Re: [Gluster-users] AFR, writebehind, and debug/trace

2009-06-30 Thread Shehjar Tikoo
Barry Jaspan wrote: I just got started with glusterfs. I read the docs over the weekend and today created a simple setup: two servers exporting a brick and one client mounting them with AFR. I am seeing very poor write performance on a dd test, e.g.: time dd if=/dev/zero of=./local-file

Re: [Gluster-users] AFR, writebehind, and debug/trace

2009-06-30 Thread Peter Gervai
On Mon, Jun 29, 2009 at 23:49, Barry Jaspanbarry.jas...@acquia.com wrote: I just got started with glusterfs.  I read the docs over the weekend and today created a simple setup: two servers exporting a brick and one client mounting them with AFR. I am seeing very poor write performance on a dd

[Gluster-users] glusterFS patched FUSE of kernel module?

2009-06-30 Thread Peter Gervai
Hello, Again it's not possible to compile the patched FUSE on gluster.org against newest linux kernels, and the question came up: why isn't there a patch against the kernel tree's FUSE? It seems to be much newer, and would obviously compile against the kernel. Another question is due to my lack

[Gluster-users] Use of mod_glusterfs

2009-06-30 Thread eagleeyes
HELLO: Were there some one who had used mod_glusterfs ? I install mod_glusterfs with apache2.2 followed http://www.gluster.org/docs/index.php/Getting_modglusterfs_to_work step by step , but how to use it ? or how to Authentication it works ? 2009-06-30 eagleeyes

Re: [Gluster-users] help friend :java nio problem

2009-06-30 Thread Trygve Hardersen
I don't think your example would copy the file correctly, but I'm getting the same error when I run a similar test on our file system. It works on the local file system. Trygve On Mon, Jun 29, 2009 at 4:59 PM, eagleeyes eaglee...@126.com wrote: Thanks ,the attachment is a java nio with mmap

Re: [Gluster-users] Storage Cluster Question

2009-06-30 Thread Francisco Cabrita
On Mon, Jun 29, 2009 at 11:37 PM, Mickey Mazarick m...@digitaltadpole.comwrote: Have you seen a distributed parallel fault tolerant file system that doesn't take a serious hit doing mmaps or direct io? This is a serious question, I've installed luster to contrast recently and it didn't

[Gluster-users] flush-behind behaving synchronously

2009-06-30 Thread Zak Wilcox
[Apologies if this gets posted twice] Hi, I can't seem to get flush-behind to flush behind and I was wondering if anyone would be kind enough to lend some brain cells to help me see what I'm missing. I'm using glusterfs 2.0.1 on Debian/x86. I've got a cluster/ replicate volume

[Gluster-users] GlusterFS slowness due to updatedb cron job

2009-06-30 Thread Anand Babu Periasamy
We have seen at a number of deployments, users experiencing slowness of GlusterFS over a period of time (as the volume usage grows). Some times it happens once in a day. This is due to updatedb cron job script that wakes up once in a day to index all the files it can find. It is configured by

[Gluster-users] Is it stable when the process died without vmp umount() ?

2009-06-30 Thread Daesung Kim
In my application, many apache processes use apis in libglusterfsclient.so to be a glusterfs client. And vmp is mounted once when the process is initialized. So if I kill the process, vmp list in the library would be cleared. In this case, Can I feel free when the process died without vmp

Re: [Gluster-users] Is it stable when the process died without vmp umount() ?

2009-06-30 Thread Shehjar Tikoo
Daesung Kim wrote: In my application, many apache processes use apis in libglusterfsclient.so to be a glusterfs client. And vmp is mounted once when the process is initialized. So if I kill the process, vmp list in the library would be cleared. In this case, Can I feel free when the

[Gluster-users] HadoopFS-like gluster setup

2009-06-30 Thread Peng Zhao
Hi, all, I'm new to gluster, but found it interesting. I want to setup gluster in a way to be similar with HDFS. There is my sample vol-file: volume posix type storage/posix option directory /data1/gluster end-volume volume locks type features/locks subvolumes posix end-volume volume brick

[Gluster-users] HELP: problem of stripe expansion !!!!!!!!!!!!!!!!!!!!!!!!

2009-06-30 Thread eagleeyes
Hello: Today i test stripe expansion : two volumes expand four volumes , when i vi or cat a file ,the log was : [2009-07-01 11:25:55] W [stripe.c:1920:stripe_open_getxattr_cbk] stripe: client8 returned error No such file or directory [2009-07-01 11:25:55] W