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authorChristopher Speller <crspeller@gmail.com>2017-08-17 17:19:06 -0700
committerGitHub <noreply@github.com>2017-08-17 17:19:06 -0700
commit96eab1202717e073782ec399a4e0820cae15b1bb (patch)
tree011012982be971c7e9ef91466f026bc0956ac9a2 /vendor/github.com/go-redis/redis/internal/internal.go
parent2c895ee66eed626721135acfcc48254c6e3f3b29 (diff)
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Updating server dependancies. (#7246)
Diffstat (limited to 'vendor/github.com/go-redis/redis/internal/internal.go')
-rw-r--r--vendor/github.com/go-redis/redis/internal/internal.go13
1 files changed, 7 insertions, 6 deletions
diff --git a/vendor/github.com/go-redis/redis/internal/internal.go b/vendor/github.com/go-redis/redis/internal/internal.go
index fb4efa5f0..ad3fc3c9f 100644
--- a/vendor/github.com/go-redis/redis/internal/internal.go
+++ b/vendor/github.com/go-redis/redis/internal/internal.go
@@ -5,19 +5,20 @@ import (
"time"
)
-const retryBackoff = 8 * time.Millisecond
-
// Retry backoff with jitter sleep to prevent overloaded conditions during intervals
// https://www.awsarchitectureblog.com/2015/03/backoff.html
-func RetryBackoff(retry int, maxRetryBackoff time.Duration) time.Duration {
+func RetryBackoff(retry int, minBackoff, maxBackoff time.Duration) time.Duration {
if retry < 0 {
retry = 0
}
- backoff := retryBackoff << uint(retry)
- if backoff > maxRetryBackoff {
- backoff = maxRetryBackoff
+ backoff := minBackoff << uint(retry)
+ if backoff > maxBackoff || backoff < minBackoff {
+ backoff = maxBackoff
}
+ if backoff == 0 {
+ return 0
+ }
return time.Duration(rand.Int63n(int64(backoff)))
}