+ cmd_list.append(chmod_vpath.format(vpath))
+
+ for cmd in cmd_list:
+ LOG.info(cmd)
+ exit_status, _, stderr = self.connection.execute(
+ cmd, timeout=self.CMD_TIMEOUT)
+ if exit_status:
+ raise exceptions.OVSSetupError(command=cmd, error=stderr)
+
+ def _check_hugepages(self):
+ meminfo = io.BytesIO()
+ self.connection.get_file_obj('/proc/meminfo', meminfo)
+ regex = re.compile(r"HugePages_Total:\s+(?P<hp_total>\d+)[\n\r]"
+ r"HugePages_Free:\s+(?P<hp_free>\d+)")
+ match = regex.search(meminfo.getvalue().decode('utf-8'))
+ if not match:
+ raise exceptions.OVSHugepagesInfoError()
+ if int(match.group('hp_total')) == 0:
+ raise exceptions.OVSHugepagesNotConfigured()
+ if int(match.group('hp_free')) == 0:
+ raise exceptions.OVSHugepagesZeroFree(
+ total_hugepages=int(match.group('hp_total')))