EQL pipe reference
editEQL pipe reference
editThis functionality is in technical preview and may be changed or removed in a future release. Elastic will work to fix any issues, but features in technical preview are not subject to the support SLA of official GA features.
Elasticsearch supports the following EQL pipes.
head
editReturns 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.
tail
editReturns 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.