ZRAM

Plugin: proc.plugin Module: /sys/block/zram

Overview

zRAM, or compressed RAM, is a block device that uses a portion of your system's RAM as a block device. The data written to this block device is compressed and stored in memory.

The collectors provides information about the operation and the effectiveness of zRAM on your system.

This collector is supported on all platforms.

This collector supports collecting metrics from multiple instances of this integration, including remote instances.

Default Behavior

Auto-Detection

This integration doesn't support auto-detection.

Limits

The default configuration for this integration does not impose any limits on data collection.

Performance Impact

The default configuration for this integration is not expected to impose a significant performance impact on the system.

Metrics

Metrics grouped by scope.

The scope defines the instance that the metric belongs to. An instance is uniquely identified by a set of labels.

Per zram device

Labels:

Label	Description
device	TBD

Metrics:

Metric	Dimensions	Unit
mem.zram_usage	compressed, metadata	MiB
mem.zram_savings	savings, original	MiB
mem.zram_ratio	ratio	ratio
mem.zram_efficiency	percent	percentage

Alerts

There are no alerts configured by default for this integration.

Setup

Prerequisites

No action required.

Configuration

File

There is no configuration file.

Options

There are no configuration options.

Examples

There are no configuration examples.