Does this directory exist /var/lib/one//datastores/0?
On Fri, May 9, 2014 at 11:55 PM, Marius Rex <marius...@venda.com> wrote: > > I am not sure I follow what you are trying to say. What is the source > of my problem? > > All of my datastores, which live on the same NFS mount, exist on the the > monitored host. They are mounted in /var/lib/one, which matches the > BASE PATH for the datastore. So I do not know how the NFS mount is not > 'properly mounted.' > > The output I get from the command you specify is: > > [root@kvm04 ~]# /var/tmp/one/im/kvm-probes.d/monitor_ds.sh > kvm /var/lib/one/datastores > DS_LOCATION_USED_MB=1 > DS_LOCATION_TOTAL_MB=1409258 > DS_LOCATION_FREE_MB=1408682 > > So it looks the probe is finding available space. But according to the > output of 'onedatastore' there is no available space. Thus no VMs can > be created on my KVM host/node. > > I am not sure what step or procedure I am missing. I do not see > anything in > > http://docs.opennebula.org/4.6/design_and_installation/quick_starts/qs_centos_kvm.htmlthat > I have skipped. > > Does it matter that the KVM node already has VMs running on it? > Otherwise the node fits the guide above precisely. The plan is to put > everything under OpenNebula management. But since the system DS reports > having no space, I cannot launch a single VM, and thus will not be able > to spin any of those machines down to bring them up under OpenNebula > management. > > -Marius > > > > On Fri, 2014-05-09 at 15:35 -0400, Ruben S. Montero wrote: > > > > On Fri, May 9, 2014 at 3:43 PM, Marius Rex <marius...@venda.com> > > wrote: > > > > The system DS is not supposed to show up with any space until > > a host is > > configured? That is a surprising because the pre-configured > > sandbox > > instance I downloaded first for testing (a Virtualbox > > instance) has > > space listed in the system DS even though that has no hosts > > connected to > > it. > > > > > > I'm not sure about the sandbox configuration (e.g. there were some > > data from the setup). Anyway, system DS is monitored from the hosts. > > Note that System DS is not need (not even accessible for some storage > > backends) in the front-end, so the space is reported by the hosts. > > Also System DS is used to run VMs from it, and mainly used in the > > hosts. > > > > > > > > In any case, there are no hosts connected to the test instance > > that I > > gave the example on, but on some other instances which I have > > configured > > elsewhere do have hosts configured and they have the same > > problem. I > > have /var/lib/one as a NFS mount that is mounted on both the > > frontend > > and the node. That instance comes up with no space in the > > system DS as > > well. > > > > > > This may be a problem with the configuration or the sytem DS not > > properly mounted in the hosts. The information is obtained > > with /var/tmp/one/im/kvm-probes.d, go to the host kvm04 and execute: > > > > > > /var/tmp/one/im/kvm-probes.d/monitor_ds.sh > > kvm /var/lib/one/datastores/ > > > > > > The output should be similar to... > > > > > > DS_LOCATION_USED_MB=1 > > DS_LOCATION_TOTAL_MB=9952 > > DS_LOCATION_FREE_MB=6318 > > DS = [ > > ID = 101, > > USED_MB = 1, > > TOTAL_MB = 9952, > > FREE_MB = 6318 > > ] > > > > > > > > Here is some output from that showing the system DS with no > > space even > > though the logs say the node is successfully monitored: > > http://pastebin.com/w6Wg909Y > > > > > > -Marius > > marius...@venda.com > > > > > > On Fri, 2014-05-09 at 05:05 -0400, Carlos Martín Sánchez > > wrote: > > > Hi, > > > > > > > > > System DS are monitored with the host probes. Do you have > > any hosts > > > configured? > > > > > > -- > > > Carlos Martín, MSc > > > Project Engineer > > > OpenNebula - Flexible Enterprise Cloud Made Simple > > > www.OpenNebula.org | cmar...@opennebula.org | @OpenNebula > > > > > > > > > On Fri, May 9, 2014 at 12:02 AM, Marius Rex > > <marius...@venda.com> > > > wrote: > > > Platform: Centos 6.5 > > > versions: opennebula-4.5.80 and opennebula-4.6.0-1 > > > > > > I have been struggling with this for a while with > > various > > > configurations > > > and I continually run into the same problem. > > > > > > I cannot build out a VM as the system volumes always > > come up > > > with no > > > space. I have been trying to reduce variables and > > now at a > > > very basic > > > setup: I installed a fresh Centos 6 server and > > pulled down the > > > latest > > > stable opennebula RPMs from the official repo. I am > > just > > > using local > > > file systems for everything, and have done nothing > > beyond > > > installing the > > > RPM and starting opennebula. My system volume comes > > up with > > > no > > > available room, seemingly no matter what I do. > > > > > > > > > [oneadmin@trainging ~]$ onedatastore > > > list > > > ID NAME SIZE AVAIL CLUSTER > > IMAGES TYPE > > > DS > > > TM > > > 0 system 0M - - > > 0 sys - > > > shared > > > 1 default 6.6G 77% - > > 0 img > > > fs > > > shared > > > 2 files 6.6G 77% - > > 0 fil > > > fs > > > ssh > > > > > > > > > > > > [oneadmin@trainging ~]$ onedatastore show 0 > > > DATASTORE 0 > > > INFORMATION > > > ID : > > > 0 > > > NAME : > > > system > > > USER : oneadmin > > > GROUP : oneadmin > > > CLUSTER : - > > > TYPE : SYSTEM > > > DS_MAD : - > > > TM_MAD : shared > > > BASE PATH : /var/lib/one//datastores/0 > > > DISK_TYPE : FILE > > > > > > DATASTORE > > > CAPACITY > > > TOTAL: : 0M > > > FREE: : 0M > > > USED: : 0M > > > LIMIT: : - > > > > > > PERMISSIONS > > > OWNER : um- > > > GROUP : u-- > > > OTHER : --- > > > > > > DATASTORE > > > TEMPLATE > > > BASE_PATH="/var/lib/one//datastores/" > > > SHARED="YES" > > > TM_MAD="shared" > > > TYPE="SYSTEM_DS" > > > > > > IMAGES > > > > > > It is the same filesystem the other volumes are on, > > yet they > > > have > > > available space. I have tried two different > > versions of > > > OpenNebula. I > > > have tried different base filesystems. I have > > tried custom > > > RPMs. It > > > comes up the same every time. > > > > > > Is there a bug or am I missing something very > > obvious? > > > > > > > > > -- > > > Marius Rex > > > marius...@venda.com > > > _______________________________________________ > > > Users mailing list > > > Users@lists.opennebula.org > > > > > http://lists.opennebula.org/listinfo.cgi/users-opennebula.org > > > > > > > > _______________________________________________ > > Users mailing list > > Users@lists.opennebula.org > > http://lists.opennebula.org/listinfo.cgi/users-opennebula.org > > > > > > > > > > > > -- > > -- > > > > Ruben S. Montero, PhD > > Project co-Lead and Chief Architect > > OpenNebula - Flexible Enterprise Cloud Made Simple > > www.OpenNebula.org | rsmont...@opennebula.org | @OpenNebula > > > -- -- Ruben S. Montero, PhD Project co-Lead and Chief Architect OpenNebula - Flexible Enterprise Cloud Made Simple www.OpenNebula.org | rsmont...@opennebula.org | @OpenNebula
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