Υɥ饤Ф Compaq  SMART 쥤ȥǤ

ݡȤ륫 -
----------------------

Υɥ饤ФϼΥɤưӤޤ -

        * SA 5300
        * SA 5i
        * SA 532
        * SA 5312

Ρɤ /dev/cciss ǥ쥯ȥˤޤƤʤ

# mkdev.cciss [ctlrs]

 ctlrs ϤʤäƤ륳ȥοǤ (ꤵʤ
硢1 ǥեȤˤʤޤ)

ǥХ̾դ -
--------------------

/dev  cciss ǥХѤΥȥ꤬ĤɬפǤmkdev.cciss
ץȤϥǥХΡɤưŪ˺뤳ȤǤޤǥХ
ϰʲ̤Ǥ -

᡼㡼ֹ -
        104     cciss0	
        105     cciss1	
        106     cciss2 
        ʤ...

ޥʡֹ -
        b7 b6 b5 b4 b3 b2 b1 b0
        |----+----| |----+----|
             |           |
             |  ѡƥ ID (0=ǥХ, 1-15 ѡƥ)
             |
             +- ܥ塼ֹ

侩ǥХ̾դΥ -
/dev/cciss/c0d0           ȥ 0, ǥ 0, ǥХ
/dev/cciss/c0d0p1         ȥ 0, ǥ 0, ѡƥ 1
/dev/cciss/c0d0p2         ȥ 0, ǥ 0, ѡƥ 2
/dev/cciss/c0d0p3         ȥ 0, ǥ 0, ѡƥ 3

/dev/cciss/c1d1           ȥ 1, ǥ 1, ǥХ
/dev/cciss/c1d1p1         ȥ 1, ǥ 1, ѡƥ 1
/dev/cciss/c1d1p2         ȥ 1, ǥ 1, ѡƥ 2
/dev/cciss/c1d1p3         ȥ 1, ǥ 1, ѡƥ 3

SCSI ơץɥ饤֤ӥǥ󥸥Υݡ
-----------------------------------------------------

SCSI 󥷥륢ǥХӥǥ󥸥ǥХ
ݡȤ졢ŬڤʥǥХΡɤϼưŪ˺ޤ (㤨С
/dev/st0, /dev/st1 ʤɡܤ "st"  man ڡ򻲾ȤƤ)
Smart Array 5xxx ȥ SCSI ơץɥ饤֤Ѳǽˤ
ϡͥ "SCSI tape drive support for Smart Array 5xxx" 
 "SCSI support" ͭˤʤФʤޤ

˥ɥ饤Ф init  SCSI core ȹޤʤ (engage ʤ) Ȥ
դƤ¹Ի˥ɥ饤Ф "֥å" ¦
/proc/driver/cciss/cciss* Ȥƺ /proc ե륷ƥ२
𤷤ơưŪ SCSI core ȹ褦ɥ饤ФػؼʤФʤ
ޤ󡣤ͳϥɥ饤Ф init SCSI core  (ɥ饤Ф֥å
ɥ饤ФΤ) ޤƤʤǡSCSI core Ͽ򤷤褦
Ȥ硢ϥ󥰤ҤǤ礦ץȤˤˡ
֤Ǥ (Ū /etc/init.d Ǥǥȥӥ塼ˤ
Ƥϰ㤦Ȥˤޤ)
 -

        for x in /proc/driver/cciss/cciss[0-9]*
        do
                echo "engage scsi" > $x
        done

SCSI core ɥ饤Фˤȹޤȡ뤳ȤϤǤޤ (
塼Ȥƥ󥯤ƤΡɥ饤ФΥɤޤ)

󥷥륢ǥХ⤷ϥǥ󥸥㤬Ф
ʤä硢嵭ץȤưˤ SCSI core ȹޤ뤳
Ϥޤ

SCSI ơץɥ饤ѥۥåȥץ饰Υݡ
-------------------------------------------

SCSI ơץɥ饤֤Υۥåȥץ饰ջबޤݡȤ
ޤcciss ɥ饤Ф SCSI ХѹäȤΤ
SCSI ؤˤΤʤФʤޤ󡣤 /proc ե륷
𤷤ƹԤȤǤޤ -

        echo "rescan" > /proc/scsi/cciss0/1

ϡʪŪ SCSI Х fibre channel arbitrated loop ѹ˴
Ƥϥץˡޤ󥷥륢ǥХǥ󥸥
ɲäˤĤƤϥɥ饤Фˡ礻Ԥޤɥ饤ФϡɤΥ
Хɲä줿ȡΥǥХб륳ȥ顢Х
åȡlun  ID 򡢼åϤޤԤä塢
SCSI ؤ˲ۥǥХѹ̾ˡΤǤޤ -

        echo add-single-device 3 2 1 0 > /proc/scsi/scsi

 ȥ 3, Х 2, å 1, lun 0 ΥǥХɲä
ޤɥ饤Фϲ SCSI ХΥǥХ֤ݻ褦
ƤΤǡơץɥ饤֤Ʊץưǡץ
Фơץɥ饤֤ɲä򤷤ʤʤ顢SCSI ؤؤΤɬ
פޤ

/proc ե륷ƥ२ȥ̾դηޤϥɥ饤̾˲äƿ
ޤळȤդƤ (㤨 "cciss" ȤƤʤԤ
Τ "cciss0" ˤʤޤ)ϡɥ饤Фϥɥ饤ФȤǤϤʤ
ĤΥ󥹥󥹤դĤ SCSI ؤϿʤФʤʤ
 PCI ۥåȥץ饰˴ؤ 2.4 ͥ PCI 󥿡եλ
ѹͳǤ

 - 󥷥륢ǥХȥǥ󥸥 cciss
ɥ饤Фˤ SCSI ǥХȤ SCSI ؤ󼨤ޤäˡ
ʪŪ SCSI ǥɥ饤֤ SCSI ؤ󼨤ޤʪŪ
 SCSI ǥɥ饤֤ϥ쥤ȥΥϡɥˤľ
椵ΤǡOS ΥǥХľܥ褦Ȥ뤳Ȥ
ʤФʤޤ󡣻䤿 SCSI ơץɥ饤֤ؤΥˡ
Ǥϡ쥤ȥñʤ SCSI ȥΤ褦ˤʤޤ

======================================================================
ܸܹ <hng@ps.ksky.ne.jp>
