Re: FFSv1 (UFS1) vs FFSv2 (UFS2)

2019-07-04 Thread Robert Elz
Date:Thu, 4 Jul 2019 22:25:11 +0200 From:Rhialto Message-ID: <20190704202511.gd11...@falu.nl> | What is "fslevel 5"? fslevel(8) only explains up to level 4. In fact it | even claims "Note that FFSv2 file systems are always level 4." The level is a constructed

Re: FFSv1 (UFS1) vs FFSv2 (UFS2)

2019-07-04 Thread Robert Elz
Date:Wed, 3 Jul 2019 21:26:35 - (UTC) From:mlel...@serpens.de (Michael van Elst) Message-ID: | FFSv1 also has a 32bit (or rather 31bit) limit. Since it counts fragments, | not physical disk blocks, the effective limit for the filesystem size | varies

Re: FFSv1 (UFS1) vs FFSv2 (UFS2)

2019-07-04 Thread Robert Elz
Date:Wed, 3 Jul 2019 19:43:20 +0200 From:tlaro...@polynum.com Message-ID: <20190703174320.ga7...@polynum.com> | But if somebody had numbers about tests comparing FFSv1 and FFSv2 and | the efficiency (for formatting, FFSv1 pre-allocates (ie: zeroes) all of the

Re: FFSv1 (UFS1) vs FFSv2 (UFS2)

2019-07-04 Thread Michael van Elst
mueller6...@twc.com ("Thomas Mueller") writes: >I looked using ls -la / and ls -la //root and found >no .attribute subdirectory. I ran dumpfs to verify whether the file system >was UFS1 or UFS2. Have a look at the exattrctl command. It's used to create the attribute storage. -- --

Re: FFSv1 (UFS1) vs FFSv2 (UFS2)

2019-07-04 Thread Thomas Mueller
from Greg Troxel: > Saying that "UFS2" does or does not have support does not make senes, > without saying "UFS2 in FooBSD". As I understand it, in NetBSD, UFS1 > has support and UFS2 doesn't. FreeBSD may well be different. Since > we have a long tradition of moving code back and forth,

Re: FFSv1 (UFS1) vs FFSv2 (UFS2)

2019-07-04 Thread Rhialto
On Wed 03 Jul 2019 at 12:21:39 -0400, Greg Troxel wrote: > newfs(8) and fsck_ffs(8) explain this, although I can see that it's > slightly hard to follow. Basically, retrocomputing aside, there is > > - UFS1 level 4, which has a "FFSv2-format superblock" > - UFS2 What is "fslevel 5"?

Re: none

2019-07-04 Thread Greg Troxel
"Thomas Mueller" writes: > I remember reading on Haiku web site (haiku-os.org), with reference to > cross-compiling, that UFS2 supports extended attributes. I also > checked Wikipedia (Unix File System), and UFS2 supports extended > attributes. Saying that "UFS2" does or does not have support

[no subject]

2019-07-04 Thread Thomas Mueller
from Michael van Elst: > tlaro...@polynum.com writes: > >I guess that my uncertainty about FFSv1 vs FFSv2 comes partly from this > >confusion between fdisk(8) vs gpt(8) and the 32bits limit and the > >mention of > 1To in newfs(8) man page. > FFSv1 also has a 32bit (or rather 31bit) limit. Since

Re: FFSv1 (UFS1) vs FFSv2 (UFS2)

2019-07-04 Thread tlaronde
Hello, On Wed, Jul 03, 2019 at 09:26:35PM -, Michael van Elst wrote: > tlaro...@polynum.com writes: > > >I guess that my uncertainty about FFSv1 vs FFSv2 comes partly from this > >confusion between fdisk(8) vs gpt(8) and the 32bits limit and the > >mention of > 1To in newfs(8) man page. >