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Part III. Minimum Hardware Recommendations
Ceph can run on commodity hardware. Small production clusters and development clusters can run successfully with modest hardware.
| Process | Criteria | Minimum Recommended |
|---|---|---|
|
| 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 | |
|
| 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 | |
|
| Processor | 1x 64-bit x86-64 |
| RAM | 1 GB per daemon | |
| Disk Space | 10 GB per daemon | |
| Network | 2x 1GB Ethernet NICs |
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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