我正在尝试查找在C++中的堆栈、全局和堆内存上可以分配的最大内存。我在一个32 GB内存的Linux系统和2 GB RAM的Mac上试用这个程序。
/* test to determine the maximum memory that could be allocated for static, heap and stack memory */
#include <iostream>
using namespace std;
//static/global
long double a[200000000];
int main()
{
//stack
long double
在包含大量blobs的数据库上运行pg_dump,当此查询被执行时,PostgreSQL会崩溃:
pg_dump: reading large objects
pg_dump: error: query failed: SSL SYSCALL error: EOF detected
pg_dump: error: query was: SELECT l.oid, (SELECT rolname FROM pg_catalog.pg_roles WHERE oid = l.lomowner) AS rolname, (SELECT pg_catalog.array_agg(acl ORDER B