Re: RAID & LVM

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著者: Hervé de Dianous
日付:  
To: ML Guilde
題目: Re: RAID & LVM
sly (sylvain letuffe) a écrit :
> On vendredi 28 mai 2010, Hervé de Dianous wrote:
>> # cat /proc/mdstat
>> Personalities : [raid0] [raid1] [raid5] [raid4]
>> unused devices: <none>
>
> Y'a pas de raid soft
>
>>> dmesg | grep sd ?
>> # dmesg | grep sd
>> Installing knfsd (copyright (C) 1996 okir@???).
>> nfsd: peername failed (err 57)!
>
> disons alors
> dmesg | grep hd ?
>
>
>> # mount
>> /dev/hdc1 on / type ext3 (rw,noatime)
>> proc on /proc type proc (rw)
>> devpts on /dev/pts type devpts (rw)
>> sysfs on /sys type sysfs (rw)
>> tmpfs on /ramfs type ramfs (rw)
>> tmpfs on /USB type tmpfs (rw,size=16k)
>> /dev/c/c on /c type ext3 (rw,noatime,acl,user_xattr,usrquota,grpquota)
>> nfsd on /proc/fs/nfsd type nfsd (rw)
>> usbfs on /proc/bus/usb type usbfs (rw)
>>
>> Strange isn't it ?
> ouep, et avec les tailles pour éssayer de comprendre :
> df ?

----------------------------
# df
Filesystem           1k-blocks      Used Available Use% Mounted on
/dev/hdc1              2031872    347760   1684112  18% /
tmpfs                       16         0        16   0% /USB
/dev/c/c             970385648  43588240 926797408   5% /c
---------------------------


# ls -l /dev/c
total 0
lrwxrwxrwx    1 root     root           15 May 28 14:26 c -> 
/dev/mapper/c-c


> Heu, physiquement tu as une idée de ce que ça contient ? (en nombre et en type
> et en interfaces ?)


Il y a bien 2 disques SATA de 1 To chacun

nas-17-C5-11:~# dmesg | grep hd
hdc: SAMSUNG HD103UJ (s/n:S13PJQSZ100137), ATA DISK drive (ATAEXT)
hde: SAMSUNG HD103UJ (s/n:S13PJQSZ100497), ATA DISK drive (ATAEXT)
hdc: max request size: 512KiB
hdc: use capacity 1953525168 sectors (1000204 MB)
hdc: 1953108616 sectors (999991 MB) w/32767KiB Cache, CHS=65535/255/63
hdc: cache flushes supported
hdc: hdc1 hdc2 hdc3 < hdc5 >
hde: max request size: 512KiB
hde: use capacity 1953525168 sectors (1000204 MB)
hde: 1953108616 sectors (999991 MB) w/32767KiB Cache, CHS=65535/255/63
hde: cache flushes supported
hde: unknown partition table
Drive hdc SB at 1953511632(-sbs) CURRENT
Drive hde SB at 1953511632(-sbs) CURRENT
PHYSICAL_DRIVE: 0: DISK<N:0/1,hdc(22,0),ID:0,PT:1,SZ:1953108616,ST:
B:online>
PHYSICAL_DRIVE: 1: DISK<N:1/2,hde(33,0),ID:1,PT:1,SZ:1953108616,ST:P
:online>
hdc: hdc1 hdc2 hdc3 < hdc5 >
hde: unknown partition table
EXT3 FS on hdc1, internal journal
EXT3 FS on hdc1, internal journal
Adding 255968k swap on /dev/hdc2. Priority:0 extents:1 across:255968k
hdc: cache flushes supported
hde: cache flushes supported
hde: unknown partition table

Cette dernière ligne m'inquiète, le hde est le deuxième disque.

RV2D