Re: [zfs-discuss] Confused about prerequisites for ZFS to work

2009-02-18 Thread Ian Collins
Harry Putnam wrote: Here is where I need some kind of brief outline telling what all is needed to get that to happen. When I look at the server, Its said to be in `maintenance mode' # svcs | grep smb online 18:40:45 svc:/network/smb/client:default maintenance23:55:48

Re: [zfs-discuss] Backing up ZFS snapshots

2009-02-18 Thread Frank Cusack
Once again, I find I have to correct myself: If you go to a future version of zfs, simply replace all your full filesystem streams with new ones, and then of course start new incrementals. Any reasonable backup procedure probably involves starting new full backups at regular intervals anyway,

Re: [zfs-discuss] qmail on zfs

2009-02-18 Thread Robert Milkowski
Hello Asif, Wednesday, February 18, 2009, 1:28:09 AM, you wrote: AI On Tue, Feb 17, 2009 at 5:52 PM, Robert Milkowski mi...@task.gda.pl wrote: Hello Asif, Tuesday, February 17, 2009, 7:43:41 PM, you wrote: AI Hi All AI Does anyone have any experience on running qmail on solaris 10 with

Re: [zfs-discuss] ZFS on SAN?

2009-02-18 Thread Scott Lawson
Hi Andras, No problems writing direct. Answers inline below. (If there are any typo's it cause it's late and I have had a very long day ;)) andras spitzer wrote: Scott, Sorry for writing you directly, but most likely you have missed my questions regarding your SW design, whenever you have

Re: [zfs-discuss] qmail on zfs

2009-02-18 Thread Scott Lawson
Robert Milkowski wrote: Hello Asif, Wednesday, February 18, 2009, 1:28:09 AM, you wrote: AI On Tue, Feb 17, 2009 at 5:52 PM, Robert Milkowski mi...@task.gda.pl wrote: Hello Asif, Tuesday, February 17, 2009, 7:43:41 PM, you wrote: AI Hi All AI Does anyone have any experience on running

Re: [zfs-discuss] ZFS: unreliable for professional usage?

2009-02-18 Thread Tomasz Torcz
On Fri, Feb 13, 2009 at 9:47 PM, Richard Elling richard.ell...@gmail.com wrote: It has been my experience that USB sticks use FAT, which is an ancient file system which contains few of the features you expect from modern file systems. As such, it really doesn't do any write caching. Hence, it

[zfs-discuss] zfs and raid 51

2009-02-18 Thread Ragnar Sundblad
I would very much appreciate some advice on this; For our file- and mail servers we have been using mirrored raid-5 chassises, with disksuite and ufs. This has served us well, and the el-cheapo raid-5 chassises have failed several times without any downtime for our services. We are now looking

Re: [zfs-discuss] Backing up ZFS snapshots

2009-02-18 Thread David Dyer-Bennet
On Tue, February 17, 2009 16:56, Joe S wrote: I have an OpenSolaris snv_105 server at home that holds my photos, docs, music, etc, in a zfs pool. I backup my laptops with rsync to the OpenSolaris server. All of my important data is in one place, on the OpenSolaris server. I want to backup

[zfs-discuss] Firewire (was Re: Backing up ZFS snapshots)

2009-02-18 Thread David Dyer-Bennet
On Tue, February 17, 2009 17:35, David Magda wrote: Personally I recommend using FireWire whenever possible. I haven't tested performance on Solaris. But I bought into the Firewire hype, and put firewire cards into my two Linux servers for access to my external hard drives, and also used it

Re: [zfs-discuss] zfs root, jumpstart and flash archives

2009-02-18 Thread Jerry K
Hello Lori, Any update to this issue, and can you speculate as to if it will be a patch to Solaris 10u6, or part of 10u7? Thanks again, Jerry Lori Alt wrote: This is in the process of being resolved right now. Stay tuned for when it will be available. It might be a patch to Update 6.

Re: [zfs-discuss] zfs root, jumpstart and flash archives

2009-02-18 Thread Lori Alt
Latest is that this will go into an early build of Update 8 and be available as a patch shortly thereafter (shortly after it's putback, that is. The patch doesn't have to wait for U8 to be released.) I will update the CR with this information. Lori On 02/18/09 09:12, Jerry K wrote: Hello

Re: [zfs-discuss] Zpool scrub in cron hangs u3/u4 server, stumps tech support.

2009-02-18 Thread Bob Friesenhahn
On Tue, 17 Feb 2009, Elizabeth Schwartz wrote: Sun support threw up their hands and said to install Solaris 10 u6, which I'm not really happy about doing as a bug fix to a production server running a supported version of Sun OS. Once Upon a Time, Sun used to offer *patches* to paying customers

Re: [zfs-discuss] Zpool scrub in cron hangs u3/u4 server, stumps tech support.

2009-02-18 Thread Elizabeth Schwartz
It's an old version but it's a *supported* version and we have a five-figure support contract. That used to matter. I've never used Live Upgrade; I want to try it out but not on my production file server, and I want to know that this particular bug is fixed first, something more definite than

Re: [zfs-discuss] Firewire (was Re: Backing up ZFS snapshots)

2009-02-18 Thread Tim
On Wed, Feb 18, 2009 at 10:11 AM, David Dyer-Bennet d...@dd-b.net wrote: On Tue, February 17, 2009 17:35, David Magda wrote: Personally I recommend using FireWire whenever possible. I haven't tested performance on Solaris. But I bought into the Firewire hype, and put firewire cards

[zfs-discuss] ZFS on SAN? Availability edition.

2009-02-18 Thread Robin Harris
Calculating the availability and economic trade-offs of configurations is hard. Rule of thumb seems to rule. I recently profiled an availability/reliability tool on StorageMojo.com that uses Bayesian analysis to estimate datacenter availability. You can quickly (minutes, not days) model

Re: [zfs-discuss] Zpool scrub in cron hangs u3/u4 server, stumps tech support.

2009-02-18 Thread Bob Friesenhahn
On Wed, 18 Feb 2009, Elizabeth Schwartz wrote: It's an old version but it's a *supported* version and we have a five-figure support contract. That used to matter. I can understand your frustration. ZFS in Solaris 10U3 was a bit rough around the edges. It is definitely improved in later

Re: [zfs-discuss] Firewire (was Re: Backing up ZFS snapshots)

2009-02-18 Thread David Dyer-Bennet
On Wed, February 18, 2009 11:19, Tim wrote: Odd, my firewire enclosure transfers are north of 50MB/sec, while the same drive in a USB enclosure is lucky to break 25MB/sec. You sure your local disk isn't just dog slow? I can easily see 90MB/sec (and that's production load, not benchmark

Re: [zfs-discuss] Confused about prerequisites for ZFS to work

2009-02-18 Thread Harry Putnam
Ian Collins wrote: Harry Putnam wrote: [...] Still when I look again... its still in maintenance mode. What does tail /var/svc/log/network-smb-server:default.log show? The log file for a service listed as part of the long listing (svcs -l smb/server). Following these two commands:

Re: [zfs-discuss] Backing up ZFS snapshots

2009-02-18 Thread Miles Nordin
fc == Frank Cusack fcus...@fcusack.com writes: dd == David Dyer-Bennet d...@dd-b.net writes: fc If you go to a future version of zfs, simply replace all your fc full filesystem streams with new ones, I still think you should not be storing these streams at all, for reasons you describe

Re: [zfs-discuss] Confused about prerequisites for ZFS to work

2009-02-18 Thread Blake
You definitely need SUNWsmbskr - the cifs server provided with OpenSolaris is tied to the kernel at some low level. I found this entry helpful: http://blogs.sun.com/timthomas/entry/solaris_cifs_in_workgroup_mode On Wed, Feb 18, 2009 at 1:03 PM, Harry Putnam rea...@newsguy.com wrote: Ian

Re: [zfs-discuss] Zpool scrub in cron hangs u3/u4 server, stumps tech support.

2009-02-18 Thread Blake
Bob is correct to praise LiveUpgrade. It's pretty much risk-free when used properly, provided you have some spare slices/disks. At the same time, I'd say that this is probably an appropriate time to escalate the bug with support - the answers you are getting aren't satisfactory. I would also

Re: [zfs-discuss] ZFS on SAN? Availability edition.

2009-02-18 Thread Scott Lawson
Robin, From recollection the business case for investment in power protection technology was relatively simple. We calculated what the downtime per hour was worth and how frequently it happened. We used to have several if not more incidents per year and that would cause major system

Re: [zfs-discuss] Backing up ZFS snapshots

2009-02-18 Thread Joe S
I appreciate the feedback. I've decided to: * create daily ZFS snapshots and zfs send these to separate external disks (via esata). * create monthly full backups via rsync, tar, or amanda on separate external disks. I'm not going to store everything on S3, it is too expensive. However, I will

Re: [zfs-discuss] Backing up ZFS snapshots

2009-02-18 Thread dd-b
On Wed, 18 Feb 2009 11:27:38 -0800, Joe S js.li...@gmail.com wrote: I appreciate the feedback. I've decided to: * create daily ZFS snapshots and zfs send these to separate external disks (via esata). I'll be interested in hearing anything you learn about eSata on Solaris. I haven't used

Re: [zfs-discuss] ZFS on SAN? Availability edition.

2009-02-18 Thread Miles Nordin
sl == Scott Lawson scott.law...@manukau.ac.nz writes: sl Electricity *is* the lifeblood of available storage. I never meant to suggest computing machinery could run without electricity. My suggestion is, if your focus is _reliability_ rather than availability, meaning you don't want to

Re: [zfs-discuss] ZFS on SAN? Availability edition.

2009-02-18 Thread Bob Friesenhahn
On Wed, 18 Feb 2009, Miles Nordin wrote: I just don't like the idea people are building fancy space-age data centers and then thinking they can safely run crappy storage software that won't handle power outages because they're above having to worry about all that little-guy nonsense. A big

Re: [zfs-discuss] Confused about prerequisites for ZFS to work

2009-02-18 Thread Harry Putnam
Blake wrote: You definitely need SUNWsmbskr - the cifs server provided with OpenSolaris is tied to the kernel at some low level. I found this entry helpful: http://blogs.sun.com/timthomas/entry/solaris_cifs_in_workgroup_mode Looks like it will be immensely so.. However it appears from the

Re: [zfs-discuss] ZFS on SAN? Availability edition.

2009-02-18 Thread Scott Lawson
Miles Nordin wrote: sl == Scott Lawson scott.law...@manukau.ac.nz writes: sl Electricity *is* the lifeblood of available storage. I never meant to suggest computing machinery could run without electricity. My suggestion is, if your focus is _reliability_ rather than

[zfs-discuss] zpool iostat not reporting corect info on snv_107

2009-02-18 Thread Zoltan Farkas
Zpool iostat 5 reports: rpool115G 349G 91 0 45.7K 0 rpool115G 349G 90 0 45.5K 0 rpool115G 349G 89 0 44.6K 0 rpool115G 349G 93 0 47.9K 0 rpool115G 349G 90 0 45.0K 0 rpool

[zfs-discuss] fail to remove faulted and UNAVIL spares from zpool

2009-02-18 Thread Amer Ather
I have two separate system where zpool remove pooldisk failed to remove the spare disks from pool. In both cases command is returning without any error (success). Also, dtracing an IOCTL ZFS_IOC_VDEV_REMOVE is also showing no error returned. I searched sunsolve for bugs but no match found.

Re: [zfs-discuss] Confused about prerequisites for ZFS to work

2009-02-18 Thread Blake
have you made sure that samba is *disabled*? svcs samba ? On Wed, Feb 18, 2009 at 4:14 PM, Harry Putnam rea...@newsguy.com wrote: Blake wrote: You definitely need SUNWsmbskr - the cifs server provided with OpenSolaris is tied to the kernel at some low level. I found this entry helpful:

Re: [zfs-discuss] Confused about prerequisites for ZFS to work

2009-02-18 Thread Harry Putnam
Blake blake.ir...@gmail.com writes: have you made sure that samba is *disabled*? svcs samba ? First..good news ... its working. About samba: Yeah, that was one of the things I did find while googling. But apparently that package is not installed by default.. it was not installed here at

Re: [zfs-discuss] zfs root, jumpstart and flash archives

2009-02-18 Thread Jerry Kemp
Hello Lori, Thank you again for the quick reply. Unfortunately, I had mistakenly anticipated a somewhat quicker integration than Solaris 10u8. Approaching this from another angle, would it be possible for me to build a jumpstart server using a current Solaris Nevada b107/SXCE, and to

Re: [zfs-discuss] set mountpoint but don't mount?

2009-02-18 Thread Frank Cusack
Turns out setting altroot is the way to do this. Doesn't work for the root pool. Once you get to the root filesystem, mounted on /, zfs attempts to mount it. Even though you are using an altroot, / now maps to /altroot, which is of course already occupied. :( -frank