[
https://issues.apache.org/jira/browse/IGNITE-13345?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17180994#comment-17180994
]
Kirill Tkalenko commented on IGNITE-13345:
------------------------------------------
[~akalashnikov] I made edits by comments, waiting for a new visa.
> Warming up strategy
> -------------------
>
> Key: IGNITE-13345
> URL: https://issues.apache.org/jira/browse/IGNITE-13345
> Project: Ignite
> Issue Type: New Feature
> Reporter: Kirill Tkalenko
> Assignee: Kirill Tkalenko
> Priority: Major
> Labels: IEP-40
> Fix For: 2.10
>
> Time Spent: 0.5h
> Remaining Estimate: 0h
>
> Summary of
> [Dev-list|http://apache-ignite-developers.2346864.n4.nabble.com/DISCUSSION-Cache-warmup-td48582.html]
> # Adding a marker interface
> *org.apache.ignite.configuration.WarmUpConfiguration*;
> # Adding a configuration to
> ##
> *org.apache.ignite.configuration.DataRegionConfiguration#setWarmUpConfiguration*
> ##
> *org.apache.ignite.configuration.DataStorageConfiguration#setDefaultWarmUpConfiguration*
> # Add an internal warm-up interface that will start in [1] after [2] (after
> recovery);
> {code:java}
> package org.apache.ignite.internal.processors.cache.warmup;
> import org.apache.ignite.IgniteCheckedException;
> import org.apache.ignite.configuration.WarmUpConfiguration;
> import org.apache.ignite.internal.GridKernalContext;
> import org.apache.ignite.internal.processors.cache.persistence.DataRegion;
> /**
> * Interface for warming up.
> */
> public interface WarmUpStrategy<T extends WarmUpConfiguration> {
> /**
> * Returns configuration class for mapping to strategy.
> *
> * @return Configuration class.
> */
> Class<T> configClass();
> /**
> * Warm up.
> *
> * @param kernalCtx Kernal context.
> * @param cfg Warm-up configuration.
> * @param region Data region.
> * @throws IgniteCheckedException if faild.
> */
> void warmUp(GridKernalContext kernalCtx, T cfg, DataRegion region) throws
> IgniteCheckedException;
> /**
> * Closing warm up.
> *
> * @throws IgniteCheckedException if faild.
> */
> void close() throws IgniteCheckedException;
> }
> {code}
> # Adding an internal plugin extension for add own strategies;
> {code:java}
> package org.apache.ignite.internal.processors.cache.warmup;
>
> import java.util.Collection;
> import org.apache.ignite.plugin.Extension;
>
> /**
> * Interface for getting warm-up strategies from plugins.
> */
> public interface WarmUpStrategySupplier extends Extension {
> /**
> * Getting warm-up strategies.
> *
> * @return Warm-up strategies.
> */
> Collection<WarmUpStrategy> strategies();
> }
> {code}
> # Adding strategies:
> ## Without implementation, for the possibility of disabling the warm-up: NoOP
> ## Loading everything while there is RAM with priority to indexes: LoadAll
> # Add a command to "control.sh", to stop current warm-up and cancel all
> others: --warm-up stop in IGNITE-13362
> [1] -
> org.apache.ignite.internal.processors.cache.GridCacheProcessor.CacheRecoveryLifecycle#afterLogicalUpdatesApplied
> [2] -
> org.apache.ignite.internal.processors.cache.GridCacheProcessor.CacheRecoveryLifecycle#restorePartitionStates
--
This message was sent by Atlassian Jira
(v8.3.4#803005)
