RFR 8197518: Kerberos krb5 authentication: AuthList's put method leads to performance issue

Weijun Wang weijun.wang at oracle.com
Thu Feb 22 08:36:55 UTC 2018

Please take a review at


Two notes:

1. I tried list.subList(here, end).clear() but it's not faster.

2. I have looked at ConcurrentHashMap + ConcurrentSkipListMap but will need more time to verify its correctness and measure the performance gain. Since the bug is reported on 8u, a safer fix looks better.



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