Re: ZFS...

On Tue, Apr 30, 2019 at 8:19 PM Michelle Sullivan wrote: > > > Michelle Sullivan > http://www.mhix.org/ > Sent from my iPad > > > On 01 May 2019, at 12:37, Karl Denninger wrote: > > > > On 4/30/2019 20:59, Michelle Sullivan wrote > >>> On 01 May 2019, at 11:33, Karl Denninger wrote: > >>> >

Re: CFT: FreeBSD Package Base

In message <292eadc6-3662-ec43-1175-53fc25248...@quip.cz>, Miroslav Lachman wri tes: > David Chisnall wrote on 2019/04/30 10:22: > > On 29/04/2019 21:12, Joe Maloney wrote: > >> With CFT version you chose to build, and package individual components > >> such as sendmail with a port option. 

Re: ZFS...

Michelle Sullivan http://www.mhix.org/ Sent from my iPad > On 01 May 2019, at 12:37, Karl Denninger wrote: > > On 4/30/2019 20:59, Michelle Sullivan wrote >>> On 01 May 2019, at 11:33, Karl Denninger wrote: >>> On 4/30/2019 19:14, Michelle Sullivan wrote: Michelle Sullivan

Re: ZFS...

On 4/30/2019 20:59, Michelle Sullivan wrote >> On 01 May 2019, at 11:33, Karl Denninger wrote: >> >>> On 4/30/2019 19:14, Michelle Sullivan wrote: >>> >>> Michelle Sullivan >>> http://www.mhix.org/ >>> Sent from my iPad >>> >> Nope. I'd much rather *know* the data is corrupt and be forced to >>

Re: ZFS...

Xin LI wrote: On Tue, Apr 30, 2019 at 5:08 PM Michelle Sullivan > wrote: but in my recent experience 2 issues colliding at the same time results in disaster Do we know exactly what kind of corruption happen to your pool? If you see it twice in a row, it

Re: ZFS...

Michelle Sullivan http://www.mhix.org/ Sent from my iPad > On 01 May 2019, at 11:33, Karl Denninger wrote: > > >> On 4/30/2019 19:14, Michelle Sullivan wrote: >> >> Michelle Sullivan >> http://www.mhix.org/ >> Sent from my iPad >> >>> On 01 May 2019, at 01:15, Karl Denninger wrote: >>>

Re: ZFS...

On 4/30/2019 19:14, Michelle Sullivan wrote: > > Michelle Sullivan > http://www.mhix.org/ > Sent from my iPad > >> On 01 May 2019, at 01:15, Karl Denninger wrote: >> >> >> IMHO non-ECC memory systems are ok for personal desktop and laptop >> machines where loss of stored data requiring a restore

Re: ZFS...

Michelle Sullivan http://www.mhix.org/ Sent from my iPad > On 01 May 2019, at 01:15, Karl Denninger wrote: > > > IMHO non-ECC memory systems are ok for personal desktop and laptop > machines where loss of stored data requiring a restore is acceptable > (assuming you have a reasonable backup

Re: ZFS...

Walter Cramer wrote: Brief "Old Man" summary/perspective here... Computers and hard drives are complex, sensitive physical things. They, or the data on them, can be lost to fire, flood, lightning strikes, theft, transportation screw-ups, and more. Mass data corruption by faulty hardware or

Re: CFT: FreeBSD Package Base

David Chisnall wrote on 2019/04/30 10:22: On 29/04/2019 21:12, Joe Maloney wrote: With CFT version you chose to build, and package individual components such as sendmail with a port option.  That does entirely solve the problem of being able to reinstall sendmail after the fact without a

Re: Issues starting unbound on boot

On 2019-Apr-30 19:44:36 +, Markus Wipp wrote: >I currently face an issue, where I don’t know further on why this happens and >what I could do about it. >I hope that this is the correct list to ask my question. If not please let me >know where else I might try my luck. >I installed unbound

Re: Issues starting unbound on boot

On 30. Apr 2019, at 22:10, Paul Mather mailto:p...@gromit.dlib.vt.edu>> wrote: On Apr 30, 2019, at 3:44 PM, Markus Wipp mailto:m.w...@bluebird-ag.com>> wrote: Hi all, I currently face an issue, where I don’t know further on why this happens and what I could do about it. I hope that this is

Re: Issues starting unbound on boot

On Apr 30, 2019, at 3:44 PM, Markus Wipp wrote: Hi all, I currently face an issue, where I don’t know further on why this happens and what I could do about it. I hope that this is the correct list to ask my question. If not please let me know where else I might try my luck. I installed

Issues starting unbound on boot

Hi all, I currently face an issue, where I don’t know further on why this happens and what I could do about it. I hope that this is the correct list to ask my question. If not please let me know where else I might try my luck. I installed unbound from ports, configured it and can start / stop

Re: ZFS...

Brief "Old Man" summary/perspective here... Computers and hard drives are complex, sensitive physical things. They, or the data on them, can be lost to fire, flood, lightning strikes, theft, transportation screw-ups, and more. Mass data corruption by faulty hardware or software is mostly

Re: ZFS...

> On 30 Apr 2019, at 15:30, Michelle Sullivan wrote: > >> I'm sorry, but that may well be what nailed you. >> >> ECC is not just about the random cosmic ray. It also saves your bacon >> when there are power glitches. > > No. Sorry no. If the data is only half to disk, ECC isn't going to

Re: ZFS...

On 4/30/2019 09:12, Alan Somers wrote: > On Tue, Apr 30, 2019 at 8:05 AM Michelle Sullivan wrote: > . >> I know this... unless I misread Karl’s message he implied the ECC would have >> saved the corruption in the crash... which is patently false... I think >> you’ll agree.. > I don't think

Re: zpool dumps core

Eric Masson writes: Hi, > zpool dumps core on my box. This box is tracking 11-STABLE and I'm using the NO_CLEAN flag to speed up buildworld/buildkernel. Full source rebuild & install erasing /usr/obj solved the issue. Sorry for the noise. Éric Masson

Re: ZFS...

On 4/30/2019 08:38, Michelle Sullivan wrote: > Karl Denninger wrote: >> On 4/30/2019 03:09, Michelle Sullivan wrote: >>> Consider.. >>> >>> If one triggers such a fault on a production server, how can one >>> justify transferring from backup multiple terabytes (or even >>> petabytes now) of data

Re: ZFS...

On Apr 30, 2019, at 5:05 AM, Michelle Sullivan wrote: Michelle Sullivan http://www.mhix.org/ Sent from my iPad On 30 Apr 2019, at 18:44, rai...@ultra-secure.de wrote: Am 2019-04-30 10:09, schrieb Michelle Sullivan: Now, yes most production environments have multiple backing stores so

Re: ZFS...

On Tue, Apr 30, 2019 at 8:13 AM Michelle Sullivan wrote: > > > > Michelle Sullivan > http://www.mhix.org/ > Sent from my iPad > > > On 01 May 2019, at 00:01, Alan Somers wrote: > > > >>> > >>> Unfortunately however there is also cache memory on most modern hard > >>> drives, most of the time

Re: ZFS...

This issue is definitely related to sudden unexpected loss of power during resilver.. not ECC/non-ECC issues. Michelle Sullivan http://www.mhix.org/ Sent from my iPad > On 01 May 2019, at 00:12, Alan Somers wrote: > >> On Tue, Apr 30, 2019 at 8:05 AM Michelle Sullivan wrote: >> >> >> >>

Re: ZFS...

Michelle Sullivan http://www.mhix.org/ Sent from my iPad > On 01 May 2019, at 00:01, Alan Somers wrote: > >>> >>> Unfortunately however there is also cache memory on most modern hard >>> drives, most of the time (unless you explicitly shut it off) it's on for >>> write caching, and it'll

Re: ZFS...

On Tue, Apr 30, 2019 at 8:05 AM Michelle Sullivan wrote: > > > > Michelle Sullivan > http://www.mhix.org/ > Sent from my iPad > > > On 01 May 2019, at 00:01, Alan Somers wrote: > > > >> On Tue, Apr 30, 2019 at 7:30 AM Michelle Sullivan > >> wrote: > >> > >> Karl Denninger wrote: > >>> On

Re: ZFS...

Michelle Sullivan http://www.mhix.org/ Sent from my iPad > On 01 May 2019, at 00:01, Alan Somers wrote: > >> On Tue, Apr 30, 2019 at 7:30 AM Michelle Sullivan wrote: >> >> Karl Denninger wrote: >>> On 4/30/2019 05:14, Michelle Sullivan wrote: >> On 30 Apr 2019, at 19:50, Xin LI wrote:

Re: ZFS...

On Tue, Apr 30, 2019 at 7:30 AM Michelle Sullivan wrote: > > Karl Denninger wrote: > > On 4/30/2019 05:14, Michelle Sullivan wrote: > >>> On 30 Apr 2019, at 19:50, Xin LI wrote: > On Tue, Apr 30, 2019 at 5:08 PM Michelle Sullivan > wrote: > but in my recent experience 2 issues

Re: ZFS...

> On 30 Apr 2019, at 16:11, Karl Denninger wrote: > > > My experience is that ZFS is materially more-resilient but there is no > such thing as "can never be corrupted by any set of events." Backup > strategies for moderately large (e.g. many Terabytes) to very large > (e.g. Petabytes and

Re: ZFS...

Karl Denninger wrote: On 4/30/2019 03:09, Michelle Sullivan wrote: Consider.. If one triggers such a fault on a production server, how can one justify transferring from backup multiple terabytes (or even petabytes now) of data to repair an unmountable/faulted array because all backup

Re: ZFS...

On 4/30/2019 03:09, Michelle Sullivan wrote: > Consider.. > > If one triggers such a fault on a production server, how can one justify > transferring from backup multiple terabytes (or even petabytes now) of data > to repair an unmountable/faulted array because all backup solutions I > know

Re: ZFS...

Karl Denninger wrote: On 4/30/2019 05:14, Michelle Sullivan wrote: On 30 Apr 2019, at 19:50, Xin LI wrote: On Tue, Apr 30, 2019 at 5:08 PM Michelle Sullivan wrote: but in my recent experience 2 issues colliding at the same time results in disaster Do we know exactly what kind of corruption

Re: ZFS...

On 4/30/2019 05:14, Michelle Sullivan wrote: >> On 30 Apr 2019, at 19:50, Xin LI wrote: >>> On Tue, Apr 30, 2019 at 5:08 PM Michelle Sullivan >>> wrote: >>> but in my recent experience 2 issues colliding at the same time results in >>> disaster >> Do we know exactly what kind of corruption

Creating jails from pkgbase packages

My first attempt seems to be empty when its arrived at the maillinglist, so i try it again in pure text format (i hope). Sorry, if there are unwanted duplicates. Since a few days i was experimenting with jails build from pkgbase (i got the idea from Michael W. Lucas Freebsd Jails book). Now

Re: CFT: FreeBSD Package Base

On 29/04/2019 21:12, Joe Maloney wrote: With CFT version you chose to build, and package individual components such as sendmail with a port option. That does entirely solve the problem of being able to reinstall sendmail after the fact without a rebuild of the userland (base) port but

Re: ZFS...

Michelle Sullivan http://www.mhix.org/ Sent from my iPad > On 30 Apr 2019, at 19:50, Xin LI wrote: > > >> On Tue, Apr 30, 2019 at 5:08 PM Michelle Sullivan wrote: >> but in my recent experience 2 issues colliding at the same time results in >> disaster > > Do we know exactly what kind of

zpool dumps core

Hi, zpool dumps core on my box. FreeBSD srvbsdfenssv.xxx 11.2-STABLE FreeBSD 11.2-STABLE #2 r346942M: Tue Apr 30 09:54:06 CEST 2019 e...@srvbsdfenssv.xxx:/usr/obj/usr/src/sys/SE7525GP2 amd64 gdb bt attached. Any idea, please ? Regards Éric Masson root@srvbsdfenssv:~ # gdb zpool GNU gdb

Re: ZFS...

On Tue, Apr 30, 2019 at 5:08 PM Michelle Sullivan wrote: > but in my recent experience 2 issues colliding at the same time results in > disaster > Do we know exactly what kind of corruption happen to your pool? If you see it twice in a row, it might suggest a software bug that should be

Re: ZFS...

Am 2019-04-30 11:05, schrieb Michelle Sullivan: I wonder what would happen if you scaled that up by just 10 (storage) and had the master blow up where it needs to be restored from backup.. how long would one be praying to higher powers that there is no problem with the backup...? Well, the

Re: ZFS...

Michelle Sullivan http://www.mhix.org/ Sent from my iPad > On 30 Apr 2019, at 18:44, rai...@ultra-secure.de wrote: > > Am 2019-04-30 10:09, schrieb Michelle Sullivan: > >> Now, yes most production environments have multiple backing stores so >> will have a server or ten to switch to whilst

Re: ZFS...

Am 2019-04-30 10:09, schrieb Michelle Sullivan: Now, yes most production environments have multiple backing stores so will have a server or ten to switch to whilst the store is being recovered, but it still wouldn’t be a pleasant experience... not to mention the possibility that if one store is

Re: ZFS...

Hi! > If one triggers such a fault on a production server, how can one > justify transferring from backup multiple terabytes (or even petabytes > now) of data to repair an unmountable/faulted array because all > backup solutions I know currently would take days if not weeks to > restore the

Re: ZFS...

Michelle Sullivan http://www.mhix.org/ Sent from my iPad > On 30 Apr 2019, at 17:10, Andrea Venturoli wrote: > >> On 4/30/19 2:41 AM, Michelle Sullivan wrote: >> >> The system was originally built on 9.0, and got upgraded through out the >> years... zfsd was not available back then. So get

Re: ZFS...

On 4/30/19 2:41 AM, Michelle Sullivan wrote: The system was originally built on 9.0, and got upgraded through out the years... zfsd was not available back then. So get your point, but maybe you didn’t realize this blog was a history of 8+ years? That's one of the first things I thought

Buildworld error: use of undeclared identifier '__fnclex'

I'm upgrading from source from 11.1-STABLE r321596 to 11-STABLE #346941. Nothing in make.conf or src.conf. I believe I am following the procedure at https://www.freebsd.org/doc/en_US.ISO8859-1/books/handbook/makeworld.html but I keep hitting an error: --snip c++ -O2 -pipe