Re: [zfs-discuss] drive speeds etc

2010-09-28 Thread Christian Kühnke
Hi, the question is which WD Green drives you are using. WDxxEADS or WDxxEARS. The WDxxEARS have a 4k physical sector size instead of 512B. You need some special trickery to get the max performance out of them, probably even more so in a raidz configuration. See

[zfs-discuss] ZFS flash issue

2010-09-28 Thread Ketan
I have created a solaris9 zfs root flash archive for sun4v environment which i 'm tryin to use for upgrading solaris10 u8 zfs root based server using live upgrade. following is my current system status lustatus Boot Environment Is Active ActiveCanCopy Name

Re: [zfs-discuss] Intermittent ZFS hang

2010-09-28 Thread Robin Axelsson
I also have this problem on my system which consists of an AMD Phenom 2 X4 with system pools on various hard drives connected to the SB750 controller and a larger raidz2 storage pool connected to an LSI 1068e controller (using IT mode). The storage pool is also used to share files using CIFS.

Re: [zfs-discuss] Intermittent ZFS hang

2010-09-28 Thread James C. McPherson
On 28/09/10 09:22 PM, Robin Axelsson wrote: I also have this problem on my system which consists of an AMD Phenom 2 X4 with system pools on various hard drives connected to the SB750 controller and a larger raidz2 storage pool connected to an LSI 1068e controller (using IT mode). The storage

Re: [zfs-discuss] Intermittent ZFS hang

2010-09-28 Thread Robin Axelsson
I have now run some hardware tests as suggested by Cindy.'iostat -En' indicates no errors, i.e. after carefully checking the output from this command, all errors are followed by zeroes. The only messages found in /var/adm/messages are the following: timestamp opensolaris scsi: [ID 365881

Re: [zfs-discuss] Intermittent ZFS hang

2010-09-28 Thread Robin Axelsson
I am using a zpool for swap that is located in the rpool (i.e. not in the storage pool). The system disk contains four primary partitions where the first contains the system volume (c7d0s0) two are windows partitions (c7d0p2 and c7d0p3) and the fourth (c7d0p4) is a zfs pool dedicated for

Re: [zfs-discuss] drive speeds etc

2010-09-28 Thread Fei Xu
I have both EVDS and EARS 2TB green drive. And I have to say they are not good to build storage servers. EVDS has compatibility issue with my supermicro appliance. it will hang when doing huge data send or copy. from IOSTAT I can see the data throughput is stuck on green disks with

Re: [zfs-discuss] drive speeds etc

2010-09-28 Thread Casper . Dik
I have both EVDS and EARS 2TB green drive. And I have to say they are not good to build storage servers. I think both have native 4K sectors; as such, they balk or perform slowly when a smaller I/O or an unaligned IOP hits them. How are they formatted? Specifically, solaris slices must be

[zfs-discuss] ZFS Issues and cpu panics

2010-09-28 Thread Tony MacDoodle
Hello, We have been running into a few issues recently with cpu panics while trying to reboot the control/service domains on various T-series platforms. Has anyone seen the message below? Thanks SunOS Release 5.10 Version Generic_142900-03 64-bit Copyright 1983-2009 Sun Microsystems, Inc. All

Re: [zfs-discuss] ZFS flash issue

2010-09-28 Thread Cindy Swearingen
Hi Ketan, My flash archive experience is minimal, but.. This error suggest that the disk components of this pool might have some SVM remnants. Is that possible? I would check with the metastat command, review /etc/vfstab, or /etc/lu/ICF.* to see if they are referencing meta devices. Thanks,

Re: [zfs-discuss] ZFS flash issue

2010-09-28 Thread Cindy Swearingen
Ketan, Someone with more flash archive experience that me says that you can't install a ZFS root flash archive with live upgrade at this time. Duh, I knew that. Sorry for the red herring... :-) Cindy On 09/28/10 08:30, Cindy Swearingen wrote: Hi Ketan, My flash archive experience is

Re: [zfs-discuss] drive speeds etc

2010-09-28 Thread Marty Scholes
Roy Sigurd Karlsbakk wrote: device r/s w/s kr/s kw/s wait actv svc_t %w %b cmdk0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0 0 cmdk1 0.0 163.6 0.0 20603.7 1.6 0.5 12.9 24 24 fd0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0 0 sd0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0 0 sd1 0.5 140.3 0.3 2426.3 0.0 1.0 7.2 0 14 sd2 0.0

Re: [zfs-discuss] drive speeds etc

2010-09-28 Thread Simon Breden
Regarding vdevs and mixing WD Green drives with other drives, you might find it interesting that WD itself does not recommend them for 'business critical' RAID use - this quoted from the WD20EARS page here (http://www.wdc.com/en/products/Products.asp?DriveID=773): i Desktop / Consumer RAID

[zfs-discuss] Jeff Bonwick leaves Sun/Oracle

2010-09-28 Thread Eugen Leitl
http://blogs.sun.com/bonwick/en_US/entry/and_now_page_2 Monday Sep 27, 2010 And now, page 2 To my team: After 20 incredible years at Sun/Oracle, I have decided to try something new. This was a very hard decision, and not one made lightly. I have always enjoyed my work, and still do --

Re: [zfs-discuss] drive speeds etc

2010-09-28 Thread Roy Sigurd Karlsbakk
- Original Message - Regarding vdevs and mixing WD Green drives with other drives, you might find it interesting that WD itself does not recommend them for 'business critical' RAID use - this quoted from the WD20EARS page here (http://www.wdc.com/en/products/Products.asp?DriveID=773):

Re: [zfs-discuss] drive speeds etc

2010-09-28 Thread Miles Nordin
sb == Simon Breden sbre...@gmail.com writes: sb WD itself does not recommend them for 'business critical' RAID sb use The described problems with WD aren't okay for non-critical development/backup/home use either. The statement from WD is nothing but an attempt to upsell you, to

[zfs-discuss] When Zpool has no space left and no snapshots

2010-09-28 Thread Aleksandr Levchuk
Dear ZFS Discussion, I ran out of space, consequently could not rm or truncate files. (It make sense because it's a copy-on-write and any transaction needs to be written to disk. It worked out really well - all I had to do is destroy some snapshots.) If there are no snapshots to destroy, how to

Re: [zfs-discuss] When Zpool has no space left and no snapshots

2010-09-28 Thread Scott Meilicke
Preemptively use quotas? On 9/22/10 7:25 PM, Aleksandr Levchuk alevc...@gmail.com wrote: Dear ZFS Discussion, I ran out of space, consequently could not rm or truncate files. (It make sense because it's a copy-on-write and any transaction needs to be written to disk. It worked out really

Re: [zfs-discuss] file recovery on lost RAIDZ array

2010-09-28 Thread Michael Eskowitz
I'm sorry to say that I am quite the newbie to ZFS. When you say zfs send/receive what exactly are you referring to? I had the zfs array mounted to a specific location in my file system (/mnt/Share) and I was sharing that location over the network with a samba server. The directory had

Re: [zfs-discuss] Mac OS X clients with ZFS server

2010-09-28 Thread Erik Ableson
Le 16 sept. 2010 à 16:18, Rich Teer rich.t...@rite-group.com a écrit : On Thu, 16 Sep 2010, erik.ableson wrote: And for reference, I have a number of 10.6 clients using NFS for sharing Fusion virtual machines, iTunes library, iPhoto libraries etc. without any issues. Excellent; what OS

Re: [zfs-discuss] Mac OS X clients with ZFS server

2010-09-28 Thread Erik Ableson
The only tweak needed was making sure that I used the FQDN of the client machines (with appropriate reverse lookups in my DNS) for the sharenfs properties. Envoyé de mon iPhone Le 16 sept. 2010 à 17:15, Rich Teer rich.t...@rite-group.com a écrit : On Thu, 16 Sep 2010, Erik Ableson wrote:

Re: [zfs-discuss] How to fsck the spacemap?

2010-09-28 Thread Stephan Ferraro
Am 19.09.2010 um 18:59 schrieb Victor Latushkin: On Sep 19, 2010, at 12:08 AM, Stephan Ferraro wrote: Is there a way to fsck the spacemap? Does scrub helps for this? No, because issues that you see are internal inconsistencies with unclear nature. Though as actual issue varies from

Re: [zfs-discuss] How to fsck the spacemap?

2010-09-28 Thread Stephan Ferraro
Am 19.09.2010 um 19:24 schrieb Victor Latushkin: On Sep 19, 2010, at 9:06 PM, Stephan Ferraro wrote: Am 19.09.2010 um 18:59 schrieb Victor Latushkin: On Sep 19, 2010, at 12:08 AM, Stephan Ferraro wrote: Is there a way to fsck the spacemap? Does scrub helps for this? No, because

Re: [zfs-discuss] Kernel panic on ZFS import - how do I recover?

2010-09-28 Thread Meilicke, Scott
Brilliant. I set those parameters via /etc/system, rebooted, and the pool imported with just the ­f switch. I had seen this as an option earlier, although not that thread, but was not sure it applied to my case. Scrub is running now. Thank you very much! -Scott On 9/23/10 7:07 PM, David

Re: [zfs-discuss] Data transfer taking a longer time than expected (Possibly dedup related)

2010-09-28 Thread Tom
Thanks a lot for that. I'm not experienced in reading the output of dtrace, but I'm pretty sure that dedup was the cause here, as I disabling it during the transfer, immediately raised the transfer speed to ~100MB/s. Thanks for the article you linked to — it seems my system would need about 16GB

Re: [zfs-discuss] ZFS flash issue

2010-09-28 Thread Enda O'Connor
On 28/09/2010 10:20, Ketan wrote: I have created a solaris9 zfs root flash archive for sun4v environment which i 'm tryin to use for upgrading solaris10 u8 zfs root based server using live upgrade. one cannot use zfs flash archive with luupgrade, that is with zfs root a flash archive

Re: [zfs-discuss] drive speeds etc

2010-09-28 Thread Simon Breden
IIRC the currently available WD Caviar Black models no longer enable TLER to be set. For WD drives, to have TLER capability you will need to buy their enterprise models like REx models which cost mucho $$$. -- This message posted from opensolaris.org

Re: [zfs-discuss] zfs proerty aclmode gone in 147?

2010-09-28 Thread Paul B. Henson
On Sat, 25 Sep 2010, [iso-8859-1] Ralph Böhme wrote: Darwin ACL model is nice and slick, the new NFSv4 one in 147 is just braindead. chmod resulting in ACLs being discarded is a bizarre design decision. Agreed. What's the point of ACLs that disappear? Sun didn't want to fix acl/chmod

Re: [zfs-discuss] zfs proerty aclmode gone in 147?

2010-09-28 Thread Nicolas Williams
On Tue, Sep 28, 2010 at 12:18:49PM -0700, Paul B. Henson wrote: On Sat, 25 Sep 2010, [iso-8859-1] Ralph Böhme wrote: Darwin ACL model is nice and slick, the new NFSv4 one in 147 is just braindead. chmod resulting in ACLs being discarded is a bizarre design decision. Agreed. What's the

Re: [zfs-discuss] zfs proerty aclmode gone in 147?

2010-09-28 Thread Paul B. Henson
On Tue, 28 Sep 2010, Nicolas Williams wrote: I've researched this enough (mainly by reading most of the ~240 or so relevant zfs-discuss posts and several bug reports) And I think some fair fraction of those posts were from me, so I'll try not to start rehashing old discussions ;). That only

Re: [zfs-discuss] Pools inside pools

2010-09-28 Thread Markus Kovero
Yes. But what is enough reserved free memory? If you need 1Mb for a normal configuration you might need 2Mb when you are doing ZFS on ZFS. (I am just guessing). This is the same problem as mounting an NFS server on itself via NFS. Also not supported. The system has shrinkable caches and

Re: [zfs-discuss] zfs proerty aclmode gone in 147?

2010-09-28 Thread Nicolas Williams
On Tue, Sep 28, 2010 at 02:03:30PM -0700, Paul B. Henson wrote: On Tue, 28 Sep 2010, Nicolas Williams wrote: I've researched this enough (mainly by reading most of the ~240 or so relevant zfs-discuss posts and several bug reports) And I think some fair fraction of those posts were from

Re: [zfs-discuss] zfs proerty aclmode gone in 147?

2010-09-28 Thread Ian Collins
On 09/29/10 09:38 AM, Nicolas Williams wrote: I've researched this enough (mainly by reading most of the ~240 or so relevant zfs-discuss posts and several bug reports) to conclude the following: - ACLs derived from POSIX mode_t and/or POSIX Draft ACLs that result in DENY ACEs are

Re: [zfs-discuss] zfs proerty aclmode gone in 147?

2010-09-28 Thread Nicolas Williams
On Wed, Sep 29, 2010 at 10:15:32AM +1300, Ian Collins wrote: Based on my own research, experimentation and client requests, I agree with all of the above. Good to know. I have be re-ordering and cleaning (deny) ACEs for one client for a couple of years now and we haven't seen any user

Re: [zfs-discuss] drive speeds etc

2010-09-28 Thread Simon Breden
described problems with WD aren't okay for non-critical evelopment/backup/home use either. Indeed. I don't use WD drives for RAID any longer. The statement from WD is nothing but an attempt to upsell you, to differentiate the market so they can tap into the demand curve at multiple

Re: [zfs-discuss] zfs proerty aclmode gone in 147?

2010-09-28 Thread Paul B. Henson
On 9/28/2010 2:13 PM, Nicolas Williams wrote: Or aclmode=deny, which is pretty simple, not very confusing, and basically the only paradigm that will prevent chmod from breaking your ACL. That can potentially render many applications unusable. Yes. Which is why it obviously wouldn't be the