Boost Pool performance comparison

// Testpool. cpp: defines the entry point for the console application <SPAN class = 'wp _ keywordlink '> Program </span>. <Br/> // </P> <p> # include "stdafx. H "<br/> # include <boost/pool/object_pool.hpp> <br/> # include <boost/pool. HPP> </P> <p> using namespace STD; <br/> using namespace boost; </P> <p> class member <br/> {<br/> Public: <br/> byte BC; <br/> int * IA; <br/> INTIB [1, 100]; <br/> Public: <br/> member () <br/>{</P> <p >}< br/>}; <br/> typedef member * pmember; </P> <p> // 2 <br/> object_pool <member> m_pool2; </P> <p> // 1 <br/> pool <> m_pool (sizeof (member )); </P> <p> # define MAX 1000 </P> <p> int _ tmain (INT argc, _ tchar * argv []) <br/>{< br/> DWORD T1 = gettickcount (); <br/> pmember M [Max]; <br/> // 1 <br/> for (INT I = 0; I <Max; I ++) <br/>{< br/> M [I] = (pmember) m_pool.malloc (); <br/>}< br/> for (INT I = 0; I <Max; I ++) <br/>{< br/> m_pool.free (M [I]); <br/>}< br/> printf ("time1 val = % d/N", gettickcount ()-t1 ); // ----------- 0 Ms </P> <p> // 2 <br/> T1 = gettickcount (); <br/> for (INT I = 0; I <Max; I ++) <br/>{< br/> M [I] = (pmember) m_pool2.malloc (); <br/> // M [I] = m_pool2.construct (); <br/>}< br/> for (INT I = 0; I <Max; I ++) <br/>{< br/> m_pool2.free (M [I]); <br/>}< br/> printf ("time2 val = % d/N ", gettickcount ()-t1); // ----------- 60-80 ms </P> <p> system ("pause"); <br/> return 0; <br/>}</P> <p>

 

The memory release of the object_pool is indeed lagging behind. No wonder some people say that the object_pool is a failure in the boost pool.