Class sysinfo

src/fastlock.cpp:507–507

{
#ifdef __linux__
    struct sysinfo sysinf;
    int fHighPressurePrev, fHighPressureNew;
    __atomic_load(&g_fHighCpuPressure, &fHighPressurePrev, __ATOMIC_RELAXED);
    fHighPressureNew = fHighPressurePrev;