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QoreStor 6.1.0 - Interoperability Guide

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.

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.

Table 5: Hardware requirements for installation
  Large Mode Standard Mode Cloud Optimized Mode Demo Mode
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:

  • 20,000 IOPS for sequential writes
  • 20,000 IOPS for Metadata with random writes
  • 450 IOPS for data volume with random writes.

  • Recommended back-end configuration is:
    • RAID 6 with 48 to 60 disks for repository
    • RAID1 or RAID10 with 2 to 4 drives for metadata.

    Maximum supported physical capacity is 360TB

    • Storage back-end should support:

    • 450 IOPS for sequential writes
    • 450 IOPS with random writes

    Recommended back-end configuration is RAID 6 with 12 disks.

    Maximum supported physical capacity is 150TB

    Storage back-end should support:

    • 450 IOPS for sequential writes
    • 450 IOPS with random writes

    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.

    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
    UI / Cloud Tier
    • 80
    • 5233
    OST / RDA1
    • 9920
    • 10011
    • 11000
    NFS1
    • 111
    • 2049
    Replication
    • 9904
    • 9911
    • 9915
    • 9916
    CIFS1
    • 138
    • 139
    • 445
    NDMP
    • 10000
    • 43000-43040
    RDA-NDMP
    • 12000-12127

    iSCSI
    • 3260

    Secure Connect2
    • 9443

    Verify connectivity

    The usage of the QoreStor repository requires stable TCP/IP connectivity between the backup application server and the QoreStor repository server.

    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:

    Table 6: Operating systems supported for installation
    Operating System Bit level
    CentOS Linux 7.3 - 7.7 64-bit
    RHEL Linux 7.3 - 7.7 64-bit
    Oracle1 Linux 7.3 - 7.7 64-bit

    NOTE: CentOS, RHEL, or Oracle1 versions 7.7 is recommended

    NOTE: Only CentOS, RHEL, or Oracle1 versions using the following kernels are supported:

    • 3.10.0-514
    • 3.10.0-693
    • 3.10.0-862
    • 3.10.0-957
    • 3.10.0-1062

    IMPORTANT: Before upgrading the operating system on the QoreStor server, refer to "Upgrading the QoreStor Operating System" in the QoreStor Installation Guide.

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