lvfangmin commented on a change in pull request #869: ZOOKEEPER-3020: Review of
SyncRequestProcessor
URL: https://github.com/apache/zookeeper/pull/869#discussion_r270099253
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File path:
zookeeper-server/src/main/java/org/apache/zookeeper/server/SyncRequestProcessor.java
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@@ -102,103 +108,95 @@ public void run() {
// we do this in an attempt to ensure that not all of the servers
// in the ensemble take a snapshot at the same time
- int randRoll = r.nextInt(snapCount/2);
+ int randRoll = ThreadLocalRandom.current().nextInt(snapCount / 2,
snapCount);
Review comment:
I remember we changed to use Random from thread local once since it's
approximately giving the same randomize after JDK 8 if I remember correctly.
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