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z/VM: CP Commands and Utilities Reference - z/VM - IBM

z/VM: CP Commands and Utilities Reference - z/VM - IBM

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DRAIN (Disk)<br />

►►<br />

DRain<br />

Options:<br />

ALL<br />

Notes:<br />

LInks<br />

Authorization<br />

Purpose<br />

Oper<strong>and</strong>s<br />

Options<br />

DASd ▼ rdev<br />

rdev1-rdev2<br />

VOLid volid<br />

PAge<br />

Privilege Class: B<br />

Use DRAIN to prevent new allocations on specified real DASDs.<br />

DASd rdev<br />

indicates that you want to drain one or more real DASD. You specify which<br />

ones by entering their real device numbers (rdev). Each rdev must be a<br />

hexadecimal device number between X'0000' <strong>and</strong> X'FFFF'.<br />

VOLid volid<br />

indicates that you want to drain a real DASD volume, specified by its real<br />

volume serial number (volid).<br />

ALL<br />

means all of the following:<br />

LInks<br />

tells <strong>CP</strong> not to allow LINK comm<strong>and</strong>s to minidisks on this device.<br />

PAge<br />

tells <strong>CP</strong> not to write pages to this device during page-out operations.<br />

SPol<br />

SPool<br />

tells <strong>CP</strong> not to allocate space on this device for new spool records.<br />

TDisk<br />

TDsk<br />

SPol<br />

SPool<br />

(1)<br />

TDisk<br />

TDsk<br />

TEmpdisk<br />

Options<br />

1 At least one option must be entered. You can enter options in any order.<br />

DRAIN (Disk)<br />

►◄<br />

Chapter 2. <strong>CP</strong> <strong>Comm<strong>and</strong>s</strong> 341

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