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@@ -180,6 +180,22 @@ Previously, there were three settings for the ping timeout: `discovery.zen.initi
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the only setting key for the ping timeout is now `discovery.zen.ping_timeout`. The default value for
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ping timeouts remains at three seconds.
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+
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+==== Recovery settings
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+
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+Recovery settings deprecated in 1.x have been removed:
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+
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+ * `index.shard.recovery.translog_size` is superseded by `indices.recovery.translog_size`
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+ * `index.shard.recovery.translog_ops` is superseded by `indices.recovery.translog_ops`
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+ * `index.shard.recovery.file_chunk_size` is superseded by `indices.recovery.file_chunk_size`
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+ * `index.shard.recovery.concurrent_streams` is superseded by `indices.recovery.concurrent_streams`
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+ * `index.shard.recovery.concurrent_small_file_streams` is superseded by `indices.recovery.concurrent_small_file_streams`
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+ * `indices.recovery.max_size_per_sec` is superseded by `indices.recovery.max_bytes_per_sec`
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+
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+If you are using any of these settings please take the time and review their purpose. All of the settings above are considered
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+_expert settings_ and should only be used if absolutely necessary. If you have set any of the above setting as persistent
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+cluster settings please use the settings update API and set their superseded keys accordingly.
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+
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[[breaking_30_mapping_changes]]
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=== Mapping changes
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Simon Willnauer