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Diff for /wikisrc/users/haad/Attic/porting_zfs.mdwn between versions 1.3 and 1.6

version 1.3, 2009/10/23 23:55:51 version 1.6, 2009/10/26 23:19:05
Line 15  Use any -current build from i386 or amd6 Line 15  Use any -current build from i386 or amd6
   
 User need to  User need to
   
  modload solaris      modload solaris
  modload zfs      modload zfs
   
 After loading modules user can create zpool(zfs version of volume manager) and manage zfs file systems on it.   After loading modules user can create zpool(zfs version of volume manager) and manage zfs file systems on it. 
   
 zpool create {zpool name} {type} {device}       zpool create {zpool name} {type} {device} 
   
 where type is:  where type is:
   
Line 31  where type is: Line 31  where type is:
   
 device is blod device on netbsd /dev/sd0a for example.  device is blod device on netbsd /dev/sd0a for example.
   
 zpool create tank mirror /dev/sd0a /dev/sd1a  creates mirrored zpool between 2 disk partitions.      zpool create tank mirror /dev/sd0a /dev/sd1a  creates mirrored zpool between 2 disk partitions.
   
 With zpool created we can create zfs filesystems or zvols(zfs logical volume disks)  With zpool created we can create zfs filesystems or zvols(zfs logical volume disks)
   
 zfs create -V {size} tank/{zvol name} creates zvol with {zvol name} from ZPOOL called tank      zfs create -V {size} tank/{zvol name} creates zvol with {zvol name} from ZPOOL called tank
   
 Logical disk is created in   Logical disk is created in 
   
 /dev/zvol/rdsk/{zpool name}/{zvol name}       /dev/zvol/rdsk/{zpool name}/{zvol name} 
 /dev/zvol/dsk/{zpool name}/{zvol name}  
   
 zfs create tank/{zfs name} create zfs filesystem on a zpool called tank       /dev/zvol/dsk/{zpool name}/{zvol name}
   
       zfs create tank/{zfs name} create zfs filesystem on a zpool called tank 
   
 ## Administration  ## Administration
   
   After creating ZVOLS and filesystem they are saved in a /etc/zfs/zpool.cache file and loaded after nextzfs module load.
   
 ---  ---
 # 3. Known Bugs  # 3. Known Bugs
   
Line 80  because zio_root is basicaly zio_null. Line 83  because zio_root is basicaly zio_null.
                                                   
  zfs umount panic is caused by using FreeBSD approach in zfs_reclaim.   zfs umount panic is caused by using FreeBSD approach in zfs_reclaim.
   
   * vnode fsync bug 
     
     I think that we are hitting this bug, too. I have some patches in the tree which fixes deadlod in vnode reclaim but after that I'm getting another deadlock in VOP_FSYNC.
   
 ## Functional bugs   ## Functional bugs 
 * Snapshots  * Snapshots
 * Permissions  * Permissions
 * Old code, we should update NetBSD zfs port to new code  * Old code, we should update NetBSD zfs port to new code
   * More tasks can be found at [http://nxr.netbsd.org/xref/src/external/cddl/osnet/TODO]
   
   # External Documentation links
   Nice zfs howto written for zfs + mac os x [http://code.google.com/p/maczfs/wiki/GettingStarted]
Removed from v.1.3  
changed lines
  Added in v.1.6

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