Robert Varga created SSHD-846:
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             Summary: ECDH/HDG kex retains KeyPairGenerator
                 Key: SSHD-846
                 URL: https://issues.apache.org/jira/browse/SSHD-846
             Project: MINA SSHD
          Issue Type: Bug
    Affects Versions: 2.0.0
            Reporter: Robert Varga


Analysis of a heap dump of running OpenDaylight with 10K concurrent NETCONF 
sessions over SSH transport shows that around 16% of the heap is used by Bouncy 
Castle's KeyPairGeneratorSpi$EC and related objects – accounting for ~26% of 
OpenDaylight's per-session memory overhead.

These objects are retained by org.apache.sshd.common.kex.ECDH's myKpairGen 
field, which is never used once a keypair is generated.



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