Re: [zones-discuss] Zones on shared storage - a warning

2010-02-23 Thread Frank Batschulat (Home)
update on this one: a workaround if you so will, or the more appropriate way to do this is apparently to use lofiadm(1M) to create a pseudo block device comprising the file hosted on NFS and use the created lofi device (eg. /dev/lofi/1) as the device for zpool create and all subsequent I/O (thi

Re: [zones-discuss] Zones on shared storage - a warning

2010-01-09 Thread Frank Batschulat (Home)
On Fri, 08 Jan 2010 18:33:06 +0100, Mike Gerdts wrote: > I've written a dtrace script to get the checksums on Solaris 10. > Here's what I see with NFSv3 on Solaris 10. jfyi, I've reproduces it as well using a Solaris 10 Update 8 SB2000 sparc client and NFSv4. much like you I also get READ error

Re: [zones-discuss] Zones on shared storage - a warning

2010-01-08 Thread Mike Gerdts
On Fri, Jan 8, 2010 at 9:11 AM, Mike Gerdts wrote: > I've seen similar errors on Solaris 10 in the primary domain and on a > M4000.  Unfortunately Solaris 10 doesn't show the checksums in the > ereport.  There I noticed a mixture between read errors and checksum > errors - and lots more of them.  

Re: [zones-discuss] Zones on shared storage - a warning

2010-01-08 Thread Mike Gerdts
On Fri, Jan 8, 2010 at 5:28 AM, Frank Batschulat (Home) wrote: [snip] > Hey Mike, you're not the only victim of these strange CHKSUM errors, I hit > the same during my slightely different testing, where I'm NFS mounting an > entire, pre-existing remote file living in the zpool on the NFS server an

Re: [zones-discuss] Zones on shared storage - a warning

2010-01-08 Thread James Carlson
Mike Gerdts wrote: > This unsupported feature is supported with the use of Sun Ops Center > 2.5 when a zone is put on a "NAS Storage Library". Ah, ok. I didn't know that. -- James Carlson 42.703N 71.076W ___ zones-discuss mailing list

Re: [zones-discuss] Zones on shared storage - a warning

2010-01-08 Thread Mike Gerdts
On Fri, Jan 8, 2010 at 6:51 AM, James Carlson wrote: > Frank Batschulat (Home) wrote: >> This just can't be an accident, there must be some coincidence and thus >> there's a good chance >> that these CHKSUM errors must have a common source, either in ZFS or in NFS ? > > One possible cause would b

Re: [zones-discuss] Zones on shared storage - a warning

2010-01-08 Thread James Carlson
Frank Batschulat (Home) wrote: > This just can't be an accident, there must be some coincidence and thus > there's a good chance > that these CHKSUM errors must have a common source, either in ZFS or in NFS ? One possible cause would be a lack of substantial exercise. The man page says:

Re: [zones-discuss] Zones on shared storage - a warning

2010-01-08 Thread Frank Batschulat (Home)
On Wed, 23 Dec 2009 03:02:47 +0100, Mike Gerdts wrote: > I've been playing around with zones on NFS a bit and have run into > what looks to be a pretty bad snag - ZFS keeps seeing read and/or > checksum errors. This exists with S10u8 and OpenSolaris dev build > snv_129. This is likely a blocker

Re: [zones-discuss] Zones on shared storage - a warning

2010-01-07 Thread Mike Gerdts
On Tue, Dec 22, 2009 at 9:34 PM, Mike Gerdts wrote: > On Tue, Dec 22, 2009 at 8:02 PM, Mike Gerdts wrote: >> I've been playing around with zones on NFS a bit and have run into >> what looks to be a pretty bad snag - ZFS keeps seeing read and/or >> checksum errors.  This exists with S10u8 and Open

Re: [zones-discuss] Zones on shared storage - a warning

2009-12-22 Thread Mike Gerdts
On Tue, Dec 22, 2009 at 8:02 PM, Mike Gerdts wrote: > I've been playing around with zones on NFS a bit and have run into > what looks to be a pretty bad snag - ZFS keeps seeing read and/or > checksum errors.  This exists with S10u8 and OpenSolaris dev build > snv_129.  This is likely a blocker for

[zones-discuss] Zones on shared storage - a warning

2009-12-22 Thread Mike Gerdts
I've been playing around with zones on NFS a bit and have run into what looks to be a pretty bad snag - ZFS keeps seeing read and/or checksum errors. This exists with S10u8 and OpenSolaris dev build snv_129. This is likely a blocker for anything thinking of implementing parts of Ed's Zones on Sha