EQL pipe referenceedit
Elasticsearch supports the following EQL pipes.
headedit
Returns up to a specified number of events or sequences, starting with the earliest matches. Works similarly to the Unix head command.
Example
The following EQL query returns up to three of the earliest powershell commands.
process where process.name == "powershell.exe" | head 3
Syntax
head <max>
Parameters
-
<max> - (Required, integer) Maximum number of matching events or sequences to return.
tailedit
Returns up to a specified number of events or sequences, starting with the most recent matches. Works similarly to the Unix tail command.
Example
The following EQL query returns up to five of the most recent svchost.exe
processes.
process where process.name == "svchost.exe" | tail 5
Syntax
tail <max>
Parameters
-
<max> - (Required, integer) Maximum number of matching events or sequences to return.