Re: [zfs-discuss] Dedup and L2ARC memory requirements (again)

2011-04-26 Thread Roy Sigurd Karlsbakk
- Original Message - > On 04/25/11 11:55, Erik Trimble wrote: > > On 4/25/2011 8:20 AM, Edward Ned Harvey wrote: > > > And one more comment: Based on what's below, it seems that the DDT > > > gets stored on the cache device and also in RAM. Is that correct? > > > What > > > if you didn't ha

Re: [zfs-discuss] How does ZFS dedup space accounting work with quota?

2011-04-26 Thread Fred Liu
-Original Message- From: Erik Trimble [mailto:erik.trim...@oracle.com] Sent: Wednesday, April 27, 2011 1:06 AM To: Fred Liu Cc: Ian Collins; ZFS discuss Subject: Re: [zfs-discuss] How does ZFS dedup space accounting work with quota? On 4/26/2011 9:29 AM, Fred Liu wrote: > From: Erik Tri

Re: [zfs-discuss] Spare drives sitting idle in raidz2 with failed drive

2011-04-26 Thread Paul Kraus
On Tue, Apr 26, 2011 at 4:59 PM, Richard Elling wrote: > > On Apr 26, 2011, at 8:22 AM, Cindy Swearingen wrote: > >> Hi-- >> >> I don't know why the spare isn't kicking in automatically, it should. > > This can happen if the FMA agents aren't working properly. > > FYI, in NexentaStor we have added

Re: [zfs-discuss] arcstat updates

2011-04-26 Thread Peter Tribble
On Mon, Apr 25, 2011 at 11:58 PM, Richard Elling wrote: > Hi ZFSers, > I've been working on merging the Joyent arcstat enhancements with some of my > own > and am now to the point where it is time to broaden the requirements > gathering. The result > is to be merged into the illumos tree. > > ar

Re: [zfs-discuss] Spare drives sitting idle in raidz2 with failed drive

2011-04-26 Thread Richard Elling
On Apr 26, 2011, at 8:22 AM, Cindy Swearingen wrote: > Hi-- > > I don't know why the spare isn't kicking in automatically, it should. This can happen if the FMA agents aren't working properly. FYI, in NexentaStor we have added a zfs-monitor FMA agent to check the health of disks in use for ZFS

Re: [zfs-discuss] Drive replacement speed

2011-04-26 Thread Brandon High
The last resilver finished after 50 hours. Ouch. I'm onto the next device now, which seems to be progressing much, much better. The current tunings that I'm using right now are: echo zfs_resilver_delay/W0t0 | mdb -kw echo zfs_resilver_min_time_ms/W0t2 | pfexec mdb -kw Things could slow down,

Re: [zfs-discuss] How does ZFS dedup space accounting work with quota?

2011-04-26 Thread Erik Trimble
On 4/26/2011 9:29 AM, Fred Liu wrote: > From: Erik Trimble [mailto:erik.trim...@oracle.com] >> It is true, quota is in charge of logical data not physical data. >> Let's assume an interesting scenario -- say the pool is 100% full in logical >> data >> (such as 'df' tells you 100% used) but not fu

Re: [zfs-discuss] How does ZFS dedup space accounting work with quota?

2011-04-26 Thread Fred Liu
-Original Message- From: Erik Trimble [mailto:erik.trim...@oracle.com] Sent: Wednesday, April 27, 2011 12:07 AM To: Fred Liu Cc: Ian Collins; ZFS discuss Subject: Re: [zfs-discuss] How does ZFS dedup space accounting work with quota? On 4/26/2011 3:59 AM, Fred Liu wrote: > >> -Origi

Re: [zfs-discuss] How does ZFS dedup space accounting work with quota?

2011-04-26 Thread Erik Trimble
On 4/26/2011 3:59 AM, Fred Liu wrote: > >> -Original Message- >> From: Erik Trimble [mailto:erik.trim...@oracle.com] >> Sent: 星期二, 四月 26, 2011 12:47 >> To: Ian Collins >> Cc: Fred Liu; ZFS discuss >> Subject: Re: [zfs-discuss] How does ZFS dedup space accounting work >> with quota? >> >> On

Re: [zfs-discuss] Spare drives sitting idle in raidz2 with failed drive

2011-04-26 Thread Cindy Swearingen
Hi-- I don't know why the spare isn't kicking in automatically, it should. A documented workaround is to outright replace the failed disk with one of the spares, like this: # zpool replace fwgpool0 c4t5000C5001128FE4Dd0 c4t5000C50014D70072d0 The autoreplace pool property has nothing to do with

Re: [zfs-discuss] arcstat updates

2011-04-26 Thread Volker A. Brandt
Hello Richard! > I've been working on merging the Joyent arcstat enhancements with some of my > own and am now to the point where it is time to broaden the requirements > gathering. The result is to be merged into the illumos tree. Great news! > 1. Should there be flag compatibility with vmstat

Re: [zfs-discuss] How does ZFS dedup space accounting work with quota?

2011-04-26 Thread Fred Liu
> -Original Message- > From: Erik Trimble [mailto:erik.trim...@oracle.com] > Sent: 星期二, 四月 26, 2011 12:47 > To: Ian Collins > Cc: Fred Liu; ZFS discuss > Subject: Re: [zfs-discuss] How does ZFS dedup space accounting work > with quota? > > On 4/25/2011 6:23 PM, Ian Collins wrote: > > O

Re: [zfs-discuss] aclmode -> no zfs in heterogeneous networks anymore?

2011-04-26 Thread Frank Lahm
2011/4/26 achim...@googlemail.com : > -BEGIN PGP SIGNED MESSAGE- > Hash: SHA256 > > Hi! > > We are setting up a new file server on an OpenIndiana box (oi_148). The > spool is run-in version 28, so the "aclmode" option is gone. The server > has to serve files to Linux, OSX and windows. Becau

[zfs-discuss] aclmode -> no zfs in heterogeneous networks anymore?

2011-04-26 Thread Nikola M.
I am forwarding this to openindiana-disc...@openindiana.org list, with hope of wider audience regarding question. Original Message Message-ID: <4db68e08.9040...@googlemail.com> Date: Tue, 26 Apr 2011 11:19:04 +0200 From: achim...@googlemail.com List-Id: Hi! W

[zfs-discuss] aclmode -> no zfs in heterogeneous networks anymore?

2011-04-26 Thread achim...@googlemail.com
-BEGIN PGP SIGNED MESSAGE- Hash: SHA256 Hi! We are setting up a new file server on an OpenIndiana box (oi_148). The spool is run-in version 28, so the "aclmode" option is gone. The server has to serve files to Linux, OSX and windows. Because of the missing aclmode option, we are getting n

Re: [zfs-discuss] How does ZFS dedup space accounting work with quota?

2011-04-26 Thread Ian Collins
On 04/26/11 04:47 PM, Erik Trimble wrote: On 4/25/2011 6:23 PM, Ian Collins wrote: On 04/26/11 01:13 PM, Fred Liu wrote: H, it seems dedup is pool-based not filesystem-based. That's correct. Although it can be turned off and on at the filesystem level (assuming it is enabled for the po

Re: [zfs-discuss] Spare drives sitting idle in raidz2 with failed drive

2011-04-26 Thread Nikola M.
On 04/26/11 01:56 AM, Lamp Zy wrote: > Hi, > > One of my drives failed in Raidz2 with two hot spares: What are zpool/zfs versions? (zpool upgrade Ctrl+c, zfs upgrade Cttr+c). Latest zpool/zfs versions available by numerical designation in all OpenSolaris based distributions, are zpool 28 and zfs v.