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| author | famosss <zzq09494@ly.com> | 2022-09-16 15:30:40 +0800 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2022-09-16 00:30:40 -0700 |
| commit | d949a238b83dc05fe79a1fb02a047a25355feb7b (patch) | |
| tree | 11cfe94e1ee8c09bfe5f67716987e62e1edc3f39 /weed/command/volume.go | |
| parent | cf90f76a35df8c8509ad3ccece566ecb0b74cf66 (diff) | |
| download | seaweedfs-d949a238b83dc05fe79a1fb02a047a25355feb7b.tar.xz seaweedfs-d949a238b83dc05fe79a1fb02a047a25355feb7b.zip | |
volume: add "readBufSize" option to customize read optimization (#3702)
* simplify a bit
* feat: volume: add "readBufSize" option to customize read optimization
* refactor : redbufSIze -> readBufferSize
* simplify a bit
* simplify a bit
Diffstat (limited to 'weed/command/volume.go')
| -rw-r--r-- | weed/command/volume.go | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/weed/command/volume.go b/weed/command/volume.go index 3b31ada50..5b62a4844 100644 --- a/weed/command/volume.go +++ b/weed/command/volume.go @@ -67,6 +67,7 @@ type VolumeServerOptions struct { // pulseSeconds *int inflightUploadDataTimeout *time.Duration hasSlowRead *bool + readBufferSize *int } func init() { @@ -98,6 +99,7 @@ func init() { v.idxFolder = cmdVolume.Flag.String("dir.idx", "", "directory to store .idx files") v.inflightUploadDataTimeout = cmdVolume.Flag.Duration("inflightUploadDataTimeout", 60*time.Second, "inflight upload data wait timeout of volume servers") v.hasSlowRead = cmdVolume.Flag.Bool("hasSlowRead", false, "<experimental> if true, this prevents slow reads from blocking other requests, but large file read P99 latency will increase.") + v.readBufferSize = cmdVolume.Flag.Int("readBufferSize", 1024 * 1024, "<experimental> larger values can optimize query performance but will increase some memory usage,Use with hasSlowRead normally.") } var cmdVolume = &Command{ @@ -246,6 +248,7 @@ func (v VolumeServerOptions) startVolumeServer(volumeFolders, maxVolumeCounts, v int64(*v.concurrentDownloadLimitMB)*1024*1024, *v.inflightUploadDataTimeout, *v.hasSlowRead, + *v.readBufferSize, ) // starting grpc server grpcS := v.startGrpcService(volumeServer) |