fix: release compiler flags

Author: milsanore

CMakePresets.json

@@ -29,7 +29,18 @@
         "CMAKE_BUILD_TYPE": "Release",
         "CMAKE_EXPORT_COMPILE_COMMANDS": "ON",
         "CMAKE_TOOLCHAIN_FILE": "${sourceDir}/build/Release/generators/conan_toolchain.cmake",
-        "CMAKE_CXX_FLAGS": "-Wall -Wextra -Werror -DSPDLOG_ACTIVE_LEVEL=SPDLOG_LEVEL_INFO"
+        "CMAKE_CXX_FLAGS": "-Wall -Wextra -Werror -O3 -flto -march=native -ffast-math -DSPDLOG_ACTIVE_LEVEL=SPDLOG_LEVEL_INFO"
+      }
+    },
+    {
+      "name": "superfast",
+      "description": "-Ofast removes some IEEE compliance rules, -fomit-frame-pointer hurts profiling, -fno-exceptions and -fno-rtti need more consideration, -funsafe-math-optimizations speaks for itself",
+      "inherits": "release",
+      "cacheVariables": {
+        "CMAKE_BUILD_TYPE": "Release",
+        "CMAKE_EXPORT_COMPILE_COMMANDS": "ON",
+        "CMAKE_TOOLCHAIN_FILE": "${sourceDir}/build/Release/generators/conan_toolchain.cmake",
+        "CMAKE_CXX_FLAGS": "-Wall -Wextra -Werror -Ofast -flto -march=native -ffast-math -DSPDLOG_ACTIVE_LEVEL=SPDLOG_LEVEL_INFO"
       }
     }
   ],
@@ -43,6 +54,11 @@
       "name": "release",
       "configurePreset": "release",
       "jobs": 0
+    },
+    {
+      "name": "superfast",
+      "configurePreset": "superfast",
+      "jobs": 0
     }
   ],
   "testPresets": [
@@ -59,6 +75,13 @@
       "output": {
         "outputOnFailure": true
       }
+    },
+    {
+      "name": "superfast",
+      "configurePreset": "superfast",
+      "output": {
+        "outputOnFailure": true
+      }
     }
   ]
 }

scripts/pin_cpus.sh

@@ -87,6 +87,11 @@ if [[ ! -d "$GROUP_PATH" ]]; then
     echo "created cpuset directory. path [$GROUP_PATH]"
 fi
 
+if [[ $CGROUP_VERSION -eq 2 ]]; then
+    echo "+cpuset" > "$BASE_CGROUP/cgroup.subtree_control" 2>/dev/null || true
+    echo "+cpuset" > "$GROUP_PATH/cgroup.subtree_control"
+fi
+
 # write CPUs
 CPU_FILE="$GROUP_PATH/cpuset.cpus"
 echo "$CPU_SET_RANGE" > "$CPU_FILE"