Vinum gvinum ja geom

vinum

Starting up Vinum Early Enough for the Root Filesystem /boot/loader.conf

vinum_load="YES"

/boot/loader.conf grub start

geom_vinum_load="YES" vinum.autostart="YES"

fdisk -i teha disklabel -w disklabel -e devname

stripe

  drive c device /dev/da5h
   drive d device /dev/da6h
   volume stripe
   plex org striped 512k
     sd length 128m drive c
     sd length 128m drive d

mirroring

drive d1 device /dev/ad2s1a drive d2 device /dev/ad3s1a volume mirror setupstate

 plex org concat
   sd length 76000M drive d1
 plex org concat
   sd length 76000M drive d2

gvinum create -f /etc/vinum.conf

hiljem newfs -v

gstripe

kldload geom_mirror

/boot/loader.conf
geom_stripe_load="YES" 

    gstripe label -v -s 4096 data /dev/ad2 /dev/ad4
    newfs /dev/stripe/data
    mount /dev/stripe/data /mnt/tank2
    df -h
    /dev/stripe/data    289G    4.0K    266G     0%    /mnt/tank2

   cat /var/run/dmesg.boot | grep "ad"
   gstripe list
   umount /dev/stripe/data
   tunefs -m 2 -o space /dev/stripe/data
tunefs: minimum percentage of free space changes from 8% to 2%
tunefs: should optimize for space with minfree < 8%
tunefs: optimization preference changes from time to space

   mount /dev/stripe/data /mnt/tank2
   /dev/stripe/data    289G    4.0K    283G     0%    /mnt/tank2

-m 2 ütleb, et minfree peaks 2% olema ja -o space optimiseerib space'le, mitte access time'le aga kiiremat kaablit vaja, udma33 sucks ASS

fsck_ffs /dev/stripe/data

gmirror

katse# gmirror label -vnb round-robin gm0 /dev/da1
Metadata value stored on /dev/da1.
Done.
katse# gmirror load
katse# gmirror insert gm0 /dev/da2

newfs /dev/mirror/gm0
mount /dev/mirror/gm0s1d /mnt

raid 10

kettaid neil ad1 ad2 ad3 ad4

gmirror label -vnb round-robin gm0 /dev/da1
gmirror load
gmirror insert gm0 /dev/da2
gmirror label -vnb round-robin gm1 /dev/da3
gmirror insert gm1 /dev/da4
gstripe label -v -s 4096 data /dev/mirror/gm0 /dev/mirror/gm1
newfs /dev/stripe/data
mount /dev/stripe/data /mnt