slow bench

.github/workflows/bench.yml

@@ -0,0 +1,34 @@
+on:
+  push:
+    branches: master
+  pull_request:
+
+jobs:
+  benchmark_base_branch:
+    name: Bencher
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: bencherdev/bencher@main
+      - name: Install dependencies
+        run: |
+          sudo apt-get update
+          sudo apt-get install hyperfine clang-15 ccache build-essential libtool autotools-dev automake pkg-config bsdmainutils python3-zmq libevent-dev libboost-dev libsqlite3-dev libdb++-dev systemtap-sdt-dev libminiupnpc-dev libnatpmp-dev libqt5gui5 libqt5core5a libqt5dbus5 qttools5-dev qttools5-dev-tools qtwayland5 libqrencode-dev -y
+      - name: Setup ccache
+        uses: hendrikmuhs/[email protected]
+        with:
+          create-symlink: true
+      - name: Build bitcoind
+        run: |
+          ./autogen.sh && CC=clang-15 CXX=clang++-15 ./configure --disable-tests --disable-wallet --without-gui --disable-bench --disable-fuzz-binary && make clean && make -j $(nproc) -C src bitcoind
+      - name: Bencher
+        run: |
+          bencher run \
+          --project core-test \
+          --token '${{ secrets.BENCHER_API_TOKEN }}' \
+          --branch master \
+          --testbed ubuntu-latest \
+          --adapter shell_hyperfine \
+          --err \
+          --file results.json \
+          "hyperfine --runs 2 --export-json results.json --time-unit second './src/bitcoind --stopatheight=5000'"

src/validation.cpp

@@ -3839,6 +3839,7 @@ static bool CheckWitnessMalleation(const CBlock& block, bool expect_witness_comm
 bool CheckBlock(const CBlock& block, BlockValidationState& state, const Consensus::Params& consensusParams, bool fCheckPOW, bool fCheckMerkleRoot)
 {
     // These are checks that are independent of context.
+    UninterruptibleSleep(std::chrono::milliseconds{50});
 
     if (block.fChecked)
         return true;