Differences

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--- elasticsearch [2021/01/25 23:36] – [Quick Commands] k2patel
+++ elasticsearch [2021/01/25 23:41] (current) – [Quick Commands] k2patel
@@ Line 18: / Line 18: @@
 == Unassigned shard | timeout ==
-= Try restarting =
+**Try restarting**
 <code bash>
 curl -XPOST -k https://admin:<password>@<hostname>:9200/_cluster/reroute?retry_failed=true --CApath /etc/elasticsearch/root-ca-key.pem
 </code>
-= List indexes not assigned =
+**List indexes not assigned**
 <code bash>
 curl -k --CApath /etc/elasticsearch/root-ca-key.pem -XGET https://admin:<password>@<hostname>:9200/_cat/shards?h=index,shard,prirep,state,unassigned.reason | grep -i UNASSIGNED
 </code>
-= Detailed information on issue =
+**Detailed information on issue**
 <code bash>
 curl -k --CApath /etc/elasticsearch/root-ca-key.pem -XGET https://admin:<password>@<hostname>:9200/_cluster/allocation/explain?pretty
@@ Line 40: / Line 40: @@
 curl -XDELETE 'http://localhost:9200/*.reindex'
 </code>
+== Disk usage issue ==
+When free disk space fall cluster fails.
+<code bash>
+curl -H 'Content-Type: application/json' -X PUT -d '{
+  "transient": {
+    "cluster.routing.allocation.disk.watermark.low": "89%",
+    "cluster.routing.allocation.disk.watermark.high": "94%",
+   "cluster.info.update.interval": "1m"
+  }
+}' http://localhost:9200/_cluster/settings
+</code>
 ==== Templates ====