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| 1 // Copyright 2013 the V8 project authors. All rights reserved. | |
| 2 // Redistribution and use in source and binary forms, with or without | |
| 3 // modification, are permitted provided that the following conditions are | |
| 4 // met: | |
| 5 // | |
| 6 // * Redistributions of source code must retain the above copyright | |
| 7 // notice, this list of conditions and the following disclaimer. | |
| 8 // * Redistributions in binary form must reproduce the above | |
| 9 // copyright notice, this list of conditions and the following | |
| 10 // disclaimer in the documentation and/or other materials provided | |
| 11 // with the distribution. | |
| 12 // * Neither the name of Google Inc. nor the names of its | |
| 13 // contributors may be used to endorse or promote products derived | |
| 14 // from this software without specific prior written permission. | |
| 15 // | |
| 16 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | |
| 17 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT | |
| 18 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR | |
| 19 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT | |
| 20 // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | |
| 21 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT | |
| 22 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | |
| 23 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | |
| 24 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
| 25 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | |
| 26 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
| 27 | |
| 28 #include "../include/v8-defaults.h" | |
| 29 | |
| 30 #include "platform.h" | |
| 31 #include "globals.h" | |
| 32 #include "v8.h" | |
| 33 | |
| 34 namespace v8 { | |
| 35 | |
| 36 bool ConfigureResourceConstraintsForCurrentPlatform( | |
| 37 ResourceConstraints* constraints) { | |
| 38 if (constraints == NULL) { | |
| 39 return false; | |
| 40 } | |
| 41 | |
| 42 uint64_t physical_memory = i::OS::TotalPhysicalMemory(); | |
| 43 int lump_of_memory = (i::kPointerSize / 4) * i::MB; | |
| 44 | |
| 45 // The young_space_size should be a power of 2 and old_generation_size should | |
| 46 // be a multiple of Page::kPageSize. | |
| 47 if (physical_memory > 2ul * i::GB) { | |
| 48 constraints->set_max_young_space_size(8 * lump_of_memory); | |
| 49 constraints->set_max_old_space_size(700 * lump_of_memory); | |
| 50 constraints->set_max_executable_size(256 * lump_of_memory); | |
| 51 } else if (physical_memory > 512ul * i::MB) { | |
| 52 constraints->set_max_young_space_size(4 * lump_of_memory); | |
| 53 constraints->set_max_old_space_size(192 * lump_of_memory); | |
| 54 constraints->set_max_executable_size(192 * lump_of_memory); | |
| 55 } else /* (physical_memory <= 512GB) */ { | |
| 56 constraints->set_max_young_space_size(1 * lump_of_memory); | |
| 57 constraints->set_max_old_space_size(96 * lump_of_memory); | |
| 58 constraints->set_max_executable_size(96 * lump_of_memory); | |
| 59 } | |
| 60 return true; | |
| 61 } | |
| 62 | |
| 63 | |
| 64 bool SetDefaultResourceConstraintsForCurrentPlatform() { | |
| 65 ResourceConstraints constraints; | |
| 66 if (!ConfigureResourceConstraintsForCurrentPlatform(&constraints)) | |
| 67 return false; | |
| 68 return SetResourceConstraints(&constraints); | |
| 69 } | |
| 70 | |
| 71 } // namespace v8::internal | |
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Chromium Code Reviews
Issue 24996003:
Revert "Add methods to enable configuration of ResourceConstraints based on limits derived at runti… (Closed)
Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge