[one-users] MySQL deadlock when trying to register a new vm image
Galimba
galimba at gmail.com
Thu Sep 11 12:39:12 PDT 2014
uppon closer examination, we figured out that the deadlocks were not
related to the image problem.
I was able to fix the uploading problem using this [1], but the random
deadlock issue persists. I tried to onedb fsck, backup it and restore it...
but it's all the same.
[1] ->
http://docs.opennebula.org/4.6/release_notes/release_notes/known_issues.html
On Thu, Sep 11, 2014 at 4:23 AM, Hamada, Ondrej <ondrej.hamada at acision.com>
wrote:
> Hi,
>
>
>
> no workarounds so far. But my mysql db is using default options and also
> runs in a virtual machine – so I suspect it just needs some tweaking. I’m
> going to change few parameters during this week. I’ll post the results to
> mailing list if it works.
>
>
>
> Ondra
>
>
>
> *From:* Galimba [mailto:galimba at gmail.com]
> *Sent:* Wednesday, September 10, 2014 10:04 PM
> *To:* users at lists.opennebula.org; cmartin at opennebula.org; Hamada, Ondrej
> *Subject:* Re: MySQL deadlock when trying to register a new vm image
>
>
>
> I found this [1] mail and I believe the deadlock issue is the same I'm
> having.
>
> Any pointers on a workaround?
>
>
>
> Best regards
>
> galimba
>
>
> [1]
> http://lists.opennebula.org/pipermail/users-opennebula.org/2014-April/044546.html
>
>
>
> On Tue, Sep 9, 2014 at 5:53 PM, Galimba <galimba at gmail.com> wrote:
>
> Greetings!
>
> I've recently upgraded from v4.4 to 4.6. As part of the upgrade, we
> decided to create a new db using MySQL. The configurations ran smooth, all
> nodes and datastores are being monitored without issues but when I tried to
> upload a ttylinux image for testing, sunstone didn't show the image
> uploaded on the list. As if it wasn' t even there. I ran the #oneimage
> list command, and there's no image there either. So I tried uploading
> again, while I checked the oned.log. I then tried to upload other images.
>
> I have OpenNebula front end installed on a host, several other nodes that
> are speciffic for running the VMs and a NAS with 20TB that holds the
> datastores. While I was uploading an ubuntu image (20GB), I checked the
> transmition rate on the network and I was supprised to see that the traffic
> between my desktop (where I was uploading from) and the frontend was very
> heavy, but the datastore was not recieving the image I was uploading.
>
> Interestingly, the log showed this error:
>
> Tue Sep 9 16:20:04 2014 [ONE][E]: SQL command was: REPLACE INTO
> datastore_pool (oid, name, body, uid, gid, owner_u, group_u, other_u, cid)
> VALUES
> (0,'system','<DATASTORE><ID>0</ID><UID>0</UID><GID>0</GID><UNAME>oneadmin</UNAME><GNAME>oneadmin</GNAME><NAME>system</NAME><PERMISSIONS><OWNER_U>1</OWNER_U><OWNER_M>1</OWNER_M><OWNER_A>0</OWNER_A><GROUP_U>1</GROUP_U><GROUP_M>0</GROUP_M><GROUP_A>0</GROUP_A><OTHER_U>0</OTHER_U><OTHER_M>0</OTHER_M><OTHER_A>0</OTHER_A></PERMISSIONS><DS_MAD><![CDATA[-]]></DS_MAD><TM_MAD><![CDATA[shared]]></TM_MAD><BASE_PATH><![CDATA[/var/lib/one//datastores/0]]></BASE_PATH><TYPE>1</TYPE><DISK_TYPE>0</DISK_TYPE><CLUSTER_ID>-1</CLUSTER_ID><CLUSTER></CLUSTER><TOTAL_MB>9461612</TOTAL_MB><FREE_MB>8956832</FREE_MB><USED_MB>1</USED_MB><IMAGES></IMAGES><TEMPLATE><BASE_PATH><![CDATA[/var/lib/one//datastores/]]></BASE_PATH><SHARED><![CDATA[YES]]></SHARED><TM_MAD><![CDATA[shared]]></TM_MAD><TYPE><![CDATA[SYSTEM_DS]]></TYPE></TEMPLATE></DATASTORE>',0,0,1,1,0,-1),
> error 1213 : Deadlock found when trying to get lock; try restarting
> transaction
>
> /*******************************************************/
>
> I leave down here a copy of my oned.conf
>
> /*******************************************************/
>
> LOG = [
> system = "file",
> debug_level = 3
> ]
> MONITORING_INTERVAL = 60
> MONITORING_THREADS = 50
> SCRIPTS_REMOTE_DIR=/var/tmp/one
> PORT = 2633
> DB = [ backend = "mysql",
> server = "localhost",
> port = 0,
> user = "oneadmin",
> passwd = "__________________",
> db_name = "opennebula" ]
> VNC_BASE_PORT = 5900
> FEDERATION = [
> MODE = "STANDALONE",
> ZONE_ID = 0,
> MASTER_ONED = ""
> ]
> NETWORK_SIZE = 254
> MAC_PREFIX = "02:00"
> DATASTORE_CAPACITY_CHECK = "yes"
> DEFAULT_IMAGE_TYPE = "OS"
> DEFAULT_DEVICE_PREFIX = "hd"
> DEFAULT_CDROM_DEVICE_PREFIX = "vd"
> IM_MAD = [
> name = "collectd",
> executable = "collectd",
> arguments = "-p 4124 -f 5 -t 50 -i 20" ]
> IM_MAD = [
> name = "kvm",
> executable = "one_im_ssh",
> arguments = "-r 3 -t 15 kvm" ]
> VM_MAD = [
> name = "kvm",
> executable = "one_vmm_exec",
> arguments = "-t 15 -r 0 kvm",
> default = "vmm_exec/vmm_exec_kvm.conf",
> type = "kvm" ]
> TM_MAD = [
> executable = "one_tm",
> arguments = "-t 15 -d dummy,lvm,shared,fs_lvm,qcow2,ssh,vmfs,ceph"
> ]
> DATASTORE_MAD = [
> executable = "one_datastore",
> arguments = "-t 15 -d dummy,fs,vmfs,lvm,ceph"
> ]
> HM_MAD = [
> executable = "one_hm" ]
> AUTH_MAD = [
> executable = "one_auth_mad",
> authn = "ssh,x509,ldap,server_cipher,server_x509"
> ]
> SESSION_EXPIRATION_TIME = 900
> DEFAULT_UMASK = 177
> VM_RESTRICTED_ATTR = "CONTEXT/FILES"
> VM_RESTRICTED_ATTR = "NIC/MAC"
> VM_RESTRICTED_ATTR = "NIC/VLAN_ID"
> VM_RESTRICTED_ATTR = "NIC/BRIDGE"
> IMAGE_RESTRICTED_ATTR = "SOURCE"
> INHERIT_DATASTORE_ATTR = "CEPH_HOST"
> INHERIT_DATASTORE_ATTR = "CEPH_SECRET"
> INHERIT_DATASTORE_ATTR = "CEPH_USER"
> INHERIT_DATASTORE_ATTR = "RBD_FORMAT"
> INHERIT_DATASTORE_ATTR = "GLUSTER_HOST"
> INHERIT_DATASTORE_ATTR = "GLUSTER_VOLUME"
> INHERIT_VNET_ATTR = "VLAN_TAGGED_ID"
> TM_MAD_CONF = [
> name = "dummy", ln_target = "NONE", clone_target = "SYSTEM", shared =
> "yes"
> ]
> TM_MAD_CONF = [
> name = "lvm", ln_target = "NONE", clone_target = "SELF", shared = "yes"
> ]
> TM_MAD_CONF = [
> name = "shared", ln_target = "NONE", clone_target = "SYSTEM", shared =
> "yes"
> ]
> TM_MAD_CONF = [
> name = "fs_lvm", ln_target = "SYSTEM", clone_target = "SYSTEM",
> shared="yes"
> ]
> TM_MAD_CONF = [
> name = "qcow2", ln_target = "NONE", clone_target = "SYSTEM", shared =
> "yes"
> ]
> TM_MAD_CONF = [
> name = "ssh", ln_target = "SYSTEM", clone_target = "SYSTEM", shared =
> "no"
> ]
> TM_MAD_CONF = [
> name = "vmfs", ln_target = "NONE", clone_target= "SYSTEM", shared =
> "yes"
> ]
> TM_MAD_CONF = [
> name = "ceph", ln_target = "NONE", clone_target = "SELF", shared =
> "yes"
> ]
> /**********************************************************/
>
> best regards
>
> galimba
>
>
>
> --
>
> [image: Image removed by sender.]
>
>
>
>
> --
>
> [image: Image removed by sender.]
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