Add benchmarks comparison job

.github/workflows/osrm-backend.yml

@@ -644,7 +644,7 @@ jobs:
       - name: Checkout Base Branch
         uses: actions/checkout@v3
         with:
-          ref: ${{ github.event.pull_request.base.ref }}
+          ref: ${{ github.head_ref }} #${{ github.event.pull_request.base.ref }}
           path: base
       - name: Build Base Branch
         run: |

scripts/ci/post_benchmark_results.py

@@ -18,7 +18,7 @@ def create_markdown_table(results):
         name = result['name']
         base = result['base'].replace('\n', '<br/>')
         pr = result['pr'].replace('\n', '<br/>')
-        row = f"| `{name}` | <pre>{base}</pre> | <pre>{pr}</pre> |"
+        row = f"| {name} | {base} | {pr} |"
         rows.append(row)
     return f"{header}\n" + "\n".join(rows)
 

src/benchmarks/packed_vector.cpp

@@ -72,10 +72,10 @@ int main(int, char **)
 
     auto write_slowdown = result_packed.random_write_ms / result_plain.random_write_ms;
     auto read_slowdown = result_packed.random_read_ms / result_plain.random_read_ms;
-    std::cout << "random write:\n std::vector " << result_plain.random_write_ms
-                << " ms\n util::packed_vector " << result_packed.random_write_ms << " ms\n"
+    std::cout << "random write:\nstd::vector " << result_plain.random_write_ms
+                << " ms\nutil::packed_vector " << result_packed.random_write_ms << " ms\n"
                 << "slowdown: " << write_slowdown << std::endl;
-    std::cout << "random read:\n std::vector " << result_plain.random_read_ms
-                << " ms\n util::packed_vector " << result_packed.random_read_ms << " ms\n"
+    std::cout << "random read:\nstd::vector " << result_plain.random_read_ms
+                << " ms\nutil::packed_vector " << result_packed.random_read_ms << " ms\n"
                 << "slowdown: " << read_slowdown << std::endl;
 }

src/benchmarks/static_rtree.cpp

@@ -44,8 +44,8 @@ void benchmarkQuery(const std::vector<util::Coordinate> &queries,
     }
     TIMER_STOP(query);
 
-    std::cout << name << " " << TIMER_MSEC(query) << "ms"
-              << ")  ->  " << TIMER_MSEC(query) / queries.size() << " ms/query "
+    std::cout << name << ": " << TIMER_MSEC(query) << "ms"
+              << " ->  " << TIMER_MSEC(query) / queries.size() << " ms/query "
               << "(" << TIMER_MSEC(query) << "ms"
               << ")" << std::endl;
 }