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<rdar://problem/13277100> 

Need host_statistics on profile data to get host's user/system/idle clicks

llvm-svn: 175928
This commit is contained in:
Han Ming Ong 2013-02-22 23:26:59 +00:00
parent d1715e1425
commit 6533a765b0
1 changed files with 12 additions and 0 deletions
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12
lldb/tools/debugserver/source/MacOSX/MachTask.cpp
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@ -291,6 +291,14 @@ std::string
MachTask::GetProfileData ()
{
std::string result;
mach_port_t localHost = mach_host_self();
struct host_cpu_load_info host_info;
mach_msg_type_number_t count = HOST_CPU_LOAD_INFO_COUNT;
kern_return_t kr = host_statistics(localHost, HOST_CPU_LOAD_INFO, (host_info_t)&host_info, &count);
if (kr != KERN_SUCCESS)
return result;
task_t task = TaskPort();
if (task == TASK_NULL)
return result;
@ -335,6 +343,10 @@ MachTask::GetProfileData ()
{
std::ostringstream profile_data_stream;
profile_data_stream << "host_user_ticks:" << host_info.cpu_ticks[CPU_STATE_USER] << ';';
profile_data_stream << "host_sys_ticks:" << host_info.cpu_ticks[CPU_STATE_SYSTEM] << ';';
profile_data_stream << "host_idle_ticks:" << host_info.cpu_ticks[CPU_STATE_IDLE] << ';';
profile_data_stream << "elapsed_usec:" << elapsed_usec << ';';
profile_data_stream << "task_used_usec:" << task_used_usec << ';';