8231753: use more Posix functionality in aix os::print_os_info

Reviewed-by: clanger, dholmes
This commit is contained in:
Matthias Baesken 2019-10-08 09:33:57 +02:00
parent 0072545f58
commit d10abea7cf
2 changed files with 9 additions and 17 deletions
src/hotspot/os

@ -1381,15 +1381,7 @@ void os::print_os_info_brief(outputStream* st) {
void os::print_os_info(outputStream* st) {
st->print("OS:");
st->print("uname:");
struct utsname name;
uname(&name);
st->print(name.sysname); st->print(" ");
st->print(name.nodename); st->print(" ");
st->print(name.release); st->print(" ");
st->print(name.version); st->print(" ");
st->print(name.machine);
st->cr();
os::Posix::print_uname_info(st);
uint32_t ver = os::Aix::os_version();
st->print_cr("AIX kernel version %u.%u.%u.%u",
@ -1397,16 +1389,12 @@ void os::print_os_info(outputStream* st) {
os::Posix::print_rlimit_info(st);
os::Posix::print_load_average(st);
// _SC_THREAD_THREADS_MAX is the maximum number of threads within a process.
long tmax = sysconf(_SC_THREAD_THREADS_MAX);
st->print_cr("maximum #threads within a process:%ld", tmax);
// load average
st->print("load average:");
double loadavg[3] = {-1.L, -1.L, -1.L};
os::loadavg(loadavg, 3);
st->print_cr("%0.02f %0.02f %0.02f", loadavg[0], loadavg[1], loadavg[2]);
// print wpar info
libperfstat::wparinfo_t wi;
if (libperfstat::get_wparinfo(&wi)) {

@ -373,8 +373,12 @@ struct tm* os::gmtime_pd(const time_t* clock, struct tm* res) {
void os::Posix::print_load_average(outputStream* st) {
st->print("load average:");
double loadavg[3];
os::loadavg(loadavg, 3);
st->print("%0.02f %0.02f %0.02f", loadavg[0], loadavg[1], loadavg[2]);
int res = os::loadavg(loadavg, 3);
if (res != -1) {
st->print("%0.02f %0.02f %0.02f", loadavg[0], loadavg[1], loadavg[2]);
} else {
st->print(" Unavailable");
}
st->cr();
}