[ https://issues.apache.org/jira/browse/IGNITE-12069?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16907230#comment-16907230 ]
Ivan Pavlukhin commented on IGNITE-12069: ----------------------------------------- [~xtern], thank you for a clarification. > Create cache shared preloader > ----------------------------- > > Key: IGNITE-12069 > URL: https://issues.apache.org/jira/browse/IGNITE-12069 > Project: Ignite > Issue Type: Sub-task > Reporter: Maxim Muzafarov > Assignee: Pavel Pereslegin > Priority: Major > Labels: iep-28 > > {{CacheSharedPreloader}} must do the following: > # build the map of partitions and corresponding supplier nodes from which > partitions will be loaded [1]; > # switch cache data storage to {{no-op}} and back to original (HWM must be > fixed here for the needs of historical rebalance) under the checkpoint and > keep the partition update counter for each partition [1]; > # run async the eviction indexes for the list of collected partitions (API > must be provided by IGNITE-11075) [2]; > # send a request message to each node one by one with the list of partitions > to load [2]; > # wait for files received (listening for the transmission handler) [2]; > # run rebuild indexes async over the receiving partitions (API must be > provided by IGNITE-11075) [2]; > # run historical rebalance from LWM to HWM collected above (LWM can be read > from the received file meta page) [1]; > The points marked with the label {{[1]}} must be done prior to {{[2]}}. > > NOTE. The following things need to be checked: > # Rebalancing of MVCC cache groups; > # How LWM and HWM will be set for the historical rebalance; -- This message was sent by Atlassian JIRA (v7.6.14#76016)