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Update with new functionality for more detailed monitoring #54

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1cfe5a6
Update with new functionality for more detailed monitoring
gullevek Mar 12, 2019
9e4785d
Fix zabbix_sender scripts for zabbix v5.0
Jun 2, 2020
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15 changes: 9 additions & 6 deletions README-en.md
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Original file line number Diff line number Diff line change
Expand Up @@ -13,25 +13,25 @@ The following is a summary of the major changes.


### Support for monitoring of PostgreSQL Streaming Replication
pg_monz 2.0 now supports monitoring of Streaming Replication which is embedded in PostgreSQL since 9.0.
pg_monz 2.0 now supports monitoring of Streaming Replication which is embedded in PostgreSQL since 9.0.
Various monitoring items such as Primary / Standby servers alive monitoring, delay of replication data propagation and conflicts occurred by operation to Primary and Standby are available.
It is also that a trigger which can detect the occurence of write block query when useing synchronous replication is provided.


### Support for monitoring of pgpool-II
pg_monz 2.0 now supports monitoring of pgpool-II which is a dedicated middleware for PostgreSQL.
pg_monz 2.0 now supports monitoring of pgpool-II which is a dedicated middleware for PostgreSQL.
Various types of monitoring and triggers for the main features of pgpool-II such as Connection Pooling, Replication, In memory query Cache, Load Balance, Automatically Failover of PostgreSQL are provided.

Please see [pgpool-II user manual](http://www.pgpool.net/docs/latest/pgpool-en.html), [pgpool Wiki](http://www.pgpool.net/mediawiki/index.php/Main_Page) for more detailed informations.


### Support for monitoring of cluster system with PostgreSQL + pgpool-II
And more, it make it possible to monitor a cluster system which is configured with PostgreSQL Streaming replication and pgpool-II or pgpol-II watchdog which add high availability to themselves.
And more, it make it possible to monitor a cluster system which is configured with PostgreSQL Streaming replication and pgpool-II or pgpol-II watchdog which add high availability to themselves.
Useful triggers which can detects the occurence of split brain, failover are provided through monitoring of postgres, pgpool-II processes.


### Group items
Monitoring items are grouped by each application to clarify them.
Monitoring items are grouped by each application to clarify them.
The following are main applications.


Expand All @@ -41,7 +41,10 @@ The following are main applications.
|pg.transactions |Connection count, state to PostgreSQL, the number of commited, rolled back transactions |
|pg.log |log monitoring for PostgreSQL |
|pg.size |garbage ratio, DB size |
|pg.scan |counts index or sequential scans per database |
|pg.locks |various lock states per database |
|pg.slow_query |slow query count which exceeds the threshold value |
|pg.querylength |per database running queries and transaction length in seconds |
|pg.sr.status |conflict count, write block existence or non-existence, process count using Streaming Replication|
|pg.status |PostgreSQL processes working state |
|pg.stat_replication|delay of replication data propagation using Streaming Replication |
Expand Down Expand Up @@ -75,7 +78,7 @@ pg_monz requires the following software products:

Installation and usage
----------------------
Please see the included quick-install.txt.
Please see the included quick-install.txt.
pg_monz 2.0 does not have backward compatibility with the 1.0. When upgrading from 1.0, please install the new version again.


Expand All @@ -84,5 +87,5 @@ License
pg_monz is distributed under the Apache License Version 2.0.
See the LICENSE file for details.

Copyright (C) 2013-2018 SRA OSS, Inc. Japan All Rights Reserved.
Copyright (C) 2013-2018 SRA OSS, Inc. Japan All Rights Reserved.
Copyright (C) 2013-2018 TIS Inc. All Rights Reserved.
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