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[mmu]: reduce headroom size and remove queue min for lossless traffic (#1508)

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* Reduce xoff size for in-flight packets of lossless traffic

Signed-off-by: Wenda <wenni@microsoft.com>

* Must explicitly specify min buffer size per queue to be zero

Signed-off-by: Wenda <wenni@microsoft.com>
This commit is contained in:
Wenda Ni, Ph.D 2018-03-17 14:48:52 -07:00 committed by lguohan
parent e1cb2ace36
commit de5e5332be
3 changed files with 9 additions and 9 deletions
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6
device/arista/x86_64-arista_7050_qx32/Arista-7050-QX32/buffers.json.j2
View File

@ -93,8 +93,8 @@
"ingress_lossless_profile": {
"pool":"[BUFFER_POOL|ingress_lossless_pool]",
"xon":"18432",
"xoff":"76800",
"size":"78048",
"xoff":"40560",
"size":"41808",
"dynamic_th":"-3",
"xon_offset":"2496"
},
@ -105,7 +105,7 @@
},
"egress_lossless_profile": {
"pool":"[BUFFER_POOL|egress_lossless_pool]",
"size":"1518",
"size":"0",
"static_th":"7274496"
},
"egress_lossy_profile": {

6
device/arista/x86_64-arista_7050_qx32s/Arista-7050-QX-32S/buffers.json.j2
View File

@ -93,8 +93,8 @@
"ingress_lossless_profile": {
"pool":"[BUFFER_POOL|ingress_lossless_pool]",
"xon":"18432",
"xoff":"76800",
"size":"78048",
"xoff":"40560",
"size":"41808",
"dynamic_th":"-3",
"xon_offset":"2496"
},
@ -105,7 +105,7 @@
},
"egress_lossless_profile": {
"pool":"[BUFFER_POOL|egress_lossless_pool]",
"size":"1518",
"size":"0",
"static_th":"7274496"
},
"egress_lossy_profile": {

6
device/dell/x86_64-dell_s6000_s1220-r0/Force10-S6000/buffers.json.j2
View File

@ -93,8 +93,8 @@
"ingress_lossless_profile": {
"pool":"[BUFFER_POOL|ingress_lossless_pool]",
"xon":"18432",
"xoff":"76800",
"size":"78048",
"xoff":"40560",
"size":"41808",
"dynamic_th":"-3",
"xon_offset":"2496"
},
@ -105,7 +105,7 @@
},
"egress_lossless_profile": {
"pool":"[BUFFER_POOL|egress_lossless_pool]",
"size":"1518",
"size":"0",
"static_th":"7274496"
},
"egress_lossy_profile": {