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randomize traffic if replicated

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This commit is contained in:
Chris Lu
2021-11-05 00:03:13 -07:00
parent 00ae965d8d
commit 7348d2ae63
1 changed files with 4 additions and 0 deletions
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4
weed/filer/filechunk_manifest.go
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@@ -6,6 +6,7 @@ import (
"github.com/chrislusf/seaweedfs/weed/wdclient" "github.com/chrislusf/seaweedfs/weed/wdclient"
"io" "io"
"math" "math"
"math/rand"
"net/url" "net/url"
"strings" "strings"
"time" "time"
@@ -142,6 +143,9 @@ func retriedStreamFetchChunkData(writer io.Writer, urlStrings []string, cipherKe
var shouldRetry bool var shouldRetry bool
var totalWritten int 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 waitTime := time.Second; waitTime < util.RetryWaitTime; waitTime += waitTime / 2 {
for _, urlString := range urlStrings { for _, urlString := range urlStrings {
var localProcesed int var localProcesed int