Re: [zfs-discuss] Re: where has all my space gone? (with zfs mountroot + b38)

2006-05-21 Thread Mike Gerdts
, $5/1024/1024, $NF }' Mike -- Mike Gerdts http://mgerdts.blogspot.com/ ___ zfs-discuss mailing list zfs-discuss@opensolaris.org http://mail.opensolaris.org/mailman/listinfo/zfs-discuss

Re: [zfs-discuss] ZFS questions

2006-06-17 Thread Mike Gerdts
+ the cost of 4 1 GB DDR DIMMs. I suppose you could mirror across a pair of them and still have a pretty fast small 4GB of space for less than $1k. http://www.anandtech.com/storage/showdoc.aspx?i=2480 FWIW, google gives plenty of hits for solid state disk terabyte. Mike -- Mike Gerdts http

Re: [zfs-discuss] ZFS and Flash archives

2006-06-21 Thread Mike Gerdts
(optional) o archive files It seems as though if suitably motivated, additional information about the desired configuration could be stored in one of the above sections, either directly or as a result of scripts (e.g. derived profiles in jumpstart). Mike -- Mike Gerdts http

Re: [zfs-discuss] Re: ZFS Wiki?

2006-06-25 Thread Mike Gerdts
requires a source tree checkout, learning docbook, etc. most would-be authors or editors will be discouraged. Else, I guess it just winds up in a bunch of blogs that are really hard to find. Mike -- Mike Gerdts http://mgerdts.blogspot.com/ ___ zfs

Re: [zfs-discuss] ZFS needs a viable backup mechanism

2006-07-07 Thread Mike Gerdts
, another 11 GB of disk is used. At this rate, it doesn't take long to burn through a 73 GB disk. However, if ZFS could de-duplicate the blocks, each patch cycle would take up only a couple hundred megabytes. But I guess that is off-topic. :) Mike -- Mike Gerdts http://mgerdts.blogspot.com

Re: [zfs-discuss] Re: Quotas and Snapshots

2006-07-25 Thread Mike Gerdts
against current quota was part of the problem statement. My approach with rsync avoids this but, as I said before, is an ugly hack because it doesn't use the features of zfs. Mike -- Mike Gerdts http://mgerdts.blogspot.com/ ___ zfs-discuss mailing list zfs

Re: [zfs-discuss] zfs vs. vxfs

2006-07-31 Thread Mike Gerdts
On 7/31/06, Bev Crair [EMAIL PROTECTED] wrote: However, note the limitations on usage: 4 'user-data file systems'... B. And last I looked it was x86-only. Mike -- Mike Gerdts http://mgerdts.blogspot.com/ ___ zfs-discuss mailing list zfs-discuss

Re: [zfs-discuss] Question on Zones and memory usage (65120349)

2006-08-11 Thread Mike Gerdts
sooner than later. If running on sun4v, consider LDOM's when they are available (November?). Mike -- Mike Gerdts http://mgerdts.blogspot.com/ ___ zfs-discuss mailing list zfs-discuss@opensolaris.org http://mail.opensolaris.org/mailman/listinfo/zfs

Re: [zfs-discuss] commercial backup software and zfs

2006-08-17 Thread Mike Gerdts
the various NDMP Internet drafts into RFC's seems to be stalled. A quick search of existing Open Source NDMP implementations doesn't turn up much. Do others on the list have more insight into whether this has been considered? Mike -- Mike Gerdts http://mgerdts.blogspot.com

Re: [zfs-discuss] Niagara and ZFS compression?

2006-08-21 Thread Mike Gerdts
On 8/21/06, Richard Elling - PAE [EMAIL PROTECTED] wrote: I haven't done measurements of this in years, but...I'll wager that compression is memory bound, not CPU bound, for today'sservers.A system with low latency and high bandwidth memory will performwell (UltraSPARC-T1).Threading may not help

Re: [zfs-discuss] zpool import dropped a core.

2006-08-26 Thread Mike Gerdts
On 8/26/06, Mike Gerdts [EMAIL PROTECTED] wrote: FWIW, I saw the same backtrace on build 46 doing some wierd stuff documented at http://mgerdts.blogspot.com/. At the time I was booted from cdrom media importing a pool that I had previously exported. I got thinking... how can I outdo the ME

Re: [zfs-discuss] ZFS + rsync, backup on steroids.

2006-08-29 Thread Mike Gerdts
be an awesome feature to have in ZFS, even if the de-duplication happens as a later pass similar to zfs scrub. Mike -- Mike Gerdts http://mgerdts.blogspot.com/ ___ zfs-discuss mailing list zfs-discuss@opensolaris.org http://mail.opensolaris.org/mailman

Re: [zfs-discuss] Proposal: multiple copies of user data

2006-09-11 Thread Mike Gerdts
other. -- Mike Gerdts http://mgerdts.blogspot.com/ ___ zfs-discuss mailing list zfs-discuss@opensolaris.org http://mail.opensolaris.org/mailman/listinfo/zfs-discuss

Re: [zfs-discuss] Proposal: multiple copies of user data

2006-09-13 Thread Mike Gerdts
mirroring just isn't an option. Mike -- Mike Gerdts http://mgerdts.blogspot.com/ ___ zfs-discuss mailing list zfs-discuss@opensolaris.org http://mail.opensolaris.org/mailman/listinfo/zfs-discuss

Re: [zfs-discuss] Access to ZFS checksums would be nice and very useful feature

2006-09-14 Thread Mike Gerdts
that it is up to ZFS to generate or manage the signature. The nice thing about it is that so long as the private key is secret, the signature stays with the file as it is moved, taken to tape, other file systems, etc. so long as the file manipulation mechanisms support extended-attributes. Mike -- Mike

Re: [zfs-discuss] Re: zfs clones

2006-09-18 Thread Mike Gerdts
the original stays put. This could be done to refresh non-production instances from production, to perform backups in such a way that it doesn't put load on the production spindles, networks, etc. Mike -- Mike Gerdts http://mgerdts.blogspot.com/ ___ zfs-discuss

Re: [zfs-discuss] zfs and zones

2006-10-13 Thread Mike Gerdts
the most? Mike -- Mike Gerdts http://mgerdts.blogspot.com/ ___ zfs-discuss mailing list zfs-discuss@opensolaris.org http://mail.opensolaris.org/mailman/listinfo/zfs-discuss

Re: [zfs-discuss] Current status of a ZFS root

2006-10-28 Thread Mike Gerdts
that and use it for swap or whatever. The original question was about using ZFS root on a T1000. /grub looks suspiciously incompatible with the T1000 because it isn't x86. I've heard rumors of brining grub to sparc, but... Mike -- Mike Gerdts http://mgerdts.blogspot.com

Re: [zfs-discuss] Best Practices recommendation on x4200

2006-11-07 Thread Mike Gerdts
and little interest in creating very complex command lines with many -x options. Mike -- Mike Gerdts http://mgerdts.blogspot.com/ ___ zfs-discuss mailing list zfs-discuss@opensolaris.org http://mail.opensolaris.org/mailman/listinfo/zfs-discuss

Re: [zfs-discuss] OpenSolaris vs. Solaris 10 11/06 (S10u3) for NFS ZFS Server

2006-11-08 Thread Mike Gerdts
any problems with this procedure. However, I waited until someone else announced the features or lack thereof found in S10 11/06. :) Mike -- Mike Gerdts http://mgerdts.blogspot.com/ ___ zfs-discuss mailing list zfs-discuss@opensolaris.org http

Re: [zfs-discuss] minimum physical memory requirement?

2006-11-13 Thread Mike Gerdts
, or should I file one and stop complaining. :) Mike -- Mike Gerdts http://mgerdts.blogspot.com/ ___ zfs-discuss mailing list zfs-discuss@opensolaris.org http://mail.opensolaris.org/mailman/listinfo/zfs-discuss

Re: [zfs-discuss] Que: ZFS - Automatic Endian Adaptiveness

2006-11-21 Thread Mike Gerdts
. This may be a good place to look: http://www.oracle.com/technology/deploy/availability/htdocs/xtts.htm -- Mike Gerdts http://mgerdts.blogspot.com/ ___ zfs-discuss mailing list zfs-discuss@opensolaris.org http://mail.opensolaris.org/mailman/listinfo/zfs

Re: [zfs-discuss] ZFS compression / ARC interaction

2006-12-07 Thread Mike Gerdts
bytes close The rrd file in question is 8.6 MB. There was 8KB of reads and 5472 bytes of write. This is one of the big wins over the current binary rrd format over the original ASCII version that came with MRTG. Mike -- Mike Gerdts http://mgerdts.blogspot.com

Re: [zfs-discuss] Question: ZFS + Block level SHA256 ~= almost free CAS Squishing?

2007-01-15 Thread Mike Gerdts
as that is, ZFS promises to not corrupt my data and to tell on others that do. ZFS cannot break that promise. Mike -- Mike Gerdts http://mgerdts.blogspot.com/ ___ zfs-discuss mailing list zfs-discuss@opensolaris.org http://mail.opensolaris.org/mailman

Re: [zfs-discuss] ZFS patches for Solaris 10U2 ?

2007-01-18 Thread Mike Gerdts
? If you have (or download) the latest installation DVD, look in the /UpgradePatches (or similarly named) directory. Mike -- Mike Gerdts http://mgerdts.blogspot.com/ ___ zfs-discuss mailing list zfs-discuss@opensolaris.org http://mail.opensolaris.org/mailman

Re: [zfs-discuss] unable to boot zone

2007-01-30 Thread Mike Gerdts
of the fs that won't unmount. Mike -- Mike Gerdts http://mgerdts.blogspot.com/ ___ zfs-discuss mailing list zfs-discuss@opensolaris.org http://mail.opensolaris.org/mailman/listinfo/zfs-discuss

Re: [zfs-discuss] VxVM volumes in a zpool.

2007-02-06 Thread Mike Gerdts
, not a careful read of all the parts involved. Mike -- Mike Gerdts http://mgerdts.blogspot.com/ ___ zfs-discuss mailing list zfs-discuss@opensolaris.org http://mail.opensolaris.org/mailman/listinfo/zfs-discuss

Re: [zfs-discuss] Re: Cluster File System Use Cases

2007-03-05 Thread Mike Gerdts
no heritage with SAM-QFS. http://www.oracle.com/technology/products/database/asm/index.html Mike -- Mike Gerdts http://mgerdts.blogspot.com/ ___ zfs-discuss mailing list zfs-discuss@opensolaris.org http://mail.opensolaris.org/mailman/listinfo/zfs-discuss

Re: [zfs-discuss] Equavilent to chmod 1777 as ZFS ACl

2007-03-10 Thread Mike Gerdts
be able to use the parameters above to achieve what you are trying to do regardless of which UNIXy file system is being used. Mike -- Mike Gerdts http://mgerdts.blogspot.com/ ___ zfs-discuss mailing list zfs-discuss@opensolaris.org http

Re: [zfs-discuss] Re: Re: Re: ZFS memory and swap usage

2007-03-19 Thread Mike Gerdts
, (long long) zfs`arc.c_min / 1024/1024, (long long) zfs`arc.c_max / 1024/1024, (long long) zfs`arc.size / 1024/1024, (long long) zfs`arc.c / 1024/1024); } -- Mike Gerdts http://mgerdts.blogspot.com/ ___ zfs

Re: [zfs-discuss] status of zfs boot netinstall kit

2007-04-12 Thread Mike Gerdts
. There are a couple folks out here still running sparc. Is there any news to report related to the sparc variant ZFS boot? -- Mike Gerdts http://mgerdts.blogspot.com/ ___ zfs-discuss mailing list [EMAIL PROTECTED] http://mail.opensolaris.org/mailman/listinfo/zfs

Re: [zfs-discuss] Benchmarking

2007-04-12 Thread Mike Gerdts
is, but 512 bytes at a time should be fine. Mike -- Mike Gerdts http://mgerdts.blogspot.com/ ___ zfs-discuss mailing list [EMAIL PROTECTED] http://mail.opensolaris.org/mailman/listinfo/zfs-discuss

[zfs-discuss] Re: [request-sponsor] Requesting sponsor for zpool split : 5097228

2007-04-14 Thread Mike Gerdts
but with just a different target or LUN range. -- Mike Gerdts http://mgerdts.blogspot.com/ ___ zfs-discuss mailing list [EMAIL PROTECTED] http://mail.opensolaris.org/mailman/listinfo/zfs-discuss

Re: [zfs-discuss] ZFS Boot: Dividing up the name space

2007-04-28 Thread Mike Gerdts
custom jumpstart profiles to rebuild the system. I would love to see flash archive content that is the result of zfs send. Incrementals are easy to do so long as you keep the initial (pristine) snapshot around that matches up exactly with the flar that was initially applied. Mike -- Mike Gerdts

Re: [zfs-discuss] setup_install_server, cpio and zfs : fix needed ?

2007-05-13 Thread Mike Gerdts
a files for cpio. Mike -- Mike Gerdts http://mgerdts.blogspot.com/ ___ zfs-discuss mailing list zfs-discuss@opensolaris.org http://mail.opensolaris.org/mailman/listinfo/zfs-discuss

Re: [zfs-discuss] setup_install_server, cpio and zfs : fix needed ?

2007-05-13 Thread Mike Gerdts
On 5/13/07, Gael [EMAIL PROTECTED] wrote: No, no find is running alas... jumps8002:/root #ps -edf | grep 25751 root 27628 25751 0 11:58:30 pts/3 0:18 cpio -pdum /tank/sol10u4b/wanboot/interim_dir root 25751 25656 0 11:28:31 pts/3 0:00 /bin/sh ./setup_install_server -w

Re: [zfs-discuss] Take Three: PSARC 2007/171 ZFS Separate Intent Log

2007-07-07 Thread Mike Gerdts
that is absolutely unaccepted practice. The past week of inactivity is likely related to most of Sun in the US being on mandatory vacation. Sun typically shuts down for the week that contains July 4 and (I think) the week between Christmas and Jan 1. Mike -- Mike Gerdts http://mgerdts.blogspot.com

[zfs-discuss] Pseudo file system access to snapshots?

2007-07-10 Thread Mike Gerdts
. Is this something that is maybe worth spending a few more cycles on, or is it likely broken from the beginning? Mike -- Mike Gerdts http://mgerdts.blogspot.com/ ___ zfs-discuss mailing list zfs-discuss@opensolaris.org http://mail.opensolaris.org

Re: [zfs-discuss] Pseudo file system access to snapshots?

2007-07-11 Thread Mike Gerdts
On 7/11/07, Darren J Moffat [EMAIL PROTECTED] wrote: Mike Gerdts wrote: Perhaps a better approach is to create a pseudo file system that looks like: mntpt/pool /@@ /@today /@yesterday /fs /@@ /@2007-06-01

Re: [zfs-discuss] Pseudo file system access to snapshots?

2007-07-13 Thread Mike Gerdts
this is in the works. Most of my use cases for ZFS involve use of clones. Lack of space-efficient backups and especially restores makes me wait to use ZFS outside of the lab. Mike -- Mike Gerdts http://mgerdts.blogspot.com/ ___ zfs-discuss mailing list zfs

Re: [zfs-discuss] Any fix for zpool import kernel panic (reboot loop)?

2007-07-25 Thread Mike Gerdts
that (I'm told) is being worked on. I only mention this to say that this type of problem is not restricted to zfs boot. Mike -- Mike Gerdts http://mgerdts.blogspot.com/ ___ zfs-discuss mailing list zfs-discuss@opensolaris.org http://mail.opensolaris.org

Re: [zfs-discuss] Will de-duplication be added?

2007-07-29 Thread Mike Gerdts
%3Amail.opensolaris.org+%28dedup+OR+%22de-duplication%22+OR+deduplication%29btnG=Google+Search -- Mike Gerdts http://mgerdts.blogspot.com/ ___ zfs-discuss mailing list zfs-discuss@opensolaris.org http://mail.opensolaris.org/mailman/listinfo/zfs-discuss

Re: [zfs-discuss] do zfs filesystems isolate corruption?

2007-08-11 Thread Mike Gerdts
and I think snv59: panic - S10u4 backtrace is very different from snv* -- Mike Gerdts http://mgerdts.blogspot.com/ ___ zfs-discuss mailing list zfs-discuss@opensolaris.org http://mail.opensolaris.org/mailman/listinfo/zfs-discuss

Re: [zfs-discuss] The Dangling DBuf Strikes Back

2007-09-03 Thread Mike Gerdts
reset (panic, I believe) of the primary LDOM seems to have caused the corruption in the guest LDOM. What was that about having the redundancy as close to the consumer as possible? :) -- Mike Gerdts http://mgerdts.blogspot.com/ ___ zfs-discuss mailing

Re: [zfs-discuss] An Academic Sysadmin's Lament for ZFS ?

2007-09-07 Thread Mike Gerdts
it with success (and failures) in limited scope. I'm sure that with time the improvements will come that make that scope increase dramatically, but for now it is confined to the lab. :( Mike -- Mike Gerdts http://mgerdts.blogspot.com/ ___ zfs-discuss mailing

Re: [zfs-discuss] An Academic Sysadmin's Lament for ZFS ?

2007-09-07 Thread Mike Gerdts
expensive - you would be charging quota to each user but only storing one copy. Depending on the balance of CPU power vs. I/O bandwidth, compressed zvols could be a real win, more than paying back the space required to have a few snapshots around. Mike -- Mike Gerdts http://mgerdts.blogspot.com

Re: [zfs-discuss] An Academic Sysadmin's Lament for ZFS ?

2007-09-08 Thread Mike Gerdts
backups, etc. Pushing that out to desktop or laptop machines is not really a good idea. -- Mike Gerdts http://mgerdts.blogspot.com/ ___ zfs-discuss mailing list zfs-discuss@opensolaris.org http://mail.opensolaris.org/mailman/listinfo/zfs-discuss

[zfs-discuss] space allocation vs. thin provisioning

2007-09-14 Thread Mike Gerdts
-writes of data (e.g. crypto rekey) to concentrate data that had become scattered into contiguous space. -- Mike Gerdts http://mgerdts.blogspot.com/ ___ zfs-discuss mailing list zfs-discuss@opensolaris.org http://mail.opensolaris.org/mailman/listinfo/zfs

Re: [zfs-discuss] space allocation vs. thin provisioning

2007-09-14 Thread Mike Gerdts
writes could be batched coalesced and applied in a journaled manner such that each batch fully applies or is rolled back on the target. I haven't heard of this being done. Mike -- Mike Gerdts http://mgerdts.blogspot.com/ ___ zfs-discuss mailing list zfs

Re: [zfs-discuss] ZFS and Live Upgrade

2007-09-15 Thread Mike Gerdts
does, but Snap Upgrade does. http://opensolaris.org/os/project/caiman/Snap_Upgrade/ It is likely worth considering more of the roadmap when reading that page. http://opensolaris.org/os/project/caiman/Roadmap/ -- Mike Gerdts http://mgerdts.blogspot.com

Re: [zfs-discuss] enterprise scale redundant Solaris 10/ZFS server providing NFSv4/CIFS

2007-09-21 Thread Mike Gerdts
to administer the location mapping while providing transparency to the end-users. Mike -- Mike Gerdts http://mgerdts.blogspot.com/ ___ zfs-discuss mailing list zfs-discuss@opensolaris.org http://mail.opensolaris.org/mailman/listinfo/zfs-discuss

Re: [zfs-discuss] zoneadm clone doesn't support ZFS snapshots in

2007-09-21 Thread Mike Gerdts
still figuring out how to fix this other than moving all of my zones onto UFS. How about a dtrace script that changes the fstyp in statvfs() returns to say that it is ufs? :) I bet someone comes along and says that isn't supported either... -- Mike Gerdts http://mgerdts.blogspot.com

Re: [zfs-discuss] zoneadm clone doesn't support ZFS snapshots in

2007-09-21 Thread Mike Gerdts
in coordination with iSCSI. irony Oh, wait! What if the NAS device runs out of space while I'm patching? Better rule out the thin provisioning capabilities of the HDS storage that Sun sells as well. /irony -- Mike Gerdts http://mgerdts.blogspot.com/ ___ zfs

Re: [zfs-discuss] enterprise scale redundant Solaris 10/ZFS server providing NFSv4/CIFS

2007-09-24 Thread Mike Gerdts
On 9/24/07, Paul B. Henson [EMAIL PROTECTED] wrote: but checking the actual release notes shows no ZFS mention. 3.0.26 to 3.2.0? That seems an odd version bump... 3.0.x and before are GPLv2. 3.2.0 and later are GPLv3. http://news.samba.org/announcements/samba_gplv3/ -- Mike Gerdts http

Re: [zfs-discuss] df command in ZFS?

2007-10-17 Thread Mike Gerdts
+ screens[1] on the default sized terminal window. 1. If you are in this situation, there is a good chance that the formatting of df cause line folding or wrapping that doubles the number of lines to 80+ screens of df output. -- Mike Gerdts http://mgerdts.blogspot.com

Re: [zfs-discuss] HAMMER

2007-10-18 Thread Mike Gerdts
the importance of 2 a bit. -- Mike Gerdts http://mgerdts.blogspot.com/ ___ zfs-discuss mailing list zfs-discuss@opensolaris.org http://mail.opensolaris.org/mailman/listinfo/zfs-discuss

Re: [zfs-discuss] HAMMER

2007-10-18 Thread Mike Gerdts
that linked against the included version of OpenSSL automatically gets to take advantage of the N2 crypto engine, so long as it is using one of the algorithms supported by N2 engine. -- Mike Gerdts http://mgerdts.blogspot.com/ ___ zfs-discuss mailing list zfs

Re: [zfs-discuss] HAMMER

2007-10-18 Thread Mike Gerdts
). Remember marketing info his very high level, the devil as aways is in the code. Yeah, I know. It's often times difficult to find the right code when you know what you are looking for. When you don't know that you should be fact-checking, the code rarely finds its way in front of you. -- Mike Gerdts

Re: [zfs-discuss] UC Davis Cyrus Incident September 2007

2007-10-18 Thread Mike Gerdts
cheaper on systems with lower latency between CPUs. -- Mike Gerdts http://mgerdts.blogspot.com/ ___ zfs-discuss mailing list zfs-discuss@opensolaris.org http://mail.opensolaris.org/mailman/listinfo/zfs-discuss

Re: [zfs-discuss] UC Davis Cyrus Incident September 2007

2007-10-18 Thread Mike Gerdts
On 10/18/07, Gary Mills [EMAIL PROTECTED] wrote: What's the command to show cross calls? mpstat will show it on a system basis. xcallsbypid.d from the DTraceToolkit (ask google) will tell you which PID is responsible. -- Mike Gerdts http://mgerdts.blogspot.com

Re: [zfs-discuss] Mounting ZFS Pool to a different server

2007-10-19 Thread Mike Gerdts
* Istanbul TR Phone +902123352200 Mobile +905339310752 Fax +90212335 Email [EMAIL PROTECTED] [EMAIL PROTECTED] ___ zfs-discuss mailing list zfs-discuss@opensolaris.org http://mail.opensolaris.org/mailman/listinfo/zfs-discuss -- Mike

Re: [zfs-discuss] Kernel panic receiving incremental snapshots

2007-11-23 Thread Mike Gerdts
- mine was SPARC) to see if it addresses your problem. -- Mike Gerdts http://mgerdts.blogspot.com/ ___ zfs-discuss mailing list zfs-discuss@opensolaris.org http://mail.opensolaris.org/mailman/listinfo/zfs-discuss

Re: [zfs-discuss] x4500 w/ small random encrypted text files

2007-11-29 Thread Mike Gerdts
of zfs are using something that does something along the lines of while readdir ; do open file read from file write to backup stream close file done Since files are unlikely to be on disk in a contiguous manner, this looks like a random read operation to me. Am I wrong? -- Mike

Re: [zfs-discuss] /usr/bin and /usr/xpg4/bin differences

2007-12-15 Thread Mike Gerdts
df.xpg4 df.cdf.po df.xcl df.xpg4.o It looks to me as though df becomes /usr/bin/df and df.xpg4 becomes /usr/xpg4/bin/df. -- Mike Gerdts http://mgerdts.blogspot.com/ ___ zfs-discuss mailing list zfs-discuss@opensolaris.org http

Re: [zfs-discuss] /usr/bin and /usr/xpg4/bin differences

2007-12-16 Thread Mike Gerdts
. Also... since there is nothing zfs-specific here, opensolaris-code may be a more appropriate forum. -- Mike Gerdts http://mgerdts.blogspot.com/ ___ zfs-discuss mailing list zfs-discuss@opensolaris.org http://mail.opensolaris.org/mailman/listinfo/zfs

Re: [zfs-discuss] Does Oracle support ZFS as a file system with Oracle RAC?

2007-12-18 Thread Mike Gerdts
and likely more space in production use than ZFS. I think that ZFS holds a lot of promise for shared-nothing database clusters, such as is being done by Greenplumb with their extended variant of Postgres. -- Mike Gerdts http://mgerdts.blogspot.com/ ___ zfs

Re: [zfs-discuss] fclose failing at 2G on a ZFS filesystem

2007-12-25 Thread Mike Gerdts
? I would guess that you don't have large file support. A variant of the following would probably be good: cc -c $CFLAGS `getconf LFS_CFLAGS` myprog.c cc -o myprog $LDFLAGS `getconf LFS_LDFLAGS` -- Mike Gerdts http://mgerdts.blogspot.com/ ___ zfs

Re: [zfs-discuss] Help needed ZFS vs Veritas Comparison

2007-12-28 Thread Mike Gerdts
corruption) - Opportunities to do things previously not possible ZFS doesn't win on many of those, but with the improvements that I have seen throughout the storage stack it is somewhat likely that the required improvements are already on the roadmap. -- Mike Gerdts http://mgerdts.blogspot.com

Re: [zfs-discuss] Can't access my data

2008-01-04 Thread Mike Gerdts
# zfs mount -a (not sure this needed) # cd /somewhere_else -- Mike Gerdts http://mgerdts.blogspot.com/ ___ zfs-discuss mailing list zfs-discuss@opensolaris.org http://mail.opensolaris.org/mailman/listinfo/zfs-discuss

Re: [zfs-discuss] Resizing a mirror

2008-01-29 Thread Mike Gerdts
the additional space to be seen. -- Mike Gerdts http://mgerdts.blogspot.com/ ___ zfs-discuss mailing list zfs-discuss@opensolaris.org http://mail.opensolaris.org/mailman/listinfo/zfs-discuss

Re: [zfs-discuss] ZIL controls in Solaris 10 U4?

2008-02-02 Thread Mike Gerdts
should take only a few seconds longer than a standard init 6. Failback is similarly easy. I can't remember the last time I swapped physical drives to minimize the outage during an upgrade. -- Mike Gerdts http://mgerdts.blogspot.com/ ___ zfs-discuss

Re: [zfs-discuss] [storage-discuss] Preventing zpool imports on boot

2008-02-15 Thread Mike Gerdts
name, temp. (I am trying to move this thread over to zfs-discuss, since I originally posted to the wrong alias) storage-discuss trimmed in my reply. -- Mike Gerdts http://mgerdts.blogspot.com/ ___ zfs-discuss mailing list zfs-discuss

Re: [zfs-discuss] How many ZFS pools is it sensible to use on a single server?

2008-04-15 Thread Mike Gerdts
independently either I need to have a zpool per zone or I need to have per-dataset replication. Considering that with some workloads 20+ zones on a T2000 is quite feasible, a T5240 could be pushing 80+ zones and as such a relatively large number of zpools. -- Mike Gerdts http://mgerdts.blogspot.com

Re: [zfs-discuss] zfs iostat

2008-05-18 Thread Mike Gerdts
with general systemtools of a particular directory? any idea would be appreciated karsten Have you tried fsstat? I think it will do what you are looking for whether it is zfs, ufs, tmpfs, etc. -- Mike Gerdts http://mgerdts.blogspot.com/ ___ zfs-discuss

Re: [zfs-discuss] ZFS in S10U6 vs openSolaris 05/08

2008-05-27 Thread Mike Gerdts
to workloads that use a lot of RAM but are fairly inactive. As such, a $10k PCIe card may be able to allow a $42k 64 GB T5240 handle 5+ times the number of not-too-busy J2EE instances. If anyone's done any modelling or testing of such an idea, I'd love to hear about it. -- Mike Gerdts http

Re: [zfs-discuss] zfs equivalent of ufsdump and ufsrestore

2008-05-31 Thread Mike Gerdts
privileges has everything they need to gain full root access. I wish that there was a flag to open(2) to say not to update the atime and that there was a privilege that could be granted to allow this flag without granting file_dac_write. -- Mike Gerdts http://mgerdts.blogspot.com

Re: [zfs-discuss] /var/sadm on zfs?

2008-05-31 Thread Mike Gerdts
better method for getting rid of the cruft that builds up in /var/sadm either. I suspect that further discussion on this topic would be best directed to [EMAIL PROTECTED] or sun-managers mailing list (see http://www.sunmanagers.org/). -- Mike Gerdts http://mgerdts.blogspot.com

Re: [zfs-discuss] /var/sadm on zfs?

2008-05-31 Thread Mike Gerdts
/SPROcc/save/pspool/SPROcc/install/depend var/sadm/pkg/SPROcc/save/pspool/SPROcc/pkginfo var/sadm/pkg/SPROcc/save/pspool/SPROcc/pkgmap Notice the lack of undo.Z files (and associated patch directories), but the rest looks the same. -- Mike Gerdts http://mgerdts.blogspot.com

[zfs-discuss] panic: avl_find() succeeded inside avl_add()

2008-05-31 Thread Mike Gerdts
pool0 bootfs - default pool0 delegation on default pool0 autoreplace off default pool0 temporaryoff default -- Mike Gerdts http://mgerdts.blogspot.com/ ___ zfs-discuss mailing list zfs-discuss

Re: [zfs-discuss] panic: avl_find() succeeded inside avl_add()

2008-05-31 Thread Mike Gerdts
On Sat, May 31, 2008 at 8:48 PM, Mike Gerdts [EMAIL PROTECTED] wrote: I just experienced a zfs-related crash. I have filed a bug (don't know number - grumble). I have a crash dump but little free space. If someone would like some more info from the core, please let me know in the next few

Re: [zfs-discuss] /var/sadm on zfs?

2008-06-01 Thread Mike Gerdts
related directories is (save/patchid) may trip something up. -- Mike Gerdts http://mgerdts.blogspot.com/ ___ zfs-discuss mailing list zfs-discuss@opensolaris.org http://mail.opensolaris.org/mailman/listinfo/zfs-discuss

Re: [zfs-discuss] panic: avl_find() succeeded inside avl_add()

2008-06-01 Thread Mike Gerdts
On Sat, May 31, 2008 at 9:38 PM, Mike Gerdts [EMAIL PROTECTED] wrote: $ find /ws/mount/onnv-gate/usr/src/uts/sun4u/serengeti/unix /ws/mount/onnv-gate/usr/src/uts/sun4u/serengeti/unix /ws/mount/onnv-gate/usr/src/uts/sun4u/serengeti/unix/.make.state.lock /ws/mount/onnv-gate/usr/src/uts/sun4u

Re: [zfs-discuss] ZFS root finally here in SNV90

2008-06-05 Thread Mike Gerdts
and wrote a blog entry. http://mgerdts.blogspot.com/2008/03/future-of-opensolaris-boot-environment.html -- Mike Gerdts http://mgerdts.blogspot.com/ ___ zfs-discuss mailing list zfs-discuss@opensolaris.org http://mail.opensolaris.org/mailman/listinfo

[zfs-discuss] zfs promote and ENOSPC

2008-06-09 Thread Mike Gerdts
in the documentation or zfs? -- Mike Gerdts http://mgerdts.blogspot.com/ ___ zfs-discuss mailing list zfs-discuss@opensolaris.org http://mail.opensolaris.org/mailman/listinfo/zfs-discuss

Re: [zfs-discuss] zfs promote and ENOSPC (+panic with dtrace)

2008-06-11 Thread Mike Gerdts
+0x49(ddfb6c00, 5a23, 8045e40, 13, e8b3a020, e0620f78) ioctl+0x155() sys_call+0x10c() The dtrace command that I was running was: dtrace -n 'fbt:zfs:dsl_dataset_promote:return { trace(arg0); stack() }' -- Mike Gerdts http://mgerdts.blogspot.com

Re: [zfs-discuss] SXCE build 90 vs S10U6?

2008-06-12 Thread Mike Gerdts
of pkg.sun.com) and the current batch of really fresh code from the Installation and Packaging community gets burned in a bit, the 18 month cycle will not be such a big deal in many cases. It's shaping up that upgrading to the latest bits should be easier and safer than patching is today. -- Mike

Re: [zfs-discuss] SXCE build 90 vs S10U6?

2008-06-12 Thread Mike Gerdts
complaints of repeated timeouts when the snv_90 packages were released resulting in having to restart the upgrade from the start. -- Mike Gerdts http://mgerdts.blogspot.com/ ___ zfs-discuss mailing list zfs-discuss@opensolaris.org http://mail.opensolaris.org

Re: [zfs-discuss] ZFS root finally here in SNV90

2008-06-23 Thread Mike Gerdts
of information about which packages and patches are installed. There is a lot of other stuff that shouldn't be snapshotted with it. I have proposed /var/share to cope with this. http://mgerdts.blogspot.com/2008/03/future-of-opensolaris-boot-environment.html -- Mike Gerdts http://mgerdts.blogspot.com

Re: [zfs-discuss] ZFS root finally here in SNV90

2008-06-23 Thread Mike Gerdts
of ancient history as well. -- Mike Gerdts http://mgerdts.blogspot.com/ ___ zfs-discuss mailing list zfs-discuss@opensolaris.org http://mail.opensolaris.org/mailman/listinfo/zfs-discuss

Re: [zfs-discuss] ZFS root finally here in SNV90

2008-06-24 Thread Mike Gerdts
On Tue, Jun 24, 2008 at 7:24 AM, Gary Mills [EMAIL PROTECTED] wrote: On Mon, Jun 23, 2008 at 10:25:09PM -0500, Mike Gerdts wrote: Really it boils down to lots of file systems to hold the OS adds administrative complexity and rarely saves more work than it creates. Some of us want to use

Re: [zfs-discuss] [caiman-discuss] swap dump on ZFS volume

2008-06-24 Thread Mike Gerdts
are much more likely to use jumpstart for installations than laptop-based VM's. -- Mike Gerdts http://mgerdts.blogspot.com/ ___ zfs-discuss mailing list zfs-discuss@opensolaris.org http://mail.opensolaris.org/mailman/listinfo/zfs-discuss

[zfs-discuss] resilver running for 35 trillion years

2008-06-24 Thread Mike Gerdts
to the timestamps in my prompt, I'm thinking that virtualbox reset the time to zero while the command was running. This seems to happen from time to time, but this is the most entertaining result I have seen. -- Mike Gerdts http://mgerdts.blogspot.com

Re: [zfs-discuss] [caiman-discuss] swap dump on ZFS volume

2008-06-25 Thread Mike Gerdts
. -- Mike Gerdts http://mgerdts.blogspot.com/ ___ zfs-discuss mailing list zfs-discuss@opensolaris.org http://mail.opensolaris.org/mailman/listinfo/zfs-discuss

Re: [zfs-discuss] [caiman-discuss] swap dump on ZFS volume

2008-06-25 Thread Mike Gerdts
on the console after the dump completed. -- Mike Gerdts http://mgerdts.blogspot.com/ ___ zfs-discuss mailing list zfs-discuss@opensolaris.org http://mail.opensolaris.org/mailman/listinfo/zfs-discuss

Re: [zfs-discuss] [caiman-discuss] swap dump on ZFS volume

2008-06-25 Thread Mike Gerdts
On Wed, Jun 25, 2008 at 3:36 PM, Mike Gerdts [EMAIL PROTECTED] wrote: On Wed, Jun 25, 2008 at 3:09 PM, Robert Milkowski [EMAIL PROTECTED] wrote: Well, I've seen core dumps bigger than 10GB (even without ZFS)... :) Was that the size in the dump device or the size in /var/crash

Re: [zfs-discuss] zfs mount failed at boot stops network services.

2008-06-27 Thread Mike Gerdts
is not a bug. If you remove /sbin/init the system would be hosed worse but you would have gotten no error message before reboot. -- Mike Gerdts http://mgerdts.blogspot.com/ ___ zfs-discuss mailing list zfs-discuss@opensolaris.org http://mail.opensolaris.org

Re: [zfs-discuss] [caiman-discuss] swap dump on ZFS volume

2008-06-30 Thread Mike Gerdts
On Mon, Jun 30, 2008 at 9:19 AM, jan damborsky [EMAIL PROTECTED] wrote: Hi Mike, Mike Gerdts wrote: On Wed, Jun 25, 2008 at 11:09 PM, Jan Damborsky [EMAIL PROTECTED] wrote: Thank you very much all for this valuable input. Based on the collected information, I would take following

Re: [zfs-discuss] zpool with RAID-5 from intelligent storage arrays

2008-06-30 Thread Mike Gerdts
errors when doing a stat() of a file. Repeated tries fails, but a reboot seems to clear it. zpool scrub reports no errors and the pool consists of a single mirror vdev. I haven't filed a bug on this yet. -- Mike Gerdts http://mgerdts.blogspot.com/ ___ zfs

Re: [zfs-discuss] [caiman-discuss] swap dump on ZFS volume

2008-07-01 Thread Mike Gerdts
excessively short on memory X times in recent history. Any of these approaches is miles above the Linux approach of finding a memory hog to kill. -- Mike Gerdts http://mgerdts.blogspot.com/ ___ zfs-discuss mailing list zfs-discuss@opensolaris.org http

Re: [zfs-discuss] [caiman-discuss] swap dump on ZFS volume

2008-07-01 Thread Mike Gerdts
On Tue, Jul 1, 2008 at 7:31 AM, Darren J Moffat [EMAIL PROTECTED] wrote: Mike Gerdts wrote: On Tue, Jul 1, 2008 at 5:56 AM, Darren J Moffat [EMAIL PROTECTED] wrote: Instead we should take it completely out of their hands and do it all dynamically when it is needed. Now that we can swap

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