Re: [Gluster-devel] Monitoring and acting on LVM thin-pool consumption

2018-04-10 Thread Dustin Black
I've wondered about this for a long time. Given that consumption monitoring already exists in the dmeventd thin plugin and can even trigger actions like thin pools claiming available physical extents from the VG, it certainly seems like there is an existing code structure there that we could tie in

Re: [Gluster-devel] Read-only option for a replicated (replication for fail-over) Gluster volume

2017-03-21 Thread Dustin Black
which could be problematic for something like bitrot detection and could result in a lot of log noise, I'm guessing. And administratively someone could still get in and remount the bricks as r/w, so if you _really_ _really_ need it locked down you may also need selinux. Dustin Black, RHCA Senior

Re: [Gluster-devel] Logging in a multi-brick daemon

2017-02-16 Thread Dustin Black
On Feb 15, 2017 5:39 PM, "Jeff Darcy" wrote: One of the issues that has come up with multiplexing is that all of the bricks in a process end up sharing a single log file. The reaction from both of the people who have mentioned this is that we should find a way to give each brick its own log even

Re: [Gluster-devel] Possible race condition bug with tiered volume

2016-10-19 Thread Dustin Black
print('saw ENOTEMPTY on stonewall, moving shared directory') > ext = str(binascii.b2a_hex(os.urandom(15))) > shutil.move(master_invoke.network_dir, master_invoke.network_dir + ext) Dustin Black, RHCA Senior Architect, So

Re: [Gluster-devel] Possible race condition bug with tiered volume

2016-10-18 Thread Dustin Black
l files. A > presentation at the Berlin gluster summit evaluated this. The expectation > is md-cache will go a long way towards helping that, before too long. > > Dan > > > > - Original Message - > > From: "Dustin Black" > > To: gluste

[Gluster-devel] Possible race condition bug with tiered volume

2016-10-18 Thread Dustin Black
e hot tier that is to blame, but it is not always the same replica pair.) Can someone try recreating this scenario to see if the problem is consistent? Please reach out if you need me to provide any further details. Dustin Black, RHCA Senior Architect, Software-Defined Storage Red Hat, Inc. (o) +

Re: [Gluster-devel] Need help in understanding IOZone config file

2016-10-17 Thread Dustin Black
r/client/mount /path/to/binary/iozone Dustin Black, RHCA Senior Architect, Software-Defined Storage Red Hat, Inc. On Mon, Oct 10, 2016 at 3:48 PM, Menaka Mohan wrote: > Hi, > > > I am Menaka M. I am new to this open source world. Kindly help me with the > following query. > >

Re: [Gluster-devel] Hello and pull requests

2016-05-03 Thread Dustin Black
I've been toying with maintaining presentations in asciidoc format, which lends itself better to revision control and allows me to auto-publish to multiple formats relatively easily. Dustin L. Black, RHCA Principal Cloud Success Architect Red Hat, Inc. - Strategic Customer Engagement (o) +1.212.5