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/*
* Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
* or more contributor license agreements. Licensed under the Elastic License
* 2.0 and the Server Side Public License, v 1; you may not use this file except
* in compliance with, at your election, the Elastic License 2.0 or the Server
* Side Public License, v 1.
*/
package org.elasticsearch.cluster.routing.allocation;
public final class Explanations {
public static final class Allocation {
public static final String YES = """
Elasticsearch can allocate the shard.""";
public static final String THROTTLED = """
Elasticsearch is currently busy with other activities. It expects to be able to allocate this shard when those activities \
finish. Please wait.""";
public static final String AWAITING_INFO = """
Elasticsearch is retrieving information about this shard from one or more nodes. It will make an allocation decision after it \
receives this information. Please wait.""";
public static final String ALL_COPIES_INVALID = """
Elasticsearch can't allocate this shard because all the copies of its data in the cluster are stale or corrupt. Elasticsearch \
will allocate this shard when a node containing a good copy of its data joins the cluster. If no such node is available, \
restore this index from a recent snapshot.""";
public static final String NO_COPIES = """
Elasticsearch can't allocate this shard because there are no copies of its data in the cluster. Elasticsearch will allocate \
this shard when a node holding a good copy of its data joins the cluster. If no such node is available, restore this index \
from a recent snapshot.""";
public static final String DELAYED_WITH_ALTERNATIVE = """
The node containing this shard copy recently left the cluster. Elasticsearch is waiting for it to return. If the node does not \
return within [%s] then Elasticsearch will allocate this shard to another node. Please wait.""";
public static final String DELAYED_WITHOUT_ALTERNATIVE = """
The node holding this shard copy recently left the cluster. Elasticsearch is waiting for it to return. If the node does not \
return within [%s] then Elasticsearch will attempt to allocate this shard to another node, but it cannot be allocated to any \
other node currently in the cluster. If you expect this shard to be allocated to another node, find this node in the \
node-by-node explanation and address the reasons which prevent Elasticsearch from allocating this shard there.""";
public static final String EXISTING_STORES_FORBIDDEN = """
Elasticsearch isn't allowed to allocate this shard to any of the nodes in the cluster that hold an in-sync copy of its data. \
Choose a node to which you expect this shard to be allocated, find this node in the node-by-node explanation, and address the \
reasons which prevent Elasticsearch from allocating this shard there.""";
public static final String ALL_NODES_FORBIDDEN = """
Elasticsearch isn't allowed to allocate this shard to any of the nodes in the cluster. Choose a node to which you expect this \
shard to be allocated, find this node in the node-by-node explanation, and address the reasons which prevent Elasticsearch \
from allocating this shard there.""";
}
public static final class Rebalance {
public static final String YES = """
Elasticsearch can rebalance this shard to another node.""";
public static final String ALREADY_BALANCED = """
This shard is in a well-balanced location and satisfies all allocation rules so it will remain on this node. Elasticsearch \
cannot improve the cluster balance by moving it to another node. If you expect this shard to be rebalanced to another node, \
find the other node in the node-by-node explanation and address the reasons which prevent Elasticsearch from rebalancing this \
shard there.""";
public static final String AWAITING_INFO = """
Elasticsearch is currently retrieving information about this shard from one or more nodes. It will make a rebalancing decision \
after it receives this information. Please wait.""";
public static final String CLUSTER_THROTTLE = """
Elasticsearch is currently busy with other activities. It will rebalance this shard when those activities finish. Please \
wait.""";
public static final String NODE_THROTTLE = """
Elasticsearch is attempting to rebalance this shard to another node, but the nodes involved are currently busy with other \
activities. The shard will be rebalanced when those activities finish. Please wait.""";
public static final String CANNOT_REBALANCE_CAN_ALLOCATE = """
Elasticsearch is allowed to allocate this shard to another node but it isn't allowed to rebalance the shard there. If you \
expect this shard to be rebalanced to another node, find this node in the node-by-node explanation and address the reasons \
which prevent Elasticsearch from rebalancing this shard there.""";
public static final String CANNOT_REBALANCE_CANNOT_ALLOCATE = """
Elasticsearch is not allowed to allocate or rebalance this shard to another node. If you expect this shard to be rebalanced to \
another node, find this node in the node-by-node explanation and address the reasons which prevent Elasticsearch from \
rebalancing this shard there.""";
}
public static final class Move {
public static final String YES = """
This shard may not remain on its current node. Elasticsearch will move it to another node.""";
public static final String THROTTLED = """
This shard may not remain on its current node. Elasticsearch is currently busy with other activities and will move this shard \
to another node when those activities finish. Please wait.""";
public static final String NO = """
This shard may not remain on its current node, but Elasticsearch isn't allowed to move it to another node. Choose a node to \
which you expect this shard to be allocated, find this node in the node-by-node explanation, and address the reasons which \
prevent Elasticsearch from allocating this shard there.""";
}
}