Storage Foundation 7.3.1 管理者ガイド - Linux

サンプルポリシーファイル

<?xml version="1.0"?>
<!DOCTYPE PLACEMENT_POLICY SYSTEM "/opt/VRTSvxfs/etc/placement_policy.dtd">

<PLACEMENT_POLICY Version="5.0" Name="access_age_based_2tier">
        <RULE Flags="data" Name="Low-Priority-Files-Rule">
                <COMMENT>
                 Files which are known not to be frequently accessed
                 are created on the cloud tier by default.
                </COMMENT>

                <SELECT Flags="Data">
                    <PATTERN> *.mp3 </PATTERN>
                </SELECT>

                <CREATE>
                        <ON>
                                <DESTINATION>
                                        <CLASS> CLOUD </CLASS>
                                </DESTINATION>
                        </ON>
                </CREATE>
        </RULE>

	<RULE Flags="data" Name="Regular-Files-Rule">
                <COMMENT>
                  All other files are created on the LOCAL tier by default.
                  Files which have not been accessed within the past 30 days
                  are moved to the CLOUD tier.
                </COMMENT>
		<SELECT Flags="Data">
                        <PATTERN> * </PATTERN>
		</SELECT>

                <CREATE>
                        <ON>
                                <DESTINATION>
                                        <CLASS> LOCAL </CLASS>
                                </DESTINATION>
                        </ON>
                </CREATE>

		<RELOCATE>
                        <FROM>
                                <SOURCE>
                                        <CLASS> LOCAL </CLASS>
                                </SOURCE>
                        </FROM>

			<TO>
				<DESTINATION>
					<CLASS> CLOUD </CLASS>
				</DESTINATION>
			</TO>

                        <WHEN>
                                <ACCAGE Units="days">
                                        <MIN Flags="gt"> 30 </MIN>
                                </ACCAGE>
                        </WHEN>
		</RELOCATE>

                <RELOCATE>
                        <FROM>
                                <SOURCE>
                                        <CLASS> CLOUD </CLASS>
                                </SOURCE>
                        </FROM>

			<TO>
				<DESTINATION>
					<CLASS> LOCAL </CLASS>
				</DESTINATION>
			</TO>

                        <WHEN>
                                <ACCAGE Units="days">
                                        <MAX Flags="lt"> 5 </MAX>
                                </ACCAGE>
                        </WHEN>
               </RELOCATE>
	</RULE>
</PLACEMENT_POLICY>