https://jira.opendaylight.org This file is an XML representation of an issue en-us 8.20.10 820010 22-06-2022 https://jira.opendaylight.org/browse/YANGTOOLS-162 yangtools <p>A simply-booted SP Edition contains 271623 org.opendaylight.yangtools.yang.common.QName instances, which eat up 86911936 bytes of memory (26783936 with retained objects), making it the top org.opendaylight object.</p> <p>The second most favorite is org.opendaylight.yangtools.yang.model.api.SchemaPath, with 250099 instances, 6002376 bytes and 34274552 retained (this includes QNames).</p> <p>Heap analysis points at possible savings of about 13MB on duplicated strings. We now have an object cache API, which will clearly be useful for these objects. Implement the proper usage.</p> <p>Note that QNames are allocated from binding classes, so any strings retained in the cache have to be copies.</p> <p>Operating System: All<br/> Platform: All</p> YANGTOOLS-162

QName/SchemaPath object caching

Improvement Resolved Done Robert Varga Robert Varga Mon, 12 May 2014 22:49:16 +0000 Sun, 10 Apr 2022 18:35:05 +0000 Wed, 6 Aug 2014 09:41:57 +0000 0 2 <p><a href="https://git.opendaylight.org/gerrit/7319" class="external-link" target="_blank" rel="nofollow noopener">https://git.opendaylight.org/gerrit/7319</a></p> <p>Needs follow-up conversion of users to static factory methods next.</p> <p><a href="https://git.opendaylight.org/gerrit/#/c/6926/" class="external-link" target="_blank" rel="nofollow noopener">https://git.opendaylight.org/gerrit/#/c/6926/</a></p> Development External issue ID 994 External issue URL ODL SR Target Milestone Rank 0|i025iv: