Re: [zfs-discuss] Why is Solaris 10 ZFS performance so terrible?

2009-07-06 Thread Boyd Adamson
Phil Harman phil.har...@sun.com writes: Gary Mills wrote: The Solaris implementation of mmap(2) is functionally correct, but the wait for a 64 bit address space rather moved the attention of performance tuning elsewhere. I must admit I was surprised to see so much code out there that still

Re: [zfs-discuss] OpenStorage GUI

2008-11-11 Thread Boyd Adamson
Bryan Cantrill [EMAIL PROTECTED] writes: On Tue, Nov 11, 2008 at 02:21:11PM -0500, Ed Saipetch wrote: Can someone clarify Sun's approach to opensourcing projects and software? I was under the impression the strategy was to charge for hardware, maintenance and PS. If not, some

Re: [zfs-discuss] add autocomplete feature for zpool, zfs command

2008-10-10 Thread Boyd Adamson
Alex Peng [EMAIL PROTECTED] writes: Is it fun to have autocomplete in zpool or zfs command? For instance - zfs cr 'Tab key' will become zfs create zfs clone 'Tab key' will show me the available snapshots zfs set 'Tab key' will show me the available properties, then zfs set

Re: [zfs-discuss] add autocomplete feature for zpool, zfs command

2008-10-10 Thread Boyd Adamson
On 10/10/2008, at 5:12 PM, Nathan Kroenert wrote: On 10/10/08 05:06 PM, Boyd Adamson wrote: Alex Peng [EMAIL PROTECTED] writes: Is it fun to have autocomplete in zpool or zfs command? For instance - zfs cr 'Tab key' will become zfs create zfs clone 'Tab key' will show me

Re: [zfs-discuss] Comments on green-bytes

2008-10-10 Thread Boyd Adamson
David Dyer-Bennet [EMAIL PROTECTED] writes: On Tue, October 7, 2008 09:19, Johan Hartzenberg wrote: Wouldn't it be great if programmers could just focus on writing code rather than having to worry about getting sued over whether someone else is able or not to make a derivative program from

Re: [zfs-discuss] Oracle DB sequential dump questions

2008-10-01 Thread Boyd Adamson
Carson Gaspar [EMAIL PROTECTED] writes: Joerg Schilling wrote: Carson Gaspar[EMAIL PROTECTED] wrote: Louwtjie Burger wrote: Dumping a large file from memory using tar to LTO yields 44 MB/s ... I suspect the CPU cannot push more since it's a single thread doing all the work. Dumping

Re: [zfs-discuss] [Fwd: File system size reduction]

2008-08-27 Thread Boyd Adamson
Vikas Kakkar [EMAIL PROTECTED] writes: [..] Would you know if ZFS is supported for Sun Cluster? ZFS is supported as a failover filesystem in SunCluster 3.2. There is no support for ZFS as a global filesystem. HTH, Boyd ___ zfs-discuss mailing list

Re: [zfs-discuss] Cannot attach mirror to SPARC zfs root pool

2008-07-24 Thread Boyd Adamson
Enda O'Connor ( Sun Micro Systems Ireland) [EMAIL PROTECTED] writes: [..] meant to add that on x86 the following should do the trick ( again I'm open to correction ) installgrub /boot/grub/stage1 /zfsroot/boot/grub/stage2 /dev/rdsk/c1t0d0s0 haven't tested the z86 one though. I used

Re: [zfs-discuss] zpool upgrade -v

2008-07-03 Thread Boyd Adamson
Walter Faleiro [EMAIL PROTECTED] writes: GC Warning: Large stack limit(10485760): only scanning 8 MB Hi, I reinstalled our Solaris 10 box using the latest update available. However I could not upgrade the zpool bash-3.00# zpool upgrade -v This system is currently running ZFS version 4.

Re: [zfs-discuss] CIFS HA service with solaris 10 and SC 3.2

2008-06-22 Thread Boyd Adamson
Marcelo Leal [EMAIL PROTECTED] writes: Hello all, [..] 1) What the difference between the smb server in solaris/opensolaris, and the new project CIFS? What you refer to as the smb server in solaris/opensolaris is in fact Samba, which sits on top of a plain unix system. This has

Re: [zfs-discuss] ZFS Quota question

2008-06-11 Thread Boyd Adamson
Glaser, David [EMAIL PROTECTED] writes: Hi all, I?m new to the list and I thought I?d start out on the right foot. ZFS is great, but I have a couple questions?. I have a Try-n-buy x4500 with one large zfs pool with 40 1TB drives in it. The pool is named backup. Of this pool, I have a

Re: [zfs-discuss] new install - when is zfs root offered? (snv_90)

2008-06-04 Thread Boyd Adamson
A Darren Dunham [EMAIL PROTECTED] writes: On Tue, Jun 03, 2008 at 05:56:44PM -0700, Richard L. Hamilton wrote: How about SPARC - can it do zfs install+root yet, or if not, when? Just got a couple of nice 1TB SAS drives, and I think I'd prefer to have a mirrored pool where zfs owns the entire

Re: [zfs-discuss] Create ZFS now, add mirror later

2008-06-02 Thread Boyd Adamson
Richard Elling [EMAIL PROTECTED] writes: W. Wayne Liauh wrote: E. Mike Durbin wrote: Is there a way to to a create a zfs file system (e.g. zpool create boot /dev/dsk/c0t0d0s1) Then, (after vacating the old boot disk) add another device and make the zpool a mirror?

Re: [zfs-discuss] Space used by the snapshot

2008-06-02 Thread Boyd Adamson
Silvio Armando Davi [EMAIL PROTECTED] writes: Hi, I create a pool mirrored with 1gb of space. After I create a file system in that pool and put a file (file1) of 300MB it that file system. After that, I create a snapshot in the file system. With the zfs list command the space used by the

Re: [zfs-discuss] ZFS Version Correct

2008-05-21 Thread Boyd Adamson
Kenny [EMAIL PROTECTED] writes: I have Sun Solaris 5.10 Generic_120011-14 and the zpool version is 4. I've found references to version 5-10 on the Open Solaris site. Are these versions for Open solaris only? I've searched the SUN site for ZFS patches and found nothing (most likely operator

Re: [zfs-discuss] path-name encodings

2008-03-05 Thread Boyd Adamson
Marcus Sundman [EMAIL PROTECTED] writes: So, you see, there is no way for me to use filenames intelligibly unless their encodings are knowable. (In fact I'm quite surprised that zfs doesn't (and even can't) know the encoding(s) of filenames. Usually Sun seems to make relatively sane design

Re: [zfs-discuss] Dealing with Single Bit Flips - WAS: Cause for data corruption?

2008-03-03 Thread Boyd Adamson
Nathan Kroenert [EMAIL PROTECTED] writes: Bob Friesenhahn wrote: On Tue, 4 Mar 2008, Nathan Kroenert wrote: It does seem that some of us are getting a little caught up in disks and their magnificence in what they write to the platter and read back, and overlooking the potential value of a

Re: [zfs-discuss] ZFS vs. Novell NSS

2008-02-28 Thread Boyd Adamson
Richard Elling [EMAIL PROTECTED] writes: Tim wrote: The greatest hammer in the world will be inferior to a drill when driving a screw :) The greatest hammer in the world is a rotary hammer, and it works quite well for driving screws or digging through degenerate granite ;-) Need a

Re: [zfs-discuss] Can ZFS be event-driven or not?

2008-02-26 Thread Boyd Adamson
Uwe Dippel [EMAIL PROTECTED] writes: Any completed write needs to be CDP-ed. And that is the rub, precisely. There is nothing in the app - kernel interface currently that indicates that a write has completed to a state that is meaningful to the application.

[zfs-discuss] Can't offline second disk in a mirror

2008-01-30 Thread Boyd Adamson
Since I spend a lot of time going from machine to machine so I thought I'd carry a pool with me on a couple of USB keys. It all works fine but it's slow, so I thought I'd attach a file vdev to the pool and then offline the USB devices for speed, then undo when I want to take the keys with

Re: [zfs-discuss] Single SAN Lun presented to 4 Hosts

2007-08-26 Thread Boyd Adamson
On 27/08/2007, at 12:36 AM, Rainer J.H. Brandt wrote: Sorry, this is a bit off-topic, but anyway: Ronald Kuehn writes: No. You can neither access ZFS nor UFS in that way. Only one host can mount the file system at the same time (read/write or read-only doesn't matter here). I can see why

Re: [zfs-discuss] Will there be a GUI for ZFS ?

2007-08-16 Thread Boyd Adamson
Craig Cory [EMAIL PROTECTED] writes: The GUI is an implementation of the webmin tool. You must be running the server - started with Actually, I think webmin is a completely different tool. ___ zfs-discuss mailing list zfs-discuss@opensolaris.org

Re: [zfs-discuss] ZFS problems in dCache

2007-08-01 Thread Boyd Adamson
On 01/08/2007, at 7:50 PM, Joerg Schilling wrote: Boyd Adamson [EMAIL PROTECTED] wrote: Or alternatively, are you comparing ZFS(Fuse) on Linux with XFS on Linux? That doesn't seem to make sense since the userspace implementation will always suffer. Someone has just mentioned that all of UFS

Re: [zfs-discuss] ZFS problems in dCache

2007-07-31 Thread Boyd Adamson
Sergey Chechelnitskiy [EMAIL PROTECTED] writes: Hi All, We have a problem running a scientific application dCache on ZFS. dCache is a java based software that allows to store huge datasets in pools. One dCache pool consists of two directories pool/data and pool/control. The real data goes

Re: [zfs-discuss] ZFS vs VXFS

2007-07-17 Thread Boyd Adamson
Richard Elling [EMAIL PROTECTED] writes: Vishal Dhuru wrote: Hi , I am looking for customer shareable presentation on the ZFS vs VxFS , Any pointers to URL or direct attached prezo is highly appreciated ! 40,000 foot level, one slide for PHBs, one slide for Dilberts :-) -- richard

Re: [zfs-discuss] Wishlist items

2007-06-27 Thread Boyd Adamson
On 26/06/2007, at 12:08 PM, [EMAIL PROTECTED] wrote: I've been saving up a few wishlist items for zfs. Time to share. 1. A verbose (-v) option to the zfs commandline. In particular zfs sometimes takes a while to return from zfs snapshot -r tank/[EMAIL PROTECTED] in the case where there are a

Re: [zfs-discuss] Suggestions on 30 drive configuration?

2007-06-27 Thread Boyd Adamson
On 28/06/2007, at 12:29 AM, Victor Latushkin wrote: It is not so easy to predict. ZFS will coalesce writes. A single transaction group may have many different writes in it. Also, raidz[12] is dynamic, and will use what it needs, unlike separate volume managers who do not have any

Re: [zfs-discuss] Data Management API

2007-03-20 Thread Boyd Adamson
IIRC, there is at least some of the necessary code for file change notification present in order to support NFSv4 delegations on the server side. Last time I looked it wasn't exposed to userspace. On 3/21/07, [EMAIL PROTECTED] [EMAIL PROTECTED] wrote: On the file event monitor portion of

Re: [zfs-discuss] Re: Re: ZFS or UFS - what to do?

2007-01-29 Thread Boyd Adamson
On 29/01/2007, at 12:50 AM, [EMAIL PROTECTED] wrote: On 28-Jan-07, at 7:59 AM, [EMAIL PROTECTED] wrote: On 27-Jan-07, at 10:15 PM, Anantha N. Srirama wrote: ... ZFS will not stop alpha particle induced memory corruption after data has been received by server and verified to be

Re: [zfs-discuss] How much do we really want zpool remove?

2007-01-18 Thread Boyd Adamson
On 18/01/2007, at 9:55 PM, Jeremy Teo wrote: On the issue of the ability to remove a device from a zpool, how useful/pressing is this feature? Or is this more along the line of nice to have? Assuming we're talking about removing a top-level vdev.. I introduce new sysadmins to ZFS on a weekly

Re: [zfs-discuss] zfs exported a live filesystem

2006-12-11 Thread Boyd Adamson
On 12/12/2006, at 8:48 AM, Richard Elling wrote: Jim Hranicky wrote: By mistake, I just exported my test filesystem while it was up and being served via NFS, causing my tar over NFS to start throwing stale file handle errors. Should I file this as a bug, or should I just not do that :-

Re: [zfs-discuss] zpool list No known data errors

2006-10-09 Thread Boyd Adamson
On 10/10/2006, at 10:05 AM, ttoulliu2002 wrote: Hi: I have zpool created # zpool list NAMESIZEUSED AVAILCAP HEALTH ALTROOT ktspool34,5G 33,5K 34,5G 0% ONLINE - However, zpool status shows no known data error. May I know what

Re: [zfs-discuss] Re: [request-sponsor] request sponsor for #4890717

2006-10-04 Thread Boyd Adamson
On 05/10/2006, at 8:10 AM, Darren J Moffat wrote: Jeremy Teo wrote: Hello, request sponsor for #4890717 want append-only files. I have a working prototype where the administrator can put a zfs fs into append only mode by setting the zfs appendonly property to on using zfs(1M). append only mode

Re: [zfs-discuss] Re: [request-sponsor] request sponsor for #4890717

2006-10-04 Thread Boyd Adamson
On 05/10/2006, at 11:28 AM, Mark Shellenbaum wrote: Boyd Adamson wrote: On 05/10/2006, at 8:10 AM, Darren J Moffat wrote: Jeremy Teo wrote: Hello, request sponsor for #4890717 want append-only files. I have a working prototype where the administrator can put a zfs fs into append only mode

Re: [zfs-discuss] ZFS API (again!), need quotactl(7I)

2006-09-13 Thread Boyd Adamson
On 13/09/2006, at 2:29 AM, Eric Schrock wrote: On Tue, Sep 12, 2006 at 07:23:00AM -0400, Jeff A. Earickson wrote: Modify the dovecot IMAP server so that it can get zfs quota information to be able to implement the QUOTA feature of the IMAP protocol (RFC 2087). In this case pull the zfs

Re: [zfs-discuss] Re: Re: ZFS + rsync, backup on steroids.

2006-09-12 Thread Boyd Adamson
On 12/09/2006, at 1:28 AM, Nicolas Williams wrote: On Mon, Sep 11, 2006 at 06:39:28AM -0700, Bui Minh Truong wrote: Does ssh -v tell you any more ? I don't think problem is ZFS send/recv. I think it's take a lot of time to connect over SSH. I tried to access SSH by typing: ssh remote_machine.

Re: [zfs-discuss] ZFS + rsync, backup on steroids.

2006-08-29 Thread Boyd Adamson
On 30/08/2006, at 5:17 AM, James Dickens wrote: ZFS + rsync, backup on steroids. I was thinking today about backing up filesystems, and came up with an awesome idea. Use the power of rsync and ZFS together. Start with a one or two large SATA/PATA drives if you use two and don't need the space

Re: [zfs-discuss] does anybody port the zfs webadmin to webmin?

2006-08-25 Thread Boyd Adamson
On 26/08/2006, at 4:32 AM, Richard Elling - PAE wrote: Hawk Tsai wrote: Webmin is faster and light weight compared to SMC. ... and most people don't know it ships with Solaris. See webmin (1m) and webminsetup(1m). -- richard I suspect the real question was that in the subject, but not

Re: [zfs-discuss] zpool import: snv_33 to S10 6/06

2006-08-23 Thread Boyd Adamson
On 24/08/2006, at 6:40 AM, Matthew Ahrens wrote: However, once you upgrade to build 35 or later (including S10 6/06), do not downgrade back to build 34 or earlier, per the following message: Summary: If you use ZFS, do not downgrade from build 35 or later to build 34 or

Re: [zfs-discuss] Need Help: didn't create the pool as radiz but stripes

2006-08-23 Thread Boyd Adamson
On 24/08/2006, at 10:14 AM, Arlina Goce-Capiral wrote: Hello James, Thanks for the response. Yes. I got the bug id# and forwarded that to customer. But cu said that he can create a large file that is large as the stripe of the 3 disks. And if he pull a disk, the whole zpool failes, so

Re: [zfs-discuss] Querying ZFS version?

2006-08-10 Thread Boyd Adamson
On 08/08/2006, at 10:44 PM, Luke Scharf wrote: The release I'm playing with (Alpha 5) does, indeed, have ZFS. However, I can't determine what version of ZFS is included. Dselect gives the following information, which doesn't ring any bells for me: *** Req base sunwzfsr

Re: [zfs-discuss] Re: ZFS Web administration interface

2006-05-21 Thread Boyd Adamson
On 22/05/2006, at 6:41 AM, Ron Halstead wrote: To expand on the original question: in nv 38 and 39, I start the Java Web Console https://localhost:6789 and log in as root. Instead of the available application including ZFS admin, I get this page: You Do Not Have Access to Any Application No

[zfs-discuss] ZFS and databases

2006-05-10 Thread Boyd Adamson
One question that has come up a number of times when I've been speaking with people (read: evangelizing :) ) about ZFS is about database storage. In conventional use storage has separated redo logs from table space, on a spindle basis. I'm not a database expert but I believe the reasons