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Hardware Guide
Part III. Minimum Hardware Recommendations

Part III. Minimum Hardware Recommendations

Ceph can run on commodity hardware. Small production clusters and development clusters can run successfully with modest hardware.

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Process	Criteria	Minimum Recommended
`calamari`	Processor	1x 64-bit x86-64 quad-core
	RAM	4 GB minimum per instance
	Disk Space	10 GB per instance
	Network	2x 1GB Ethernet NICs
`ceph-osd`	Processor	1x 64-bit x86-64
	RAM	~1GB for 1TB of storage per daemon
	Volume Storage	1x storage drive per daemon
	Journal	1x SSD partition per daemon (optional)
	Network	2x 1GB Ethernet NICs
`ceph-mon`	Processor	1x 64-bit x86-64
	RAM	1 GB per daemon
	Disk Space	10 GB per daemon
	Network	2x 1GB Ethernet NICs

Tip

If you are running an OSD with a single disk, create a partition for your volume storage that is separate from the partition containing the OS. Generally, we recommend separate disks for the OS and the volume storage.

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