Slide 1
Slide 1 text
ԘҪඒ࡙!DPF@
.BS
'VLVPLBSCճ-5େձ
Β͘Β͘3BDUPS
Slide 2
Slide 2 text
'VLVPLBSC
͓ΊͰͱ͏͍͟͝·͢ʂ
Slide 3
Slide 3 text
ຊͷൃදʹ͍ͭͯ
ɹฒߦฒྻϓϩάϥϛϯάઈࢍษڧதͰ͢ɻ
ɹٕज़తࢦఠͳͲ͓͍ͪͯ͠·͢ɻ
8*1
Slide 4
Slide 4 text
ຊͷൃදʹ͍ͭͯ
ɹXBSOJOH3BDUPSJTFYQFSJNFOUBM
ɹBOEUIFCFIBWJPSNBZDIBOHFJOGVUVSFWFSTJPOTPG3VCZ
ɹ"MTPUIFSFBSFNBOZJNQMFNFOUBUJPOJTTVFT
ɹ3BDUPS3VCZͷ࣮ݧతػೳͳͷͰɺ
ɹࠓޙ༷͕มΘΔ͔͠Ε·ͤΜɻ
8*1
ͱ͍͑ʜ
Slide 5
Slide 5 text
ࣗݾհ
ԘҪඒ࡙ ͓͍͠
!DPF@
ɹ8FCϓϩάϥϚˠ
ɹ'VLVPLBSCੜ·Εɺ"TBLVTBSCҭͪ
ɹ࠷ۙ3VCZͷ৽ػೳɾ3BDUPS͕ؾʹͳ͍ͬͯ·͢
Slide 6
Slide 6 text
ࣗݾհ
ԘҪඒ࡙ ͓͍͠
!DPF@
ɹ8FCϓϩάϥϚˠ
ɹ'VLVPLBSCੜ·Εɺ"TBLVTBSCҭͪ
ɹ࠷ۙ3VCZͷ৽ػೳɾ3BDUPS͕ؾʹͳ͍ͬͯ·͢
‐ࠓͷ͓
Slide 7
Slide 7 text
3BDUPSʹؔ͢ΔυΩϡϝϯτ
3BDUPS3VCZT"DUPSMJLFDPODVSSFOUBCTUSBDUJPO
IUUQTHJUIVCDPNSVCZSVCZCMPCNBTUFSEPDSBDUPSNE
3BDUPS 3VCZ%PDPSH
IUUQTSVCZEPDPSHDPSF3BDUPSIUNM
3VCZͷ3BDUPSΛࣗຫ͍ͨ͠ ΫοΫύου։ൃऀϒϩά
ɹIUUQTUFDIMJGFDPPLQBEDPNFOUSZ
3VCZͷ3BDUPSʹ͍ͭͯ ۜ࠲3BJMT
IUUQXXXBUEPUOFUdLPBDUJWJUJFT@HJO[BSBJMTQEG
Slide 8
Slide 8 text
3BDUPSʹؔ͢ΔυΩϡϝϯτ
3BDUPS3VCZT"DUPSMJLFDPODVSSFOUBCTUSBDUJPO
IUUQTHJUIVCDPNSVCZSVCZCMPCNBTUFSEPDSBDUPSNE
3BDUPS 3VCZ%PDPSH
IUUQTSVCZEPDPSHDPSF3BDUPSIUNM
3VCZͷ3BDUPSΛࣗຫ͍ͨ͠ ΫοΫύου։ൃऀϒϩά
ɹIUUQTUFDIMJGFDPPLQBEDPNFOUSZ
3VCZͷ3BDUPSʹ͍ͭͯ ۜ࠲3BJMT
IUUQXXXBUEPUOFUdLPBDUJWJUJFT@HJO[BSBJMTQEG
Slide 9
Slide 9 text
ͨͷ͍͠ฒߦฒྻϓϩάϥϛϯά
Ҿ༻ɿ3VCZͷ3BDUPSʹ͍ͭͯ
ɹɹɹIUUQXXXBUEPUOFUdLPBDUJWJUJFT@HJO[BSBJMTQEG
Slide 10
Slide 10 text
ैདྷͷ3VCZʹΈࠐ·Ε͍ͯͨ5ISFBEͱൺֱͯ͠
3BDUPS͕͑Δʮͨͷ͠͞ʯͱͲΜͳͷʁ
Slide 11
Slide 11 text
ͦΕΛମݧ͢ΔͨΊɺ5ISFBEͱ3BDUPSͰ
ಉ͡ॲཧΛߦ͏ϓϩάϥϜΛ
ॻ͖͘ΒͯΈ·ͨ͠
Slide 12
Slide 12 text
ͦΕΛମݧ͢ΔͨΊɺ5ISFBEͱ3BDUPSͰ
1SPEVDFS$POTVNFSύλʔϯΛ
ॻ͖͘ΒͯΈ·ͨ͠
ࠓճͷίʔυҎԼʹVQ͍ͯ͠·͢
IUUQTHJUIVCDPNTIJPJNNUJMUSFFNBTUFSBDUJWJUJFT@GVLVPLB@QSPEVDFS@DPOTVNFS
Slide 13
Slide 13 text
ࢀরɿ+BWBݴޠͰֶͿσβΠϯύλʔϯೖϚϧνεϨουฤɹ݁ߒஶɹୈষ1SPEVDFS$POTVNFS
σʔλΛૹ৴͢Δ
εϨου
σʔλΛड৴͢Δ
εϨου
σʔλ
σʔλΛ
தܧʹ͢
1SPEVDFS$POTVNFSύλʔϯ
σʔλΛૹ৴͢ΔεϨουͱσʔλΛड৴͢ΔεϨουͷؒʹ
தܧΛઃ͚Δ͜ͱʹΑΓɺ҆શʹޮΑ͘σʔλΛड͚͢
தܧ
σʔλΛ
தܧ͔ΒऔΔ
͓ޓ͍ͷεϨου͓ޓ͍͖ͳλΠϛϯάͰಈ࡞͢Δ͜ͱ͕Ͱ͖Δ
Slide 14
Slide 14 text
ࢀরɿ+BWBݴޠͰֶͿσβΠϯύλʔϯೖϚϧνεϨουฤɹ݁ߒஶɹୈষ1SPEVDFS$POTVNFS
σʔλ
σʔλΛ
தܧʹ͢
1SPEVDFS$POTVNFSύλʔϯ
σʔλΛૹ৴͢ΔεϨουͱσʔλΛड৴͢ΔεϨουͷؒʹ
தܧΛઃ͚Δ͜ͱʹΑΓɺ҆શʹޮΑ͘σʔλΛड͚͢
σʔλΛ
தܧ͔ΒऔΔ
͓ޓ͍ͷεϨου͓ޓ͍͖ͳλΠϛϯάͰಈ࡞͢Δ͜ͱ͕Ͱ͖Δ
1SPEVDFS $POTVNFS
$IBOOFM
Slide 15
Slide 15 text
ࠓճͷϓϩάϥϜͷྲྀΕ
1SPEVDFS
$POTVNFS
$IBOOFM
൪߸
σʔλʹ࠾൪͢Δ
QSPEVDU
σʔλΛϓʔϧ͢Δ
σʔλΛ͢
σʔλΛऔΔ
QSPEVDU
࠾൪ػ
QSPEVDU
QSPEVDU
Slide 16
Slide 16 text
ϓϩάϥϜͷ࣮ߦ݁Ռ ྫ
ᶃ1͕$IBOOFMʹOPΛ͢
ᶄ1͕$IBOOFMʹOPΛ͢
ᶅ$͕$IBOOFM͔ΒOPΛऔΔ
ᶆ$͕$IBOOFM͔ΒOPΛऔΔ
ᶇ1͕$IBOOFMʹOPΛ͢
ᶈ$͕$IBOOFM͔ΒOPΛऔΔ
ᶉ1͕$IBOOFMʹOPΛ͢
ᶊ1͕$IBOOFMʹOPΛ͢
ᶋ$͕$IBOOFM͔ΒOPΛऔΔ
ʜ
ͭͷ1SPEVDFSεϨουͱ̏ͭͷ$POTVNFSεϨου͕
ͦΕͧΕಉ࣌ʹಈ࡞͢Δ߹ͷྫ
Slide 17
Slide 17 text
5ISFBEΛ࣮ͬͨ
˞ͨͩ͠ࠓճ(7-ͷ͜ͱߟ͑ͳ͍ͷͱ͠·͢
Slide 18
Slide 18 text
5ISFBEΛ͏ϓϩάϥϜͷશମ૾
class Producer
# …
class Consumer
# …
class Numbering
# …
class Channel
# …
channel = Channel.new(3)
producers = 3.times.map { Thread.new { # … } }
consumers = 3.times.map { Thread.new { # … } }
producers.each(&:join)
consumers.each(&:join)
$IBOOFMΫϥε
࠾൪ػΫϥε
1SPEVDFSΫϥε
$POTVNFSΫϥε
ϝΠϯϓϩάϥϜ
Slide 19
Slide 19 text
ϝΠϯϓϩάϥϜͷ࣮
channel = Channel.new(3)
producers = 3.times.map { |i|
Thread.new do
Producer.new(“P-#{i + 1}”, channel).run
end
}
consumers = 3.times.map { |i|
Thread.new do
Consumer.new(“C-#{i + 1}”, channel).run
end
}
producers.each(&:join)
consumers.each(&:join)
QSPEVDUΛͭϓʔϧ͢Δ$IBOOFMΛੜ
ͭͷεϨουͰ
1SPEVDFSΦϒδΣΫτΛ
ੜ͠ɺՔಇͤ͞Δ
ͭͷεϨουͰ
$POTVNFSΦϒδΣΫτΛ
ੜ͠ɺՔಇͤ͞Δ
Slide 20
Slide 20 text
ϝΠϯϓϩάϥϜͷ࣮
channel = Channel.new(3)
producers = 3.times.map { |i|
Thread.new do
Producer.new(“P-#{i + 1}”, channel).run
end
}
consumers = 3.times.map { |i|
Thread.new do
Consumer.new(“C-#{i + 1}”, channel).run
end
}
producers.each(&:join)
consumers.each(&:join)
Ҿͱ֤ͯ͠εϨουͷ໊લͱ
$IBOOFMΛ͢
֤εϨουͷ࣮ߦΛͪ߹ΘͤΔ
Slide 21
Slide 21 text
1SPEVDFSΫϥεͷ࣮
class Producer
def initialize(name, channel)
Thread.current.name = name
@channel = channel
end
def run
loop do
product_no = Numbering.issue
@channel.put "Product no. #{product_no}"
end
end
end
࠾൪ػ͔Β
QSPEVDU൪߸Λऔಘ͢Δ
࠾൪ͨ͠QSPEVDUΛ$IBOOFMʹஔ͘
# εϨουͷ໊લΛอଘ
# ChannelΦϒδΣΫτ
Slide 22
Slide 22 text
࠾൪ػΫϥεͷ࣮
class Numbering
@@product_no = 0
def self.issue
Mutex.new.synchronize do
@@product_no += 1
end
end
end
QSPEVDU൪߸ΛΧϯτΞοϓ͠ɺฦ͢
.VUFYTZODISPOJ[F
ಉ࣌ʹΞΫηεͰ͖ΔͷΛ
εϨουʹ੍ݶ͢Δ͜ͱͰ
ةݥྖҬΛอޢ͢Δ
ෳͷ1SPEVDFSεϨου͔Β
ಉ࣌ʹΞΫηε͞ΕΔͨΊ
ڝ߹͠ͳ͍Α͏ϩοΫΛ͔͚Δ
Slide 23
Slide 23 text
$IBOOFMΫϥεͷ࣮
class Channel
def initialize(size)
@products = []
@size = size
@mutex = Mutex.new
@cond = ConditionVariable.new
end
def put(product)
# …
end
def take
# …
end
end
1SPEVDFSΦϒδΣΫτͷதͰݺΕΔϝιου
QSPEVDUΛϓʔϧʹೖΕΔͨΊͷͷ
$POTVNFSΦϒδΣΫτͷதͰݺΕΔϝιου
QSPEVDUΛϓʔϧ͔ΒऔΓग़ͨ͢Ίͷͷ
# mutex
# ݅ม
# Channelͷϓʔϧ
# Channel͕ಉ࣌ʹϓʔϧͰ͖Δ࠷େ
Slide 24
Slide 24 text
$IBOOFMΫϥεͷ࣮ QVUϝιου
class Channel
def initialize(size)
# …
def put(product)
@mutex.synchronize do
while @products.size >= @size
@cond.wait(@mutex)
end
# …
end
end
def take
# …
end
$POEJUJPO7BSJBCMFXBJU
͕݅ຬͨ͞ΕΔ·Ͱ
NVUFYͷϩοΫΛղআ͠ɺ
ॲཧΛػͤ͞Δ
ϓʔϧʹۭ͖͕ͳ͍߹ɺ
QSPEVDUΛϓʔϧʹೖΕΔ
͜ͱ͕Ͱ͖ͳ͍
Slide 25
Slide 25 text
$IBOOFMΫϥεͷ࣮ QVUϝιου
class Channel
def initialize(size)
# …
def put(product)
@mutex.synchronize do
while @products.size >= @size
@cond.wait(@mutex)
end
# …
end
end
def take
# …
end
ϓʔϧʹۭ͖͕ͳ͍߹ɺ
QSPEVDUΛϓʔϧʹೖΕΔ
͜ͱ͕Ͱ͖ͳ͍
݅มΛͬͯ
ϓʔϧʹۭ͖͕Ͱ͖Δ·Ͱ
͜͜ͰॲཧΛػ͢Δ
$POEJUJPO7BSJBCMFXBJU
͕݅ຬͨ͞ΕΔ·Ͱ
NVUFYͷϩοΫΛղআ͠ɺ
ॲཧΛػͤ͞Δ
Slide 26
Slide 26 text
$IBOOFMΫϥεͷ࣮ QVUϝιου
class Channel
def initialize(size)
# …
def put(product)
@mutex.synchronize do
while @products.size >= @size
@cond.wait(@mutex)
end
# …
end
end
def take
# …
end
ϓʔϧʹۭ͖͕Ͱ͖Δͷ
͍ͭʁ
Slide 27
Slide 27 text
class Channel
def initialize(size)
# …
def put(product)
# …
def take
@mutex.synchronize do
# …
product = @products.pop
@cond.signal
product
end
end
end
$IBOOFMΫϥεͷ࣮ UBLFϝιου
$POTVNFSΦϒδΣΫτͷதͰ
UBLFϝιου͕ݺΕΔ
ϓʔϧ͔ΒQSPEVDU͕औΓग़͞ΕΔ
ϓʔϧʹۭ͖͕Ͱ͖Δ
Slide 28
Slide 28 text
$IBOOFMΫϥεͷ࣮ UBLFϝιου
class Channel
def initialize(size)
# …
def put(product)
# …
def take
@mutex.synchronize do
# …
product = @products.pop
@cond.signal
product
end
end
end
$POEJUJPO7BSJBCMFTJHOBM
ॲཧͷػΛղআ͠ɺ
࠶ͼϩοΫΛऔಘͰ͖ΔΑ͏
݅ม௨ΛૹΔ
ϓʔϧʹۭ͖͕Ͱ͖ͨ͜ͱΛ
݅ม௨͢Δ
Slide 29
Slide 29 text
$IBOOFMΫϥεͷ࣮ UBLFϝιου
class Channel
def initialize(size)
# …
def put(product)
# …
def take
@mutex.synchronize do
# …
product = @products.pop
@cond.signal
product
end
end
end
$POEJUJPO7BSJBCMFTJHOBM
ॲཧͷػΛղআ͠ɺ
࠶ͼϩοΫΛऔಘͰ͖ΔΑ͏
݅ม௨ΛૹΔ
ϓʔϧʹۭ͖͕Ͱ͖ͨ͜ͱΛ
݅ม௨͢Δ
QVUϝιουͷػΛղআ͢Δ
Slide 30
Slide 30 text
$IBOOFMΫϥεͷ࣮ ࠶ͼQVUϝιου
class Channel
def initialize(size)
# …
def put(product)
@mutex.synchronize do
while @products.size >= @size
@cond.wait(@mutex)
end
@products.push product
puts "#{Thread.current.name} produces #{product}."
@cond.signal
end
end
def take
# …
end
ॲཧΛ࠶։ͨ͠Β
QSPEVDUΛϓʔϧʹೖΕΔ
Slide 31
Slide 31 text
$IBOOFMΫϥεͷ࣮ ࠶ͼQVUϝιου
class Channel
def initialize(size)
# …
def put(product)
@mutex.synchronize do
while @products.size >= @size
@cond.wait(@mutex)
end
@products.push product
puts "#{Thread.current.name} produces #{product}."
@cond.signal
end
end
def take
# …
end
QVUϝιουͷதͰ
݅มͷ௨Λߦͳ͍ͬͯΔ
Slide 32
Slide 32 text
$IBOOFMΫϥεͷ࣮ ࠶ͼUBLFϝιου
class Channel
def initialize(size)
# …
def put(product)
# …
def take
@mutex.synchronize do
while @products.size <= 0
@cond.wait(@mutex)
end
product = @products.pop
@cond.signal
product
end
end
end
˞UBLFϝιουQVUϝιουΛ
ɹసͤͨ͞Α͏ͳॲཧΛߦͳ͍ͬͯΔ
ϓʔϧ͕ۭͰ͋Δ߹ɺ
ϓʔϧ͔ΒQSPEVDUΛऔΔ
͜ͱ͕Ͱ͖ͳ͍
݅มΛͬͯ
ϓʔϧʹQSPEVDU͕ೖΔ·Ͱ
͜͜ͰॲཧΛػ͢Δ
ॲཧΛ࠶։ͨ͠Β
QSPEVDUΛϓʔϧ͔ΒऔΓग़͢
Slide 33
Slide 33 text
$POTVNFSΫϥεͷ࣮
class Consumer
def initialize(name, channel)
Thread.current.name = name
@channel = channel
end
def run
loop do
product = @channel.take
puts "#{Thread.current.name} consumes #{product}."
end
end
end
# εϨουͷ໊લΛอଘ
# ChannelΦϒδΣΫτ
$IBOOFM͔ΒQSPEVDUΛऔΓग़͢
Slide 34
Slide 34 text
$POTVNFSΫϥεͷ࣮
class Consumer
def initialize(name, channel)
Thread.current.name = name
@channel = channel
end
def run
loop do
product = @channel.take
puts "#{Thread.current.name} consumes #{product}."
end
end
end
$IBOOFM͔ΒQSPEVDUΛऔΓग़͢
ʂ
# εϨουͷ໊લΛอଘ
# ChannelΦϒδΣΫτ
Slide 35
Slide 35 text
5ISFBEΛ࣮ͬͨͷͨͷ͘͠ͳ͍ͱ͜Ζ
?ొਓ͕ଟ͍ εϨουɺNVUFYɺ݅ม
?ϧʔϧ͕ଟ͍
ᶃσʔλͷॻ͖ࠐΈΛߦ͏ͱ͖
ɾڝ߹Λ͙ͨΊʹNVUFYΛͬͯϩοΫΛ͔͚Δ
ᶄ$IBOOFMͷঢ়ଶʹԠͯ݅͡มͰॲཧΛػͤ͞Δ
ᶅػͤͨ͞ॲཧΛ࠶։͢Δͱ͖݅ม௨͢Δ
Slide 36
Slide 36 text
5ISFBEΛ࣮ͬͨͷͨͷ͘͠ͳ͍ͱ͜Ζ
?ొਓ͕ଟ͍ εϨουɺNVUFYɺ݅ม
?ϧʔϧ͕ଟ͍
ᶃσʔλͷॻ͖ࠐΈΛߦ͏ͱ͖
ɾڝ߹Λ͙ͨΊʹNVUFYΛͬͯϩοΫΛ͔͚Δ
ᶄ$IBOOFMͷঢ়ଶʹԠͯ݅͡มͰॲཧΛػͤ͞Δ
ᶅػͤͨ͞ॲཧΛ࠶։͢Δͱ͖݅ม௨͢Δ
ϧʔϧͷద༻࿙Ε͕͋ΔͱࠔΔʜ
ϧʔϧΛదʹద༻͢Δͷ͕͍͠ʜ
Slide 37
Slide 37 text
3BDUPSΛ࣮ͬͨ
Slide 38
Slide 38 text
3BDUPSΛ͏ϓϩάϥϜͷશମ૾
class Producer
# …
class Consumer
# …
channel = Ractor.new { # … }
numbering = Ractor.new { # … }
producers = 3.times.map { Ractor.new { # … } }
consumers = 3.times.map { Ractor.new { # … } }
producers.each(&:take)
consumers.each(&:take)
1SPEVDFSΫϥε
$POTVNFSΫϥε
$IBOOFM3BDUPS
ϝΠϯϓϩάϥϜ
࠾൪ػ3BDUPS
Slide 39
Slide 39 text
ϝΠϯϓϩάϥϜͷ࣮
producers = 3.times.map { |i|
Ractor.new(channel, numbering, name: "P-#{i + 1}") do |ch, num|
Producer.new(ch, num).run
end
}
consumers = 3.times.map { |i|
Ractor.new(channel, name: "C-#{i + 1}") do |ch|
Consumer.new(ch).run
end
}
producers.each(&:take)
consumers.each(&:take)
ͭͷ3BDUPSͰ
1SPEVDFSΦϒδΣΫτΛ
ੜ͠ɺՔಇͤ͞Δ
ͭͷ3BDUPSͰ
$POTVNFSΦϒδΣΫτΛ
ੜ͠ɺՔಇͤ͞Δ
Slide 40
Slide 40 text
ϝΠϯϓϩάϥϜͷ࣮
producers = 3.times.map { |i|
Ractor.new(channel, numbering, name: "P-#{i + 1}") do |ch, num|
Producer.new(ch, num).run
end
}
consumers = 3.times.map { |i|
Ractor.new(channel, name: "C-#{i + 1}") do |ch|
Consumer.new(ch).run
end
}
producers.each(&:take)
consumers.each(&:take)
֤3BDUPSͷ࣮ߦΛͪ߹ΘͤΔ
Ҿͱ֤ͯ͠3BDUPSͷ໊લͱ
$IBOOFMͱ࠾൪ػΛ͢
Ҿͱ֤ͯ͠3BDUPSͷ໊લͱ
$IBOOFMΛ͢
Slide 41
Slide 41 text
1SPEVDFSΫϥεͷ࣮
class Producer
def initialize(channel, numbering)
@channel = channel
@numbering = numbering
end
def run
# …
end
private
def issue_product_no
# …
end
end
# Channel Ractor
# ࠾൪ػ3BDUPS
QSPEVDU൪߸Λൃߦ͢ΔͨΊͷϝιου
Slide 42
Slide 42 text
class Producer
def initialize(channel, numbering)
# …
def run
loop do
product_no = issue_product_no
# …
end
end
private
def issue_product_no
@numbering.send Ractor.current
# …
end
end
3BDUPSTFOE ⾩SFDFJWF
ରͷ3BDUPSΦϒδΣΫτ
ϝοηʔδΛૹΔ
࠾൪ػʹ͜ͷ3BDUPSࣗΛૹΔ
1SPEVDFSΫϥεͷ࣮ SVOJTTVF@QSPEVDU@OPϝιου
Slide 43
Slide 43 text
ϝΠϯϓϩάϥϜͷ࣮ ࠾൪ػ3BDUPS
numbering = Ractor.new(no = 0) do |no|
loop do
no += 1
producer = Ractor.receive
producer.send no
end
end
ड͚औͬͨ1SPEVDFS3BDUPSʹQSPEVDU൪߸Λฦૹ͢Δ
1SPEVDFS3BDUPSΛड͚औΔ
3BDUPSSFDFJWF ⾩TFOE
ࣗͷJODPNJOHQPSU͔Β
ϝοηʔδΛड͚ೖΕΔ
QSPEVDU൪߸ΛΧϯτΞοϓ͢Δ
Slide 44
Slide 44 text
1SPEVDFSΫϥεͷ࣮ SVOJTTVF@QSPEVDU@OPϝιου
class Producer
def initialize(channel, numbering)
# …
def run
loop do
product_no = issue_product_no
# …
end
end
private
def issue_product_no
@numbering.send Ractor.current
Ractor.receive
end
end ࠾൪ػ͔Βड͚औͬͨQSPEVDU൪߸Λฦ͢
Slide 45
Slide 45 text
class Producer
def initialize(channel, numbering)
# …
def run
loop do
product_no = issue_product_no
@channel.send ["Product no. #{product_no}”, Ractor.current]
end
end
private
def issue_product_no
@numbering.send Ractor.current
Ractor.receive
end
end
࠾൪ͨ͠QSPEVDUͱɺ͜ͷ3BDUPSࣗΛ$IBOOFMʹૹΔ
1SPEVDFSΫϥεͷ࣮ SVOJTTVF@QSPEVDU@OPϝιου
Slide 46
Slide 46 text
ϝΠϯϓϩάϥϜͷ࣮ $IBOOFM3BDUPS
channel = Ractor.new do
loop do
product, producer = Ractor.receive
puts “#{producer.name} produces #{product}."
Ractor.yield product
end
end
3BDUPSZJFME ⾩UBLF
ࣗͷPVUHPJOHQPSU͔Β
ϝοηʔδΛૹΓग़͢
1SPEVDFS3BDUPS͔ΒσʔλΛड͚औͬͯ
ͦͷ··$POTVNFS3BDUPSૹΓग़͚ͩ͢ʂ
QSPEVDUΛૹΓग़͢
QSPEVDUΛड͚औΔ
Slide 47
Slide 47 text
$POTVNFSΫϥεͷ࣮
class Consumer
def initialize(channel)
@channel = channel
end
def run
loop do
product = @channel.take
puts "#{Ractor.current.name} consumes #{product}"
end
end
end
3BDUPSUBLF ⾩ZJFME
ରͷ3BDUPSΦϒδΣΫτ͔Β
ϝοηʔδΛҾ͖ग़͢
# Channel Ractor
$IBOOFM͔ΒૹΓग़͞ΕͨQSPEVDUΛड͚औΔ
Slide 48
Slide 48 text
$POTVNFSΫϥεͷ࣮
class Consumer
def initialize(channel)
@channel = channel
end
def run
loop do
product = @channel.take
puts "#{Ractor.current.name} consumes #{product}"
end
end
end
3BDUPSUBLF ⾩ZJFME
ରͷ3BDUPSΦϒδΣΫτ͔Β
ϝοηʔδΛҾ͖ग़͢
ʂ
# Channel Ractor
$IBOOFM͔ΒૹΓग़͞ΕͨQSPEVDUΛड͚औΔ
Slide 49
Slide 49 text
3BDUPSΛ࣮ͬͨͷͨͷ͍͠ͱ͜Ζ
✔ొਓ3BDUPS͚ͩͳͷͰΒ͘Β࣮͘Ͱ͖Δ
✔ϧʔϧ͕γϯϓϧͳͷͰΒ͘Β࣮͘Ͱ͖Δ
ʮ3BDUPS3BDUPS͔ΒϝοηʔδΛͻͱͭड͚औΔ
ʮ3BDUPS3BDUPSϝοηʔδΛͻͱͭૹΔʯ
ڝ߹͕ൃੜ͠ͳ͍
$IBOOFM͕ঢ়ଶΛ࣋ͨͳ͍
✔3BDUPSಉ࢜ΛΈ߹Θͤͯ
ϓϩάϥϜΛߟ͑Δͷ͕ͨͷ͍͠ʂ
Slide 50
Slide 50 text
3BDUPSΛ࣮ͬͨͷͨͷ͍͠ͱ͜Ζ
✔ొਓ3BDUPS͚ͩͳͷͰΒ͘Β࣮͘Ͱ͖Δ
✔ϧʔϧ͕γϯϓϧͳͷͰΒ͘Β࣮͘Ͱ͖Δ
ʮ3BDUPS3BDUPS͔ΒϝοηʔδΛͻͱͭड͚औΔ
ʮ3BDUPS3BDUPSϝοηʔδΛͻͱͭૹΔʯ
ڝ߹͕ൃੜ͠ͳ͍
$IBOOFM͕ঢ়ଶΛ࣋ͨͳ͍
✔3BDUPSಉ࢜ΛΈ߹Θͤͯ
ϓϩάϥϜΛߟ͑Δͷ͕ͨͷ͍͠ʂ ॏཁ
Slide 51
Slide 51 text
͓ർΕ༷Ͱͨ͠
Slide 52
Slide 52 text
༨ஊ
ࡢय़ɺ3VCZ͞Έͬͱʹͯ
Slide 53
Slide 53 text
༨ஊ
ࡢय़ɺ3VCZ͞Έͬͱʹͯ
Slide 54
Slide 54 text
෬ઢճऩEPOF Ұӽ͠Ͱ
༨ஊ
ࡢय़ɺ3VCZ͞Έͬͱʹͯ
Slide 55
Slide 55 text
·ͱΊ
3BDUPSͰ
ฒߦฒྻϓϩάϥϛϯάΛ
Β͘Βͨ͘ͷ͠ΜͰ͍͖·͠ΐ͏ʂ
Slide 56
Slide 56 text
͝ਗ਼ௌ͋Γ͕ͱ͏͍͟͝·ͨ͠