Known Issues
The following sections describe known issues in firmware releases and possible workarounds.
Internal Ref |
Issue |
3605188 |
Description: Occasionally, on managed switch systems with FR4 coherent optical module, after running the "split- unsplit" flow or enabling L3 routing, the port may not raise a link. |
Workaround: To get the link up on the FR4, perform SW reset to the switch |
|
Keywords: FR4 coherent optical module |
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Discovered in Version: 31.2012.2014 |
Internal Ref |
Issue |
3436244 |
Description: On rare occasions, a 'group join' request may reach a timeout. |
Workaround: N/A |
|
Keywords: SHARP |
|
Discovered in Version: 31.2012.1024 |
|
3198634 |
Description: When using HDR speeds on NDR systems with NDR optic cables, the link does not raise. |
Workaround: N/A |
|
Keywords: HDR Speed, Optic Cables |
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Discovered in Version: 31.2012.1024 |
|
3323781 |
Description: GMP MADs with GRH header towards the Router are not supported. |
Workaround: N/A |
|
Keywords: Routers |
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Discovered in Version: 31.2010.5042 |
|
2922333 |
Description: In some cases, MMS4X00-NL1.2 may have low BER. |
Workaround: N/A |
|
Keywords: Signal Integrity |
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Discovered in Version: 31.2010.2110 |
|
2838195 |
Description: Using NDR speed with Optical Transceivers causes bandwidth to be 350Gb/s instead of 400Gb/s in small packets. |
Workaround: N/A |
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Keywords: Optical Transceivers |
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Discovered in Version: 31.2010.1310 |
|
2834238 |
Description: When using Optical Transceiver, toggling a port in a cage may toggle the adjacent port in the cage. |
Workaround: N/A |
|
Keywords: Optical Transceivers, Port Toggle |
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Discovered in Version: 31.2010.1310 |
|
955641 |
Description: VL_HIGH_LIMIT is not affecting the VL arbiter as expected. |
Workaround: Arbitration table should be set using only the low priority VL arbitration table. |
|
Keywords: VL Arbitration |
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Discovered in Version: 31.2010.1310 |
|
1249608 |
Description: Configuring weight "0" for VL, results in unexpected behavior. |
Workaround: Arbitration table should be configured with weights other than "0". |
|
Keywords: VL Arbitration |
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Discovered in Version: 31.2010.1310 |
|
2057793 |
Description: Congestion profiles in VS-MAD PortProfileSetting support only fixed mode. Percentage mode is not supported. |
Workaround: N/A |
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Keywords: InfiniBand Congestion Control |
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Discovered in Version: 31.2010.1310 |