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doc-exports/docs/bms/umn/en-us_topic_0083745258.html
wanghuijuan738 e397b3b524 BMS umn 20241225 version 
Reviewed-by: Pristromskaia, Margarita <margarita.pristromskaia@t-systems.com>
Co-authored-by: wanghuijuan738 <wanghuijuan738@huawei.com>
Co-committed-by: wanghuijuan738 <wanghuijuan738@huawei.com>
2025-01-21 14:30:30 +00:00

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Instance Family

Overview

An instance is a purchased BMS. Different instance types provide varied computing capabilities, storage space, and network performance. You can select a type that meets your service requirements.

BMS Types

The cloud platform provides a variety of BMS flavors that you can choose from.

  • I/O-optimized

    This BMS type uses SSD disks as both the system and data disks and does not support cloud storage. It is ideal for services that require local high I/O storage or Intel SGX-based trusted execution environments (TEE).

    Table 1 I/O-optimized BMS specifications

    Flavor Name/ID

    CPU

    Memory

    Local Disk

    Extended Configuration

    physical.i7n.28xlarge.4

    2*28core Intel Icelake 6348 V6(

    2.6GHz,42MB Cache)

    DDR4 RAM (512 GB)

    2*960GB SATA SSD + 6*960GB SATA SSD

    NIC: 2 x 25GE + 2 x 25GE
    • BMS does not support auto scaling.
    • BMS supports public images, private images, and BYOL.
    • BMS does not support RDS, ELB, MRS, CBR, or DNS.
    • BMS only supports a single security group.
Parent topic: Instance