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This commit is contained in:
Chris Lu 2020-08-17 20:15:53 -07:00
parent 0625e63648
commit be4d42b8e2
5 changed files with 16 additions and 16 deletions
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4
weed/filer2/reader_at.go
View file

@ -19,7 +19,7 @@ type ChunkReadAt struct {
readerLock sync.Mutex
fileSize int64
chunkCache *chunk_cache.ChunkCache
chunkCache *chunk_cache.TieredChunkCache
}
// var _ = io.ReaderAt(&ChunkReadAt{})
@ -53,7 +53,7 @@ func LookupFn(filerClient filer_pb.FilerClient) LookupFileIdFunctionType {
}
}
func NewChunkReaderAtFromClient(filerClient filer_pb.FilerClient, chunkViews []*ChunkView, chunkCache *chunk_cache.ChunkCache, fileSize int64) *ChunkReadAt {
func NewChunkReaderAtFromClient(filerClient filer_pb.FilerClient, chunkViews []*ChunkView, chunkCache *chunk_cache.TieredChunkCache, fileSize int64) *ChunkReadAt {
return &ChunkReadAt{
chunkViews: chunkViews,

4
weed/filesys/wfs.go
View file

@ -65,7 +65,7 @@ type WFS struct {
root fs.Node
fsNodeCache *FsCache
chunkCache *chunk_cache.ChunkCache
chunkCache *chunk_cache.TieredChunkCache
metaCache *meta_cache.MetaCache
}
type statsCache struct {
@ -87,7 +87,7 @@ func NewSeaweedFileSystem(option *Option) *WFS {
cacheDir := path.Join(option.CacheDir, cacheUniqueId)
if option.CacheSizeMB > 0 {
os.MkdirAll(cacheDir, 0755)
wfs.chunkCache = chunk_cache.NewChunkCache(256, cacheDir, option.CacheSizeMB)
wfs.chunkCache = chunk_cache.NewTieredChunkCache(256, cacheDir, option.CacheSizeMB)
grace.OnInterrupt(func() {
wfs.chunkCache.Shutdown()
})

4
weed/server/webdav_server.go
View file

@ -70,7 +70,7 @@ type WebDavFileSystem struct {
secret security.SigningKey
filer *filer2.Filer
grpcDialOption grpc.DialOption
chunkCache *chunk_cache.ChunkCache
chunkCache *chunk_cache.TieredChunkCache
}
type FileInfo struct {
@ -100,7 +100,7 @@ type WebDavFile struct {
func NewWebDavFileSystem(option *WebDavOption) (webdav.FileSystem, error) {
chunkCache := chunk_cache.NewChunkCache(256, option.CacheDir, option.CacheSizeMB)
chunkCache := chunk_cache.NewTieredChunkCache(256, option.CacheDir, option.CacheSizeMB)
grace.OnInterrupt(func() {
chunkCache.Shutdown()
})

16
weed/util/chunk_cache/chunk_cache.go
View file

@ -14,15 +14,15 @@ const (
)
// a global cache for recently accessed file chunks
type ChunkCache struct {
type TieredChunkCache struct {
memCache *ChunkCacheInMemory
diskCaches []*OnDiskCacheLayer
sync.RWMutex
}
func NewChunkCache(maxEntries int64, dir string, diskSizeMB int64) *ChunkCache {
func NewTieredChunkCache(maxEntries int64, dir string, diskSizeMB int64) *TieredChunkCache {
c := &ChunkCache{
c := &TieredChunkCache{
memCache: NewChunkCacheInMemory(maxEntries),
}
c.diskCaches = make([]*OnDiskCacheLayer, 3)
@ -33,7 +33,7 @@ func NewChunkCache(maxEntries int64, dir string, diskSizeMB int64) *ChunkCache {
return c
}
func (c *ChunkCache) GetChunk(fileId string, minSize uint64) (data []byte) {
func (c *TieredChunkCache) GetChunk(fileId string, minSize uint64) (data []byte) {
if c == nil {
return
}
@ -44,7 +44,7 @@ func (c *ChunkCache) GetChunk(fileId string, minSize uint64) (data []byte) {
return c.doGetChunk(fileId, minSize)
}
func (c *ChunkCache) doGetChunk(fileId string, minSize uint64) (data []byte) {
func (c *TieredChunkCache) doGetChunk(fileId string, minSize uint64) (data []byte) {
if minSize < memCacheSizeLimit {
data = c.memCache.GetChunk(fileId)
@ -82,7 +82,7 @@ func (c *ChunkCache) doGetChunk(fileId string, minSize uint64) (data []byte) {
}
func (c *ChunkCache) SetChunk(fileId string, data []byte) {
func (c *TieredChunkCache) SetChunk(fileId string, data []byte) {
if c == nil {
return
}
@ -94,7 +94,7 @@ func (c *ChunkCache) SetChunk(fileId string, data []byte) {
c.doSetChunk(fileId, data)
}
func (c *ChunkCache) doSetChunk(fileId string, data []byte) {
func (c *TieredChunkCache) doSetChunk(fileId string, data []byte) {
if len(data) < memCacheSizeLimit {
c.memCache.SetChunk(fileId, data)
@ -116,7 +116,7 @@ func (c *ChunkCache) doSetChunk(fileId string, data []byte) {
}
func (c *ChunkCache) Shutdown() {
func (c *TieredChunkCache) Shutdown() {
if c == nil {
return
}

4
weed/util/chunk_cache/chunk_cache_on_disk_test.go
View file

@ -16,7 +16,7 @@ func TestOnDisk(t *testing.T) {
totalDiskSizeMb := int64(32)
cache := NewChunkCache(0, tmpDir, totalDiskSizeMb)
cache := NewTieredChunkCache(0, tmpDir, totalDiskSizeMb)
writeCount := 5
type test_data struct {
@ -45,7 +45,7 @@ func TestOnDisk(t *testing.T) {
cache.Shutdown()
cache = NewChunkCache(0, tmpDir, totalDiskSizeMb)
cache = NewTieredChunkCache(0, tmpDir, totalDiskSizeMb)
for i := 0; i < writeCount; i++ {
data := cache.GetChunk(testData[i].fileId, testData[i].size)