A view of NumaNodeMemory for other SOCs and master engine. More...

Detailed Description

A view of NumaNodeMemory for other SOCs and master engine.

Definition at line 167 of file numa_node_memory.hpp.

#include <numa_node_memory.hpp>

Public Member Functions
	NumaNodeMemoryRef ()=delete

	NumaNodeMemoryRef (Engine *engine, foedus::thread::ThreadGroupId numa_node)

Engine *	get_engine ()

foedus::thread::ThreadGroupId	get_numa_node () const

PagePool *	get_volatile_pool ()

std::string	dump_free_memory_stat () const
	Report rough statistics of free memory. More...

Constructor & Destructor Documentation

foedus::memory::NumaNodeMemoryRef::NumaNodeMemoryRef ( )

delete

foedus::memory::NumaNodeMemoryRef::NumaNodeMemoryRef	(	Engine *	engine,
		foedus::thread::ThreadGroupId	numa_node
	)

Definition at line 235 of file numa_node_memory.cpp.

References foedus::memory::PagePool::attach(), foedus::soc::SharedMemoryRepo::get_node_memory_anchors(), foedus::Engine::get_options(), foedus::soc::SocManager::get_shared_memory_repo(), foedus::Engine::get_soc_manager(), foedus::soc::SharedMemoryRepo::get_volatile_pool(), foedus::EngineOptions::memory_, foedus::memory::MemoryOptions::page_pool_size_mb_per_node_, and foedus::soc::NodeMemoryAnchors::volatile_pool_status_.

   : engine_(engine), numa_node_(numa_node) {
   soc::SharedMemoryRepo* memory_repo = engine->get_soc_manager()->get_shared_memory_repo();
   volatile_pool_.attach(
     memory_repo->get_node_memory_anchors(numa_node)->volatile_pool_status_,
     memory_repo->get_volatile_pool(numa_node),
     static_cast<uint64_t>(engine->get_options().memory_.page_pool_size_mb_per_node_) << 20,
     false,
     false);
 }

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Member Function Documentation

std::string foedus::memory::NumaNodeMemoryRef::dump_free_memory_stat ( ) const

Report rough statistics of free memory.

Definition at line 246 of file numa_node_memory.cpp.

References foedus::memory::PagePool::Stat::allocated_pages_, foedus::memory::PagePool::get_stat(), and foedus::memory::PagePool::Stat::total_pages_.

Referenced by foedus::memory::EngineMemory::dump_free_memory_stat().

                                                          {
   std::stringstream ret;
   PagePool::Stat volatile_stat = volatile_pool_.get_stat();
   ret << "    Volatile-Pool: " << volatile_stat.allocated_pages_ << " allocated pages, "
     << volatile_stat.total_pages_ << " total pages, "
     << (volatile_stat.total_pages_ - volatile_stat.allocated_pages_) << " free pages"
     << std::endl;
   return ret.str();
 }