# System Requirements for Splunk

Verify that your environment meets the system requirements.

## Supported Versions for Splunk

Splunk 6.x, 8.x, 9.x and 10.0.1

## Linux Environments

- Logical Volume Manager (LVM) volume groups must have adequate free space for creating the IntelliSnap snapshots. The default COW cache size is set to 4096 MB or 10% of the volume size, whichever is greater.

- If the ports between the master node and the other cluster nodes are blocked, the nodes must connect through a firewall.

## Operating Systems and Processor Architectures

### Linux

Operating Systems | Processor architectures
--- | ---
Red Hat Enterprise Linux/CentOS 9.x with glibc 2.34.x or a more recent version | x86 x64
Debian 8.x | x86 x64
Red Hat Enterprise Linux/CentOS 8.x with glibc 2.28.x or a more recent version | x86 x64
Red Hat Enterprise Linux/CentOS 7.x with glibc 2.17.x or a more recent version | x86 x64
SuSE Linux 12 (Initial Release/SP1/SP2/SP3/SP4/SP5) with glibc 2.19.x | x86 x64
Ubuntu 16.04 LTS | x86 x64
Ubuntu 18.04 LTS | x86 x64
Ubuntu 20.04 LTS | x86 x64

### Windows

Operating Systems | Processor architectures
--- | ---
Microsoft Windows Server 2022 Editions | All Windows-compatible processors are supported
Microsoft Windows Server 2019 Editions | All Windows-compatible processors are supported
Microsoft Windows Server 2016 Editions | All Windows-compatible processors are supported
Microsoft Windows Server 2012 R2 Editions | All Windows-compatible processors are supported

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