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140 Hardware Maintenance Manual: xSeries 250
Supported operating systems: Windows NT and DOS
Command:
ipssend readahead controller options
where:
• controller is the ServeRAID controller number (1–12)
• options is one of the following:
— ON enables the read-ahead feature
— OFF disables the read-ahead feature
— ADAPTIVE indicates that the controller will determine the best mode
to use at any given time.
— ? displays the current read-ahead feature mode being used.
stripesize
Use the stripesize function to set the size of the ServeRAID controller's stripe
to 8 KB, 16 KB, 32 KB, or 64 KB.
Supported operating systems: DOS
Command:
ipssend stripesize controller options
where:
• controller is the ServeRAID controller number (1–12)
• options is one of the following:
— 8 to set the stripe-unit size to 8 KB
— 16 to set the stripe-unit size to 16 KB
— 32 to set the stripe-unit size to 32 KB
— 64 to set the stripe-unit size to 64 KB
— ? to display the current stripe-unit size being used
unattended
Use the unattended command to enable or disable the unattended feature of
the ServeRAID controllers.
Supported operating systems: Windows NT, OS/2, NetWare, Linux,
OpenServer, Unixware, and DOS
Command:
ipssend unattended controller options
where:
• controller is the ServeRAID controller number (1–12)
• options is one of the following:
— ON to enable the feature
— OFF to disable the feature
— ? to display the current setting of this feature
Starting the IPSMON program
You can run the IPSMON program from the operating system command line.
To start the IPSMON program:
• If you are using OS/2 or Windows NT:
1. Type:
c:\ipsadm\ipsmon
where c is the drive letter of the drive where OS/2 or Windows NT is
installed.