+ block device discovery

zabbix-7.0/zabbix_Linux_by_ssh-template.yaml

@@ -1,6 +1,8 @@
 zabbix_export:
   version: '7.0'
   template_groups:
+    - uuid: d8bbe56256854f039dfe7368a22164a6
+      name: Templates/msandor
     - uuid: 40cc3baad80b4c0c815f809ea20e2875
       name: 'Templates/Operating systems'
   templates:
@@ -8,7 +10,7 @@ zabbix_export:
       template: 'Linux by SSH'
       name: 'Linux by SSH'
       description: |
-        'vaniacer' munkássága alapján készítettem, és felpimpeltem a zabbix 7.0-ra. Kijavítottam a hibáit (pl. network devices & mounted filesystem discovery, memória, stb), és kibővítettem új funkciókkal, triggerekkel, dashboardokkal, grafikonokkal.
+        'vaniacer' munkássága alapján készítettem, és felpimpeltem a zabbix 7.0-ra. Kijavítottam a hibáit (pl. network devices & mounted filesystem discovery, memória, stb), és kibővítettem új funkciókkal, triggerekkel, dashboardokkal, grafikonokkal és a block device discovery-vel.
         
         29 változóval (macros) rendelkezik, amiből számunkra a 3 legfontosabb:
         - {$SSH.PORT}: ha nem a 22-es porton figyel az ssh szerver, állítsd be a hosztnál
@@ -37,8 +39,9 @@ zabbix_export:
         https://www.zabbix.com/documentation/current/en/manual/config/items/itemtypes/ssh_checks
       vendor:
         name: msandor
-        version: 7.0-1
+        version: 7.0-2
       groups:
+        - name: Templates/msandor
         - name: 'Templates/Operating systems'
       items:
         - uuid: 6f79c48d973f4a7486aa6f1c9a92167f
@@ -47,6 +50,8 @@ zabbix_export:
           key: 'net.tcp.service[ssh,,{$SSH.PORT}]'
           history: 1w
           description: 'Used for monitoring the availability status of the service.'
+          valuemap:
+            name: 'Service state'
           tags:
             - tag: Application
               value: 'SSH service'
@@ -1040,6 +1045,141 @@ zabbix_export:
                   item:
                     host: 'Linux by SSH'
                     key: 'ssh.run[net.if.out."{#IFNAME}",,{$SSH.PORT}]'
+        - uuid: bceedfe5f93e4653854b4988e8853506
+          name: 'Block devices discovery'
+          type: SSH
+          key: 'ssh.run[vfs.dev.discovery,,{$SSH.PORT}]'
+          delay: 1h
+          params: 'lsblk | grep disk | awk ''{print $1}'''
+          username: '{$SSH.USER}'
+          password: '{$SSH.PWD}'
+          lifetime: 30d
+          enabled_lifetime_type: DISABLE_NEVER
+          description: 'https://www.kernel.org/doc/Documentation/iostats.txt'
+          item_prototypes:
+            - uuid: 4e03701b4a564f36bda120a91993191f
+              name: '{#DEVNAME}: Disk average queue size (avgqu-sz)'
+              type: SSH
+              key: 'ssh.run[vfs.dev.queue_size.{#DEVNAME},,{$SSH.PORT}]'
+              value_type: FLOAT
+              params: 'iostat -x | grep {#DEVNAME} | awk ''{print $12}'''
+              username: '{$SSH.USER}'
+              password: '{$SSH.PWD}'
+              description: 'The current average disk queue; the number of requests outstanding on the disk while the performance data is being collected.'
+              tags:
+                - tag: component
+                  value: storage
+                - tag: disk
+                  value: '{#DEVNAME}'
+            - uuid: 01319ca384284d67b6a3711fee41ef6a
+              name: '{#DEVNAME}: Disk read request avg waiting time (r_await)'
+              type: SSH
+              key: 'ssh.run[vfs.dev.read.await.{#DEVNAME},,{$SSH.PORT}]'
+              value_type: FLOAT
+              units: m/s
+              params: 'iostat -x | grep {#DEVNAME} | awk ''{print $10}'''
+              username: '{$SSH.USER}'
+              password: '{$SSH.PWD}'
+              description: 'This formula contains two Boolean expressions that evaluate to 1 or 0 in order to set the calculated metric to zero and to avoid the exception - division by zero.'
+              tags:
+                - tag: component
+                  value: storage
+                - tag: disk
+                  value: '{#DEVNAME}'
+            - uuid: 78acd200b851445789b199f4db560ba3
+              name: '{#DEVNAME}: Disk read rate'
+              type: SSH
+              key: 'ssh.run[vfs.dev.read.rate.{#DEVNAME},,{$SSH.PORT}]'
+              value_type: FLOAT
+              units: r/s
+              params: 'iostat -x | grep {#DEVNAME} | awk ''{print $2}'''
+              username: '{$SSH.USER}'
+              password: '{$SSH.PWD}'
+              description: 'r/s (read operations per second) - the number (after merges) of read requests completed per second for the device.'
+              tags:
+                - tag: component
+                  value: storage
+                - tag: disk
+                  value: '{#DEVNAME}'
+            - uuid: 9542c7fdba73471e8d6c5c08550aa2cc
+              name: '{#DEVNAME}: Disk read time (rate)'
+              type: SSH
+              key: 'ssh.run[vfs.dev.read.time.rate.{#DEVNAME},,{$SSH.PORT}]'
+              value_type: FLOAT
+              params: 'iostat -x | grep {#DEVNAME} | awk ''{print $6}'''
+              username: '{$SSH.USER}'
+              password: '{$SSH.PWD}'
+              description: 'The rate of total read time counter; used in `r_await` calculation.'
+              tags:
+                - tag: component
+                  value: storage
+                - tag: disk
+                  value: '{#DEVNAME}'
+            - uuid: 769465499b2f40a0af7d919a8f125956
+              name: '{#DEVNAME}: Disk write request avg waiting time (w_await)'
+              type: SSH
+              key: 'ssh.run[vfs.dev.write.await.{#DEVNAME},,{$SSH.PORT}]'
+              value_type: FLOAT
+              units: ms
+              params: 'iostat -x | grep {#DEVNAME} | awk ''{print $11}'''
+              username: '{$SSH.USER}'
+              password: '{$SSH.PWD}'
+              description: 'This formula contains two Boolean expressions that evaluate to 1 or 0 in order to set the calculated metric to zero and to avoid the exception - division by zero.'
+              tags:
+                - tag: component
+                  value: storage
+                - tag: disk
+                  value: '{#DEVNAME}'
+            - uuid: df755e084aba4fbc8be348a9b5aaab70
+              name: '{#DEVNAME}: Disk write rate'
+              type: SSH
+              key: 'ssh.run[vfs.dev.write.rate.{#DEVNAME},,{$SSH.PORT}]'
+              value_type: FLOAT
+              units: w/s
+              params: 'iostat -x | grep {#DEVNAME} | awk ''{print $3}'''
+              username: '{$SSH.USER}'
+              password: '{$SSH.PWD}'
+              description: 'w/s (write operations per second) - the number (after merges) of write requests completed per second for the device.'
+              tags:
+                - tag: component
+                  value: storage
+                - tag: disk
+                  value: '{#DEVNAME}'
+            - uuid: 30cb09ff09ac4531bbb935f964629866
+              name: '{#DEVNAME}: Disk write time (rate)'
+              type: SSH
+              key: 'ssh.run[vfs.dev.write.time.rate.{#DEVNAME},,{$SSH.PORT}]'
+              value_type: FLOAT
+              params: 'iostat -x | grep {#DEVNAME} | awk ''{print $7}'''
+              username: '{$SSH.USER}'
+              password: '{$SSH.PWD}'
+              description: 'The rate of total write time counter; used in `w_await` calculation.'
+              tags:
+                - tag: component
+                  value: storage
+                - tag: disk
+                  value: '{#DEVNAME}'
+          trigger_prototypes:
+            - uuid: 41b40a8715f94323bc31f36b73d3973d
+              expression: 'min(/Linux by SSH/ssh.run[vfs.dev.read.await.{#DEVNAME},,{$SSH.PORT}],15m) > {$VFS.DEV.READ.AWAIT.WARN:"{#DEVNAME}"} or min(/Linux by SSH/ssh.run[vfs.dev.write.await.{#DEVNAME},,{$SSH.PORT}],15m) > {$VFS.DEV.WRITE.AWAIT.WARN:"{#DEVNAME}"}'
+              name: '{#DEVNAME}: Disk read/write request responses are too high'
+              event_name: '{#DEVNAME}: Disk read/write request responses are too high (read > {$VFS.DEV.READ.AWAIT.WARN:"{#DEVNAME}"} ms for 15m or write > {$VFS.DEV.WRITE.AWAIT.WARN:"{#DEVNAME}"} ms for 15m)'
+              priority: WARNING
+              description: 'This trigger might indicate the disk `{#DEVNAME}` saturation.'
+              manual_close: 'YES'
+              tags:
+                - tag: scope
+                  value: performance
+          preprocessing:
+            - type: JAVASCRIPT
+              parameters:
+                - |
+                  return JSON.stringify(value.split("\n").map(function (name) {
+                  	return ({"{#DEVNAME}": name});
+                  }));
+            - type: DISCARD_UNCHANGED_HEARTBEAT
+              parameters:
+                - 1h
         - uuid: 840c2e71f37f4aaf98fc8b377d6c8e9d
           name: 'Mounted filesystem discovery'
           type: SSH
@@ -1512,6 +1652,14 @@ zabbix_export:
                     - type: STRING
                       name: reference
                       value: AAAAD
+      valuemaps:
+        - uuid: 7d3ba2959ebe48f58df02668f2253b61
+          name: 'Service state'
+          mappings:
+            - value: '0'
+              newvalue: Down
+            - value: '1'
+              newvalue: Up
   triggers:
     - uuid: 49d74dedfa69411da6f85eadf613388a
       expression: 'last(/Linux by SSH/ssh.run[proc.num,,{$SSH.PORT}])/last(/Linux by SSH/ssh.run[kernel.maxproc,,{$SSH.PORT}])*100>80'