An ongong check of various statistics and events, which can be used to spot telltale signs of underlying issues.

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25 views

What to monitor (key indicators) for MySQL server

I have installed Munin for monitoring my MySQL database server. It enabled a large amount of MySQL plugins out of the box. Since running these plugins can be CPU expensive I want to limit them to the ...
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327 views

How to properly monitor the number of PostgreSQL database connections?

I tried to use a Nagios script for monitoring the number of database connections on a Postgres database and I reached this problem: these are counted as currently open-connections and measured every 5 ...
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103 views

SQL Server Database Mail Log is flooded with errors (20-30 per second) when mail server goes down

We're using SQL Server 2005. Every so often our mail server goes down, and when this happens, as soon as our SQL code tries to send dbmail, the Database Mail Log has an item which looks like this: ...
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131 views

MongoDB communication issues on Azure

I have a Python uWSGI app running behind Nginx using pymongo to communicate with a 4 machine replica set running Mongodb 2.6.3. The replica set is configured using domain names for each machine ...
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83 views

problem installing mytop , need a up to date tools for monitoring mysql

so i'm trying to installl mytop to monitor the database i'm following this instruction : http://www.sohailriaz.com/how-to-install-mytop-a-top-clone-for-mysql/ when i try to install it with yum i get ...
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123 views

Monitoring multiple Oracle databases on a single screen

We would like to monitor database activity of multiple Oracle databases on a single screen (10g and 11gR2), divided by the number of databases. Some tools are offered here: Tools to monitor Oracle ...
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12 views

Unable to open MONyogs

I was trying to run through the docs for manually working with the MONyog internal sqlite dbs for purposes of configuration automation. At the point trying to open the data file I get an error $ ...
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32 views

Bucardo status does not feel if the slave is down

I am using bucardo as third party to postgresql replication between two sites. everything ok except buacrdo status <sync_name>. I have a Master-slave sync on master server. when I poweroff the ...
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26 views

how to clean huge Dbwarden QueryHistory table

dbwarden is Comprehensive database monitoring solution for SQL Server 2005+ which i am using. i found that dba_LongRunningQueries – Runs every 5 minutes. This will run usp_LongRunningQueries to ...
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12 views

High bandwidth on virtual IP

Description of the environment : An apache server (Drupal) connected to mysql server using a virtual IP. The problem : The (outgoing) bandwidth on VIP has exploded (after a new site version ...
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112 views

Replication Monitor Missing Subscriptions in Watch List

In Replication Monitor, for one of our publications (transactional replication), none of the subscriptions are showing up in the Subscription Watch List. This is new behavior that just started ...
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553 views

How to display Oracle Enterprise Manager 11g (OEM) alerts and reports in Nagios?

I am working on a project that requires an unobtrusive integration of OEM data into a Nagios front-end. I know there are ways to use SNMP traps to do this, but I am not completely familiar with how ...