conn_yields
            -
              type: CHANGE_PER_SECOND
              parameters:
                - ''
          master_item:
            key: 'memcached.stats["{$MEMCACHED.CONN.URI}"]'
          tags:
            -
              tag: Application
              value: Memcached
          triggers:
            -
              expression: 'min(/Memcached/memcached.connections.throttled.rate,5m)>{$MEMCACHED.CONN.THROTTLED.MAX.WARN}'
              name: 'Memcached: Too many throttled connections (over {$MEMCACHED.CONN.THROTTLED.MAX.WARN} in 5m)'
              priority: WARNING
              description: |
                Number of times a client connection was throttled is too high.
                When sending GETs in batch mode and the connection contains too many requests (limited by -R parameter) the connection might be throttled to prevent starvation.
        -
          name: 'Memcached: CPU sys'
          type: DEPENDENT
          key: memcached.cpu.sys
          delay: '0'
          history: 7d
          value_type: FLOAT
          units: s
          description: 'System CPU consumed by the Memcached server'
          preprocessing:
            -
              type: JSONPATH
              parameters:
                - $.rusage_system
          master_item:
            key: 'memcached.stats["{$MEMCACHED.CONN.URI}"]'
          tags:
            -
              tag: Application
              value: Memcached
          triggers:
            -
              expression: 'nodata(/Memcached/memcached.cpu.sys,30m)=1'
              name: 'Memcached: Failed to fetch info data (or no data for 30m)'
              priority: WARNING
              description: 'Zabbix has not received data for items for the last 30 minutes'
              manual_close: 'YES'
              dependencies:
                -
                  name: 'Memcached: Service is down'
                  expression: 'last(/Memcached/memcached.ping["{$MEMCACHED.CONN.URI}"])=0'
        -
          name: 'Memcached: CPU user'
          type: DEPENDENT
          key: memcached.cpu.user
          delay: '0'
          history: 7d
          value_type: FLOAT
          units: s
          description: 'User CPU consumed by the Memcached server'
          preprocessing:
            -
              type: JSONPATH
              parameters:
                - $.rusage_user
          master_item:
            key: 'memcached.stats["{$MEMCACHED.CONN.URI}"]'
          tags:
            -
              tag: Application
              value: Memcached
        -
          name: 'Memcached: Ping'
          key: 'memcached.ping["{$MEMCACHED.CONN.URI}"]'
          history: 7d
          valuemap:
            name: 'Service state'
          preprocessing:
            -
              type: DISCARD_UNCHANGED_HEARTBEAT
              parameters:
                - 10m
          tags:
            -
              tag: Application
              value: Memcached
          triggers:
            -
              expression: 'last(/Memcached/memcached.ping["{$MEMCACHED.CONN.URI}"])=0'
              name: 'Memcached: Service is down'
              priority: AVERAGE
              manual_close: 'YES'
        -
          name: 'Memcached: Process id'
          type: DEPENDENT
          key: memcached.process_id
          delay: '0'
          history: 7d
          description: 'PID of the server process'
          preprocessing:
            -
              type: JSONPATH
              parameters:
                - $.pid
            -
              type: DISCARD_UNCHANGED_HEARTBEAT
              parameters:
                - 1d
          master_item:
            key: 'memcached.stats["{$MEMCACHED.CONN.URI}"]'
          tags:
            -
              tag: Application
              value: Memcached
        -
          name: 'Memcached: Bytes used'
          type: DEPENDENT
          key: memcached.stats.bytes
          delay: '0'
          history: 7d
          value_type: FLOAT
          units: B
          description: 'Current number of bytes used to store items.'
          preprocessing:
            -
              type: JSONPATH
              parameters:
                - $.bytes
          master_item:
            key: 'memcached.stats["{$MEMCACHED.CONN.URI}"]'
          tags:
            -
              tag: Application
              value: Memcached
        -
          name: 'Memcached: Read bytes per second'
          type: DEPENDENT
          key: memcached.stats.bytes_read.rate
          delay: '0'
          history: 7d
          value_type: FLOAT
          units: Bps
          description: 'The network''s read rate per second in B/sec'
          preprocessing:
            -
              type: JSONPATH
              parameters:
                - $.bytes_read
            -
              type: CHANGE_PER_SECOND
              parameters:
                - ''
          master_item:
            key: 'memcached.stats["{$MEMCACHED.CONN.URI}"]'
          tags:
            -
              tag: Application
              value: Memcached
        -
          name: 'Memcached: Written bytes per second'
          type: DEPENDENT
          key: memcached.stats.bytes_written.rate
          delay: '0'
          history: 7d
          value_type: FLOAT
          units: Bps
          description: 'The network''s read rate per second in B/sec'
          preprocessing:
            -
              type: JSONPATH
              parameters:
                - $.bytes_written
            -
              type: CHANGE_PER_SECOND
              parameters:
                - ''
          master_item:
            key: 'memcached.stats["{$MEMCACHED.CONN.URI}"]'
          tags:
            -
              tag: Application
              value: Memcached
        -
          name: 'Memcached: Current number of items stored'
          type: DEPENDENT
          key: memcached.stats.curr_items
          delay: '0'
          history: 7d
          description: 'Current number of items stored by this instance.'
          preprocessing:
            -
              type: JSONPATH
              parameters:
                - $.curr_items
          master_item:
            key: 'memcached.stats["{$MEMCACHED.CONN.URI}"]'
          tags:
            -
              tag: Application
              value: Memcached
        -
          name: 'Memcached: Evictions per second'
          type: DEPENDENT
          key: memcached.stats.evictions.rate
          delay: '0'
          history: 7d
          description: |
            "An eviction is when an item that still has time to live is removed from the cache because a brand new item needs to be allocated.
            The item is selected with a pseudo-LRU mechanism.
            A high number of evictions coupled with a low hit rate means your application is setting a large number of keys that are never used again."
          preprocessing:
            -
              type: JSONPATH
              parameters:
                - $.evictions
            -
              type: CHANGE_PER_SECOND
              parameters:
                - ''
          master_item:
            key: 'memcached.stats["{$MEMCACHED.CONN.URI}"]'
          tags:
            -
              tag: Application
              value: Memcached
        -
          name: 'Memcached: Hits per second'
          type: DEPENDENT
          key: memcached.stats.hits.rate
          delay: '0'
          history: 7d
          description: 'Number of successful GET requests (items requested and found) per second.'
          preprocessing:
            -
              type: JSONPATH
              parameters:
                - $.get_hits
            -
              type: CHANGE_PER_SECOND
              parameters:
                - ''
          master_item:
            key: 'memcached.stats["{$MEMCACHED.CONN.URI}"]'
          tags:
            -
              tag: Application
              value: Memcached
        -
          name: 'Memcached: Misses per second'
          type: DEPENDENT
          key: memcached.stats.misses.rate
          delay: '0'
          history: 7d
          description: 'Number of missed GET requests (items requested but not found) per second.'
          preprocessing:
            -
              type: JSONPATH
              parameters:
                - $.get_misses
            -
              type: CHANGE_PER_SECOND
              parameters:
                - ''
          master_item:
            key: 'memcached.stats["{$MEMCACHED.CONN.URI}"]'
          tags:
            -
              tag: Application
              value: Memcached
        -
          name: 'Memcached: Threads'
          type: DEPENDENT
          key: memcached.stats.threads
          delay: '0'
          history: 7d
          description: 'Number of worker threads requested'
          preprocessing:
            -
              type: JSONPATH
              parameters:
                - $.threads
          master_item:
            key: 'memcached.stats["{$MEMCACHED.CONN.URI}"]'
          tags:
            -
              tag: Application
              value: Memcached
        -
          name: 'Memcached: New items per second'
          type: DEPENDENT
          key: memcached.stats.total_items.rate
          delay: '0'
          history: 7d
          description: 'Number of new items stored per second.'
          preprocessing:
            -
              type: JSONPATH
              parameters:
                - $.total_items
            -
              type: CHANGE_PER_SECOND
              parameters:
                - ''
          master_item:
            key: 'memcached.stats["{$MEMCACHED.CONN.URI}"]'
          tags:
            -
              tag: Application
              value: Memcached
        -
          name: 'Memcached: Get status'
          key: 'memcached.stats["{$MEMCACHED.CONN.URI}"]'
          history: '0'
          trends: '0'
          value_type: TEXT
          tags:
            -
              tag: Application
              value: 'Zabbix raw items'
        -
          name: 'Memcached: Uptime'
          type: DEPENDENT
          key: memcached.uptime
          delay: '0'
          history: 7d
          units: s
          description: 'Number of seconds since Memcached server start'
          preprocessing:
            -
              type: JSONPATH
              parameters:
                - $.uptime
          master_item:
            key: 'memcached.stats["{$MEMCACHED.CONN.URI}"]'
          tags:
            -
              tag: Application
              value: Memcached
          triggers:
            -
              expression: last(/Memcached/memcached.uptime)<10m
              name: 'Memcached: has been restarted (uptime < 10m)'
              priority: INFO
              description: 'Uptime is less than 10 minutes'
              manual_close: 'YES'
        -
          name: 'Memcached: Memcached version'
          type: DEPENDENT
          key: memcached.version
          delay: '0'
          history: 7d
          trends: '0'
          value_type: CHAR
          description: 'Version of the Memcached server'
          preprocessing:
            -
              type: JSONPATH
              parameters:
                - $.version
            -
              type: DISCARD_UNCHANGED_HEARTBEAT
              parameters:
                - 1d
          master_item:
            key: 'memcached.stats["{$MEMCACHED.CONN.URI}"]'
          tags:
            -
              tag: Application
              value: Memcached
          triggers:
            -
              expression: '(last(/Memcached/memcached.version,#1)<>last(/Memcached/memcached.version,#2))=1 and length(last(/Memcached/memcached.version))>0'
              name: 'Memcached: Version has changed (new version: {ITEM.VALUE})'
              priority: INFO
              description: 'Memcached version has changed. Ack to close.'
              manual_close: 'YES'
      macros:
        -
          macro: '{$MEMCACHED.CONN.PRC.MAX.WARN}'
          value: '80'
          description: 'Maximum percentage of connected clients'
        -
          macro: '{$MEMCACHED.CONN.QUEUED.MAX.WARN}'
          value: '1'
          description: 'Maximum number of queued connections per second'
        -
          macro: '{$MEMCACHED.CONN.THROTTLED.MAX.WARN}'
          value: '1'
          description: 'Maximum number of throttled connections per second'
        -
          macro: '{$MEMCACHED.CONN.URI}'
          value: 'tcp://localhost:11211'
          description: 'Connection string in the URI format (password is not used). This param overwrites a value configured in the "Plugins.Memcached.Uri" option of the configuration file (if it''s set), otherwise, the plugin''s default value is used: "tcp://localhost:11211"'
        -
          macro: '{$MEMCACHED.MEM.PUSED.MAX.WARN}'
          value: '90'
          description: 'Maximum percentage of memory used'
      valuemaps:
        -
          name: 'Service state'
          mappings:
            -
              value: '0'
              newvalue: Down
            -
              value: '1'
              newvalue: Up
  triggers:
    -
      expression: 'min(/Memcached/memcached.stats.bytes,5m)/last(/Memcached/memcached.config.limit_maxbytes)*100>{$MEMCACHED.MEM.PUSED.MAX.WARN}'
      name: 'Memcached: Memory usage is too high (over {$MEMCACHED.MEM.PUSED.MAX.WARN} in 5m)'
      priority: WARNING
    -
      expression: 'min(/Memcached/memcached.connections.current,5m)/last(/Memcached/memcached.connections.max)*100>{$MEMCACHED.CONN.PRC.MAX.WARN}'
      name: 'Memcached: Total number of connected clients is too high (over {$MEMCACHED.CONN.PRC.MAX.WARN}% in 5m)'
      priority: WARNING
      description: 'When the number of connections reaches the value of the "max_connections" parameter, new connections will be rejected.'
  graphs:
    -
      name: 'Memcached: Commands'
      graph_items:
        -
          color: 1A7C11
          item:
            host: Memcached
            key: memcached.commands.flush.rate
        -
          sortorder: '1'
          color: 2774A4
          item:
            host: Memcached
            key: memcached.commands.set.rate
        -
          sortorder: '2'
          color: F63100
          item:
            host: Memcached
            key: memcached.commands.get.rate
    -
      name: 'Memcached: Connections'
      graph_items:
        -
          drawtype: GRADIENT_LINE
          color: 1A7C11
          item:
            host: Memcached
            key: memcached.connections.max
        -
          sortorder: '1'
          drawtype: GRADIENT_LINE
          color: 2774A4
          item:
            host: Memcached
            key: memcached.connections.current
        -
          sortorder: '2'
          drawtype: GRADIENT_LINE
          color: F63100
          item:
            host: Memcached
            key: memcached.connections.structures
    -
      name: 'Memcached: Connections rate'
      graph_items:
        -
          drawtype: BOLD_LINE
          color: 1A7C11
          item:
            host: Memcached
            key: memcached.connections.rate
        -
          sortorder: '1'
          drawtype: BOLD_LINE
          color: 2774A4
          item:
            host: Memcached
            key: memcached.connections.throttled.rate
        -
          sortorder: '2'
          drawtype: BOLD_LINE
          color: F63100
          item:
            host: Memcached
            key: memcached.connections.queued.rate
    -
      name: 'Memcached: Keyspace'
      graph_items:
        -
          color: 1A7C11
          item:
            host: Memcached
            key: memcached.stats.hits.rate
        -
          sortorder: '1'
          color: 2774A4
          item:
            host: Memcached
            key: memcached.stats.misses.rate
    -
      name: 'Memcached: Network'
      graph_items:
        -
          drawtype: GRADIENT_LINE
          color: 1A7C11
          item:
            host: Memcached
            key: memcached.stats.bytes_read.rate
        -
          sortorder: '1'
          drawtype: GRADIENT_LINE
          color: 2774A4
          item:
            host: Memcached
            key: memcached.stats.bytes_written.rate
    -
      name: 'Memcached: Uptime'
      graph_items:
        -
          color: 1A7C11
          item:
            host: Memcached
            key: memcached.uptime