[zfs-discuss] zpool import crashes system

2010-11-11 Thread Mike DeMarco
I am trying to bring in my zpool from build 121 into build 134 and every time I do a zpool import the system crashes. I have read other posts for this and have tried setting zfs_recover = 1 and aok = 1 in /etc/system I have used mdb to verify that they are in the kernel but the system still

[zfs-discuss] recordsize

2010-09-16 Thread Mike DeMarco
What are the ramifications to changing the recordsize of a zfs filesystem that already has data on it? I want to tune down the recordsize to speed up very small reads to a size that is more in line with the read size. can I do this on a filestystem that has data already on it and how does it

Re: [zfs-discuss] EMC migration and zfs

2010-08-16 Thread Mike DeMarco
Bump this up. Anyone? -- This message posted from opensolaris.org ___ zfs-discuss mailing list zfs-discuss@opensolaris.org http://mail.opensolaris.org/mailman/listinfo/zfs-discuss

Re: [zfs-discuss] New Supermicro SAS/SATA controller: AOC-USAS2-L8e in SOHO NAS and HD HTPC

2010-08-16 Thread Mike DeMarco
What I would really like to know is why do pci-e raid controller cards cost more than an entire motherboard with processor. Some cards can cost over $1,000 dollars, for what. -- This message posted from opensolaris.org ___ zfs-discuss mailing list

[zfs-discuss] zfs allow does not work for rpool

2010-07-28 Thread Mike DeMarco
I am trying to give a general user permissions to create zfs filesystems in the rpool. zpool set=delegation=on rpool zfs allow user create rpool both run without any issues. zfs allow rpool reports the user does have create permissions. zfs create rpool/test cannot create rpool/test :

Re: [zfs-discuss] zfs allow does not work for rpool

2010-07-28 Thread Mike DeMarco
Thanks adding mount did allow me to create it but does not allow me to create the mountpoint. -- This message posted from opensolaris.org ___ zfs-discuss mailing list zfs-discuss@opensolaris.org http://mail.opensolaris.org/mailman/listinfo/zfs-discuss

[zfs-discuss] zfs disk encryption

2009-10-13 Thread Mike DeMarco
Does anyone know when this will be available? Project says Q4 2009 but does not give a build. -- This message posted from opensolaris.org ___ zfs-discuss mailing list zfs-discuss@opensolaris.org http://mail.opensolaris.org/mailman/listinfo/zfs-discuss

[zfs-discuss] zfs on FDE

2009-10-13 Thread Mike DeMarco
Any reason why ZFS would not work on a FDE (Full Data Encryption) Hard drive? -- This message posted from opensolaris.org ___ zfs-discuss mailing list zfs-discuss@opensolaris.org http://mail.opensolaris.org/mailman/listinfo/zfs-discuss

[zfs-discuss] HELP!!! Need to disable zfs

2008-11-25 Thread Mike DeMarco
My root drive is ufs. I have corrupted my zpool which is on a different drive than the root drive. My system paniced and now it core dumps when it boots up and hits zfs start. I have a alt root drive that can boot the system up with but how can I disable zfs from starting on a different drive?

Re: [zfs-discuss] HELP!!! Need to disable zfs

2008-11-25 Thread Mike DeMarco
Boot from the other root drive, mount up the bad one at /mnt. Then: # mv /mnt/etc/zfs/zpool.cache /mnt/etc/zpool.cache.bad On Tue, Nov 25, 2008 at 8:18 AM, Mike DeMarco [EMAIL PROTECTED] wrote: My root drive is ufs. I have corrupted my zpool which is on a different drive than

[zfs-discuss] zfs! mirror and break

2008-05-08 Thread Mike DeMarco
I currently have a zpool with two 8Gbyte disks in it. I need to replace them with a single 56Gbyte disk. with veritas I would just add the disk in as a mirror and break off the other plex then destroy it. I see no way of being able to do this with zfs. Being able to migrate data without

[zfs-discuss] Hierarchal zfs mounts

2007-10-22 Thread Mike DeMarco
Looking for a way to mount a zfs filesystem ontop of another zfs filesystem without resorting to legacy mode. This message posted from opensolaris.org ___ zfs-discuss mailing list zfs-discuss@opensolaris.org

Re: [zfs-discuss] Hierarchal zfs mounts

2007-10-22 Thread Mike DeMarco
Mike DeMarco wrote: Looking for a way to mount a zfs filesystem ontop of another zfs filesystem without resorting to legacy mode. doesn't simply 'zfs set mountpoint=...' work for you? -- Michael Schuster Recursion, n.: see 'Recursion

Re: [zfs-discuss] compression=on and zpool attach

2007-09-12 Thread Mike DeMarco
On 11/09/2007, Mike DeMarco [EMAIL PROTECTED] wrote: I've got 12Gb or so of db+web in a zone on a ZFS filesystem on a mirrored zpool. Noticed during some performance testing today that its i/o bound but using hardly any CPU, so I thought turning on compression would

Re: [zfs-discuss] compression=on and zpool attach

2007-09-12 Thread Mike DeMarco
On 9/12/07, Mike DeMarco [EMAIL PROTECTED] wrote: Striping several disks together with a stripe width that is tuned for your data model is how you could get your performance up. Stripping has been left out of the ZFS model for some reason. Where it is true that RAIDZ will stripe

Re: [zfs-discuss] compression=on and zpool attach

2007-09-11 Thread Mike DeMarco
I've got 12Gb or so of db+web in a zone on a ZFS filesystem on a mirrored zpool. Noticed during some performance testing today that its i/o bound but using hardly any CPU, so I thought turning on compression would be a quick win. If it is io bound won't compression make it worse? I