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Buffers config #1476

Merged
merged 9 commits into from
Mar 12, 2018
Merged

Buffers config #1476

merged 9 commits into from
Mar 12, 2018

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wendani
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@wendani wendani commented Mar 8, 2018

- What I did
Improve memory utilization and robustness to traffic burstiness through better buffer sharing at the ingress
- How I did it

Consolidate the buffer pools of PG 3 and 4.

Reduce the size of dedicated buffers per port per lossless PG to leave buffer space for shared pool.

Use dynamic threshold to absorb burstiness while maintain fairness.

- How to verify it

Verified the config on A7050-QX-32S:
Tested ingress PG pool sizing
Tested ingress xon offset
Tested ECN min threshold and max threshold

- Description for the changelog

- A picture of a cute animal (not mandatory but encouraged)

@wendani wendani requested review from lguohan and yxieca March 8, 2018 18:21
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@lguohan lguohan left a comment

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can you modify s6000, 7050-qx32 as well?

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@yxieca yxieca left a comment

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Wenda,

Can you use 7260cx3 configuration as example, use the new shared infrastructure for this configuration?

Thanks,
Ying

@wendani
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wendani commented Mar 9, 2018

@yxieca Does the old config still work? If so, I prefer updating to the new one in a separate PR.

@yxieca
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yxieca commented Mar 9, 2018

The old one still work. You can update in a separate PR.

Cheers,
Ying

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stcheng commented Mar 12, 2018

short reminder: Use squash and merge to update the commit message and check in the commit 🍺

@wendani wendani merged commit 1f4ce09 into sonic-net:master Mar 12, 2018
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wendani commented Mar 12, 2018

🍻

@wendani wendani deleted the buffers-config branch March 14, 2018 03:01
@daall daall mentioned this pull request Oct 26, 2020
3 tasks
daall added a commit to daall/sonic-buildimage that referenced this pull request Mar 5, 2021
- [201911][acl] Expand VLAN into VLAN members when creating an ACL table (sonic-net#1477)
- [201911][acl-loader] Add support for matching on ICMP and VLAN info (sonic-net#1476)
- [201911][acl-loader] Improve input validation for acl_loader (sonic-net#1481)

Signed-off-by: Danny Allen <[email protected]>
lguohan pushed a commit that referenced this pull request Mar 5, 2021
- [201911][acl] Expand VLAN into VLAN members when creating an ACL table (#1477)
- [201911][acl-loader] Add support for matching on ICMP and VLAN info (#1476)
- [201911][acl-loader] Improve input validation for acl_loader (#1481)

Signed-off-by: Danny Allen <[email protected]>
theasianpianist pushed a commit to theasianpianist/sonic-buildimage that referenced this pull request Feb 5, 2022
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4 participants