On Aug 8, 2006, at 12:34 AM, Darren J Moffat wrote:
Adam Leventhal wrote:
Needless to say, this was a pretty interesting piece of the
keynote from a
technical point of view that had quite a few of us scratching our
heads.
After talking to some Apple engineers, it seems like what they're
d
Adam Leventhal wrote:
Needless to say, this was a pretty interesting piece of the keynote from a
technical point of view that had quite a few of us scratching our heads.
After talking to some Apple engineers, it seems like what they're doing is
more or less this:
When a file is modified, the ker
On 8/7/06, Bryan Cantrill <[EMAIL PROTECTED]> wrote:
We've had a great relationship with Apple at the engineering level -- andindeed, Team DTrace just got back from dinner with the Apple engineersinvolved with the port. More details here:
http://blogs.sun.com/roller/page/bmc?entry=dtrace_on_mac_
On 8/7/06, Robert Gordon <[EMAIL PROTECTED]> wrote:
On Aug 7, 2006, at 7:17 PM, Tao Chen wrote:> In terms of openness, Sun and Apple are going opposite directions> IMHO, interesting situation :)>> TaoApple just released the Darwin Kernel code "
xnu-792-10.96"the equivalent of 10.4.7 for intel machi
Needless to say, this was a pretty interesting piece of the keynote from a
technical point of view that had quite a few of us scratching our heads.
After talking to some Apple engineers, it seems like what they're doing is
more or less this:
When a file is modified, the kernel fires off an event w
On Mon, Aug 07, 2006 at 04:57:44PM -0700, Eric Schrock wrote:
> On Mon, Aug 07, 2006 at 01:19:14PM -1000, David J. Orman wrote:
> >
> > > (actually did they give OpenSolaris a name check at all when they
> > > mentioned DTrace ?)
> >
> > Nope, not that I can see. Apple's pretty notorious for th
Mark Shellenbaum wrote:
Darren J Moffat wrote:
Mark Shellenbaum wrote:
Lets have another root owned file but this time one that is
world writable:
islay:pts/4$ ls -l
total 0
-rw-r--r-- 1 darrenm staff 0 Aug 7 15:34 test1
-rw-r--r-- 1 darrenm root 0 Aug 7 15:35 tes
Darren J Moffat wrote:
Mark Shellenbaum wrote:
Lets have another root owned file but this time one that is
world writable:
islay:pts/4$ ls -l
total 0
-rw-r--r-- 1 darrenm staff 0 Aug 7 15:34 test1
-rw-r--r-- 1 darrenm root 0 Aug 7 15:35 test2
-rw-rw-rw- 1 root
Mark Shellenbaum wrote:
Lets have another root owned file but this time one that is
world writable:
islay:pts/4$ ls -l
total 0
-rw-r--r-- 1 darrenm staff 0 Aug 7 15:34 test1
-rw-r--r-- 1 darrenm root 0 Aug 7 15:35 test2
-rw-rw-rw- 1 root root 0 Aug
Roland Mainz wrote:
> April Chin wrote:
> > I'm in the process of filing manpage bugs for ksh93 to include
> > changes to existing pages and new manpages for ksh93(1) and its
> > builtins (builtin(1), disown(1)).
> >
> > CR 6457823 New manpages needed for ksh93
> >
> > However, I do not see any man
Thanks, interesting read. It'll be nice to see the actual results if Sun ever
publishes them.
Cheers,
David
- Original Message -
From: Adrian Cockcroft <[EMAIL PROTECTED]>
Date: Monday, August 7, 2006 3:23 pm
Subject: [zfs-discuss] ZFS/Thumper experiences
To: zfs-discuss@opensolaris.org
Really? How odd. Seems to be counter-intuitive with this news:
Moreso,
http://www.opendarwin.org/~bbraun/oshistory.html
http://www.opendarwin.org/~bbraun/webkit.html
http://www.opendarwin.org/~bbraun/osfail.html
Apple is not interested in open source, as they've been merely using it
for a PR
Dave Fisk and I spent some time evaluating Thumper and ZFS as part of the beta
program. We collected tons of data and results that we fed back to Sun. I just
blogged a short summary at http://perfcap.blogspot.com and we are waiting for
the final performance fixes, and some spare time to do a ret
> Apple just released the Darwin Kernel code "xnu-792-10.96"
> the equivalent of 10.4.7 for intel machines.
>
> -- Robert.
Really? How odd. Seems to be counter-intuitive with this news:
http://opendarwin.org/en/news/shutdown.html
___
zfs-discuss mail
On Aug 7, 2006, at 7:17 PM, Tao Chen wrote:
In terms of openness, Sun and Apple are going opposite directions
IMHO, interesting situation :)
Tao
Apple just released the Darwin Kernel code "xnu-792-10.96"
the equivalent of 10.4.7 for intel machines.
-- Robert.
_
On 8/7/06, Eric Schrock <[EMAIL PROTECTED]> wrote:
On Mon, Aug 07, 2006 at 01:19:14PM -1000, David J. Orman wrote:>> > (actually did they give OpenSolaris a name check at all when they> > mentioned DTrace ?)>> Nope, not that I can see. Apple's pretty notorious for that kind of
> "oversight". I used
On Mon, Aug 07, 2006 at 01:19:14PM -1000, David J. Orman wrote:
>
> > (actually did they give OpenSolaris a name check at all when they
> > mentioned DTrace ?)
>
> Nope, not that I can see. Apple's pretty notorious for that kind of
> "oversight". I used to work for them, I know first hand how
>
On 8/7/06, Tim Foster <[EMAIL PROTECTED]> wrote:
David Magda wrote:> Well, they've ported Dtrace:> > "..now built into Mac OS X Leopard. Xray. Because it's 2006."Uh right and they're actually shipping it in 2007. Apple marketing.
Anyone want to start printing t-shirts:"DTrace & Time Machine in Open
Leon Koll wrote:
I performed a SPEC SFS97 benchmark on Solaris 10u2/Sparc with 4 64GB
LUNs, connected via FC SAN.
The filesystems that were created on LUNS: UFS,VxFS,ZFS.
Unfortunately the ZFS test couldn't complete bacuase the box was hung
under very moderate load (3000 IOPs).
Additional tests
> David Magda wrote:
> > Well, they've ported Dtrace:
> >
> > "..now built into Mac OS X Leopard. Xray. Because it’s 2006."
>
> Uh right and they're actually shipping it in 2007. Apple marketing.
> Anyone want to start printing t-shirts:
>
> "DTrace & Time Machine in OpenSolaris. Because we had
David Magda wrote:
Well, they've ported Dtrace:
> "..now built into Mac OS X Leopard. Xray. Because it’s 2006."
Uh right and they're actually shipping it in 2007. Apple marketing.
Anyone want to start printing t-shirts:
"DTrace & Time Machine in OpenSolaris. Because we had it in 2005."
(ac
On Aug 7, 2006, at 15:45, Tim Foster wrote:
(Steve, does this mean you'll get your people to port iTunes to
OpenSolaris for us[1] ?)
Well, they've ported Dtrace:
Truly track read/write actions, UI events, and CPU load at the same
time, so you can more easily determine relationships between
On Mon, Leon Koll wrote:
> I performed a SPEC SFS97 benchmark on Solaris 10u2/Sparc with 4 64GB
> LUNs, connected via FC SAN.
> The filesystems that were created on LUNS: UFS,VxFS,ZFS.
> Unfortunately the ZFS test couldn't complete bacuase the box was hung
> under very moderate load (3000 IOPs).
>
Eric Schrock wrote:
So this is just standard backups, with a (very) slick GUI layered on
top.
http://blogs.sun.com/roller/page/timf?entry=zfs_on_your_desktop
vs.
http://www.apple.com/macosx/leopard/timemachine.html
Hey!! Their idea looks *awfully* familiar :-/
(Steve, does this mean you'll ge
On Mon, Aug 07, 2006 at 02:36:27PM -0500, Ed Plese wrote:
> A quick Google search turned up the following URL which has some
> screenshots to illustrate what the Shadow Copy Client looks like.
Oops.. forgot the URL:
http://www.petri.co.il/how_to_use_the_shadow_copy_client.htm
Ed Plese
_
On Mon, Aug 07, 2006 at 12:08:17PM -0700, Eric Schrock wrote:
> Yeah, I just noticed this line:
>
> "Backup Time: Time Machine will back up every night at midnight, unless
> you select a different time from this menu."
>
> So this is just standard backups, with a (very) slick GUI layered on
> top
Yeah, I just noticed this line:
"Backup Time: Time Machine will back up every night at midnight, unless
you select a different time from this menu."
So this is just standard backups, with a (very) slick GUI layered on
top. From the impression of the text-only rumor feed, it sounded more
impressi
Yeah, we need more information.
However, time machine browser might very well just be a fancy browser for a
.zfs type setup, much like Solaris has. Just with GUI splash all over it. I'm
just curious about the underlying implementation. I wonder if they did all this
sticking with HFS+ or if they
Well, its hard to tell from the description whether the "Time Machine
browser" is the only way you can get at previous versions of files
before you restore them. If so, this is somewhat different than snapshots.
--joe
David J. Orman wrote:
Reading that site, it sounds EXACTLY like snapshots.
Reading that site, it sounds EXACTLY like snapshots. It doesn't sound to
require a second disk, it just gives you the option of backing up to one.
Sounds like it snapshots once a day (configurable) and then "sends" the
snapshot to another drive/server if you request it to do so. Looks like they
There are some more details here:
http://www.apple.com/macosx/leopard/timemachine.html
In particular, the backups are done to a separate drive. This means
that they can't be using traditional COW techniques (not that such a
thing is possible with HSFS), so it's unclear what kind of performance
i
Certainly sounds intriguing. From a ZFS standpoint, the easiest way to
do this would be to take a snapshot on every txg - not sure how one
would do it in a non-COW filesystem without inducing unacceptable
overhead. This is an expansion of the 'user undo' functionality that's
been discussed before
I am reading the live coverage of WWDC keynote here:http://www.macrumorslive.com/web/They talked about a new feature in OS X/Leopard: "Time Machine".
Does it sound like instant snapshot and rollback to you?I don't know how else this can be implemented.10:37 am with time machine, you can get thos
ES> Second, you may be able to get more performance from the ZFS filesystem
ES> on the HW lun by tweaking the max pending # of reqeusts. One thing
ES> we've found is that ZFS currently has a hardcoded limit of how many
ES> outstanding requests to send to the underlying vdev (35). This works
ES
On Mon, Aug 07, 2006 at 09:47:17AM -0700, Pierre Klovsjo wrote:
>
> Is a ZFS filesystem visible in Single-user mode ? I would like to have
> /var/log as an example under ZFS control and /export/home may be
> another candidate.
>
Depends on whether you want to use legacy mountpoints or not. The
m
Hi Robert, thanks for the data.
Please clarify one thing for me.
In the case of the HW raid, was there just one LUN? Or was it 12 LUNs?
-- richard
Robert Milkowski wrote:
Hi.
3510 with two HW controllers, configured on LUN in RAID-10 using 12 disks in
head unit (FC-AL 73GB 15K disks). Optimi
Hello,
Is a ZFS filesystem visible in Single-user mode ? I would like to have /var/log
as an example under ZFS control and /export/home may be another candidate.
Regards,
Pierre
This message posted from opensolaris.org
___
zfs-discuss mailing lis
Not quite, zil_disable is inspected on file system mounts.
It's also looked at dynamically on every write for zvols.
Neil.
Robert Milkowski wrote On 08/07/06 10:07,:
Hello zfs-discuss,
Just a note to everyone experimenting with this - if you change it
online it has only effect when pools a
On Mon, Aug 07, 2006 at 06:16:12PM +0200, Robert Milkowski wrote:
>
> ES> Second, you may be able to get more performance from the ZFS filesystem
> ES> on the HW lun by tweaking the max pending # of reqeusts. One thing
> ES> we've found is that ZFS currently has a hardcoded limit of how many
> ES
Robert -
This isn't surprising (either the switch or the results). Our long term
fix for tweaking this knob is:
6280630 zil synchronicity
Which would add 'zfs set sync' as a per-dataset option. A cut from the
comments (which aren't visible on opensolaris):
sync={deferred,standard,forc
Nce! Hooray ZFS!
- Luke
Sent from my GoodLink synchronized handheld (www.good.com)
-Original Message-
From: Robert Milkowski [mailto:[EMAIL PROTECTED]
Sent: Monday, August 07, 2006 11:25 AM Eastern Standard Time
To: zfs-discuss@opensolaris.org
Subject:[zfs-discuss
Hello Eric,
Monday, August 7, 2006, 5:53:38 PM, you wrote:
ES> Cool stuff, Robert. It'd be interesting to see some RAID-Z (single- and
ES> double-parity) benchmarks as well, but understandably this takes time
ES> ;-)
I intend to test raid-z. Not sure there'll be enough time for raidz2.
ES> Th
Hello zfs-discuss,
Just a note to everyone experimenting with this - if you change it
online it has only effect when pools are exported and then imported.
ps. I didn't use for my last posted benchmarks - with it I get about
35,000IOPS and 0.2ms latency - but it's meaningless.
--
Cool stuff, Robert. It'd be interesting to see some RAID-Z (single- and
double-parity) benchmarks as well, but understandably this takes time
;-)
The first thing to note is that the current Nevada bits have a number of
performance fixes not in S10u2, so there's going to be a natural bias
when com
On 8/7/06, George Wilson <[EMAIL PROTECTED]> wrote:
Leon,
Looking at the corefile doesn't really show much from the zfs side. It
looks like you were having problems with your san though:
/scsi_vhci/[EMAIL PROTECTED] (ssd5) offline
/scsi_vhci/[EMAIL PROTECTED] (ssd5) multipath status: failed, pa
Hi.
3510 with two HW controllers, configured on LUN in RAID-10 using 12 disks in
head unit (FC-AL 73GB 15K disks). Optimization set to random, stripe size 32KB.
Connected to v440 using two links, however in tests only one link was used (no
MPxIO).
I used filebench and varmail test with default
Leon,
Looking at the corefile doesn't really show much from the zfs side. It
looks like you were having problems with your san though:
/scsi_vhci/[EMAIL PROTECTED] (ssd5) offline
/scsi_vhci/[EMAIL PROTECTED] (ssd5) multipath status: failed, path
/[EMAIL PROTECTED],70/SUNW,[EMAIL PROTECTED
Lets have another root owned file but this time one that is
world writable:
islay:pts/4$ ls -l
total 0
-rw-r--r-- 1 darrenm staff 0 Aug 7 15:34 test1
-rw-r--r-- 1 darrenm root 0 Aug 7 15:35 test2
-rw-rw-rw- 1 root root 0 Aug 7 15:35 test3
islay:pts/4
Jürgen Keil wrote:
I've tried to use "dmake lint" on on-src-20060731, and was running out of swap
on my
Tecra S1 laptop, 32-bit x86, 768MB main memory, with a 512MB swap slice.
The "FULL KERNEL: global crosschecks:" lint run consumes lots (~800MB) of space
in /tmp, so the system was running out
On 8/7/06, William D. Hathaway <[EMAIL PROTECTED]> wrote:
If this is reproducible, can you force a panic so it can be analyzed?
The core files and explorer output are here:
http://napobo3.lk.net/vinc/
The core files were created after the box was hungbreak to OBP...sync
If this is reproducible, can you force a panic so it can be analyzed?
This message posted from opensolaris.org
___
zfs-discuss mailing list
zfs-discuss@opensolaris.org
http://mail.opensolaris.org/mailman/listinfo/zfs-discuss
I performed a SPEC SFS97 benchmark on Solaris 10u2/Sparc with 4 64GB
LUNs, connected via FC SAN.
The filesystems that were created on LUNS: UFS,VxFS,ZFS.
Unfortunately the ZFS test couldn't complete bacuase the box was hung
under very moderate load (3000 IOPs).
Additional tests were done using UFS
I've tried to use "dmake lint" on on-src-20060731, and was running out of swap
on my
Tecra S1 laptop, 32-bit x86, 768MB main memory, with a 512MB swap slice.
The "FULL KERNEL: global crosschecks:" lint run consumes lots (~800MB) of space
in /tmp, so the system was running out of swap space.
To fi
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