Thanks for you replay Mark,
"active": {
"primaries": {
"fielddata": {
"memory_size_in_bytes": 77076457764,
"evictions": 0,
"fields": {
"commentsCount": {
"memory_size_in_bytes": 2416090508
},
"_uid": {
"memory_size_in_bytes": 46517210860
},
"sourceTimeUnit": {
"memory_size_in_bytes": 4160954108
},
"likesCount": {
"memory_size_in_bytes": 4225460468
},
"imageCount": {
"memory_size_in_bytes": 435807840
},
"geo": {
"memory_size_in_bytes": 19320933980
}
}
}
},
"total": {
"fielddata": {
"memory_size_in_bytes": 90893341516,
"evictions": 0,
"fields": {
"commentsCount": {
"memory_size_in_bytes": 2661775356
},
"_uid": {
"memory_size_in_bytes": 55220225456
},
"sourceTimeUnit": {
"memory_size_in_bytes": 4846336504
},
"likesCount": {
"memory_size_in_bytes": 4712145912
},
"imageCount": {
"memory_size_in_bytes": 517060176
},
"geo": {
"memory_size_in_bytes": 22935798112
}
}
}
}
},
we got field data usage by using GET /_stats/fielddata?fields=*
in this result total is more than primaries, so i thought maybe some
replica load data to field data too. (cause some query will send to replica
shard)
在 2015年5月4日星期一 UTC+8下午4:50:38，Junheng Gong写道：
>
> we have about 2.2B data in our elasticsearch, and we using facet and
> function score query on those data.
>
> it will load many data to fielddata, and replica double it.
>
> so my question is "how to set replica to make sure it won't use field data
> expect primary shard down"?
>
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