Nic (Network Interface Card) - Hitachi Compute Blade 500 Series User Manual
Logical partitioning manager
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Also See for Compute Blade 500 Series:
- User manual (506 pages) ,
- Management module setup manual (362 pages) ,
- Web console users manual (240 pages)
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Example of Exclusive Shared Mode is below.
NIC (Network Interface Card)
LPAR manager supports the following four virtual NIC functions. A shared
NIC, VF NIC, and virtual NIC are collectively called "Logical NIC".
Dedicated NIC
Shared NIC
VF NIC
Virtual NIC
Dedicated NIC
LPAR manager supports assigning of Dedicated NIC. Shared NIC is useful for
solving lack of hardware resources and increasing use efficiency of devices on
the virtual environment.
Hitachi Compute Blade 500 Series Logical partitioning manager User's Guide
Figure 1-21 PCI Device Assignment in Exclusive Shared Mode
Item
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Stable performance: not affected by other LPARs
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High-speed data transmission
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A physical NIC can be shared by multiple LPARs.
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Performance depends on the number of LPARs and traffic
volume.
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Less restrictions on NIC functions than VF NIC.
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SR-IOV, a physical NIC function, is used. Supported physical
NIC, server blade, and OS are limited.
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High-speed data transmission equivalent to Dedicated NIC
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Lighter load on physical processors than Shared and Virtual
NIC
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Transmission bandwidth can be limited by the 100 Mbps.
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Available only for inter-LPAR transmission
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No physical NIC is required.
LPAR manager Functions
Description
1-17
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