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Χϧʹ͓͚Δ
Elasiticsearchͷಋೖͱ࣮ྫ
Hiroki Matsue
גࣜձࣾ Housmart CIO
Nov 25, 2016
ෆಈ࢈ςοΫษڧձ#4
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• @macs_6
• Ruby / iOS / Scrum
• ࠷ۙͷΈ: KarabinerͰEmacsΩʔϚοϓͰ
͖ͳ͍͜ͱ
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No content
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• 97%ͷ෦Λཏ(౦ژ23۠ɾԣɾਆಸ)
• औҾࣄྫਪఆՁ֨Ͱదਖ਼Ձ͕͔֨Δ
• հखྉ3%͕࠷େແྉ
தݹϚϯγϣϯചങઐͷwebෆಈ࢈
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ΧϧͰಈ͘
Elasticsearchͷ
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ಋೖͷഎܠ
• ϢʔβͷͨΊʹݕࡧΛͬͱ͍͍ͨ͘͢͠
• ࣅͨ݅ݟ͚͍ͭͨ͘͢͠
• ϨεϙϯεΛ͍ͨ͘͠
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ݕࡧΫΤϦ
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࣮ݱͨ͜͠ͱɾ͍ͨ͜͠ͱ
• Ϛϯγϣϯݕࡧ͢ΔࡍͷΩʔϫʔυΛαδΣετ
• ʮܘXkmҎͷϚϯγϣϯʯͷऔಘ
• 89.8ms => 23.4ms
• Ϛϯγϣϯݕࡧ(Ҡߦத)
• ࣅͨϚϯγϣϯͷϨίϝϯυ(͜Ε͔Β)
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Ϛϯγϣϯ໊αδΣετͷ
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ߏ
CloudFront
S3
ELB Front
(EC2)
RDS
Elasticsearch
(EC2)
API
(EC2)
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Elasticsearchʹ
ೖΕ͍ͯΔσʔλɾ༻్
• σʔλ
• Ϛϯγϣϯͷ౩ͷϚελσʔλ
• ༻్
• ݕࡧϫʔυͷαδΣετ
• ۙྡͷϚϯγϣϯҰཡͷऔಘ
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͠͞/
• ͠͞
• ຊޠ
• Ұൠࣙॻʹೖͬͯͳ͍୯ޠ(ϒϥϯυ໊etc)
•
• ຊޠಛ༗ͷઃఆͷ࡞ΓࠐΈ
• ରσʔλΛԼॲཧ
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https://medium.com/hello-elasticsearch/elasticsearch-91c9f22c663a
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Char Filter
normalize: {
type: 'icu_normalizer',
name: 'nfkc',
mode: 'compose'
}
ʮ͔ʯ+ʮʃʯˠʮ͕ʯ
ʮὦʯˠʮηϯνʯ
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Ωʔϫʔυೖྗத༻ͷFilter
...
# Πϯϙʔτ࣌
'lowercase',
'trim',
'engram'
...
# ೖྗ࣌
'lowercase',
'trim'
...
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Ωʔϫʔυ֬ఆ༻ͷFilter
...
# Πϯϙʔτ࣌
'lowercase',
'trim',
'readingform_neologd_romaji',
'asciifolding',
‘engram'
...
# ೖྗ࣌
'lowercase',
‘trim’,
'readingform_neologd_romaji',
'asciifolding'
...
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େ·͔ͳྲྀΕ
• খจࣈԽ
• ݴ༿લޙͷۭനจࣈΛআ
• ͍จࣈͷ୯ޠΛআ֎
• ࣈΛϩʔϚࣈʹม
• ΞϧϑΝϕοτมʢhokkaidō → hokkaidoʣ
ࢀߟ: https://medium.com/hello-elasticsearch/elasticsearch-ΩʔϫʔυαδΣετຊޠͷͨΊͷઃܭ-352a230030dd
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ΠϯσοΫεͷલॲཧ
ྫ͑ʰຊώϧζϨδσϯεʱΛ…
• ʮຊώϧζϨδσϯεʯ
• ʮຊʯʮώϧζʯʮϨδσϯεʯ
• ʮຊʯ
• ʮώϧζʯ
• ʮϨδσϯεʯ
• ʮຊʯʮώϧζʯ
• ʮώϧζʯʮϨδσϯεʯ
ҙຯͷ͋Δසग़ޠ͕
αδΣετ͞ΕΔ
• ໊ɾӺ໊
• ϒϥϯυ໊
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ࠓޙΓ͍ͨ͜ͱ
• طଘݕࡧͷஔ͖͑(ΫΤϦվमɾࣙॻ֦ॆ)
• Ϩίϝϯυػೳͷఏڙ
• PercolatorʹΑΔ৽ண௨
• ӡ༻ڧԽ(HAߏɾΠϯϙʔτपΓͷઃܭ)
• etc..
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ٕज़ࢿͷ࣌ؒͮ͘Γ
http://techblog.housmart.co.jp/2016/03/14/dev_cycle/
͍͍͢͢ਫ༵
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We are hiring!
ϋεϚʔτ@wantedly