並列処理で消耗しているかたへ - Snidel のご紹介 -

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4OJEFMͷ͝঺հ த໺ڿਓ(.01&1"#0JOD 1)1#-5 ฒྻॲཧͰফ໣͍ͯ͠Δ͔ͨ΁

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8ΞϓϦέʔγϣϯΤϯδχΞ άϯϚʔ த໺ڿਓ ͖͋ͬʔ !/","/0@"LJIJUP &$ࣄۀ෦Χϥʔϛʔγϣοϓάϧʔϓ IUUQBDLJOUPTIHJUIVCJP

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Χϥʔϛʔγϣοϓ

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ফ໣͍ͯ͠·ͤΜ͔ʁ

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ऴΘΒͳ͍

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ύϥͰ࣮ߦ͍ͨ͠

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Ͳ͏͢Δ wDVSM@NVMUJ wQDOUM@GPSL wQUISFBE֦ு wόοΫάϥ΢ϯυ wλεΫΩϡʔΠϯά wଞͷݴޠΛซ༻͢Δ wଞͷݴޠͰॻ͖ͳ͓͢ ʜ

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ΘΓͱݫ͍͠

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4OJEFMͷ͝঺հ

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4OJEFM εφΠσϧ IUUQTHJUIVCDPNBDLJOUPTITOJEFM खܰʹϚϧνϓϩηεͰ͖Δ ࢠϓϩηεͷॲཧ݁ՌΛड͚औΕΔ ϚελʔʗϫʔΧʔϞσϧ 1)1Ҏ্

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खܰʹϚϧνϓϩηεͰ͖Δ

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खܰʹϚϧνϓϩηεͰ͖Δ $snidel = new Snidel($concurrency = 5);

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खܰʹϚϧνϓϩηεͰ͖Δ $snidel = new Snidel($concurrency = 5); $sleep = function () { sleep(3); };

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खܰʹϚϧνϓϩηεͰ͖Δ $snidel = new Snidel($concurrency = 5); $sleep = function () { sleep(3); }; $snidel->fork($sleep); $snidel->fork($sleep);

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खܰʹϚϧνϓϩηεͰ͖Δ $snidel = new Snidel($concurrency = 5); $sleep = function () { sleep(3); }; $snidel->fork($sleep); $snidel->fork($sleep); $snidel->wait();

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खܰʹϚϧνϓϩηεͰ͖Δ $snidel = new Snidel($concurrency = 5); $sleep = function () { sleep(3); }; $snidel->fork($sleep); $snidel->fork($sleep); $snidel->wait();// 3ඵͰ͓ΘΔ

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खܰʹϚϧνϓϩηεͰ͖Δ // ແ໊ؔ਺ $snidel->fork($f, ‘arg'); // άϩʔόϧؔ਺ $snidel->fork('strtoupper', ‘php’); // Πϯελϯεϝιου $snidel->fork([$instance, ‘method’], [‘arg1’, ’arg2’]); // ελςΟοΫϝιου $snidel->fork([‘\FooClass’, ‘method’], [‘arg1’, ’arg2’]);

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DBMM@VTFS@GVOD@BSSBZͱ ΄΅ ಉ͡

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ࢠϓϩηεͷॲཧ݁ՌΛड͚औΕΔ

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ࢠϓϩηεͷॲཧ݁ՌΛड͚औΕΔ $f = function ($arg) { return $arg; };

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ࢠϓϩηεͷॲཧ݁ՌΛड͚औΕΔ $f = function ($arg) { return $arg; }; $snidel->fork($f, 'foo'); $snidel->fork($f, 'bar'); $snidel->fork($f, 'baz');

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ࢠϓϩηεͷॲཧ݁ՌΛड͚औΕΔ $f = function ($arg) { return $arg; }; $snidel->fork($f, 'foo'); $snidel->fork($f, 'bar'); $snidel->fork($f, 'baz'); var_dump($snidel->get()->toArray());

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ࢠϓϩηεͷॲཧ݁ՌΛड͚औΕΔ $f = function ($arg) { return $arg; }; $snidel->fork($f, 'foo'); $snidel->fork($f, 'bar'); $snidel->fork($f, 'baz'); var_dump($snidel->get()->toArray()); array(3) { [0] => string(3) "bar" [1] => string(3) “foo" [2] => string(3) "baz" }

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λά෇͚͢Δ

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ॲཧ݁ՌΛλά෇͚͢Δ // ୈ̏Ҿ਺ʹλάΛࢦఆ͢Δ $snidel->fork($f, ‘foo’, ‘tag1’); $snidel->fork($f, ‘bar’, ‘tag1’); $snidel->fork($f, ‘baz’, ‘tag2’);

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ॲཧ݁ՌΛλά෇͚͢Δ // ୈ̏Ҿ਺ʹλάΛࢦఆ͢Δ $snidel->fork($f, ‘foo’, ‘tag1’); $snidel->fork($f, ‘bar’, ‘tag1’); $snidel->fork($f, ‘baz’, ‘tag2’); var_dump($snidel->get('tag1')->toArray());

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ͦͷଞͷػೳ

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ͦͷଞͷػೳ ϩά $fp = fopen('php://stdout', ‘w’); $snidel->setLogDestination($fp); $snidel->fork($f);

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ͦͷଞͷػೳ ϩά $fp = fopen('php://stdout', ‘w’); $snidel->setLogDestination($fp); $snidel->fork($f); [2016-07-20 20:00:00][info][29688(owner)] pid: 29688 [2016-07-20 20:00:00][info][29689(master)] pid: 29689 [2016-07-20 20:00:00][info][29688(owner)] queued task #1 [2016-07-20 20:00:00][info][29688(owner)] queued task #2 [2016-07-20 20:00:00][info][29689(master)] dequeued task #1 [2016-07-20 20:00:00][info][29689(master)] forked worker. pid: 29690

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ͦͷଞͷػೳ ͭͳ࣮͛ͯߦ $args = ['aaa', ‘bbb’, ‘ccc’, ‘ddd’, ‘eee’, ‘fff’, 'ggg'];

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ͦͷଞͷػೳ ͭͳ࣮͛ͯߦ $args = ['aaa', ‘bbb’, ‘ccc’, ‘ddd’, ‘eee’, ‘fff’, 'ggg']; $snidel = new Snidel($concurrency = 2);

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ͦͷଞͷػೳ ͭͳ࣮͛ͯߦ $args = ['aaa', ‘bbb’, ‘ccc’, ‘ddd’, ‘eee’, ‘fff’, 'ggg']; $snidel = new Snidel($concurrency = 2); $camelize = $snidel->map($args, function ($arg) { /** ॲཧ1 */ return explode(' ', strtolower($arg)); })->then(function ($result) { /** ॲཧ2 */ return array_map('ucfirst', $result->getReturn()); })->then(function ($result) { /** ॲཧ3 */ return implode('', $result->getReturn()); });