Zabbix Event Correlation Quiz and Flashcards

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Questions and Answers

What is the purpose of setting a unique tag for a new event in event correlation?

To pair it with old events (correct)

To close all existing problems

To negatively affect performance

To differentiate it from old events

What happens if there is a little time interval between the first and the second problem in event correlation?

The system crashes

Problems get correlated more accurately

Performance is not affected

Problems may not get correlated correctly (correct)

What is the purpose of the configuration cache in Zabbix?

Contains information on hosts, items, LLD rules, and triggers to be monitored (correct)

Temporary keeps data collected by the data collectors

To store indexing history cache

To write data to the database

What is the consequence of a full history cache in Zabbix?

History syncers cannot write data to DB fast enough Signup and view all the answers

What is the purpose of the HistoryIndexCache in Zabbix?

Shared memory size for indexing history cache Signup and view all the answers

What happens if Zabbix runs out of configuration cache?

It will crash with an error message Signup and view all the answers

What is the purpose of the History cache in Zabbix?

Temporary keeps data collected by the data collectors Signup and view all the answers

What is the potential consequence of setting a little time interval between the first and the second problem in event correlation?

Problems may not get correlated correctly Signup and view all the answers

What is the impact of having a full history cache on history syncers in Zabbix?

They cannot write data to the database fast enough Signup and view all the answers

What is the role of the configuration syncer in Zabbix?

To synchronize configuration changes Signup and view all the answers

What does the graph prototype in Zabbix 6.0 display?

Used and predicted size and time left Signup and view all the answers

How are context-based macros utilized in updating the trigger prototype in Zabbix?

Context-based macros are used to update the trigger prototype Signup and view all the answers

What is a key feature of trigger-based event correlation in Zabbix?

Utilizes tags to extract values and create identification for problem events Signup and view all the answers

When do actual tags and tag values become visible in Zabbix?

When a trigger fires Signup and view all the answers

What is included in problem recovery settings in Zabbix for matching?

The host name in a tag Signup and view all the answers

What is a safety tip for global event correlation in Zabbix?

Setting unique tags and limiting the number of correlation rules Signup and view all the answers

Where can global event correlation rules be configured in Zabbix?

In the Zabbix interface under 'Event correlation' Signup and view all the answers

What are global event correlation conditions in Zabbix based on?

'New' and 'old' events and include multiple conditions for matching Signup and view all the answers

What actions do global event correlation in Zabbix include?

Closing old events and new events, with specific operations defined for each Signup and view all the answers

What type of entries related to IP addresses are included in the text?

Timestamped entries related to accepting and denying incoming connections on specific IP addresses Signup and view all the answers

In Zabbix, what is the purpose of the percentile function?

To calculate a specified percentile for a set of values over a defined period of time Signup and view all the answers

When does the trigger fire in Zabbix if using the expression 'percentile(/Production server/net.if.in[eth0,bytes],1h,95) > 100M'?

When the 95th percentile for the last 1 hour is higher than 100M Signup and view all the answers

What are the user macros used for in the 'Template Advanced' in Zabbix?

To define parameters for calculated item prototypes Signup and view all the answers

What does the trigger prototype {$FS.PREDICT.WARNING.TIME} left until {$FS.PREDICT.SIZE.LEFT} on {HOST.NAME} {#FSNAME} in Zabbix represent?

Time left until a warning threshold is reached for a filesystem Signup and view all the answers

What is the purpose of the 'Mounted filesystems discovery' rule in Zabbix?

To monitor the status of mounted filesystems Signup and view all the answers

What does the calculated item prototype {#FSNAME}:Time left until {$FS.PREDICT.SIZE.LEFT} in Zabbix represent?

The time left until a specified size is reached for a filesystem Signup and view all the answers

What is the purpose of creating new user macros on the 'Template Advanced' in Zabbix?

To define parameters for calculated item prototypes Signup and view all the answers

What does the trigger prototype {$FS.PREDICT.WARNING.SIZE} in {$FS.PREDICT.TIME} on {HOST.NAME} {#FSNAME} in Zabbix represent?

Free space left until a warning size is reached for a filesystem Signup and view all the answers

What is the significance of the user macros {$FS.PREDICT.TIME} and {$FS.PREDICT.HISTORY} in Zabbix?

To define time intervals for filesystem predictions Signup and view all the answers

What is the role of the trigger prototype {$FS.PREDICT.WARNING.TIME} left until {$FS.PREDICT.SIZE.LEFT} on {HOST.NAME} {#FSNAME} in Zabbix?

To alert when a warning threshold is reached for a filesystem Signup and view all the answers

Study Notes

Zabbix 6.0 Certified Professional Day 3: Event Correlation

The graph prototype displays used and predicted size and time left
Context-based macros are used to update the trigger prototype
Event correlation in Zabbix allows for the correlation of problem events to their resolution
Trigger-based event correlation utilizes tags to extract values and create identification for problem events
Actual tags and tag values only become visible when a trigger fires
Problem recovery settings include the host name in a tag for matching
Global event correlation in Zabbix allows for correlations across all monitored metrics
Important safety tips for global event correlation include setting unique tags and limiting the number of correlation rules
Global event correlation rules can be configured in the Zabbix interface under "Event correlation"
Global event correlation conditions are based on "new" and "old" events and include multiple conditions for matching
Global event correlation actions include closing old events and new events, with specific operations defined for each
The text includes timestamped entries related to accepting and denying incoming connections on specific IP addresses

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Description

Test your knowledge of Zabbix 6.0 Certified Professional Day 3: Event Correlation with this quiz. Explore event correlation features, trigger-based event correlation, global event correlation, and important safety tips for effective event correlation in Zabbix.

Zabbix 6 Day3 P5