Update all weights, add run_all_benches.sh script (#3400)

* update all weights

* add run_all_benches.sh

polkadot/scripts/run_all_benches.sh

@@ -0,0 +1,22 @@
+#!/bin/bash
+
+# Runs all benchmarks for all pallets, for each of the runtimes specified below
+# Should be run on a reference machine to gain accurate benchmarks
+# current reference machine: https://github.com/paritytech/substrate/pull/5848
+
+runtimes=(
+  polkadot
+  kusama
+  westend
+)
+
+# cargo build --locked --release
+for runtime in "${runtimes[@]}"; do
+  cargo +nightly run --release --features=runtime-benchmarks --locked benchmark --chain "${runtime}-dev" --execution=wasm --wasm-execution=compiled --pallet "*" --extrinsic "*" --repeat 0 | sed -r -e 's/Pallet: "([a-z_:]+)".*/\1/' | uniq | grep -v frame_system > "${runtime}_pallets"
+  while read -r line; do
+    pallet="$(echo "$line" | cut -d' ' -f1)";
+    echo "Runtime: $runtime. Pallet: $pallet";
+    cargo +nightly run --release --features=runtime-benchmarks -- benchmark --chain="${runtime}-dev" --steps=50 --repeat=20 --pallet="$pallet" --extrinsic="*" --execution=wasm --wasm-execution=compiled --heap-pages=4096 --header=./file_header.txt --output="./runtime/${runtime}/src/weights/${pallet/::/_}.rs"
+  done < "${runtime}_pallets"
+  rm "${runtime}_pallets"
+done