Re: [CentOS] compare zfs xfs and jfs o

2012-08-05 Thread Joerg Schilling
Nux! wrote: > On 04.08.2012 20:32, joerg.schill...@fokus.fraunhofer.de wrote: > > Karanbir Singh wrote: > > > >> On 08/04/2012 05:06 PM, Joerg Schilling wrote: > >> > Using BTRFS now is like using ZFS in 2005. > >> > ZFS is adult now, BTRFS is not > > ZFS is the best I know for filesystems >= 2

Re: [CentOS] compare zfs xfs and jfs o

2012-08-05 Thread Joerg Schilling
John R Pierce wrote: > > Theres one big issue with NFS that requires a workaround... XFS requires > 64 bit inodes on a large file system ('inode64'), and by default, NFS > wants to use the inode as the unique ID for the export, this doesn't > work as that unique ID has to be 32 bits, so you ha

Re: [CentOS] compare zfs xfs and jfs o

2012-08-05 Thread Joerg Schilling
Fernando Cassia wrote: > On Sat, Aug 4, 2012 at 4:32 PM, Joerg Schilling > wrote: > > What is the age of BTRFS? > > BTRFS presentation, mid-2007 > https://oss.oracle.com/projects/btrfs/dist/documentation/btrfs-ukuug.pdf > > That makes it 6 years in development. Next... So BTRFS is 6 years young

Re: [CentOS] compare zfs xfs and jfs o

2012-08-05 Thread Joerg Schilling
Fernando Cassia wrote: > > "Possibly some. Samba has been asking for streams support for a while, > and if reiser4 leads the way in an implementation that does not break > unix file semantics, jfs (and possibly other file systems) may follow." Microsoft tried to advertize their "stream" concept

Re: [CentOS] compare zfs xfs and jfs o

2012-08-05 Thread Joerg Schilling
John R Pierce wrote: > integrated so growing a file system is a one step process that takes > care of both the LVM and JFS online in a single command. > > # chfs -size=+10G /home > > hard to be much simpler than that! > > ZFS is simpler than that ;-) If you enabled the zpool autoexpand fea

Re: [CentOS] compare zfs xfs and jfs o

2012-08-05 Thread Johnny Hughes
On 08/04/2012 10:05 PM, Keith Keller wrote: > On 2012-08-04, Johnny Hughes wrote: >> As Nux! initially said, ext4 is the OS that RHEL and Fedora support as >> their main file system. I would (and do) use that. The 6.3 kernel does >> support xfs and CentOS has the jfs tools in our extras director

Re: [CentOS] compare zfs xfs and jfs o

2012-08-05 Thread Fernando Cassia
On Sun, Aug 5, 2012 at 12:32 AM, John R Pierce wrote: > JFS is the primary file system for AIX on their big Power servers, and > on those, it performs very very well. the utilities are are fully > integrated so growing a file system is a one step process that takes > care of both the LVM and JFS

Re: [CentOS] compare zfs xfs and jfs o

2012-08-05 Thread John R Pierce
On 08/05/12 3:40 AM, Joerg Schilling wrote: > ZFS is simpler than that ;-) well aware, I run ZFS on Solaris. > BTW: where do you expect the additional 10G to come from in your example? from the LVM pool containing /home ... Linux LVM also came from IBM, and was based on the LVM of AIX --

Re: [CentOS] compare zfs xfs and jfs o

2012-08-05 Thread Eero Volotinen
2012/8/5 Johnny Hughes : > On 08/04/2012 10:05 PM, Keith Keller wrote: >> On 2012-08-04, Johnny Hughes wrote: >>> As Nux! initially said, ext4 is the OS that RHEL and Fedora support as >>> their main file system. I would (and do) use that. The 6.3 kernel does >>> support xfs and CentOS has the j

Re: [CentOS] compare zfs xfs and jfs o

2012-08-05 Thread John R Pierce
On 08/05/12 3:06 AM, Joerg Schilling wrote: > Your claim is aproximately correct for NFSv2 (1988) but wrong for other NFS > versions. The server was using NFS V3/V4 in CentOS 6.2 earlier this year, and various clients, including Solaris 10. The problems were reported from our overseas manufact

Re: [CentOS] compare zfs xfs and jfs o

2012-08-05 Thread Karanbir Singh
On 08/05/2012 07:14 PM, John R Pierce wrote: > from the LVM pool containing /home ... Linux LVM also came from IBM, and > was based on the LVM of AIX AIX had a LogicalVolume Manager, sure - but I dont think thats where the linux LVM came from - the Sistina guys had a fairly independent impleme

Re: [CentOS] compare zfs xfs and jfs o

2012-08-05 Thread Karanbir Singh
On 08/05/2012 06:46 PM, Fernando Cassia wrote: > Yes, however my data loss experience was with IBM´s OS/2 port of JFS. > Probably related to one of these > http://www.os2voice.org/warpcast/1999-08/37CC5F9D.htm I think its safe to assume that OS/2 experience from 1998 is pretty much irrelevant to t

Re: [CentOS] compare zfs xfs and jfs o

2012-08-05 Thread Fernando Cassia
On Sun, Aug 5, 2012 at 3:33 PM, Karanbir Singh wrote: > AIX had a LogicalVolume Manager, sure - but I dont think thats where the > linux LVM came from - the Sistina guys had a fairly independent > implementation. And the Linux LVM looks a lot more like the HP variant > than the IBM one. And all L

Re: [CentOS] compare zfs xfs and jfs o

2012-08-05 Thread Fernando Cassia
On Sun, Aug 5, 2012 at 3:38 PM, Karanbir Singh wrote: > > I think its safe to assume that OS/2 experience from 1998 is pretty much > irrelevant to the conversation here, and JFS on linux My data loss was in 2002. :-p You are putting words in my mouth. Re-read what I posted before you jump to con

Re: [CentOS] compare zfs xfs and jfs o

2012-08-05 Thread John R Pierce
On 08/05/12 11:33 AM, Karanbir Singh wrote: > And the Linux LVM looks a lot more like the HP variant > than the IBM one. ah, you're right, googing and wikipedia says, the linux implementation was based on HPUX, I was mistaken thinking IBM had provided their LVM code. -- john r pierce

Re: [CentOS] compare zfs xfs and jfs o

2012-08-05 Thread Karanbir Singh
On 08/04/2012 08:32 PM, Joerg Schilling wrote: > I would not call it a rant but a food for thought. agreed! > ZFS was distributed to the public after it turned 4. > ZFS is now in public use since more than 7 years. but ZFS has not had a stable release in Linux as yet, making it still be negative

Re: [CentOS] compare zfs xfs and jfs o

2012-08-05 Thread Karanbir Singh
On 08/05/2012 07:40 PM, Fernando Cassia wrote: >> AIX had a LogicalVolume Manager, sure - but I dont think thats where the >> linux LVM came from - the Sistina guys had a fairly independent >> implementation. And the Linux LVM looks a lot more like the HP variant >> than the IBM one. > > And all L

Re: [CentOS] compare zfs xfs and jfs o

2012-08-05 Thread Karanbir Singh
On 08/05/2012 04:05 AM, Keith Keller wrote: > I've looked into ZFS on linux, but it still seems not quite ready for > real production use. I'd love to test it on a less crucial server when > I get the chance. Their FAQ claims RHEL 6.0 support: Excellent! Do share your test / play experience. -

Re: [CentOS] compare zfs xfs and jfs o

2012-08-05 Thread Fernando Cassia
On Sun, Aug 5, 2012 at 3:53 PM, Karanbir Singh wrote: > you seem confused about what a filesystem and volume management is. http://www.funtoo.org/wiki/BTRFS_Fun Btrfs, often compared to ZFS, is offering some interesting features like: (snip) Built-in storage pool capabilities (no need f

Re: [CentOS] compare zfs xfs and jfs o

2012-08-05 Thread Joerg Schilling
John R Pierce wrote: > On 08/05/12 3:06 AM, Joerg Schilling wrote: > > Your claim is aproximately correct for NFSv2 (1988) but wrong for other NFS > > versions. > > The server was using NFS V3/V4 in CentOS 6.2 earlier this year, and > various clients, including Solaris 10. The problems were re

Re: [CentOS] compare zfs xfs and jfs o

2012-08-05 Thread John R Pierce
On 08/05/12 3:18 PM, Joerg Schilling wrote: > John R Pierce wrote: > >> On 08/05/12 3:06 AM, Joerg Schilling wrote: >>> Your claim is aproximately correct for NFSv2 (1988) but wrong for other NFS >>> versions. >> The server was using NFS V3/V4 in CentOS 6.2 earlier this year, and >> various client

Re: [CentOS] compare zfs xfs and jfs o

2012-08-05 Thread SilverTip257
XFS: Recent and Future Adventures in Filesystem Scalability - Dave Chinner Uploaded by linuxconfau2012 on Jan 19, 2012 http://www.youtube.com/watch?NR=1&feature=endscreen&v=FegjLbCnoBw ---~~.~~--- Mike // SilverTip257 // On Sun, Aug 5, 2012 at 2:40 PM, Fernando Cassia wrote: > On Sun, Aug 5,

Re: [CentOS] compare zfs xfs and jfs o

2012-08-05 Thread Fernando Cassia
On Sun, Aug 5, 2012 at 9:25 PM, SilverTip257 wrote: > Recent and Future Adventures in Filesystem Scalability - Dave Chinner Thanks for that vid! FC ___ CentOS mailing list CentOS@centos.org http://lists.centos.org/mailman/listinfo/centos

[CentOS] SSH prompt: Need advise from Japan

2012-08-05 Thread Fajar Priyanto
Hi all, I hope there is someone in Japan. If we install Centos in Japanese, and then I ssh to it from an English client. Will the SSH prompt be in Japanese? How to make the SSH prompt in Japanese? Thank you. -- Fajar. ___ CentOS mailing list CentOS@cen

Re: [CentOS] SSH prompt: Need advise from Japan

2012-08-05 Thread Scott Robbins
On Mon, Aug 06, 2012 at 11:10:40AM +0800, Fajar Priyanto wrote: > Hi all, > I hope there is someone in Japan. > If we install Centos in Japanese, and then I ssh to it from an English > client. Will the SSH prompt be in Japanese? My guess--it's a bit late to test it tonight---is that as long as you

[CentOS] SSL Library Error: -8181 Certificate has expired

2012-08-05 Thread Rob Kampen
Hi List Just had one of my servers fail serving web pages and apache produced a log file of nearly 1,000,000 lines and 130Mb in about 18 hours with the following: "SSL Library Error: -8181 Certificate has expired Unable to verify certificate 'Server-Cert'. Add "NSSEnforceValidCerts off" to nss