Re: [Gluster-users] Protocol stacking: gluster over NFS

2012-09-13 Thread Venky Shankar
Hi Harry, There is a compression translator in Gerrit which you might be interested in: http://review.gluster.org/#change,3251 It compresses data (using zlib library) before it is sent out to the network from the server and on the other side (client; FUSE mount) it decompresses it. Also, not

[Gluster-users] Protocol stacking: gluster over NFS

2012-09-13 Thread harry mangalam
Hi All, We have been experimenting with 'protocol stacking' - that is, running gluster over NFS. What I mean: - mounting a gluster fs via the native client, - then NFS-exporting the gluster fs to the client itself - then mounting that gluster fs via NFS3 to take advantage of the client-side cac

Re: [Gluster-users] Has anyone used encrypted filesystems with Gluster?

2012-09-13 Thread James
On Thu, 2012-09-13 at 14:42 -0700, Joshua Baker-LePain wrote: > On Thu, 13 Sep 2012 at 2:30pm, Whit Blauvelt wrote > > > This may be crazy, but has anyone used filesystem encryption (e.g. LUX) > > under Gluster? Or integrated encryption with Gluster in some other way? > > > > There's a certain dem

Re: [Gluster-users] Has anyone used encrypted filesystems with Gluster?

2012-09-13 Thread Whit Blauvelt
On Thu, Sep 13, 2012 at 05:02:48PM -0700, Adam Brenner wrote: > > Yeah. But then, if it could do an unattended boot, then someone who steals > > the system isn't hindered by the encryption either. > > In this hypothetical situation, is securing your machine room a > consideration? I suspect someon

Re: [Gluster-users] Has anyone used encrypted filesystems with Gluster?

2012-09-13 Thread Adam Brenner
Its also worth noting: http://hekafs.org/ as John Mark pointed out months ago here: http://community.gluster.org/q/does-glusterfs-supports-encryption-and-compression/ -- Adam Brenner Computer Science, Undergraduate Student Donald Bren School of Information and Computer Sciences Research Computing

Re: [Gluster-users] Has anyone used encrypted filesystems with Gluster?

2012-09-13 Thread Adam Brenner
> Yeah. But then, if it could do an unattended boot, then someone who steals > the system isn't hindered by the encryption either. In this hypothetical situation, is securing your machine room a consideration? I suspect someone could do far worse things, destroying your entire infrastructure, that

Re: [Gluster-users] Has anyone used encrypted filesystems with Gluster?

2012-09-13 Thread Whit Blauvelt
On Thu, Sep 13, 2012 at 02:42:13PM -0700, Joshua Baker-LePain wrote: > I haven't, but given that Gluster runs on top of a standard FS, I > don't see any reason why this wouldn't work. Rather than just > Gluster on top of ext3/4/XFS, it would be Gluster on top of > ext3/4/XFS on top of an LUKS enc

[Gluster-users] Setting xattrs failed

2012-09-13 Thread Jan Krajdl
Hi, I have problem with glusterfs 3.3.0. I have 4 node cluster with several volumes. All bricks are ext4 filesystem, no selinux and writing extended attributes with setfattr works fine. But in brick logs I see messages like this: [2012-09-13 12:50:17.428402] E [posix.c:857:posix_mknod] 0-bacula-st

Re: [Gluster-users] Has anyone used encrypted filesystems with Gluster?

2012-09-13 Thread Joshua Baker-LePain
On Thu, 13 Sep 2012 at 2:30pm, Whit Blauvelt wrote This may be crazy, but has anyone used filesystem encryption (e.g. LUX) under Gluster? Or integrated encryption with Gluster in some other way? There's a certain demand to encrypt some of our storage, in case the hypothetical bad guy breaks int

[Gluster-users] Has anyone used encrypted filesystems with Gluster?

2012-09-13 Thread Whit Blauvelt
Hi, This may be crazy, but has anyone used filesystem encryption (e.g. LUX) under Gluster? Or integrated encryption with Gluster in some other way? There's a certain demand to encrypt some of our storage, in case the hypothetical bad guy breaks into the server room and walks out with the servers

Re: [Gluster-users] problems with replication & NFS

2012-09-13 Thread Adam Brenner
> What's the correct way to bring up a pre-existing NFS server inside of > glusterfs, so that its replicated to some new server? It would be > somewhat hacky to have to write data just to get everything > replicated. >From what I recall -- and I will be corrected if I am wrong :) -- this is not po

Re: [Gluster-users] problems with replication & NFS

2012-09-13 Thread Lonni J Friedman
Yup, that worked, thanks. Sorry if this was something obvious, I didn't see any mention of this concept/requirement in the documentation. What's the correct way to bring up a pre-existing NFS server inside of glusterfs, so that its replicated to some new server? It would be somewhat hacky to have

Re: [Gluster-users] problems with replication & NFS

2012-09-13 Thread Lonni J Friedman
Ah, thanks. That does seem to do the trick. On Thu, Sep 13, 2012 at 12:24 PM, Gerald Brandt wrote: > Hi, > > You need to write to the gluster mounted partition, not the XFS mounted one. > > Gerald > > > - Original Message - >> Greetings, >> I'm trying to setup a small glusterFS test clus

Re: [Gluster-users] problems with replication & NFS

2012-09-13 Thread John Mark Walker
If you wrote directly to the bricks instead of via a glusterfs mountpoint, then you're missing xattrs, which confuses glusterfs. It can tell there's something there, but without xattrs it 'doesn't compute.'I don't think that bug is related to your issue at all. Original Message Fro

Re: [Gluster-users] problems with replication & NFS

2012-09-13 Thread Gerald Brandt
Hi, You need to write to the gluster mounted partition, not the XFS mounted one. Gerald - Original Message - > Greetings, > I'm trying to setup a small glusterFS test cluster, in order to gauge > the feasibility for using it in a large production environment. I've > been working throug

[Gluster-users] problems with replication & NFS

2012-09-13 Thread Lonni J Friedman
Greetings, I'm trying to setup a small glusterFS test cluster, in order to gauge the feasibility for using it in a large production environment. I've been working through the official Admin Guide (Gluster_File_System-3.3.0-Administration_Guide-en-US.pdf) along with the website setup instructions (

[Gluster-users] eager locking

2012-09-13 Thread anthony garnier
Hi everyone, I have seen in (GlusterFS 3.3) the gluster cli a eager locking option (cluster.eager-lock) and there is no reference to this option in the documentation. Is it in relation with this post http://hekafs.org/index.php/2012/03/glusterfs-algorithms-replication-future/ ? Enabling thi

[Gluster-users] Data corruption

2012-09-13 Thread Bob Black
Hello community of Gluster, Sorry for the long post. TL;DR: stock gluster 3.3.0 on 5 nodes results in massive data corruption on brick "failure" or peer disconnection. We are having problems with data corruption on VM volumes with VMs running on top of Gluster 3.3.0 when introducing brick failure

Re: [Gluster-users] how to monitor glusterfs mounted client

2012-09-13 Thread 符永涛
Hi Filip, I see, thank you very much:) 2012/9/13 Filip Pytloun > Hello, > > You can use gluster volume status clients command to get list > of clients per-brick. > This will give you IP addresses, ports and read/written bytes. > > Filip > > 2012/9/13 符永涛 > >> Dear gluster experts, >> >> I wan

Re: [Gluster-users] how to monitor glusterfs mounted client

2012-09-13 Thread Filip Pytloun
Hello, You can use gluster volume status clients command to get list of clients per-brick. This will give you IP addresses, ports and read/written bytes. Filip 2012/9/13 符永涛 > Dear gluster experts, > > I want to ask a question about how to monitor active mounted client for > glusterfs. > Sinc

[Gluster-users] how to monitor glusterfs mounted client

2012-09-13 Thread 符永涛
Dear gluster experts, I want to ask a question about how to monitor active mounted client for glusterfs. Since I want to known how many clients mount a volume and I also want to known the clients hostname/ip. I walk through the glusterfs admin guide and don't know how. Any one helps? -- Yongtao