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| author | Chris Lu <chris.lu@gmail.com> | 2021-11-05 00:03:13 -0700 |
|---|---|---|
| committer | Chris Lu <chris.lu@gmail.com> | 2021-11-05 00:03:13 -0700 |
| commit | 7348d2ae6398387bb96526f1d3d9f6fcafc3d4da (patch) | |
| tree | b34f5aa15f294db0462e2b837a5d41bb49a5ede0 | |
| parent | 00ae965d8d72cddf8bce279b059b0ff7a960c040 (diff) | |
| download | seaweedfs-7348d2ae6398387bb96526f1d3d9f6fcafc3d4da.tar.xz seaweedfs-7348d2ae6398387bb96526f1d3d9f6fcafc3d4da.zip | |
randomize traffic if replicated
| -rw-r--r-- | weed/filer/filechunk_manifest.go | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/weed/filer/filechunk_manifest.go b/weed/filer/filechunk_manifest.go index 32008271b..023d9e04a 100644 --- a/weed/filer/filechunk_manifest.go +++ b/weed/filer/filechunk_manifest.go @@ -6,6 +6,7 @@ import ( "github.com/chrislusf/seaweedfs/weed/wdclient" "io" "math" + "math/rand" "net/url" "strings" "time" @@ -142,6 +143,9 @@ func retriedStreamFetchChunkData(writer io.Writer, urlStrings []string, cipherKe var shouldRetry bool var totalWritten int + rand.Shuffle(len(urlStrings), func(i, j int) { + urlStrings[i], urlStrings[j] = urlStrings[j], urlStrings[i] + }) for waitTime := time.Second; waitTime < util.RetryWaitTime; waitTime += waitTime / 2 { for _, urlString := range urlStrings { var localProcesed int |