JNIEXPORT void JNICALL
Java_com_zimbra_znative_ResourceUsage_getResourceUsage0(JNIEnv *env, jclass clz, jint who, jlongArray jdata)
{
struct rusage ru;
jlong data[com_zimbra_znative_ResourceUsage_RESOURCE_MAX];
if (getrusage(who, &ru) == -1) {
char msg[256];
snprintf(msg, sizeof(msg), "getrusage(): %s", strerror(errno));
ZimbraThrowOFE(env, msg);
return;
}
data[com_zimbra_znative_ResourceUsage_RESOURCE_UTIME] = (ru.ru_utime.tv_sec * 1000) + (ru.ru_utime.tv_usec / 1000);
data[com_zimbra_znative_ResourceUsage_RESOURCE_STIME] = (ru.ru_stime.tv_sec * 1000) + (ru.ru_stime.tv_usec / 1000);
data[com_zimbra_znative_ResourceUsage_RESOURCE_MAXRSS] = ru.ru_maxrss;
data[com_zimbra_znative_ResourceUsage_RESOURCE_IXRSS] = ru.ru_ixrss;
data[com_zimbra_znative_ResourceUsage_RESOURCE_IDRSS] = ru.ru_idrss;
data[com_zimbra_znative_ResourceUsage_RESOURCE_ISRSS] = ru.ru_isrss;
data[com_zimbra_znative_ResourceUsage_RESOURCE_MINFLT] = ru.ru_minflt;
data[com_zimbra_znative_ResourceUsage_RESOURCE_MAJFLT] = ru.ru_majflt;
data[com_zimbra_znative_ResourceUsage_RESOURCE_NSWAP] = ru.ru_nswap;
data[com_zimbra_znative_ResourceUsage_RESOURCE_INBLOCK] = ru.ru_inblock;
data[com_zimbra_znative_ResourceUsage_RESOURCE_OUBLOCK] = ru.ru_oublock;
data[com_zimbra_znative_ResourceUsage_RESOURCE_MSGSND] = ru.ru_msgsnd;
data[com_zimbra_znative_ResourceUsage_RESOURCE_MSGRCV] = ru.ru_msgrcv;
data[com_zimbra_znative_ResourceUsage_RESOURCE_NSIGNALS] = ru.ru_nsignals;
data[com_zimbra_znative_ResourceUsage_RESOURCE_NVCSW] = ru.ru_nvcsw;
data[com_zimbra_znative_ResourceUsage_RESOURCE_NIVCSW] = ru.ru_nivcsw;
(*env)->SetLongArrayRegion(env, jdata, 0, com_zimbra_znative_ResourceUsage_RESOURCE_MAX, data);
}
JNIEXPORT jlong JNICALL
Java_com_zimbra_znative_Util_getTicksPerSecond0(JNIEnv *env, jclass clz)
{
long tps = sysconf(_SC_CLK_TCK);
if (tps == -1) {
char msg[256];
snprintf(msg, sizeof(msg), "times(): %s", strerror(errno));
ZimbraThrowOFE(env, msg);
return -1;
}
return tps;
}
JNIEXPORT void JNICALL
Java_com_zimbra_znative_ProcessorUsage_getProcessorUsage0(JNIEnv *env, jclass clz, jlongArray jdata)
{
struct tms tms;
clock_t wall;
jlong data[com_zimbra_znative_ProcessorUsage_OFFSET_MAX];
if ((wall = times(&tms)) == ((clock_t)-1)) {
char msg[256];
snprintf(msg, sizeof(msg), "times(): %s", strerror(errno));
ZimbraThrowOFE(env, msg);
return;
}
data[com_zimbra_znative_ProcessorUsage_OFFSET_UTICKS] = tms.tms_utime;
data[com_zimbra_znative_ProcessorUsage_OFFSET_STICKS] = tms.tms_stime;
data[com_zimbra_znative_ProcessorUsage_OFFSET_CUTICKS] = tms.tms_cutime;
data[com_zimbra_znative_ProcessorUsage_OFFSET_CSTICKS] = tms.tms_cstime;
data[com_zimbra_znative_ProcessorUsage_OFFSET_WTICKS] = wall;
(*env)->SetLongArrayRegion(env, jdata, 0, com_zimbra_znative_ProcessorUsage_OFFSET_MAX, data);
}
