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How to use rounded_memtotal method in avocado

Best Python code snippet using avocado_python

limit.py

Source:limit.py

...71            cmd = "swapon /dev/%s" % blk_partition72            process.system(cmd, shell=True)73        # Check for host memory and cpu levels and validate against74        # requested limits, allow to max of 10X for CPU and 2.5X for memory75        host_memory = int(memory.rounded_memtotal())76        if maxmem:77            if usermaxmem:78                guestmemory = usermaxmem79            else:80                # Normalize to GB81                guestmemory = int(2.5 * host_memory/(1024 * 1024))82        else:83            pass84        if not guestmemory:85            # assign default memory86            guestmemory = default_mem87        # Set the current and max memory params88        vmxml.current_mem_unit = memunit89        vmxml.max_mem_unit = memunit...

utils_memory.py

Source:utils_memory.py

...11def memtotal():12    return read_from_meminfo('MemTotal')13def freememtotal():14    return read_from_meminfo('MemFree')15def rounded_memtotal():16    # Get total of all physical mem, in kbytes17    usable_kbytes = memtotal()18    # usable_kbytes is system's usable DRAM in kbytes,19    #   as reported by memtotal() from device /proc/meminfo memtotal20    #   after Linux deducts 1.5% to 5.1% for system table overhead21    # Undo the unknown actual deduction by rounding up22    #   to next small multiple of a big power-of-two23    #   eg  12GB - 5.1% gets rounded back up to 12GB24    mindeduct = 0.015  # 1.5 percent25    maxdeduct = 0.055  # 5.5 percent26    # deduction range 1.5% .. 5.5% supports physical mem sizes27    #    6GB .. 12GB in steps of .5GB28    #   12GB .. 24GB in steps of 1 GB29    #   24GB .. 48GB in steps of 2 GB ......

utils.py

Source:utils.py

...31    except OSError:32        raise ValueError('/dev/%s is not a valid device.' % device)33    return '%s:%s' % (os.major(device_num.st_rdev),34                      os.minor(device_num.st_rdev))35def rounded_memtotal():36    # Get total of all physical mem, in kbytes37    usable_kbytes = memtotal()38    # usable_kbytes is system's usable DRAM in kbytes,39    #   as reported by memtotal() from device /proc/meminfo memtotal40    #   after Linux deducts 1.5% to 5.1% for system table overhead41    # Undo the unknown actual deduction by rounding up42    #   to next small multiple of a big power-of-two43    #   eg  12GB - 5.1% gets rounded back up to 12GB44    mindeduct = 0.015  # 1.5 percent45    maxdeduct = 0.055  # 5.5 percent46    # deduction range 1.5% .. 5.5% supports physical mem sizes47    #    6GB .. 12GB in steps of .5GB48    #   12GB .. 24GB in steps of 1 GB49    #   24GB .. 48GB in steps of 2 GB ......

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