From: Petr Machata <[email protected]>
Since the minimum shaper is now being enabled for MC TCs, it's
unreasonable to expect no UC traffic loss. Minimal min shaper value is
200Mbps, which is 20% of the 1Gbps that this test configures on egress.
To cover for glitches, tolerate up to 25% UC degradation under MC
overload.
Fixes: b5638d46c90a ("selftests: mlxsw: Add a test for UC behavior under MC
flood")
Signed-off-by: Petr Machata <[email protected]>
Signed-off-by: Ido Schimmel <[email protected]>
---
tools/testing/selftests/drivers/net/mlxsw/qos_mc_aware.sh | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/tools/testing/selftests/drivers/net/mlxsw/qos_mc_aware.sh
b/tools/testing/selftests/drivers/net/mlxsw/qos_mc_aware.sh
index 0150bb2741eb..a8fc36d670e1 100755
--- a/tools/testing/selftests/drivers/net/mlxsw/qos_mc_aware.sh
+++ b/tools/testing/selftests/drivers/net/mlxsw/qos_mc_aware.sh
@@ -311,7 +311,7 @@ test_mc_aware()
ret = 100 * ($ucth1 - $ucth2) / $ucth1
if (ret > 0) { ret } else { 0 }
")
- check_err $(bc <<< "$deg > 10")
+ check_err $(bc <<< "$deg > 25")
local interval=$((d1 - d0))
local mc_ir=$(rate $u0 $u1 $interval)
--
2.17.2
