From dbd748aed3cbcedbc7251f3e7aeaa0a82999866d Mon Sep 17 00:00:00 2001
From: Romain Ruetschi <romain@informal.systems>
Date: Wed, 20 Jul 2022 17:30:46 +0200
Subject: [PATCH] Increase default gas multiplier to 1.1 (#2443)

* Increase default gas multiplier to 1.1

* Add changelog entry
---
 .../improvements/ibc-relayer-cli/2435-gas-multiplier.md     | 2 ++
 config.toml                                                 | 6 +++---
 relayer/src/chain/cosmos/types/gas.rs                       | 2 +-
 3 files changed, 6 insertions(+), 4 deletions(-)
 create mode 100644 .changelog/unreleased/improvements/ibc-relayer-cli/2435-gas-multiplier.md

diff --git a/.changelog/unreleased/improvements/ibc-relayer-cli/2435-gas-multiplier.md b/.changelog/unreleased/improvements/ibc-relayer-cli/2435-gas-multiplier.md
new file mode 100644
index 0000000000..e6d01cf5de
--- /dev/null
+++ b/.changelog/unreleased/improvements/ibc-relayer-cli/2435-gas-multiplier.md
@@ -0,0 +1,2 @@
+- Increase default value for `gas_multiplier` setting to 1.1
+  ([#2435](https://github.com/informalsystems/ibc-rs/issues/2435))
\ No newline at end of file
diff --git a/config.toml b/config.toml
index 66be3bef9f..3bb7339e2d 100644
--- a/config.toml
+++ b/config.toml
@@ -164,9 +164,9 @@ gas_price = { price = 0.001, denom = 'stake' }
 # is 80_000, then gas used to compute the fee will be adjusted to
 # 80_000 * 1.1 = 88_000.
 #
-# Default: 1.0, ie. the gas is not increased.
+# Default: 1.1, ie. the gas is increased by 10%
 # Minimum value: 1.0
-gas_multiplier = 1.0
+gas_multiplier = 1.1
 
 # Specify how many IBC messages at most to include in a single transaction.
 # Default: 30
@@ -248,7 +248,7 @@ store_prefix = 'ibc'
 default_gas = 100000
 max_gas = 400000
 gas_price = { price = 0.001, denom = 'stake' }
-gas_multiplier = 1.0
+gas_multiplier = 1.1
 max_msg_num = 30
 max_tx_size = 2097152
 clock_drift = '5s'
diff --git a/relayer/src/chain/cosmos/types/gas.rs b/relayer/src/chain/cosmos/types/gas.rs
index 9821902a38..9f33e9348e 100644
--- a/relayer/src/chain/cosmos/types/gas.rs
+++ b/relayer/src/chain/cosmos/types/gas.rs
@@ -7,7 +7,7 @@ use crate::config::{ChainConfig, GasPrice};
 const DEFAULT_MAX_GAS: u64 = 400_000;
 
 /// By default, we do not increase the estimated gas to compute the fee.
-const DEFAULT_GAS_MULTIPLIER: f64 = 1.0;
+const DEFAULT_GAS_MULTIPLIER: f64 = 1.1;
 
 const DEFAULT_FEE_GRANTER: &str = "";