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| author |   Neale Ranns <neale@graphiant.com> | 2021-08-10 14:37:11 +0000 |
|---|---|---|
| committer |   Ole Tr�an <otroan@employees.org> | 2021-08-11 08:48:42 +0000 |
| commit | a70b015ceeee158eac0d9b33d12c596e1af409b3 (patch) | |
| tree | e201f192ee991198f7a202eb8eafcc1159c1f29a /src/vnet/CMakeLists.txt | |
| parent | d6953332db225d5355f50348ef3b09f0525d5282 (diff) | |
fib: Compiile time option to use 8-8-8-8 stride tries for FIB rather
than 16-8-8-8
Type: feature
the memory trade-off is:
for 8-8-8-8 tries
DBGvpp# sh ip fib mtrie mem
ipv4-VRF:0 mtrie:8068 hash:3499
totals: mtrie:8068 hash:3499 all:11567
for 16-8-8
DBGvpp# sh ip fib mtrie mem
ipv4-VRF:0 mtrie:333056 hash:3499
totals: mtrie:333056 hash:3499 all:336555
Signed-off-by: Neale Ranns <neale@graphiant.com>
Change-Id: I5271a4322d786de6e47613cff9bd432762dbed2a
Diffstat (limited to 'src/vnet/CMakeLists.txt')
| -rw-r--r-- | src/vnet/CMakeLists.txt | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/src/vnet/CMakeLists.txt b/src/vnet/CMakeLists.txt index df23738013d..66a4abc3a41 100644 --- a/src/vnet/CMakeLists.txt +++ b/src/vnet/CMakeLists.txt @@ -16,6 +16,8 @@ unset(VNET_HEADERS) unset(VNET_API_FILES) unset(VNET_MULTIARCH_SOURCES) +option(VPP_IP_FIB_MTRIE_16 "IP FIB's MTRIE Stride is 16-8-8 (if not set it's 8-8-8-8)" ON) + ############################################################################## # Generic stuff ############################################################################## |