double ExmapTest::get_pid_size_from_ps(pid_t pid)
{
list<string> lines;
list<string> captures;
ok(read_proc_output("ps -e -o pid,vsz", lines), "can read proc output");
Regexp re;
stringstream sstr;
sstr << "\\s*" << pid << "\\s";
re.compile(sstr.str());
re.grep(lines);
is((int) lines.size(), 1, "found line for pid");
re.compile("\\s*(\\d+)\\s+(\\d+)$");
re.match_capture(lines.front(), captures);
is((int) captures.size(), 2, "Found my captures");
int size = atoi(captures.back().c_str());
return size * 1024.0;
}
