Configuring Drives with Specific Systems
MIPS Systems
(GLWLRQ¦2FWREHU
ZKHUH
X
LVWKHGULYHªV6&6,,'
)RUDQDXWRORDGHUVSHFLI\WKHFRQWUROGHYLFH
/dev/xStp
X
WKURXJKWKH©
-d
ªRSWLRQ
ZKHQXVLQJ
mtx
& RQWUROOLQJ&RPSUHVVLRQZLWK6&2
%HFDXVH6&2GRHVQRWKDYHDQ\FRPSUHVVLRQQRFRPSUHVVLRQGHYLFHILOHV\RXPXVW
XVH©
tape setcomp
ªWRFRQWUROWKHFRPSUHVVLRQVWDWXVRIWKHGULYHDVIROORZV
,I\RXKDYHPXOWLSOHGULYHV\RXPXVWVSHFLI\WKHDSSURSULDWHGHYLFHILOHVLQWKH
FRPPDQG)RUH[DPSOH
% tape -a 0 setcomp /dev/nrStp2
8VH©
tape getcomp
ªWRWHOO\RXWKHFXUUHQWVWDWXVRIWKHGULYH
Note
'R
QRW
XVHWKH6&2©
mt
ªXWLOLW\7KLVLVREVROHWHDQGGRHVQRWSHUIRUPWKHVDPH
IXQFWLRQDV©
mt
ªRQRWKHUSODWIRUPV8VH©
tape
ªLQVWHDGWRDFKLHYHWKHVDPHUHVXOW
,PSURYLQJ3HUIRUPDQFH7KURXJK%ORFN6L]HRQ6&2
,QRUGHUWRLPSURYHSHUIRUPDQFHVSHFLI\ODUJHUEORFNLQJIDFWRUVIRU
cpio
DQG
tar
8VHWKH©
B
ªRSWLRQRI
cpio
RUXVHWKH©
b
ªRSWLRQRI
tar
ZLWKDQDUJXPHQWRI
$OWHUQDWLYHO\\RXFDQXVHWKH
tape
FRPPDQGDVIROORZV
% tape -a 32768 setblk <device file>
7KLVH[SOLFLWO\VHWVWKHEORFNVL]HXVHGIRUWKHGULYHZKHQ\RXDUHXVLQJEXLOWLQ
DSSOLFDWLRQVVXFKDV
cpio
DQG
tar
7KH
<device file>
LVHLWKHU
/dev/nrStp
X
RU
/dev/rStp
X
DVGHVFULEHGDERYH
$XWRORDGHU2SWLRQ6ZLWFK6HWWLQJV
,I\RXDUHXVLQJ
mtx
VSHFLI\WKHFRQWUROGHYLFH
/dev/xStp#
WKURXJKWKH
©
-d
ªRSWLRQ
0,366\VWHPV
& RQILJXUDWLRQ6ZLWFK6HWWLQJV
$XWRORDGHU2SWLRQ6ZLWFK6HWWLQJV
Command Compression Decompression
tape -a 0 setcomp disabled disabled
tape -a 1 setcomp enabled disabled
tape -a 2 setcomp disabled enabled
tape -a 3 setcomp enabled enabled
1 2 3 4 Value
On On On Off 7
123 45678
On On Off On On On Off Off
1 2 3 4 Value
On On On Off 7