Ejemplo n.º 1
0
    def log_test_keyvals(self, test_sysinfodir):
        """ Logging hook called by log_after_each_test to collect keyval
        entries to be written in the test keyval. """
        keyval = {}

        # grab any loggables that should be in the keyval
        keyval.update(
            self._read_sysinfo_keyvals(self.test_loggables, test_sysinfodir))
        keyval.update(
            self._read_sysinfo_keyvals(
                self.boot_loggables,
                os.path.join(test_sysinfodir, "reboot_current")))

        # remove hostname from uname info
        #   Linux lpt36 2.6.18-smp-230.1 #1 [4069269] SMP Fri Oct 24 11:30:...
        if "sysinfo-uname" in keyval:
            kernel_vers = " ".join(keyval["sysinfo-uname"].split()[2:])
            keyval["sysinfo-uname"] = kernel_vers

        # grab the total avail memory, not used by sys tables
        path = os.path.join(test_sysinfodir, "reboot_current", "meminfo")
        if os.path.exists(path):
            mem_data = open(path).read()
            match = re.search(r"^MemTotal:\s+(\d+) kB$", mem_data,
                              re.MULTILINE)
            if match:
                keyval["sysinfo-memtotal-in-kb"] = match.group(1)

        # guess the system's total physical memory, including sys tables
        keyval["sysinfo-phys-mbytes"] = utils.rounded_memtotal() // 1024

        # return what we collected
        return keyval
Ejemplo n.º 2
0
    def log_test_keyvals(self, test_sysinfodir):
        """ Logging hook called by log_after_each_test to collect keyval
        entries to be written in the test keyval. """
        keyval = {}

        # grab any loggables that should be in the keyval
        keyval.update(self._read_sysinfo_keyvals(
            self.test_loggables, test_sysinfodir))
        keyval.update(self._read_sysinfo_keyvals(
            self.boot_loggables,
            os.path.join(test_sysinfodir, "reboot_current")))

        # remove hostname from uname info
        #   Linux lpt36 2.6.18-smp-230.1 #1 [4069269] SMP Fri Oct 24 11:30:...
        if "sysinfo-uname" in keyval:
            kernel_vers = " ".join(keyval["sysinfo-uname"].split()[2:])
            keyval["sysinfo-uname"] = kernel_vers

        # grab the total avail memory, not used by sys tables
        path = os.path.join(test_sysinfodir, "reboot_current", "meminfo")
        if os.path.exists(path):
            mem_data = open(path).read()
            match = re.search(r"^MemTotal:\s+(\d+) kB$", mem_data,
                              re.MULTILINE)
            if match:
                keyval["sysinfo-memtotal-in-kb"] = match.group(1)

        # guess the system's total physical memory, including sys tables
        keyval["sysinfo-phys-mbytes"] = utils.rounded_memtotal()//1024

        # return what we collected
        return keyval
Ejemplo n.º 3
0
def mbytes_per_mem_node():
    # Get mbyte size of standard numa mem node, as float
    #  (some nodes are bigger than this)
    # Replaces utils.node_size().
    numa = get_boot_numa()
    if numa.endswith('M'):
        return float(numa[:-1])  # mbyte size of fake nodes
    elif numa:
        nodecnt = int(numa)  # fake numa mem nodes for container isolation
    else:
        nodecnt = len(utils.numa_nodes())  # phys mem-controller nodes
    # Use guessed total physical mem size, not kernel's
    #   lesser 'available memory' after various system tables.
    return utils.rounded_memtotal() / (nodecnt * 1024.0)
Ejemplo n.º 4
0
def mbytes_per_mem_node():
    # Get mbyte size of standard numa mem node, as float
    #  (some nodes are bigger than this)
    # Replaces utils.node_size().
    numa = get_boot_numa()
    if numa.endswith('M'):
        return float(numa[:-1])  # mbyte size of fake nodes
    elif numa:
        nodecnt = int(numa)  # fake numa mem nodes for container isolation
    else:
        nodecnt = len(utils.numa_nodes())  # phys mem-controller nodes
    # Use guessed total physical mem size, not kernel's
    #   lesser 'available memory' after various system tables.
    return utils.rounded_memtotal() / (nodecnt * 1024.0)