我将12个新数据节点添加到8个数据节点的现有集群中。我正在尝试按照建议使用“排除分配”关闭先前的8个节点
它没有重定位任何碎片，所以我运行带有“explain”选项的reroute命令。有人可以解释以下文字在说什么吗？
> "explanations" : [ {
> "command" : "move",
> "parameters" : {
> "index" : "2015-09-20",
> "shard" : 0,
> "from_node" : "_dDn1SmqSquhMGgjti6vGg",
> "to_node" : "OQBFMt17RaWboOzMnUy2jA"
> },
> "decisions" : [ {
> "decider" : "same_shard",
> "decision" : "YES",
> "explanation" : "shard is not allocated to same node or host"
> }, {
> "decider" : "filter",
> "decision" : "YES",
> "explanation" : "node passes include/exclude/require filters"
> }, {
> "decider" : "replica_after_primary_active",
> "decision" : "YES",
> "explanation" : "shard is primary"
> }, {
> "decider" : "throttling",
> "decision" : "YES",
> "explanation" : "below shard recovery limit of [16]"
> }, {
> "decider" : "enable",
> "decision" : "YES",
> "explanation" : "allocation disabling is ignored"
> }, {
> "decider" : "disable",
> "decision" : "YES",
> "explanation" : "allocation disabling is ignored"
> }, {
> "decider" : "awareness",
> "decision" : "NO",
> "explanation" : "too many shards on nodes for attribute: [dc]" }, {
> "decider" : "shards_limit",
> "decision" : "YES",
> "explanation" : "total shard limit disabled: [-1] <= 0"
> }, {
> "decider" : "node_version",
> "decision" : "YES",
> "explanation" : "target node version [1.4.5] is same or newer than source node version [1.4.5]"
> }, {
> "decider" : "disk_threshold",
> "decision" : "YES",
> "explanation" : "enough disk for shard on node, free: [1.4tb]"
> }, {
> "decider" : "snapshot_in_progress",
> "decision" : "YES", "explanation" : "no snapshots are currently running"
>
最佳答案
如果您有副本，则可以简单地一个接一个地关闭节点，然后等待每个节点使集群再次变为绿色。
在这种情况下，您无需显式重新路由。
就是说，在您的日志中，听起来好像您正在awareness文件中使用elasticsearch.yml。您应该检查您的设置。