[Gluster-users] Performance testing with sysbench...

2017-08-22 Thread Krist van Besien
Hi all, I'm doing some performance test... If I test a simple sequential write using dd I get a thorughput of about 550 Mb/s. When I do a sequential write test using sysbench this drops to about 200. Is this due to the way sysbench tests? Or has in this case the performance of sysbench itself bec

[Gluster-users] Performance testing

2017-04-03 Thread Krist van Besien
Hi All, I build a Gluster 3.8.4 (RHGS 3.2) cluster for a customer, and I am having some issue demonstrating that it performs well. The customer compares it with his old NFS based NAS, and runs FIO to test workloads. What I notice is that FIO throughtput is only +-20Mb/s, which is not a lot. When

Re: [Gluster-users] Performance testing striped 4 volume

2017-01-05 Thread Cedric Lemarchand
It could be some extended attributes that still exists on folders brick{1.4}, you could either remove them with attr or simply remove/recreate them. Cheers, > On 5 Jan 2017, at 01:23, Zack Boll wrote: > > In performance testing a striped 4 volume, I appeared to have crashed > glusterfs using

Re: [Gluster-users] Performance testing striped 4 volume

2017-01-04 Thread Karan Sandha
Hi Zack, As the bricks had already been used before, gluster doesn't allow to create volume with same brick path until you use "force" at the end of the command. As you are doing performance testing i would recommend to clean the bricks and issue the same command. . sudo gluster volume crea

[Gluster-users] Performance testing striped 4 volume

2017-01-04 Thread Zack Boll
In performance testing a striped 4 volume, I appeared to have crashed glusterfs using version 3.8.7 on Ubuntu 16.04. I then stopped the volume and deleted it. I am now having trouble creating a new volume, below is output sudo gluster volume create gluster1 transport tcp cyan:/gluster/ssd1/brick

[Gluster-users] performance testing with ab (apache benchmark)

2009-11-21 Thread Pablo Godel
Hello, I am testing glusterfs to run some VPS using Openvz. I've been able to improve the performance considerably using the different translators. I've been running a simple test. Inside the VPS I have Apache. I am running: *ab -n 1000 -c 10 http://localhost/index.php* * * index.php is a simpl