Re: sysinstall, GJOURNAL and ZFS

2009-06-14 Thread Trond Endrestøl
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 On Sat, 13 Jun 2009 01:07+0300, Dan Naumov wrote: Begin Installation screen: The screen states that in order to do a manual installation SNIP login as root, and follow the instructions given in the file /README. There is no indication regarding

Re: sysinstall, GJOURNAL and ZFS

2009-06-13 Thread Scott Ullrich
On Sat, Jun 13, 2009 at 3:56 PM, Dan Naumovdan.nau...@gmail.com wrote: Which Wiki do you want me to contribute this to? http://wiki.freebsd.org/FreeBSD/BSDInstaller2009 or http://wiki.bsdinstaller.org/wikka.php?wakka=BSDInstaller ? Whichever it is, I am not that experienced with editing Wikis,

Re: sysinstall, GJOURNAL and ZFS

2009-06-13 Thread Dan Naumov
Which Wiki do you want me to contribute this to? http://wiki.freebsd.org/FreeBSD/BSDInstaller2009 or http://wiki.bsdinstaller.org/wikka.php?wakka=BSDInstaller ? Whichever it is, I am not that experienced with editing Wikis, so perhaps you could create the needed sections/subsections for usability

Re: sysinstall, GJOURNAL and ZFS

2009-06-12 Thread Dan Naumov
As promised, I took a go at this new BSDInstaller, I wrote down some of my thoughts. Since I don't know if this is the kind of feedback you are looking for, here is just a part of it. As you can probably guess from it, I deal with usability issues in software applications a lot, hence my point of

Re: sysinstall, GJOURNAL and ZFS

2009-06-10 Thread Dag-Erling Smørgrav
sth...@nethelp.no writes: I've had several cases that needed manual fsck. After I turned off background fsck, the problems stopped. These days background_fsck=NO is a standard part of my rc.conf. Hear, hear. DES -- Dag-Erling Smørgrav - d...@des.no

Re: sysinstall, GJOURNAL and ZFS

2009-06-10 Thread Dmitry Morozovsky
On Wed, 10 Jun 2009, Dag-Erling Sm?rgrav wrote: DS sth...@nethelp.no writes: DS I've had several cases that needed manual fsck. After I turned off DS background fsck, the problems stopped. These days background_fsck=NO DS is a standard part of my rc.conf. DS DS Hear, hear. Well, I can see at

Re: sysinstall, GJOURNAL and ZFS

2009-06-10 Thread Wojciech Puchar
to be more precise): inappropriate time of file system lock on snapshot creation. On not-too-big 300G ufs2 not-too-heavy loaded snapshot creation time is 20+ minutes, and 5+ from that file system blocked even on reads. This looks unacceptable for me for any real use. that's why i disable it.

Re: sysinstall, GJOURNAL and ZFS

2009-06-10 Thread Dan Naumov
And things like these are amongst the reasons why I want to see newer options be presented and offered to the user during installation process. Default installation options (and the ONLY options presented by sysinstall) that result in enormous snapshot creation times and long fsck times are just

Re: sysinstall, GJOURNAL and ZFS

2009-06-10 Thread Wojciech Puchar
during installation process as well gives these newer options (UFS2+GJournal and ZFS in this case) a better exposure, resulting in more testing, resulting in these new features getting their quirks ironed out faster and resulting in these new features getting the truly tested and proven by time

Re: sysinstall, GJOURNAL and ZFS

2009-06-10 Thread Dan Naumov
On Tue, Jun 9, 2009 at 12:42 PM, Dan Naumovdan.nau...@gmail.com wrote: Hello list Let me preface this by saying that I do not have coding knowledge/experience, but I am willing to donate my time to help test things if somebody is already working on this. Hopefully, this will prevent most of

Re: sysinstall, GJOURNAL and ZFS

2009-06-10 Thread Chris Dillon
Quoting Dmitry Morozovsky ma...@rinet.ru: Well, I can see at least one rather big problem with bgfsck (or with snapshots to be more precise): inappropriate time of file system lock on snapshot creation. On not-too-big 300G ufs2 not-too-heavy loaded snapshot creation time is 20+ minutes,

sysinstall, GJOURNAL and ZFS

2009-06-09 Thread Dan Naumov
Hello list Let me preface this by saying that I do not have coding knowledge/experience, but I am willing to donate my time to help test things if somebody is already working on this. Hopefully, this will prevent most of the potential feel free to submit patches responses :) Is there any work

Re: sysinstall, GJOURNAL and ZFS

2009-06-09 Thread Wojciech Puchar
Is there any work going on to make sysinstall recognize and abe able to create and work with GJOURNAL and ZFS? In the days of 1,5-2,0 terabyte harddrives, UFS2 + SoftUpdates simply doesn't cut it anymore, UFS2+SoftUpdates works fine on properly configured UFS2 - and very fast. Why you need

Re: sysinstall, GJOURNAL and ZFS

2009-06-09 Thread Dan Naumov
UFS2+SoftUpdates works fine on properly configured UFS2 - and very fast. Yes, UFS2+SoftUpdates is very fast, however, in the case of a power loss or having to pull the plug on a locked up system, it has a noticeably higher chance of leaving you with an unbootable system than if you were using

Re: sysinstall, GJOURNAL and ZFS

2009-06-09 Thread Vincent Hoffman
On 9/6/09 15:57, Dan Naumov wrote: UFS2+SoftUpdates works fine on properly configured UFS2 - and very fast. Yes, UFS2+SoftUpdates is very fast, however, in the case of a power loss or having to pull the plug on a locked up system, it has a noticeably higher chance of leaving you with an

Re: sysinstall, GJOURNAL and ZFS

2009-06-09 Thread Nick Barkas
or gjournal does nothing for those who have existing systems with UFS2+softupdates, and those who cannot use ZFS or gjournal in the near future for whatever reason. That being said, I do agree that being able to support ZFS and gjournal in sysinstall or an alternative installer would be great

Re: sysinstall, GJOURNAL and ZFS

2009-06-09 Thread Scott Ullrich
On Tue, Jun 9, 2009 at 11:50 AM, Vincent Hoffmanvi...@unsane.co.uk wrote: [snip] That said, there have been a few projects to update/replace/whatever sysinstall, look at the desktopBSD installer (bsdinstaller) and finstall. I'm not sure what the status of either of these 2 are though. I was

Re: sysinstall, GJOURNAL and ZFS

2009-06-09 Thread Scott Ullrich
On Tue, Jun 9, 2009 at 1:17 PM, Dan Naumovdan.nau...@gmail.com wrote: Great! I am downloading http://snapshots.pfsense.org/FreeBSD_8_0/FreeBSD-20090608-1522-8.0-CURRENT.iso.gz as we speak and will give it a whirl within the next few days. Any plans to do similar snapshot builds of -STABLE? I

Re: sysinstall, GJOURNAL and ZFS

2009-06-09 Thread Wojciech Puchar
Interestingly in my experience its been the opposite, I've lost a few ext3 filesystems though bad power, same for NTFS (NT4, less so with 200x) but as yet never for ufs2 (fsck has always fixed it.) In worse cases it required manual attention :) UFS is used and improved over 20 years, it's

Re: sysinstall, GJOURNAL and ZFS

2009-06-09 Thread Wojciech Puchar
noticeably higher chance of leaving you with an unbootable system than if you were using Linux with ext3/ext4 or Windows with NTFS. Can you back this up? I cannot recall having ever rendered a FreeBSD system unbootable due to UFS/UFS2 problems after a power failure or I can confirm the

Re: sysinstall, GJOURNAL and ZFS

2009-06-09 Thread Scott Ullrich
On Tue, Jun 9, 2009 at 1:46 PM, Dan Naumovdan.nau...@gmail.com wrote: What arch are these snapshots, are they amd64 or i386? Speaking of -STABLE snapshots, since they are a more slowly moving target than -CURRENT, 1 snapshot every week or so would definately be enough :) These are i386

Re: sysinstall, GJOURNAL and ZFS

2009-06-09 Thread Dan Naumov
Great! I am downloading http://snapshots.pfsense.org/FreeBSD_8_0/FreeBSD-20090608-1522-8.0-CURRENT.iso.gz as we speak and will give it a whirl within the next few days. Any plans to do similar snapshot builds of -STABLE? - Dan Naumov On Tue, Jun 9, 2009 at 7:58 PM, Scott

Re: sysinstall, GJOURNAL and ZFS

2009-06-09 Thread Manolis Kiagias
Dan Naumov wrote: Hello list Let me preface this by saying that I do not have coding knowledge/experience, but I am willing to donate my time to help test things if somebody is already working on this. Hopefully, this will prevent most of the potential feel free to submit patches responses

Re: sysinstall, GJOURNAL and ZFS

2009-06-09 Thread Dan Naumov
What arch are these snapshots, are they amd64 or i386? Speaking of -STABLE snapshots, since they are a more slowly moving target than -CURRENT, 1 snapshot every week or so would definately be enough :) - Dan Naumov On Tue, Jun 9, 2009 at 8:31 PM, Scott Ullrichsullr...@gmail.com wrote: On Tue,

Re: sysinstall, GJOURNAL and ZFS

2009-06-09 Thread sthaug
Can you back this up? I cannot recall having ever rendered a FreeBSD system unbootable due to UFS/UFS2 problems after a power failure or crash. I once had a problem with snapshots that made background fsck fail and crash the system, but it was fixable by booting single user and running fsck

Re: sysinstall, GJOURNAL and ZFS

2009-06-09 Thread Wojciech Puchar
problem has since been fixed. I've had several cases that needed manual fsck. After I turned off background fsck, the problems stopped. These days background_fsck=NO is a standard part of my rc.conf. and mine. actually snapshots doesn't work on large partitions - could simply crash. that's

RE: sysinstall, GJOURNAL and ZFS

2009-06-09 Thread krad
...@freebsd.org; freebsd-hackers@freebsd.org Subject: Re: sysinstall, GJOURNAL and ZFS filesystems/volumes of today, which can easily span 10tb+ in a production environment, having to deal with fsck times is a complete no-go. just use large block sizes are really small amount of inodes. it's unlikely