iphone 如何检查程序用的内存
2013-03-05 11:52 三戒1993 阅读(224) 评论(0) 编辑 收藏 举报
#define mach_task_self() mach_task_self_
#define TASK_BASIC_INFO TASK_BASIC_INFO_32
#define KERN_SUCCESS 0
void reportAvailableMemoryForMyApp(NSString *tag)
{
if (!tag)
tag = @"Default";
struct task_basic_info info;
mach_msg_type_number_t size = sizeof(info);
kern_return_t kerr = task_info(mach_task_self(),
TASK_BASIC_INFO,
(task_info_t)&info,
&size);
if( kerr == KERN_SUCCESS ) {
NSLog(@"%@ - Memory used: %u", tag, info.resident_size); //in bytes
} else {
NSLog(@"%@ - Error: %s", tag, mach_error_string(kerr));
}
}
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