Administrator Guide

Modify the iSCSI Window Size for an iSCSI Fault Domain
The window size species the amount of data that can be in transit at any given time.
1 If the Storage Manager Client is connected to a Data Collector, select a Storage Center from the Storage view.
2 Click the Storage tab.
3 In the Storage tab navigation pane, expand Fault Domains, then expand iSCSI and click the fault domain.
4 In the right pane, click Edit Settings.
The Edit Fault Domain Settings dialog box opens.
5 Click Edit Advanced Port Settings.
The Edit Advanced Port Settings dialog box opens.
6 In the Window Size eld, type a value for the window size.
• Allowed values are 16 KB to 32 MB.
• The window size must be divisible by 16 KB.
7 Click OK to close the Edit Advanced Port Settings dialog box.
8 Click OK.
Modify Digest Settings for an iSCSI Fault Domain
The iSCSI digest settings determine whether iSCSI error detection processing is performed.
1 If the Storage Manager Client is connected to a Data Collector, select a Storage Center from the Storage view.
2 Click the Storage tab.
3 In the Storage tab navigation pane, expand Fault Domains, then expand iSCSI and click the fault domain.
4 In the right pane, click Edit Settings.
The Edit Fault Domain Settings dialog box opens.
5 Click Edit Advanced Port Settings.
The Edit Advanced Port Settings dialog box opens.
6 In the Digest Settings area, select or clear the Immediate Data Write checkbox as needed.
7 Click OK to close the Edit Advanced Port Settings dialog box.
8 Click OK.
Modify Timeout Settings for an iSCSI Fault Domain
iSCSI timeout settings determine how the Storage Center handles idle connections.
1 If the Storage Manager Client is connected to a Data Collector, select a Storage Center from the Storage view.
2 Click the Storage tab.
3 In the Storage tab navigation pane, expand Fault Domains, then expand iSCSI and click the fault domain.
4 In the right pane, click Edit Settings.
The Edit Fault Domain Settings dialog box opens.
5 Click Edit Advanced Port Settings.
The Edit Advanced Port Settings dialog box opens.
6 In the Timeout Settings area, modify the timeout values as needed. These options are described in the online help.
7 Click OK to close the Edit Advanced Port Settings dialog box.
8 Click OK.
278
Storage Center Maintenance