Hardware requirements for installation
QoreStor can be installed in one of four modes: Large, Standard, Cloud Optimized, and Demo. Each installation mode has different minimum installation requirements, as described below. Refer to QoreStor installation modes for more information on the installation modes.
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NOTE: The table below lists the minimum hardware requirements for installation. Refer to "QoreStor Sizing Guidelines" in the QoreStor Interoperability Guide for information on sizing your QoreStor server. |
| Large Mode | Standard Mode | Cloud Optimized Mode | Demo Mode | |
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| CPU cores | 32 | 4 | 4 | 4 |
| RAM | 64 GB | 24 GB | 14 GB | 6 GB |
| Storage capacity |
Minimum of 500GB free space on repository volume. Minimum of 700GB free space on metadata volume |
Minimum of 500GB free space on repository volume. |
Minimum of 500GB free space on repository volume. | Minimum of 50GB free space on repository volume. |
| Additional storage requirements |
Storage back-end should support:
Maximum supported physical capacity is 360TB |
Storage back-end should support:
Recommended back-end configuration is RAID 6 with 12 disks. Maximum supported physical capacity is 150TB |
Storage back-end should support:
Recommended back-end configuration is RAID 6 with 6 disks. Maximum supported physical capacity is 43TB |
When installing in Demo mode, QoreStor does not perform a pre-check for IOPS Maximum supported physical capacity is 100GB |
Networking requirements
The following network configurations need to be made in order to successfully install and run QoreStor.
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NOTE: If you install QoreStor with the -f option, or answer yes to the prompt regarding firewall changes, the QoreStor installer will ensure these ports are open. |
Port configuration
The ports below need to be available for the QoreStor service:
| Component/Function | Ports required |
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| UI / Cloud Tier |
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| OST / RDA When using Rapid NFS or Rapid CIFS, the ports for both RDA and NFS or RDA and CIFS, respectively, are required.If Secure Connect is used with Rapid CIFS, then the Secure Connect port is also required.1 |
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| NFS1 |
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| Replication |
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| CIFS1 |
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| NDMP |
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| RDA-NDMP |
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iSCSI |
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Secure Connect If Secure Connect is used for all RDA and OST clients, then only the Secure Connect port is needed for RDA and OST. 2 |
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Verify connectivity
The usage of the QoreStor repository requires stable TCP/IP connectivity between the backup application server and the QoreStor repository server.
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NOTE: The QoreStor repository and backup application server need to be on the same local network. |
Supported installation platforms
QoreStor is supported on the following platforms:
| Operating System | Bit level |
|---|---|
| CentOS Linux 7.3 - 7.7 | 64-bit |
| RHEL Linux 7.3 - 7.7 | 64-bit |
| OracleWith Oracle Linux, the Red Hat Compatible Kernel (RHCK) must be used. The Oracle Unbreakable Enterprise Kernel is not supported.1 Linux 7.3 - 7.7 | 64-bit |
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NOTE: CentOS, RHEL, or Oracle1 versions 7.7 is recommended |
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NOTE: Only CentOS, RHEL, or Oracle1 versions using the following kernels are supported:
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IMPORTANT: Before upgrading the operating system on the QoreStor server, refer to "Upgrading the QoreStor Operating System" in the QoreStor Installation Guide. |