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Comment: Published by Scroll Versions from space SharpDEV and version 2.0.0

Limitations

Internal Reference NumberIssues

1489416

Description: Multicast result distribution works only if IPoIB network interface name is in the format “ibX”, where X is an integer between 0 and 9.

Workaround: Rename the network interface if needed.

Keywords: Mellanox SHARP Daemon, Performance, Configuration

Discovered in Release: 1.7.0

1307124

Description: Begin Job requests with virtual ports might be rejected until fabric virtualization info file is parsed.

Workaround: Wait for AM to discover virtual ports before sending Begin Job requests.

Keywords: Aggregation Manager, Socket Direct, Virtual Ports

Discovered in Release: 1.5.3

1193629

Description: Configuring sharpd/sharp_am as daemons is not possible when installing from RPM into non-default location.

Workaround: Configure daemon manually.

Keywords: Configuration

Discovered in Release: 1.5.3

1307108

Description: Discovering a new Aggregation Node (AN) found on the shortest path between two ANs might invalidate the existing path.

Workaround: Restart Aggregation Manager after the Subnet Manager completes fabric reconfiguration followed by the fabric changes.

Keywords: Aggregation Manager, Aggregation Node

Discovered in Release: 1.5.3

-

Description: Adding new switches or switch replacement are currently not supported by the Aggregation Manager for Hypercube and Dragonfly+ topologies.

Workaround: Restart Aggregation Manager after the Subnet Manager completes fabric reconfiguration followed by the fabric changes.

Keywords: Fabric extension, Aggregation Manager

Discovered in Release: 1.5.3

-

Description: Adding new non-root switches or non-root switch replacement are currently not supported by the Aggregation Manager for tree topologies. (Fat-Tree, Quasi-Fat-Tree)

Workaround: Restart Aggregation Manager after the Subnet Manager completes fabric reconfiguration followed by the fabric changes.

Keywords: Fabric extension, Aggregation Manager

1179747

Description: Changing smx_sock_interface configuration parameter is not supported.

Workaround: N/A

Keywords: Mellanox SHARP Daemon

-

Description: Aggregation Manager High Availability is currently not supported in HPCX/MLNX OFED packages. Therefore, only a single instance of Aggregation Manager can run in the IB fabric.

Workaround: Use Aggregation Manager in UFM.

Keywords: Aggregation Manager

-

Description: Aggregation manager should run on the same Host where the Master Subnet Manager (SM) is running.

Workaround: N/A

Keywords: Aggregation Manager

-

Description: In case of HPCX/MLNX OFED packages, upon Subnet Manager handover/failover, another instance of Aggregation Manager should be started on the Host where the new Master SM is running

Workaround: Use Aggregation Manager in UFM.

Keywords: Aggregation Manager

-

Description: Aggregation Manager should be started after completion of fabric configuration by the Subnet Manager.

Workaround: N/A

Keywords: Aggregation Manager

-

Description: Only Fat-Tree, Quasi-Fat-Tree, Hypercube and Dragonfly+ topologies are supported by the Aggregation Manager.

Workaround: N/A

Keywords: Fabric Topology

-

Description: Only IB fabrics where all compute nodes are connected to Mellanox SHARP capable switches (Switch-IB 2) are supported by the Aggregation Manager.

Workaround: Manually configure mapping between the compute port and the Aggregation Node.

Keywords: Fabric Topology

-

Description: Upon changes in configuration file beyond parameters in 3.3, Aggregation Manager should be restarted to deploy new configuration.

Workaround: N/A

Keywords: Configuration