Because a snapshot schedule is associated to a snapshot group or snapshot consistency group, reserved capacity might be affected by changes to schedule settings.

Steps

Select Storage > Snapshots.
Click the Schedules tab.
Select the snapshot schedule that you want to change, and then click Edit.

The Edit Snapshot Schedule dialog box appears.

Do one of the following:

Use a previously defined schedule from another snapshot object
Click Import Schedule, select the object with the schedule you want to import, and then click Import.

Edit the schedule settings
Refer to Field Details below.

Field details

Setting	Description
Day / month	Choose one of the following options: Daily / Weekly Select individual days for synchronization snapshots. You also can select the Select all days check box in the upper right if you want a daily schedule. Monthly / Yearly Select individual months for synchronization snapshots. In the On day(s) field, enter the days of the month for synchronizations to occur. Valid entries are 1 through 31 and Last. You can separate multiple days with a comma or semi-colon. Use a hyphen for inclusive dates. For example: 1,3,4,10-15,Last. You also can select the Select all months check box in the upper right if you want a monthly schedule.
Start time	From the drop-down list, select a new start time for the daily snapshots. Selections are provided in half-hour increments. The start time defaults to one half-hour ahead of the current time.
Time zone	From the drop-down list, select your storage system’s time zone.
Snapshots per day Time between snapshots	Select the number of snapshot images to create per day. If you select more than one, also select the time between restore points. For multiple restore points, be sure that you have adequate reserved capacity.
Start date End date No end date	Enter the start date for synchronizations to begin. Also enter an end date or select No end date.

Setting

Description

Day / month

Choose one of the following options:

Daily / Weekly
Select individual days for synchronization snapshots. You also can select the Select all days check box in the upper right if you want a daily schedule.
Monthly / Yearly
Select individual months for synchronization snapshots. In the On day(s) field, enter the days of the month for synchronizations to occur. Valid entries are 1 through 31 and Last. You can separate multiple days with a comma or semi-colon. Use a hyphen for inclusive dates. For example: 1,3,4,10-15,Last. You also can select the Select all months check box in the upper right if you want a monthly schedule.

Start time

From the drop-down list, select a new start time for the daily snapshots. Selections are provided in half-hour increments. The start time defaults to one half-hour ahead of the current time.

Time zone

From the drop-down list, select your storage system’s time zone.

Snapshots per day

Time between snapshots

Select the number of snapshot images to create per day.

If you select more than one, also select the time between restore points. For multiple restore points, be sure that you have adequate reserved capacity.

Start date

End date

No end date

Enter the start date for synchronizations to begin. Also enter an end date or select No end date.

Click Save.