dlmarion commented on code in PR #2707:
URL: https://github.com/apache/accumulo/pull/2707#discussion_r874885492
##########
server/base/src/main/java/org/apache/accumulo/server/security/handler/ZKSecurityTool.java:
##########
@@ -114,16 +119,34 @@ public static byte[] createPass(byte[] password) throws
AccumuloException {
return cryptHash.getBytes(UTF_8);
}
+ private static final Cache<String,String> CRYPT_PASSWORD_CACHE =
Caffeine.newBuilder()
+ .scheduler(Scheduler.systemScheduler()).expireAfterWrite(3,
TimeUnit.SECONDS).build();
Review Comment:
@keith-turner thinks he has a solution for the other locking issues he saw
in #2700 in the ScanServer. I'll suggest to him that he test with his solution
first to see if this is still an issue, then test with this to see if it solves
it. I'll wait to merge this until we hear back.
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