<html><head><meta http-equiv="Content-Type" content="text/html charset=utf-8"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;" class="">You need to make sure that you ssh between machines using the nova user not root user. <div class=""><br class=""></div><div class="">Remo <br class=""><div><blockquote type="cite" class=""><div class="">On Mar 2, 2015, at 21:33, somshekar kadam <<a href="mailto:som_kadam@yahoo.co.in" class="">som_kadam@yahoo.co.in</a>> wrote:</div><br class="Apple-interchange-newline"><div class=""><div class=""><div style="background-color: rgb(255, 255, 255); font-family: 'Helvetica Neue-Light', 'Helvetica Neue Light', 'Helvetica Neue', Helvetica, Arial, 'Lucida Grande', sans-serif; font-size: 16px;" class=""><div class="">Remo, <br class=""></div><div dir="ltr" class="">I did not understand, nova can not root ?</div><div dir="ltr" class=""><br class=""></div><div dir="ltr" id="yui_3_16_0_1_1425360669325_3363" class=""><span id="yui_3_16_0_1_1425360669325_4005" class="">DO I need to make user root ssh instead of a user ?</span></div><div id="yui_3_16_0_1_1425360669325_4006" dir="ltr" class=""><span id="yui_3_16_0_1_1425360669325_4005" class=""></span></div><div id="yui_3_16_0_1_1425360669325_3362" class=""> </div><div id="yui_3_16_0_1_1425360669325_2852" class=""><div id="yui_3_16_0_1_1425360669325_2851" class="">
<br class="">Regards
<br class="">Neelu</div></div> <div class="qtdSeparateBR"><br class=""><br class=""></div><div style="display: block;" class="yahoo_quoted"> <div style="font-family: Helvetica Neue-Light, Helvetica Neue Light, Helvetica Neue, Helvetica, Arial, Lucida Grande, Sans-Serif; font-size: 16px;" class=""> <div style="font-family: HelveticaNeue, Helvetica Neue, Helvetica, Arial, Lucida Grande, Sans-Serif; font-size: 16px;" class=""> <div dir="ltr" class=""> <font face="Arial" size="2" class=""> On Monday, 2 March 2015 10:41 PM, Remo Mattei <<a href="mailto:remo@italy1.com" class="">remo@italy1.com</a>> wrote:<br class=""> </font> </div> <br class=""><br class=""> <div class="y_msg_container"><div id="yiv9601684827" class=""><div class=""><div class="">Make sure nova can not root. </div><div class=""><br clear="none" class=""></div><div class="">Remo<br clear="none" class=""><br clear="none" class="">Inviato da <span style="" class="">iPhone ()</span></div><div class=""><br clear="none" class="">Il giorno 02/mar/2015, alle ore 08:21, somshekar kadam <<a rel="nofollow" shape="rect" ymailto="mailto:som_kadam@yahoo.co.in" target="_blank" href="mailto:som_kadam@yahoo.co.in" class="">som_kadam@yahoo.co.in</a>> ha scritto:<br clear="none" class=""><br clear="none" class=""></div><blockquote type="cite" class=""><div class=""><div class="yiv9601684827yqt2623777164" id="yiv9601684827yqt48447"><div style="background-color: rgb(255, 255, 255); font-family: 'Helvetica Neue-Light', 'Helvetica Neue Light', 'Helvetica Neue', Helvetica, Arial, 'Lucida Grande', sans-serif; font-size: 16px;" class=""><div class="yiv9601684827" id="yiv9601684827yui_3_16_0_1_1425312238526_38857" style="">Hello John, <br class="yiv9601684827" style="" clear="none"></div><div class="yiv9601684827" dir="ltr" id="yiv9601684827yui_3_16_0_1_1425312238526_17094" style="">Thanks for all your valuable inputs. <br class="yiv9601684827" style="" clear="none"></div><div class="yiv9601684827" dir="ltr" id="yiv9601684827yui_3_16_0_1_1425312238526_17096" style="">I
had missed these configuration. Hope these configs mentioned below will
be useful for others who are trying out live migration. <br class="yiv9601684827" style="" clear="none"></div><div class="yiv9601684827" dir="ltr" id="yiv9601684827yui_3_16_0_1_1425312238526_17098" style=""><br class="yiv9601684827" style="" clear="none"></div><div class="yiv9601684827" dir="ltr" id="yiv9601684827yui_3_16_0_1_1425312238526_18020" style="">1. force_config_drive = none , otherwise it was giving error. <br class="yiv9601684827" style="" clear="none"></div><div class="yiv9601684827" dir="ltr" id="yiv9601684827yui_3_16_0_1_1425312238526_12509" style="">2. allow_migrate_to_same_host = False<br class="yiv9601684827" style="" clear="none">allow_resize_to_same_host = False<br class="yiv9601684827" style="" clear="none"></div><div class="yiv9601684827" dir="ltr" id="yiv9601684827yui_3_16_0_1_1425312238526_12510" style=""><br class="yiv9601684827" style="" clear="none"></div><div class="yiv9601684827" dir="ltr" id="yiv9601684827yui_3_16_0_1_1425312238526_18021" style="">3. set proper cpu mode as below <br class="yiv9601684827" style="" clear="none"></div><div class="yiv9601684827" dir="ltr" id="yiv9601684827yui_3_16_0_1_1425312238526_18022" style="">cpu_mode = custom<br class="yiv9601684827" style="" clear="none">cpu_model = Nehalem<br class="yiv9601684827" style="" clear="none">virt_type = kvm<br class="yiv9601684827" style="" clear="none"></div><div class="yiv9601684827" dir="ltr" id="yiv9601684827yui_3_16_0_1_1425312238526_18023" style=""><br class="yiv9601684827" style="" clear="none"></div><div class="yiv9601684827" dir="ltr" id="yiv9601684827yui_3_16_0_1_1425312238526_18024" style="">Now I am able to make normal migration working fine, from one host to another. <br class="yiv9601684827" style="" clear="none"></div><div class="yiv9601684827" dir="ltr" id="yiv9601684827yui_3_16_0_1_1425312238526_17080" style=""><br class="yiv9601684827" style="" clear="none"></div><div class="yiv9601684827" dir="ltr" id="yiv9601684827yui_3_16_0_1_1425312238526_17078" style="">When I try with live migration with block-migration, its failing for not getting proper host key verification ,, <br class="yiv9601684827" style="" clear="none"></div><div class="yiv9601684827" dir="ltr" id="yiv9601684827yui_3_16_0_1_1425312238526_17076" style="">I am looking into it. I have shared keys proper I am able to ssh to-fro host nodes using passwordless ssh. <br class="yiv9601684827" style="" clear="none"></div><div class="yiv9601684827" dir="ltr" id="yiv9601684827yui_3_16_0_1_1425312238526_20851" style="">no clue right now. <br class="yiv9601684827" style="" clear="none"></div><div class="yiv9601684827" dir="ltr" id="yiv9601684827yui_3_16_0_1_1425312238526_17084" style=""><br class="yiv9601684827" style="" clear="none"></div><div class="yiv9601684827" dir="ltr" id="yiv9601684827yui_3_16_0_1_1425312238526_17086" style="">error log <br class="yiv9601684827" style="" clear="none"></div><div class="yiv9601684827" dir="ltr" id="yiv9601684827yui_3_16_0_1_1425312238526_17088" style="">------------------</div><div class="yiv9601684827" dir="ltr" id="yiv9601684827yui_3_16_0_1_1425312238526_18950" style="">[[01;31mLive Migration fa ilure: operation failed: Failed to connect to remote libvirt URI <a href="qemu+ssh://stack@celestial8/" class="">qemu+ssh://stack@celestial8/</a></div><div class="yiv9601684827" dir="ltr" id="yiv9601684827yui_3_16_0_1_1425312238526_19014" style=""> system: Cannot recv data: Host key verifica tion failed.: Connection reset by peer^[[00m<br class="yiv9601684827" style="" clear="none"><br class="yiv9601684827" style="" clear="none"><br class="yiv9601684827" style="" clear="none">
on thread notification^[[00m ^[[00;33mfrom (pid=8953) thread_finished
/opt/stack/nova/nova/virt/ libvirt/driver.py:5638^[[00m<br class="yiv9601684827" style="" clear="none">270370 Traceback (most recent call last):<br class="yiv9601684827" style="" clear="none">270371 File "/usr/local/lib/python2.7/ dist-packages/eventlet/hubs/ hub.py", line 457, in fire_timers<br class="yiv9601684827" style="" clear="none">270372 timer()<br class="yiv9601684827" style="" clear="none">270373 File "/usr/local/lib/python2.7/ dist-packages/eventlet/hubs/ timer.py", line 58, in __call__<br class="yiv9601684827" style="" clear="none">270374 cb(*args, **kw)<br class="yiv9601684827" style="" clear="none">270375 File "/usr/local/lib/python2.7/ dist-packages/eventlet/event. py", line 168, in _do_send<br class="yiv9601684827" style="" clear="none">270376 waiter.switch(result)<br class="yiv9601684827" style="" clear="none">270377 File "/usr/local/lib/python2.7/ dist-packages/eventlet/ greenthread.py", line 214, in main<br class="yiv9601684827" style="" clear="none">270378 result = function(*args, **kwargs)<br class="yiv9601684827" style="" clear="none">270379 File "/opt/stack/nova/nova/virt/ libvirt/driver.py", line 5435, in _live_migration_operation<br class="yiv9601684827" style="" clear="none">270380 instance=instance)<br class="yiv9601684827" style="" clear="none">270381 File "/usr/local/lib/python2.7/ dist-packages/oslo_utils/ excutils.py", line 82, in __exit__<br class="yiv9601684827" style="" clear="none">270382 six.reraise(self.type_, self.value, self.tb)<br class="yiv9601684827" style="" clear="none">270383 File "/opt/stack/nova/nova/virt/ libvirt/driver.py", line 5404, in _live_migration_operation<br class="yiv9601684827" style="" clear="none">270384 CONF.libvirt.live_migration_ bandwidth)<br class="yiv9601684827" style="" clear="none">270385 File "/usr/local/lib/python2.7/ dist-packages/eventlet/tpool. py", line 183, in doit<br class="yiv9601684827" style="" clear="none">270386 result = proxy_call(self._autowrap, f, *args, **kwargs)<br class="yiv9601684827" style="" clear="none">270387 File "/usr/local/lib/python2.7/ dist-packages/eventlet/tpool. py", line 141, in proxy_call<br class="yiv9601684827" style="" clear="none">270388 rv = execute(f, *args, **kwargs)<br class="yiv9601684827" style="" clear="none">270389 File "/usr/local/lib/python2.7/ dist-packages/eventlet/tpool. py", line 122, in execute<br class="yiv9601684827" style="" clear="none">270390 six.reraise(c, e, tb)<br class="yiv9601684827" style="" clear="none">270391 File "/usr/local/lib/python2.7/ dist-packages/eventlet/tpool. py", line 80, in tworker<br class="yiv9601684827" style="" clear="none">270392 rv = meth(*args, **kwargs)<br class="yiv9601684827" style="" clear="none">270393 File "/usr/lib/python2.7/dist- packages/libvirt.py", line 1582, in migrateToURI2<br class="yiv9601684827" style="" clear="none">270394 if ret == -1: raise libvirtError ('virDomainMigrateToURI2() failed', dom=self)<br class="yiv9601684827" style="" clear="none">270395
libvirtError: operation failed: Failed to connect to remote libvirt URI
<a href="qemu+ssh://stack@celestial8/" class="">qemu+ssh://stack@celestial8/</a> system: Cannot recv data: Host key v
erification failed.: Connection reset by peer<br class="yiv9601684827" style="" clear="none"><div class="yiv9601684827" id="yiv9601684827yui_3_16_0_1_1425312238526_19015" style="">@ <br class="yiv9601684827" style="" clear="none"></div><div class="yiv9601684827" id="yiv9601684827yui_3_16_0_1_1425312238526_19016" style="">-----</div><div class="yiv9601684827" id="yiv9601684827yui_3_16_0_1_1425312238526_22275" style=""><br class="yiv9601684827" style="" clear="none"></div></div><div class="yiv9601684827" dir="ltr" id="yiv9601684827yui_3_16_0_1_1425312238526_18952" style=""><br class="yiv9601684827" style="" clear="none"></div><div class=""><span class=""></span></div><div class=""> </div><div id="yiv9601684827yui_3_16_0_1_1425312238526_55245" class=""><div id="yiv9601684827yui_3_16_0_1_1425312238526_55244" class="">
<br clear="none" class="">Regards
<br clear="none" class="">Neelu</div></div> <div class="yiv9601684827qtdSeparateBR"><br clear="none" class=""><br clear="none" class=""></div><div class="yiv9601684827yahoo_quoted" style="display:block;"> <div style="font-family:Helvetica Neue-Light, Helvetica Neue Light, Helvetica Neue, Helvetica, Arial, Lucida Grande, Sans-Serif;font-size:16px;" class=""> <div style="font-family:HelveticaNeue, Helvetica Neue, Helvetica, Arial, Lucida Grande, Sans-Serif;font-size:16px;" class=""> <div dir="ltr" class=""> <font face="Arial" size="2" class=""> On Friday, 27 February 2015 8:09 PM, somshekar kadam <<a rel="nofollow" shape="rect" ymailto="mailto:som_kadam@yahoo.co.in" target="_blank" href="mailto:som_kadam@yahoo.co.in" class="">som_kadam@yahoo.co.in</a>> wrote:<br clear="none" class=""> </font> </div> <br clear="none" class=""><br clear="none" class=""> <div class="yiv9601684827y_msg_container"><div id="yiv9601684827" class=""><div class=""><div style="background-color: rgb(255, 255, 255); font-family: 'Helvetica Neue-Light', 'Helvetica Neue Light', 'Helvetica Neue', Helvetica, Arial, 'Lucida Grande', sans-serif; font-size: 16px;" class="">Have done the same configs as mentioned in above thread links for libvirt and nova.conf. <br clear="none" class=""><div class=""><span class=""></span></div><div id="yiv9601684827yui_3_16_0_1_1425020392503_80610" class=""> </div><div id="yiv9601684827yui_3_16_0_1_1425020392503_81925" class=""><div id="yiv9601684827yui_3_16_0_1_1425020392503_81924" class="">
<br clear="none" class="">Regards
<br clear="none" class="">Neelu</div></div> <div class="yiv9601684827qtdSeparateBR"><br clear="none" class=""><br clear="none" class=""></div><div class="yiv9601684827yahoo_quoted" style="display:block;"> <div style="font-family:Helvetica Neue-Light, Helvetica Neue Light, Helvetica Neue, Helvetica, Arial, Lucida Grande, Sans-Serif;font-size:16px;" class=""> <div style="font-family:HelveticaNeue, Helvetica Neue, Helvetica, Arial, Lucida Grande, Sans-Serif;font-size:16px;" class=""> <div class="yiv9601684827yqt9000026392" id="yiv9601684827yqtfd03473"><div dir="ltr" class=""> <font face="Arial" size="2" class=""> On Friday, 27 February 2015 8:07 PM, somshekar kadam <<a rel="nofollow" shape="rect" ymailto="mailto:som_kadam@yahoo.co.in" target="_blank" href="mailto:som_kadam@yahoo.co.in" class="">som_kadam@yahoo.co.in</a>> wrote:<br clear="none" class=""> </font> </div> <br clear="none" class=""><br clear="none" class=""> <div class="yiv9601684827y_msg_container"><div id="yiv9601684827" class=""><div class=""><div style="background-color: rgb(255, 255, 255); font-family: 'Helvetica Neue-Light', 'Helvetica Neue Light', 'Helvetica Neue', Helvetica, Arial, 'Lucida Grande', sans-serif; font-size: 16px;" class=""><div class="yiv9601684827" id="yiv9601684827yui_3_16_0_1_1425020392503_68109" style=""><div class="yiv9601684827" style=""><div class="yiv9601684827" style="">John, your patch is in the mainline now. I have tested it. Not sure what is the thing I am missing<br class="yiv9601684827" style="" clear="none"></div><div class="">I have specified cpu model none and even tried setting cpu mode custom also and model kvm64. <br clear="none" class=""></div><div class=""><br clear="none" class=""></div><div dir="ltr" class="">I am getting below error on live migration. <br clear="none" class=""></div><br class="yiv9601684827" style="" clear="none"></div>error log<br class="yiv9601684827" style="" clear="none">----<br class="yiv9601684827" style="" clear="none">Remote error: libvirtError Requested operation is not valid: no CPU model
specified [u’Traceback (most recent call last):\n’, u’
File
“/usr/local/lib/python2.7/dist-packages/oslo_messaging/rpc/dispatcher.py”,
line 142, in _dispatch_and_reply\n executo<br class="yiv9601684827" style="" clear="none">
Code<br class="yiv9601684827" style="" clear="none">
500<br class="yiv9601684827" style="" clear="none">
Details<br class="yiv9601684827" style="" clear="none">
File “/opt/stack/nova/nova/conductor/manager.py”, line 606, in
_live_migrate block_migration, disk_over_commit) File
“/opt/stack/nova/nova/conductor/tasks/live_migrate.py”, line
194, in execute return task.execute() File
“/opt/stack/nova/nova/conductor/tasks/live_migrate.py”, line 62,
in execute self._check_requested_destination() File
“/opt/stack/nova/nova/conductor/tasks/live_migrate.py”, line
100, in _check_requested_destination
self._call_livem_checks_on_host(self.destination) File
“/opt/stack/nova/nova/conductor/tasks/live_migrate.py”, line
142, in _call_livem_checks_on_host destination, self.block_migration,
self.disk_over_commit) File
“/opt/stack/nova/nova/compute/rpcapi.py”, line 391, in
check_can_live_migrate_destination disk_over_commit=disk_over_commit) File
“/usr/local/lib/python2.7/dist-packages/oslo_messaging/rpc/client.py”,
line 156, in call retry=self.retry) File
“/usr/local/lib/python2.7/dist-packages/oslo_messaging/transport.py”,
line 90, in _send timeout=timeout, retry=retry) File
“/usr/local/lib/python2.7/dist-packages/oslo_messaging/_drivers/amqpdriver.py”,
line 417, in send retry=retry) File
“/usr/local/lib/python2.7/dist-packages/oslo_messaging/_drivers/amqpdriver.py”,
line 408, in _send raise result<br class="yiv9601684827" style="" clear="none">
Created<br class="yiv9601684827" style="" clear="none">--------------------<br class="yiv9601684827" style="" clear="none"><br class="yiv9601684827" style="" clear="none"></div>debug log <br class="yiv9601684827" style="" clear="none">---------------<br class="yiv9601684827" style="" clear="none">DEBUG (shell:803) Live migration of instance 477e8963-aadf-4dc7-b26f-<div class="yiv9601684827" dir="ltr" id="yiv9601684827yui_3_16_0_1_1425020392503_68110" style=""> f6e9332dd33b to host celestial5 failed (HTTP 500) (Request-ID: req-7973edbc-8844-41c5-926a- 9f5e7cee62f2)<br class="yiv9601684827" style="" clear="none">Traceback (most recent call last):<br class="yiv9601684827" style="" clear="none"> File "/usr/local/lib/python2.7/ dist-packages/novaclient/ shell.py", line 800, in main<br class="yiv9601684827" style="" clear="none"> OpenStackComputeShell().main( argv)<br class="yiv9601684827" style="" clear="none"> File "/usr/local/lib/python2.7/ dist-packages/novaclient/ shell.py", line 730, in main<br class="yiv9601684827" style="" clear="none"> args.func(self.cs, args)<br class="yiv9601684827" style="" clear="none"> File "/usr/local/lib/python2.7/ dist-packages/novaclient/v1_1/ shell.py", line 3001, in do_live_migration<br class="yiv9601684827" style="" clear="none"> args.disk_over_commit)<br class="yiv9601684827" style="" clear="none"> File "/usr/local/lib/python2.7/ dist-packages/novaclient/v1_1/ servers.py", line 344, in live_migrate<br class="yiv9601684827" style="" clear="none"> disk_over_commit)<br class="yiv9601684827" style="" clear="none"> File "/usr/local/lib/python2.7/ dist-packages/novaclient/v1_1/ servers.py", line 1124, in live_migrate<br class="yiv9601684827" style="" clear="none"> 'disk_over_commit': disk_over_commit})<br class="yiv9601684827" style="" clear="none"> File "/usr/local/lib/python2.7/ dist-packages/novaclient/v1_1/ servers.py", line 1240, in _action<br class="yiv9601684827" style="" clear="none"> return self.api.client.post(url, body=body)<br class="yiv9601684827" style="" clear="none"> File "/usr/local/lib/python2.7/ dist-packages/novaclient/ client.py", line 490, in post<br class="yiv9601684827" style="" clear="none"> return self._cs_request(url, 'POST', **kwargs)<br class="yiv9601684827" style="" clear="none"> File "/usr/local/lib/python2.7/ dist-packages/novaclient/ client.py", line 465, in _cs_request<br class="yiv9601684827" style="" clear="none"> resp, body = self._time_request(url, method, **kwargs)<br class="yiv9601684827" style="" clear="none"> File "/usr/local/lib/python2.7/ dist-packages/novaclient/ client.py", line 439, in _time_request<br class="yiv9601684827" style="" clear="none"> resp, body = self.request(url, method, **kwargs)<br class="yiv9601684827" style="" clear="none"> File "/usr/local/lib/python2.7/ dist-packages/novaclient/ client.py", line 433, in request<br class="yiv9601684827" style="" clear="none"> raise exceptions.from_response(resp, body, url, method)<br class="yiv9601684827" style="" clear="none">ClientException: Live migration of instance 477e8963-aadf-4dc7-b26f- f6e9332dd33b to host celestial5 failed (HTTP 500) (Request-ID: req-7973edbc-8844-41c5-926a- 9f5e7cee62f2)<br class="yiv9601684827" style="" clear="none">ERROR (ClientException): Live migration of instance 477e8963-aadf-4dc7-b26f- f6e9332dd33b to host celestial5 failed (HTTP 500) (Request-ID: req-7973edbc-8844-41c5-926a- 9f5e7cee62f2)<br class="yiv9601684827" style="" clear="none">----------------------<br class="yiv9601684827" style="" clear="none"></div><br class="yiv9601684827" style="" clear="none"><div id="yiv9601684827yui_3_16_0_1_1425020392503_75197" class=""><span class=""></span>Regards
<br clear="none" class=""></div><div id="yiv9601684827yui_3_16_0_1_1425020392503_68020" class="">Neelu</div> <div class="yiv9601684827qtdSeparateBR"><br clear="none" class=""><br clear="none" class=""></div><div class="yiv9601684827yqt8097918142" id="yiv9601684827yqt12140"><div class="yiv9601684827yahoo_quoted" style="display:block;"> <div style="font-family:Helvetica Neue-Light, Helvetica Neue Light, Helvetica Neue, Helvetica, Arial, Lucida Grande, Sans-Serif;font-size:16px;" class=""> <div style="font-family:HelveticaNeue, Helvetica Neue, Helvetica, Arial, Lucida Grande, Sans-Serif;font-size:16px;" class=""> <div dir="ltr" class=""> <font face="Arial" size="2" class=""> On Thursday, 26 February 2015 8:21 PM, John Griffith <<a rel="nofollow" shape="rect" ymailto="mailto:john.griffith@solidfire.com" target="_blank" href="mailto:john.griffith@solidfire.com" class="">john.griffith@solidfire.com</a>> wrote:<br clear="none" class=""> </font> </div> <br clear="none" class=""><br clear="none" class=""> <div class="yiv9601684827y_msg_container"><div id="yiv9601684827" class=""><div class=""><div dir="ltr" class=""><div class="yiv9601684827gmail_default" style="font-family:monospace, monospace;"><br clear="none" class=""></div><div class="yiv9601684827gmail_extra"><br clear="none" class=""><div class="yiv9601684827gmail_quote">On Thu, Feb 26, 2015 at 7:07 AM, somshekar kadam <span dir="ltr" class=""><<a rel="nofollow" shape="rect" ymailto="mailto:som_kadam@yahoo.co.in" target="_blank" href="mailto:som_kadam@yahoo.co.in" class="">som_kadam@yahoo.co.in</a>></span> wrote:<br clear="none" class=""><blockquote class="yiv9601684827gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left-width:1px;border-left-color:rgb(204,204,204);border-left-style:solid;padding-left:1ex;"><div class="yiv9601684827yqt9789273494" id="yiv9601684827yqt26749"><div class=""><div style="font-family: 'Helvetica Neue-Light', 'Helvetica Neue Light', 'Helvetica Neue', Helvetica, Arial, 'Lucida Grande', sans-serif; font-size: 16px; background-color: rgb(255, 255, 255);" class=""><div class="">First of all thanks for quick reply. <br clear="none" class=""></div><div dir="ltr" class="">Documentation does not mention much about <span class=""><strong class="">Volume-backed live migration. <br clear="none" class=""></strong></span></div><div dir="ltr" class=""><span class=""><strong class="">Is it tested, I mean supported and working. <br clear="none" class=""></strong></span></div><div dir="ltr" class=""><span class=""><strong class="">I will try </strong></span><span class=""><strong class="">Block live migration as no storage is required. <br clear="none" class=""></strong></span></div><div class=""><span class=""></span></div><div class=""> </div><div class=""><div class="">
<br clear="none" class="">Regards
<br clear="none" class="">Neelu</div></div><span class="yiv9601684827"> </span><div class=""><br clear="none" class=""><br clear="none" class=""></div><div style="display:block;" class=""> <div style="font-family:'Helvetica Neue-Light', 'Helvetica Neue Light', 'Helvetica Neue', Helvetica, Arial, 'Lucida Grande', sans-serif;font-size:16px;" class=""> <div style="font-family:HelveticaNeue, 'Helvetica Neue', Helvetica, Arial, 'Lucida Grande', sans-serif;font-size:16px;" class=""> <div dir="ltr" class=""> <font face="Arial" class=""> On Thursday, 26 February 2015 7:13 PM, Robert van Leeuwen <<a rel="nofollow" shape="rect" ymailto="mailto:Robert.vanLeeuwen@spilgames.com" target="_blank" href="mailto:Robert.vanLeeuwen@spilgames.com" class="">Robert.vanLeeuwen@spilgames.com</a>> wrote:<br clear="none" class=""> </font> </div> <br clear="none" class=""><br clear="none" class=""> <div class=""><div class="">> Is the Live Migration of VMs even without shared storage supported in Openstack now.<br clear="none" class="">> If yes is there any document for the same.</div><br clear="none" class=""><br clear="none" class="">Wel, depends on what you call "supported".<br clear="none" class="">Yes, it is possible. <br clear="none" class="">Will it always work? Probably not until you look at the bugs below.<br clear="none" class="">They have been fixed recently but they might not be merged with the version you are running: <br clear="none" class=""><a rel="nofollow" shape="rect" target="_blank" href="https://bugs.launchpad.net/nova/+bug/1270825" class="">https://bugs.launchpad.net/nova/+bug/1270825</a><br clear="none" class=""><a rel="nofollow" shape="rect" target="_blank" href="https://bugs.launchpad.net/nova/+bug/1082414" class="">https://bugs.launchpad.net/nova/+bug/1082414</a><br clear="none" class=""><br clear="none" class="">There might be more issues but I hit the ones mentioned above.<br clear="none" class="">Have a look at the docs to configure it:<br clear="none" class=""><a rel="nofollow" shape="rect" target="_blank" href="http://docs.openstack.org/admin-guide-cloud/content/section_configuring-compute-migrations.html" class="">http://docs.openstack.org/admin-guide-cloud/content/section_configuring-compute-migrations.html</a><br clear="none" class=""><br clear="none" class="">Cheers,<br clear="none" class="">Robert van Leeuwen<div class=""><br clear="none" class=""><br clear="none" class=""><br clear="none" class=""><br clear="none" class=""> <br clear="none" class=""><br clear="none" class=""><br clear="none" class=""><br clear="none" class=""><br clear="none" class=""><br clear="none" class=""><br clear="none" class=""><br clear="none" class=""><br clear="none" class=""><br clear="none" class=""><br clear="none" class=""></div><br clear="none" class=""><br clear="none" class=""></div> </div> </div> </div> </div></div></div><br clear="none" class="">_______________________________________________<br clear="none" class="">
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<br clear="none" class=""></blockquote></div><br clear="none" class=""></div><div class="yiv9601684827gmail_extra"><div class="yiv9601684827gmail_default" style="font-family:monospace, monospace;">It's dated and getting the patches backported has proven to take forever, but I did a write up and testing on this a while back [1]. Should still be accurate.</div><div class="yiv9601684827gmail_default" style="font-family:monospace, monospace;"><br clear="none" class=""></div><div class="yiv9601684827gmail_default" style="font-family:monospace, monospace;">Thanks,</div><div class="yiv9601684827gmail_default" style="font-family:monospace, monospace;">John</div><div class="yiv9601684827gmail_default" style="font-family:monospace, monospace;"><br clear="none" class=""></div><div class="yiv9601684827gmail_default" style="font-family:monospace, monospace;">[1]: <a rel="nofollow" shape="rect" target="_blank" href="https://griffithscorner.wordpress.com/2014/12/08/openstack-live-migration-with-cinder-backed-instances/" class="">https://griffithscorner.wordpress.com/2014/12/08/openstack-live-migration-with-cinder-backed-instances/</a></div></div></div></div></div><br clear="none" class=""><br clear="none" class=""></div> </div> </div> </div></div> </div></div></div><br clear="none" class=""><br clear="none" class=""></div> </div></div><div class="yiv9601684827yqt9000026392" id="yiv9601684827yqtfd89965"> </div></div><div class="yiv9601684827yqt9000026392" id="yiv9601684827yqtfd02262"> </div></div><div class="yiv9601684827yqt9000026392" id="yiv9601684827yqtfd74555"> </div></div></div></div><br clear="none" class=""><br clear="none" class=""></div> </div> </div> </div> </div></div>
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