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https://issues.apache.org/jira/browse/MNEMONIC-376?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16197197#comment-16197197
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ASF GitHub Bot commented on MNEMONIC-376:
-----------------------------------------
Github user bigdata-memory commented on a diff in the pull request:
https://github.com/apache/incubator-mnemonic/pull/74#discussion_r143510796
--- Diff:
mnemonic-core/src/main/java/org/apache/mnemonic/VolatileMemAllocator.java ---
@@ -158,6 +159,19 @@ public long expand(long size) {
return ret;
}
+ @Override
+ public long shrink(long size) {
+ long ret = 0L;
+ if (null != m_features) {
+ if (m_features.contains(SHRINKABLE)) {
+ return m_vmasvc.adjustCapacity(m_nid, (-1) * size);
--- End diff --
Please assign the result to ret variable
> Support shrinkable durable memory service
> ------------------------------------------
>
> Key: MNEMONIC-376
> URL: https://issues.apache.org/jira/browse/MNEMONIC-376
> Project: Mnemonic
> Issue Type: New Feature
> Components: Memory-Service
> Affects Versions: 0.10.0-incubating
> Reporter: Wang, Gang
> Assignee: Peili SHEN
>
> The shrinkable feature would be required if we want to transfer durable
> objects to remote nodes. The user cannot predict how much space they need so
> there must be some free space is not necessary to be transferred. the
> shrinkable memory service also needs to handle the change of capacity
> underlying.
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