Re: [zfs-discuss] 'cannot import 'andaman': I/O error', and failure to follow my own advice

2011-04-05 Thread Miles Nordin
c == Miles Nordin car...@ivy.net writes: c terabithia:/# zpool import andaman c cannot import 'andaman': I/O error c Destroy and re-create the pool from c a backup source. snv_151, the proprietary release, was able to fix this. I didn't try oi_148 first, so

Re: [zfs-discuss] ZFS Going forward after Oracle - Let's get organized, let's get started.

2011-04-05 Thread Miles Nordin
js == Joerg Schilling joerg.schill...@fokus.fraunhofer.de writes: js This is interesting. Where is this group hosted? +1 I glance at the list after years of neglect (selfishly...after almost losing my pool), and see stuff like this: shady backroom irc-kiddie bullshit. please: names,

[zfs-discuss] 'cannot import 'andaman': I/O error', and failure to follow my own advice

2011-04-04 Thread Miles Nordin
I have a Solaris Express snv_130 box that imports a zpool from two iSCSI targets, and after some power problems I cannot import the pool. When I found the machine, the pool was FAULTED with half of most mirrors shoring CORRUPTED DATA and half showing UNAVAIL. One of the two iSCSI enclosures was

Re: [zfs-discuss] ZFS ... open source moving forward?

2010-12-19 Thread Miles Nordin
js == Joerg Schilling joerg.schill...@fokus.fraunhofer.de writes: GPLv3 might help with NetApp - Oracle pact while CDDL does not. js GPLv3 does not help at all with NetApp as the CDDL already js includes a patent grant with the maximum possible js coverage. AIUI CDDL

Re: [zfs-discuss] ZFS ... open source moving forward?

2010-12-16 Thread Miles Nordin
js == Joerg Schilling joerg.schill...@fokus.fraunhofer.de delivered the following alternate reality of idealogical partisan hackery: js GPLv3 does not give you anything you don't have from CDDL js also. I think this is wrong. The patent indemnification is totally different:

Re: [zfs-discuss] ZFS ... open source moving forward?

2010-12-16 Thread Miles Nordin
ld == Linder, Doug doug.lin...@merchantlink.com writes: ld Very nice. So why isn't it in Fedora (for example)? I think it's slow and unstable? To me it's not clear yet whether it will be the first thing in the Linux world that's stable and has zfs-like capability. If ZFS were GPL it

Re: [zfs-discuss] ZFS ... open source moving forward?

2010-12-16 Thread Miles Nordin
ld == Linder, Doug doug.lin...@merchantlink.com writes: ld This list is for ZFS discussion. There are plenty of other ld places for License Wars and IP discussion. Did you miss the part where ZFS was forked by a license change? Did you miss Solaris Express 11 coming out with no

Re: [zfs-discuss] ZFS ... open source moving forward?

2010-12-15 Thread Miles Nordin
bf == Bob Friesenhahn bfrie...@simple.dallas.tx.us writes: bf Perhaps it is better for Linux if it is GPLv2, but probably bf not if it is GPLv3. That's my understanding: GPLv3 is the one you would need to preserve software freedom under deals like NetApp-Oracle patent pact,

Re: [zfs-discuss] ZFS ... open source moving forward?

2010-12-13 Thread Miles Nordin
rs == Robert Soubie robert.sou...@free.fr writes: rs Don't you forget that these companies also do much of their rs business in foreign countries (Europe, Asia) where software rs patenting is not allowed, dated myth. software patents do exist in europe, and the EPO has issued

Re: [zfs-discuss] ZFS ... open source moving forward?

2010-12-11 Thread Miles Nordin
et == Erik Trimble erik.trim...@oracle.com writes: et In that case, can I be the first to say PANIC! RUN FOR THE et HILLS! Erik I thought most people already understood pushing to the public hg gate had stopped at b147, hence Illumos and OpenIndiana. it's not that you're wrong, just

Re: [zfs-discuss] ashift and vdevs

2010-12-02 Thread Miles Nordin
dm == David Magda dma...@ee.ryerson.ca writes: dm The other thing is that with the growth of SSDs, if more OS dm vendors support dynamic sectors, SSD makers can have dm different values for the sector size okay, but if the size of whatever you're talking about is a multiple of 512,

Re: [zfs-discuss] ashift and vdevs

2010-12-01 Thread Miles Nordin
kd == Krunal Desai mov...@gmail.com writes: kd http://support.microsoft.com/kb/whatever dude.seriously? This is worse than a waste of time. Don't read a URL that starts this way. kd Windows 7 (even with SP1) has no support for 4K-sector kd drives. NTFS has 4KByte allocation

Re: [zfs-discuss] Seagate ST32000542AS and ZFS perf

2010-12-01 Thread Miles Nordin
t == taemun tae...@gmail.com writes: t I would note that the Seagate 2TB LP has a 0.32% Annualised t Failure Rate. bullshit. pgpsMvTxl5Ghd.pgp Description: PGP signature ___ zfs-discuss mailing list zfs-discuss@opensolaris.org

Re: [zfs-discuss] ZFS Crypto in Oracle Solaris 11 Express

2010-11-18 Thread Miles Nordin
zu == zfs user zf...@itsbeen.sent.com writes: djm == Darren J Moffat darr...@opensolaris.org writes: zu Ugh, we all know that the first rule of crytpo is that any zu proprietary, closed source, black-box crypto is crap, blah, zu blah, blah (I am not sure what the point of repeating

Re: [zfs-discuss] Ideas for ghetto file server data reliability?

2010-11-17 Thread Miles Nordin
sl == Sigbjorn Lie sigbj...@nixtra.com writes: sl Do you need registered ECC, or will non-reg ECC do registered means the same thing as buffered. It has nothing to do with registering to some kind of authority---it's a register like the accumulators inside CPU's. The register allows more

Re: [zfs-discuss] ZFS Crypto in Oracle Solaris 11 Express

2010-11-17 Thread Miles Nordin
djm == Darren J Moffat darr...@opensolaris.org writes: djm http://blogs.sun.com/darren/entry/introducing_zfs_crypto_in_oracle djm http://blogs.sun.com/darren/entry/assued_delete_with_zfs_dataset djm http://blogs.sun.com/darren/entry/compress_encrypt_checksum_deduplicate_with Is there

Re: [zfs-discuss] Faster than 1G Ether... ESX to ZFS

2010-11-16 Thread Miles Nordin
tc == Tim Cook t...@cook.ms writes: tc Channeling Ethernet will not make it any faster. Each tc individual connection will be limited to 1gbit. iSCSI with tc mpxio may work, nfs will not. well...probably you will run into this problem, but it's not necessarily totally unsolved. I

Re: [zfs-discuss] Does a zvol use the zil?

2010-10-25 Thread Miles Nordin
re == Richard Elling richard.ell...@gmail.com writes: re it seems the hypervisors try to do crazy things like make the re disks readonly, haha! re which is perhaps the worst thing you can do to a guest OS re because now it needs to be rebooted I might've set it up to ``pause''

Re: [zfs-discuss] Does a zvol use the zil?

2010-10-22 Thread Miles Nordin
re == Richard Elling richard.ell...@gmail.com writes: re The risk here is not really different that that faced by re normal disk drives which have nonvolatile buffers (eg re virtually all HDDs and some SSDs). This is why applications re can send cache flush commands when they

Re: [zfs-discuss] Bursty writes - why?

2010-10-12 Thread Miles Nordin
en == Eff Norwood sm...@jsvp.com writes: en We also tried SSDs as the ZIL which worked ok until they got en full, then performance tanked. As I have posted before, SSDs en as your ZIL - don't do it! yeah, iirc the thread went back and forth between you and I for a few days,

Re: [zfs-discuss] nfs issues

2010-10-11 Thread Miles Nordin
tb == Thomas Burgess wonsl...@gmail.com writes: tb I'm running b134 and have been for months now, without issue. tb Recently i enabled 2 services to get bonjoir notificatons tb working in osx tb /network/dns/multicast:default tb /system/avahi-bridge-dsd:default tb and

Re: [zfs-discuss] tagged ACL groups: let's just keep digging until we come out the other side

2010-10-06 Thread Miles Nordin
nw == Nicolas Williams nicolas.willi...@oracle.com writes: nw The current system fails closed wrong. $ touch t0 $ chmod 444 t0 $ chmod A0+user:$(id -nu):write_data:allow t0 $ ls -l t0 -r--r--r--+ 1 carton carton 0 Oct 6 20:22 t0 now go to an NFSv3 client: $ ls -l t0

Re: [zfs-discuss] TLER and ZFS

2010-10-06 Thread Miles Nordin
ag == Andrew Gabriel andrew.gabr...@oracle.com writes: ag Having now read a number of forums about these, there's a ag strong feeling WD screwed up by not providing a switch to ag disable pseudo 512b access so you can use the 4k native. this reporting lie is no different from SSD's

Re: [zfs-discuss] TLER and ZFS

2010-10-06 Thread Miles Nordin
dd == David Dyer-Bennet d...@dd-b.net writes: dd Richard Elling said ZFS handles the 4k real 512byte fake dd drives okay now in default setups There are two steps to handling it well. one is to align the start of partitions to 4kB, and apparently on Solaris (thanks to all the

Re: [zfs-discuss] tagged ACL groups: let's just keep digging until we come out the other side

2010-10-06 Thread Miles Nordin
nw == Nicolas Williams nicolas.willi...@oracle.com writes: nw *You* stated that your proposal wouldn't allow Windows users nw full control over file permissions. me: I have a proposal you: op! OP op, wait! DOES YOUR PROPOSAL blah blah WINDOWS blah blah COMPLETELY AND EXACTLY

Re: [zfs-discuss] ZFS crypto bug status change

2010-10-05 Thread Miles Nordin
dm == David Magda dma...@ee.ryerson.ca writes: dm Thank you Mr. Moffat et al. Hopefully the rest of us will be dm able to bang on this at some point. :) Thanks for the heads-up on the gossip. This etiquette seems weird, though: I don't thank Microsoft for releasing a new version of

Re: [zfs-discuss] tagged ACL groups: let's just keep digging until we come out the other side

2010-09-30 Thread Miles Nordin
nw == Nicolas Williams nicolas.willi...@oracle.com writes: nw Keep in mind that Windows lacks a mode_t. We need to interop nw with Windows. If a Windows user cannot completely change file nw perms because there's a mode_t completely out of their nw reach... they'll be

Re: [zfs-discuss] tagged ACL groups: let's just keep digging until we come out the other side

2010-09-30 Thread Miles Nordin
Can the user in (3) fix the permissions from Windows? no, not under my proposal. but it sounds like currently people cannot ``fix'' permissions through the quirky autotranslation anyway, certainly not to the point where neither unix nor windows users are confused: windows users are always

[zfs-discuss] tagged ACL groups: let's just keep digging until we come out the other side (was: zfs proerty aclmode gone in 147?)

2010-09-29 Thread Miles Nordin
rb == Ralph Böhme ra...@rsrc.de writes: rb The Darwin kernel evaluates permissions in a first rb match paradigm, evaluating the ACL before the mode well...I think it would be better to AND them together like AFS did. In that case it doesn't make any difference in which order you do it

Re: [zfs-discuss] drive speeds etc

2010-09-28 Thread Miles Nordin
sb == Simon Breden sbre...@gmail.com writes: sb WD itself does not recommend them for 'business critical' RAID sb use The described problems with WD aren't okay for non-critical development/backup/home use either. The statement from WD is nothing but an attempt to upsell you, to

Re: [zfs-discuss] resilver = defrag?

2010-09-16 Thread Miles Nordin
dd == David Dyer-Bennet d...@dd-b.net writes: dd Sure, if only a single thread is ever writing to the disk dd store at a time. video warehousing is a reasonable use case that will have small numbers of sequential readers and writers to large files. virtual tape library is another

Re: [zfs-discuss] performance leakage when copy huge data

2010-09-09 Thread Miles Nordin
ml == Mark Little marklit...@koallo.com writes: ml Just to clarify - do you mean TLER should be off or on? It should be set to ``do not have asvc_t 11 seconds and 1 io/s''. ...which is not one of the settings of the TLER knob. This isn't a problem with the TLER *setting*. TLER does not

Re: [zfs-discuss] NetApp/Oracle-Sun lawsuit done

2010-09-09 Thread Miles Nordin
dm == David Magda dma...@ee.ryerson.ca writes: dm http://www.theregister.co.uk/2010/09/09/oracle_netapp_zfs_dismiss/ http://www.groklaw.net/articlebasic.php?story=20050121014650517 says when the MPL was modified to become the CDDL, clauses were removed which would have required Oracle to

Re: [zfs-discuss] VM's on ZFS - 7210

2010-08-29 Thread Miles Nordin
en == Eff Norwood sm...@jsvp.com writes: en http://www.anandtech.com/show/2738/8 but a few pages later: http://www.anandtech.com/show/2738/25 so, as you say, ``with all major SSDs in the role of a ZIL you will eventually not be happy.'' is true, but you seem to have accidentally left

Re: [zfs-discuss] native ZFS on Linux

2010-08-29 Thread Miles Nordin
aa == Anurag Agarwal anu...@kqinfotech.com writes: aa Every one being part of beta program will have access to aa source code ...and the right to redistribute it if they like, which I think is also guaranteed by the license. Yes, I agree a somewhat formal beta program could be smart

Re: [zfs-discuss] native ZFS on Linux

2010-08-28 Thread Miles Nordin
aa == Anurag Agarwal anu...@kqinfotech.com writes: aa * Currently we are planning to do a closed beta aa * Source code will be made available with release. CDDL violation. aa * We will be providing paid support for our binary aa releases. great, so long as your ``binary

Re: [zfs-discuss] NFS issue with ZFS

2010-08-26 Thread Miles Nordin
pb( == Phillip Bruce (Mindsource) v-phb...@microsoft.com writes: pb( Problem solved.. Try using FQDN on the server end and that pb( work. The client did not have to use FQDN. 1. your syntax is wrong. You must use netgroup syntax to specify an IP, otherwise it will think you mean the

Re: [zfs-discuss] Opensolaris is apparently dead

2010-08-17 Thread Miles Nordin
gd == Garrett D'Amore garr...@nexenta.com writes: Joerg is correct that CDDL code can legally live right alongside the GPLv2 kernel code and run in the same program. gd My understanding is that no, this is not possible. GPLv2 and CDDL are incompatible:

Re: [zfs-discuss] Opensolaris is apparently dead

2010-08-16 Thread Miles Nordin
pj == Peter Jeremy peter.jer...@alcatel-lucent.com writes: gd == Garrett D'Amore garr...@nexenta.com writes: cb == C Bergström codest...@osunix.org writes: fc == Frank Cusack frank+lists/z...@linetwo.net writes: tc == Tim Cook t...@cook.ms writes: pj Given that both provide similar

Re: [zfs-discuss] Opensolaris is apparently dead

2010-08-16 Thread Miles Nordin
dd 2 * Copyright (C) 2007 Oracle. All rights reserved. dd 3 * dd 4 * This program is free software; you can redistribute it and/or dd 5 * modify it under the terms of the GNU General Public dd 6 * License v2 as published by the Free Software Foundation. dd

Re: [zfs-discuss] NFS performance?

2010-07-26 Thread Miles Nordin
mg == Mike Gerdts mger...@gmail.com writes: sw == Saxon, Will will.sa...@sage.com writes: sw I think there may be very good reason to use iSCSI, if you're sw limited to gigabit but need to be able to handle higher sw throughput for a single client.

Re: [zfs-discuss] 1tb SATA drives

2010-07-22 Thread Miles Nordin
bh == Brandon High bh...@freaks.com writes: bh Recent versions no longer support enabling TLER or ERC. To bh the best of my knowledge, Samsung and Hitachi drives all bh support CCTL, which is yet another name for the same thing. once again, I have to ask, has anyone actually found

Re: [zfs-discuss] File cloning

2010-07-22 Thread Miles Nordin
sw == Saxon, Will will.sa...@sage.com writes: sw 'clone' vs. a 'copy' would be very easy since we have sw deduplication now dedup doesn't replace the snapshot/clone feature for the NFS-share-full-of-vmdk use case because there's no equivalent of 'zfs rollback' I'm tempted to say,

Re: [zfs-discuss] carrying on

2010-07-18 Thread Miles Nordin
re == Richard Elling rich...@nexenta.com writes: re we would very much like to see Oracle continue to produce re developer distributions which more closely track the source re changes. I'd rather someone else than Oracle did it. Until someone else is doing the ``building'',

Re: [zfs-discuss] ZIL SSD failed

2010-07-13 Thread Miles Nordin
ds == Dmitry Sorokin dmitry.soro...@bmcorp.ca writes: ds The SSD drive has failed and zpool is unavailable anymore. AIUI, 6733267 Allow a pool to be imported with a missing slog is only fixed for the case where the pool is still imported. If you export it without removing the slog

Re: [zfs-discuss] Legality and the future of zfs...

2010-07-10 Thread Miles Nordin
ab == Alex Blewitt alex.blew...@gmail.com writes: 3. The quality of software inside the firewire cases varies wildly and is a big source of stability problems. (even on mac) ab It would be good if you could refrain from spreading FUD if ab you don't have experience with

Re: [zfs-discuss] Legality and the future of zfs...

2010-07-09 Thread Miles Nordin
ab == Alex Blewitt alex.blew...@gmail.com writes: ab All Mac Minis have FireWire - the new ones have FW800. I tried attaching just two disks to a ZFS host using firewire, and it worked very badly for me. I found: 1. The solaris firewire stack isn't as good as the Mac OS one. 2. Solaris

Re: [zfs-discuss] Dedup RAM requirements, vs. L2ARC?

2010-07-02 Thread Miles Nordin
np == Neil Perrin neil.per...@oracle.com writes: np The L2ARC just holds blocks that have been evicted from the np ARC due to memory pressure. The DDT is no different than any np other object (e.g. file). The other cacheable objects require pointers to stay in the ARC pointing to

Re: [zfs-discuss] Trouble detecting Seagate LP 2TB drives

2010-06-27 Thread Miles Nordin
bh == Brandon High bh...@freaks.com writes: Atom bh 32-bit kernels can't support drives over 1GB. iirc, atom desktop chips are 64-bit and recognized as 64-bit by kernel, but not recognized by grub. but I thought this got fixed. If you use 'e' in grub to alter the boot line to

Re: [zfs-discuss] Native ZFS for Linux

2010-06-11 Thread Miles Nordin
gd == Garrett D'Amore garr...@nexenta.com writes: gd There are numerous people in the community that have indicated gd that they believe that such linking creates a *derivative* gd work. Donald Becker has made this claim rather forcefully. yes, I think he has a point. The reality

Re: [zfs-discuss] Homegrown Hybrid Storage

2010-06-11 Thread Miles Nordin
pk == Pasi Kärkkäinen pa...@iki.fi writes: You're really confused, though I'm sure you're going to deny it. I don't think so. I think that it is time to reset and reboot yourself on the technology curve. FC semantics have been ported onto ethernet. This is not your

Re: [zfs-discuss] Homegrown Hybrid Storage

2010-06-08 Thread Miles Nordin
re == Richard Elling richard.ell...@gmail.com writes: re Please don't confuse Ethernet with IP. okay, but I'm not. seriously, if you'll look into it. Did you misread where I said FC can exert back-pressure? I was contrasting with Ethernet. Ethernet output queues are either FIFO or RED,

Re: [zfs-discuss] Homegrown Hybrid Storage

2010-06-07 Thread Miles Nordin
et == Erik Trimble erik.trim...@oracle.com writes: et With NFS-hosted VM disks, do the same thing: create a single et filesystem on the X4540 for each VM. previous posters pointed out there are unreasonable hard limits in vmware to the number of NFS mounts or iSCSI connections or

Re: [zfs-discuss] ZFS recovery tools

2010-06-04 Thread Miles Nordin
sl == Sigbjørn Lie sigbj...@nixtra.com writes: sl Excellent! I wish I would have known about these features when sl I was attempting to recover my pool using 2009.06/snv111. the OP tried the -F feature. It doesn't work after you've lost zpool.cache: op I was setting up a new

Re: [zfs-discuss] nfs share of nested zfs directories?

2010-06-03 Thread Miles Nordin
cs == Cindy Swearingen cindy.swearin...@oracle.com writes: okay wtf. Why is this thread still alive? cs The mirror mount feature It's unclear to me from this what state the feature's in: http://hub.opensolaris.org/bin/view/Project+nfs-namespace/ It sounds like mirror mounts are done

Re: [zfs-discuss] zfs recordsize change improves performance

2010-05-24 Thread Miles Nordin
ai == Asif Iqbal vad...@gmail.com writes: If you disable the ZIL for locally run Oracle and you have an unscheduled outage, then it is highly probable that you will lose data. ai yep. that is why I am not doing it until we replace the ai battery no, wait please, you

Re: [zfs-discuss] New SSD options

2010-05-24 Thread Miles Nordin
d == Don d...@blacksun.org writes: hk == Haudy Kazemi kaze0...@umn.edu writes: d You could literally split a sata cable and add in some d capacitors for just the cost of the caps themselves. no, this is no good. The energy only flows in and out of the capacitor when the voltage

Re: [zfs-discuss] Interesting experience with Nexenta - anyone seen it?

2010-05-21 Thread Miles Nordin
dd == David Dyer-Bennet d...@dd-b.net writes: dd Just how DOES one know something for a certainty, anyway? science. Do a test like Lutz did on X25M G2. see list archives 2010-01-10. pgpeiR4DYODbj.pgp Description: PGP signature ___ zfs-discuss

Re: [zfs-discuss] ZFS memory recommendations

2010-05-20 Thread Miles Nordin
et == Erik Trimble erik.trim...@oracle.com writes: et No, you're reading that blog right - dedup is on a per-pool et basis. The way I'm reading that blog is that deduped data is expaned in the ARC. pgpozjcLXZlNV.pgp Description: PGP signature

Re: [zfs-discuss] New SSD options

2010-05-20 Thread Miles Nordin
d == Don d...@blacksun.org writes: d Since it ignores Cache Flush command and it doesn't have any d persistant buffer storage, disabling the write cache is the d best you can do. This actually brings up another question I d had: What is the risk, beyond a few seconds of

Re: [zfs-discuss] Interesting experience with Nexenta - anyone seen it?

2010-05-20 Thread Miles Nordin
rsk == Roy Sigurd Karlsbakk r...@karlsbakk.net writes: dm == David Magda dma...@ee.ryerson.ca writes: tt == Travis Tabbal tra...@tabbal.net writes: rsk Disabling ZIL is, according to ZFS best practice, NOT rsk recommended. dm As mentioned, you do NOT want to run with this in

Re: [zfs-discuss] ZFS memory recommendations

2010-05-19 Thread Miles Nordin
et == Erik Trimble erik.trim...@oracle.com writes: et frequently-accessed files from multiple VMs are in fact et identical, and thus with dedup, you'd only need to store one et copy in the cache. although counterintuitive I thought this wasn't part of the initial release. Maybe I'm

Re: [zfs-discuss] Mirroring USB Drive with Laptop for Backup purposes

2010-05-13 Thread Miles Nordin
bh == Brandon High bh...@freaks.com writes: bh The devid for a USB device must change as it moves from port bh to port. I guess it was tl;dr the first time I said this, but: the old theory was that a USB device does not get a devid because it is marked ``removeable'' in some arcane

Re: [zfs-discuss] Opteron 6100? Does it work with opensolaris?

2010-05-12 Thread Miles Nordin
jcm == James C McPherson james.mcpher...@oracle.com writes: storage controllers are more difficult for driver support. jcm Be specific - put up, or shut up. marvell controller hangs machine when a drive is unplugged marvell controller does not support NCQ marvell driver is

Re: [zfs-discuss] Mirroring USB Drive with Laptop for Backup purposes

2010-05-12 Thread Miles Nordin
bh == Brandon High bh...@freaks.com writes: bh If you boot from usb and move your rpool from one port to bh another, you can't boot. If you plug your boot sata drive into bh a different port on the motherboard, you can't bh boot. Apparently if you are missing a device from your

Re: [zfs-discuss] Hard drives for ZFS NAS

2010-05-12 Thread Miles Nordin
eg == Emily Grettel emilygrettelis...@hotmail.com writes: eg What do people already use on their enterprise level NAS's? For a SOHO NAS similar to the one you are running, I mix manufacturer types within a redundancy set so that a model-wide manufacturing or firmware glitch like the ones of

Re: [zfs-discuss] Hard drives for ZFS NAS

2010-05-12 Thread Miles Nordin
bh == Brandon High bh...@freaks.com writes: bh From what I've read, the Hitachi and Samsung drives both bh support CCTL, which is in the ATA-8 spec. There's no way to bh toggle it on from OpenSolaris (yet) and it doesn't persist bh through reboot so it's not really ideal. bh

Re: [zfs-discuss] Mirroring USB Drive with Laptop for Backup purposes

2010-05-10 Thread Miles Nordin
bh == Brandon High bh...@freaks.com writes: bh The drive should be on the same USB port because the device bh path is saved in the zpool.cache. If you removed the bh zpool.cache, it wouldn't matter where the drive was plugged bh in. I thought it was supposed to go by devid.

Re: [zfs-discuss] Is it safe to disable the swap partition?

2010-05-10 Thread Miles Nordin
mg == Mike Gerdts mger...@gmail.com writes: mg If Solaris is under memory pressure, [...] mg The best thing to do with processes that can be swapped out mg forever is to not run them. Many programs allocate memory they never use. Linux allows overcommitting by default (but

Re: [zfs-discuss] ZFS, NFS, and ACLs ssues

2010-05-03 Thread Miles Nordin
mef == Mary Ellen Fitzpatrick mfitz...@bu.edu writes: mef Is there a way to set permissions so that the /etc/auto.home mef file on the clients does not list every exported dir/mount mef point? If I understand the question right, then, no. These maps are very traditional from the

Re: [zfs-discuss] SSD best practices

2010-04-19 Thread Miles Nordin
dm == David Magda dma...@ee.ryerson.ca writes: dm Given that ZFS is always consistent on-disk, why would you dm lose a pool if you lose the ZIL and/or cache file? because of lazy assertions inside 'zpool import'. you are right there is no fundamental reason for it---it's just code that

Re: [zfs-discuss] SSD best practices

2010-04-18 Thread Miles Nordin
re == Richard Elling richard.ell...@gmail.com writes: A failed unmirrored log device would be the permanent death of the pool. re It has also been shown that such pools are recoverable, albeit re with tedious, manual procedures required. for the 100th time, No, they're not,

Re: [zfs-discuss] SSD best practices

2010-04-18 Thread Miles Nordin
re == Richard Elling richard.ell...@gmail.com writes: re a well managed system will not lose zpool.cache or any other re file. I would complain this was circular reasoning if it weren't such obvious chest-puffing bullshit. It's normal even to the extent of being a best practice to have

Re: [zfs-discuss] Secure delete?

2010-04-16 Thread Miles Nordin
edm == Eric D Mudama edmud...@bounceswoosh.org writes: edm How would you stripe or manage a dataset across a mix of edm devices with different geometries? the ``geometry'' discussed is 1-dimensional: sector size. The way that you do it is to align all writes, and never write anything

Re: [zfs-discuss] Secure delete?

2010-04-16 Thread Miles Nordin
edm == Eric D Mudama edmud...@bounceswoosh.org writes: edm What you're suggesting is exactly what SSD vendors already do. no, it's not. You have to do it for them. edm They present a 512B standard host interface sector size, and edm perform their own translations and management

Re: [zfs-discuss] Which build is the most stable, mainly for NAS (zfs)?

2010-04-15 Thread Miles Nordin
jcm == James C McPherson james.mcpher...@oracle.com writes: ga == Günther Alka a...@hfg-gmuend.de writes: jcm I am amazed that you believe OpenSolaris binary distro has too jcm much desktop stuff. Most people I have come across are firmly jcm of the belief that it does not have enough.

Re: [zfs-discuss] Which build is the most stable, mainly for NAS (zfs)?

2010-04-14 Thread Miles Nordin
dd == David Dyer-Bennet d...@dd-b.net writes: dd Is it possible to switch to b132 now, for example? yeah, this is not so bad. I know of two approaches: * genunix.org assembles livecd's of each bnnn tag. You can burn one, unplug from the internet, install it. It is nice to have a

Re: [zfs-discuss] ZFS RaidZ recommendation

2010-04-08 Thread Miles Nordin
dm == David Magda dma...@ee.ryerson.ca writes: bf == Bob Friesenhahn bfrie...@simple.dallas.tx.us writes: dm OP may also want to look into the multi-platform pkgsrc for dm third-party open source software: +1. jucr.opensolaris.org seems to be based on RPM which is totally fail. RPM

Re: [zfs-discuss] sharenfs option rw,root=host1 don't take effect

2010-04-08 Thread Miles Nordin
rs == Ragnar Sundblad ra...@csc.kth.se writes: rs use IPSEC to make IP address spoofing harder. IPsec with channel binding is win, but not until SA's are offloaded to the NIC and all NIC's can do IPsec AES at line rate. Until this happens you need to accept there will be some protocols

Re: [zfs-discuss] Sun Flash Accelerator F20 numbers

2010-04-07 Thread Miles Nordin
jr == Jeroen Roodhart j.r.roodh...@uva.nl writes: jr Running OSOL nv130. Power off the machine, removed the F20 and jr power back on. Machines boots OK and comes up normally with jr the following message in 'zpool status': yeah, but try it again and this time put rpool on the F20 as

Re: [zfs-discuss] Sun Flash Accelerator F20 numbers

2010-04-02 Thread Miles Nordin
enh == Edward Ned Harvey solar...@nedharvey.com writes: enh If you have zpool less than version 19 (when ability to remove enh log device was introduced) and you have a non-mirrored log enh device that failed, you had better treat the situation as an enh emergency. Ed the log device

Re: [zfs-discuss] dedup and memory/l2arc requirements

2010-04-02 Thread Miles Nordin
re == Richard Elling richard.ell...@gmail.com writes: re # ptime zdb -S zwimming Simulated DDT histogram: re refcnt blocks LSIZE PSIZE DSIZE blocks LSIZE PSIZE DSIZE re Total2.63M277G218G225G3.22M337G263G 270G rein-core

Re: [zfs-discuss] Sun Flash Accelerator F20 numbers

2010-04-01 Thread Miles Nordin
enh == Edward Ned Harvey solar...@nedharvey.com writes: enh Dude, don't be so arrogant. Acting like you know what I'm enh talking about better than I do. Face it that you have enh something to learn here. funny! AIUI you are wrong and Casper is right. ZFS recovers to a

Re: [zfs-discuss] zpool split problem?

2010-04-01 Thread Miles Nordin
la == Lori Alt lori@oracle.com writes: la I'm only pointing out that eliminating the zpool.cache file la would not enable root pools to be split. More work is la required for that. makes sense. All the same, please do not retaliate against the bug-opener by adding a

Re: [zfs-discuss] Sun Flash Accelerator F20 numbers

2010-03-31 Thread Miles Nordin
rm == Robert Milkowski mi...@task.gda.pl writes: rm This is not true. If ZIL device would die *while pool is rm imported* then ZFS would start using z ZIL withing a pool and rm continue to operate. what you do not say, is that a pool with dead zil cannot be 'import -f'd. So, for

Re: [zfs-discuss] Sun Flash Accelerator F20 numbers

2010-03-31 Thread Miles Nordin
rm == Robert Milkowski mi...@task.gda.pl writes: rm the reason you get better performance out of the box on Linux rm as NFS server is that it actually behaves like with disabled rm ZIL careful. Solaris people have been slinging mud at linux for things unfsd did in spite of the fact

Re: [zfs-discuss] zpool cannot replace a replacing device

2010-03-29 Thread Miles Nordin
cm == Courtney Malone court...@courtneymalone.com writes: j == Jim biainmcna...@hotmail.com writes: j Thanks for the suggestion, but have tried detaching but it j refuses reporting no valid replicas. yeah this happened to someone else also, see list archives around 2008-12-03:

Re: [zfs-discuss] ZFS Dedup Performance

2010-03-24 Thread Miles Nordin
srbi == Steve Radich, BitShop, Inc ste...@bitshop.com writes: srbi http://www.bitshop.com/Blogs/tabid/95/EntryId/78/Bug-in-OpenSolaris-SMB-Server-causes-slow-disk-i-o-always.aspx I'm having trouble understanding many things in here like ``our file move'' (moving what from where to where with

Re: [zfs-discuss] is this pool recoverable?

2010-03-20 Thread Miles Nordin
sn == Sriram Narayanan sri...@belenix.org writes: sn http://docs.sun.com/app/docs/doc/817-2271/ghbxs?a=view yeah, but he has no slog, and he says 'zpool clear' makes the system panic and reboot, so even from way over here that link looks useless. Patrick, maybe try a newer livecd from

Re: [zfs-discuss] Error in zfs list output?

2010-03-19 Thread Miles Nordin
bh == Brandon High bh...@freaks.com writes: bh I think I'm seeing an error in the output from zfs list with bh regards to snapshot space utilization. no bug. You just need to think harder about it: the space used cannot be neatly put into buckets next to each snapshot that add to the

Re: [zfs-discuss] ZFS/OSOL/Firewire...

2010-03-19 Thread Miles Nordin
k == Khyron khyron4...@gmail.com writes: k FireWire is an Apple technology, so they have a vested k interest in making sure it works well [...] They could even k have a specific chipset that they exclusively use in their k systems, yes, you keep repeating yourselves, but

Re: [zfs-discuss] Thoughts on ZFS Pool Backup Strategies

2010-03-18 Thread Miles Nordin
djm == Darren J Moffat darren.mof...@oracle.com writes: djm I've logged CR# 6936195 ZFS send stream while checksumed djm isn't fault tollerant to keep track of that. Other tar/cpio-like tools are also able to: * verify the checksums without extracting (like scrub) * verify or even

Re: [zfs-discuss] Thoughts on ZFS Pool Backup Strategies

2010-03-18 Thread Miles Nordin
c == Miles Nordin car...@ivy.net writes: mg == Mike Gerdts mger...@gmail.com writes: c are compatible with the goals of an archival tool: sorry, obviously I meant ``not compatible''. mg Richard Elling made an interesting observation that suggests mg that storing a zfs send data

Re: [zfs-discuss] Thoughts on ZFS Pool Backup Strategies

2010-03-17 Thread Miles Nordin
k == Khyron khyron4...@gmail.com writes: k Star is probably perfect once it gets ZFS (e.g. NFS v4) ACL nope, because snapshots are lost and clones are expanded wrt their parents, and the original tree of snapshots/clones can never be restored. we are repeating, though. This is all in

Re: [zfs-discuss] Thoughts on ZFS Pool Backup Strategies

2010-03-17 Thread Miles Nordin
la == Lori Alt lori@sun.com writes: la This is no longer the case. The send stream format is now la versioned in such a way that future versions of Solaris will la be able to read send streams generated by earlier versions of la Solaris. Your memory of the thread is

Re: [zfs-discuss] sharenfs option rw,root=host1 don't take effect

2010-03-10 Thread Miles Nordin
ea == erik ableson eable...@me.com writes: dc == Dennis Clarke dcla...@blastwave.org writes: rw,ro...@100.198.100.0/24, it works fine, and the NFS client can do the write without error. ea I' ve found that the NFS host based settings required the ea FQDN, and that the

Re: [zfs-discuss] sharenfs option rw,root=host1 don't take effect

2010-03-10 Thread Miles Nordin
dc == Dennis Clarke dcla...@blastwave.org writes: dc zfs set dc sharenfs=nosub\,nosuid\,rw\=hostname1\:hostname2\,root\=hostname2 dc zpoolname/zfsname/pathname wth? Commas and colons are not special characters. This is silly. dc Works real well. I said it was

Re: [zfs-discuss] backup zpool to tape

2010-03-09 Thread Miles Nordin
gd == Gregory Durham gregory.dur...@gmail.com writes: gd it to mount on boot I do not understand why you have a different at-boot-mounting problem with and without lofiadm: either way it's your script doing the importing explicitly, right? so just add lofiadm to your script. I guess you

Re: [zfs-discuss] Fishworks 2010Q1 and dedup bug?

2010-03-08 Thread Miles Nordin
al == Adam Leventhal a...@eng.sun.com writes: al As always, we welcome feedback (although zfs-discuss is not al the appropriate forum), ``Please, you criticize our work in private while we compliment it in public.'' pgpyrrUQeYImd.pgp Description: PGP signature

Re: [zfs-discuss] Snapshot recycle freezes system activity

2010-03-08 Thread Miles Nordin
gm == Gary Mills mi...@cc.umanitoba.ca writes: gm destroys the oldest snapshots and creates new ones, both gm recursively. I'd be curious if you try taking the same snapshots non-recursively instead, does the pause go away? Because recursive snapshots are special: they're supposed to

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