WIP Page manager with buffer pool

.github/workflows/pr.yml

@@ -68,6 +68,7 @@ jobs:
       matrix:
         os: [ubuntu-latest, macos-latest]
         profile: [dev, release]
+        backend: [mmap_backend, buffer_pool_backend]
     runs-on: ${{ matrix.os }}
 
     steps:
@@ -79,13 +80,14 @@ jobs:
     - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
     - name: Run unit tests
       run: |
-        make unit-tests cargo_flags='--verbose --profile=${{ matrix.profile }}'
+        make unit-tests cargo_flags='--verbose --profile=${{ matrix.profile }} --no-default-features --features ${{ matrix.backend }}'
 
   integration-tests:
     strategy:
       matrix:
         os: [ubuntu-latest, macos-latest]
         profile: [dev, release]
+        backend: [mmap_backend, buffer_pool_backend]
     runs-on: ${{ matrix.os }}
 
     steps:
@@ -97,7 +99,7 @@ jobs:
     - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
     - name: Run integration tests
       run:
-        make integration-tests cargo_flags=--profile=${{ matrix.profile }} test_flags=--nocapture
+        make integration-tests cargo_flags='--profile=${{ matrix.profile }} --no-default-features --features ${{ matrix.backend }}' test_flags=--nocapture
 
   check-cli-lockfile:
     runs-on: ubuntu-latest

Cargo.toml

@@ -19,6 +19,16 @@ parking_lot = { version = "0.12.4", features = ["send_guard"] }
 fxhash = "0.2.1"
 static_assertions = "1.1.0"
 rayon = "1.10.0"
+evict = "0.3.1"
+dashmap = "6.1.0"
+libc = "0.2.174"
+io-uring = { version = "0.7.10", optional = true }
+crossbeam-channel = "0.5.15"
+
+[features]
+default = ["buffer_pool_backend"]
+buffer_pool_backend = ["io-uring"]
+mmap_backend = []
 
 [dev-dependencies]
 criterion = "0.6.0"

Makefile

@@ -36,6 +36,13 @@ unit-tests:
 integration-tests: tests/fixtures
 	@cargo test --test '*' $(cargo_flags) -- $(test_flags)
 
+.PHONY: all-tests
+all-tests:
+	@echo "Running tests with mmap backend"
+	@cargo test --no-default-features --features mmap_backend $(cargo_flags) -- $(test_flags)
+	echo "Running tests with buffer pool backend"
+	@cargo test --no-default-features --features buffer_pool_backend $(cargo_flags) -- $(test_flags)
+
 tests/fixtures: tests/fixtures_stable.tar.gz
 	@tar -xzf $< -C $(@D)
 	@rm -rf tests/fixtures_stable.tar.gz