Re: [zfs-discuss] nevada_41 and zfs disk partition

2006-06-20 Thread Roch
What does vmstat look like ? Also zpool iostat 1. Do you have any disk based swap ? One best practice we probably will be coming out with is to configure at least physmem of swap with ZFS (at least as of this release). The partly hung system could be this :

Re: [zfs-discuss] Why is + not allowed in a ZFS file system name ?

2006-06-20 Thread Holger Berger
On 6/19/06, Eric Schrock [EMAIL PROTECTED] wrote: Simply because we erred on the side of caution. The fewer metachacters, the better. It's easy to change if there's enough interest. You may want to change that since many applications including KDE use ''+' to encode paths (replacing blanks

Re: [zfs-discuss] Why is + not allowed in a ZFS file system name ?

2006-06-20 Thread Casper . Dik
On 6/19/06, Eric Schrock [EMAIL PROTECTED] wrote: Simply because we erred on the side of caution. The fewer metachacters, the better. It's easy to change if there's enough interest. You may want to change that since many applications including KDE use ''+' to encode paths (replacing blanks

Re: [zfs-discuss] Why is + not allowed in a ZFS file system name ?

2006-06-20 Thread Casper . Dik
On 6/20/06, [EMAIL PROTECTED] [EMAIL PROTECTED] wrote: On 6/19/06, Eric Schrock [EMAIL PROTECTED] wrote: Simply because we erred on the side of caution. The fewer metachacters, the better. It's easy to change if there's enough interest. You may want to change that since many

Re: [zfs-discuss] Why is + not allowed in a ZFS file system name ?

2006-06-20 Thread Darren J Moffat
Holger Berger wrote: On 6/19/06, Eric Schrock [EMAIL PROTECTED] wrote: Simply because we erred on the side of caution. The fewer metachacters, the better. It's easy to change if there's enough interest. You may want to change that since many applications including KDE use ''+' to encode

Re: [zfs-discuss] ZFS questions

2006-06-20 Thread Richard Elling
Erik Trimble wrote: That is, start out with adding the ability to differentiate between access policy in a vdev. Generally, we're talking only about mirror vdevs right now. Later on, we can consider the ability to migrate data based on performance, but a lot of this has to take into

[zfs-discuss] Re: nevada_41 and zfs disk partition

2006-06-20 Thread Jürgen Keil
What throughput do you get for the full untar (untared size / elapse time) ? # tar xf thunderbird-1.5.0.4-source.tar 2.77s user 35.36s system 33% cpu 1:54.19 260M/114 =~ 2.28 MB/s on this IDE disk IDE disk? Maybe it's this sparc ide/ata driver issue: Bug ID: 6421427 Synopsis: netra x1

Re: [zfs-discuss] ZFS questions

2006-06-20 Thread Jonathan Adams
On Tue, Jun 20, 2006 at 09:32:58AM -0700, Richard Elling wrote: Flash is (can be) a bit more sophisticated. The problem is that they have a limited write endurance -- typically spec'ed at 100k writes to any single bit. The good flash drives use block relocation, spares, and write spreading

Re: [zfs-discuss] ZFS questions

2006-06-20 Thread Bill Moore
On Tue, Jun 20, 2006 at 11:17:42AM -0700, Jonathan Adams wrote: On Tue, Jun 20, 2006 at 09:32:58AM -0700, Richard Elling wrote: Flash is (can be) a bit more sophisticated. The problem is that they have a limited write endurance -- typically spec'ed at 100k writes to any single bit. The

Re: [zfs-discuss] ZFS questions

2006-06-20 Thread Darren Reed
Jonathan Adams wrote: On Tue, Jun 20, 2006 at 09:32:58AM -0700, Richard Elling wrote: Flash is (can be) a bit more sophisticated. The problem is that they have a limited write endurance -- typically spec'ed at 100k writes to any single bit. The good flash drives use block relocation,

Re: [zfs-discuss] zfs man pages on Open Solaris

2006-06-20 Thread Ricardo Correia
There are still a few problems in docs.sun.com. If you go to the zones(5) manpage and click on any link, it says Error: The requested document could not be found. I think there was also a link in one of the zones commands or libc functions that pointed to the wrong manpage, but I don't

Re: [zfs-discuss] zfs man pages on Open Solaris

2006-06-20 Thread Cindy Swearingen
Hi Ricardo, I just tested most of the links from the zones.5 man page on docs.sun.com and they all seem to be working now. Outages occurred a couple of weeks ago but everything seems to be working now. Please let me know if you have any more problems with docs.sun.com and I'll file a service

Re: [zfs-discuss] ZFS questions

2006-06-20 Thread Casper . Dik
Also, options such as -nomtime and -noctime have been introduced alongside -noatime in some free operating systems to limit the amount of meta data that gets written back to disk. Those seem rather pointless. (mtime and ctime generally imply other changes, often to the inode; atime does not)

Re: [zfs-discuss] zfs man pages on Open Solaris

2006-06-20 Thread Ricardo Correia
I'm still having problems. The specific link that I'm looking at is http://docs.sun.com/app/docs/doc/816-5175/6mbba7f4u?a=view Which has, for example, a link to zoneadm(1M) with the address http://docs.sun.com/app/docs/doc/REFMAN1M%20Version%205.0 Which gives the Error: The requested document

Re: [zfs-discuss] ZFS questions

2006-06-20 Thread Eric Schrock
On Tue, Jun 20, 2006 at 02:18:34PM -0600, Gregory Shaw wrote: Wouldn't that be: 5 seconds per write = 86400/5 = 17280 writes per day 256 rotated locations for 17280/256 = 67 writes per location per day Resulting in (10/67) ~1492 days or 4.08 years before failure? That's still a long

Re: [zfs-discuss] zfs man pages on Open Solaris

2006-06-20 Thread Cindy Swearingen
D'oh! Thanks for the tip. I was testing the Solaris Express version, which is working fine, here: http://docs.sun.com/app/docs/doc/819-2252/6n4i8rtv2?a=view If you're working with OpenSolaris features, then the Solaris Express docs will more closely correlate than the Solaris 10 man pages.

Re: [zfs-discuss] ZFS questions

2006-06-20 Thread Dana H. Myers
Richard Elling wrote: Erik Trimble wrote: Oh, and the newest thing in the consumer market is called hybrid drives, which is a melding of a Flash drive with a Winchester drive. It's originally targetted at the laptop market - think a 1GB flash memory welded to a 40GB 2.5 hard drive in the

Re: [zfs-discuss] ZFS and Flash archives

2006-06-20 Thread Lori Alt
I'm looking into this and will send out an answer in a day or two. Lori Alt Constantin Gonzalez wrote: Hi, I'm currently setting up a demo machine. It would be nice to set up everything the way I like it, including a number of ZFS filesystems, then create a flash archive, then install from

[zfs-discuss] Proposal for new basic privileges related with file system access checks

2006-06-20 Thread Nicolai Johannes
For my Google Summer of Code project for OpenSolaris, my job is to think about new basic privileges. I like to propose five new basic privileges that relate with file system access checks and may be used for daemons like ssh or ssh-agent that (after starting up) never read or write user

Re: [zfs-discuss] ZFS questions

2006-06-20 Thread Richard Elling
Eric Schrock wrote: On Tue, Jun 20, 2006 at 11:17:42AM -0700, Jonathan Adams wrote: On Tue, Jun 20, 2006 at 09:32:58AM -0700, Richard Elling wrote: Flash is (can be) a bit more sophisticated. The problem is that they have a limited write endurance -- typically spec'ed at 100k writes to any

Re: [zfs-discuss] ZFS questions

2006-06-20 Thread Richard Elling
Dana H. Myers wrote: What I do not know yet is exactly how the flash portion of these hybrid drives is administered. I rather expect that a non-hybrid-aware OS may not actually exercise the flash storage on these drives by default; or should I say, the flash storage will only be available to a

Re: [zfs-discuss] ZFS questions

2006-06-20 Thread Nathan Kroenert
And, this is a worst case, no? If the device itself also does some funky stuff under the covers, and ZFS only writes an update if there is *actually* something to write, then it could be much much longer than 4 years. Actually - That's an interesting. I assume ZFS only writes something when

Re: [zfs-discuss] ZFS questions

2006-06-20 Thread Jeff Bonwick
I assume ZFS only writes something when there is actually data? Right. Jeff ___ zfs-discuss mailing list zfs-discuss@opensolaris.org http://mail.opensolaris.org/mailman/listinfo/zfs-discuss

Re: [zfs-discuss] ZFS questions

2006-06-20 Thread Darren Reed
[EMAIL PROTECTED] wrote: Also, options such as -nomtime and -noctime have been introduced alongside -noatime in some free operating systems to limit the amount of meta data that gets written back to disk. Those seem rather pointless. (mtime and ctime generally imply other changes,