parallelvirtualcluster
/
pvc
1
0
Fork 0
Code Issues 11 Pull Requests Projects Releases 111 Wiki Activity

Attempt live migrates 3 times before proceeding

This commit is contained in:
Joshua Boniface 2020-10-20 15:33:41 -04:00
parent 9fb33ed7a7
commit 7cb0241a12
1 changed files with 14 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

16
node-daemon/pvcnoded/VMInstance.py
View File

@ -449,7 +449,19 @@ class VMInstance(object):
return True return True
do_migrate_shutdown = False do_migrate_shutdown = False
migrate_live_result = migrate_live() migrate_live_result = False
# A live migrate is attemped 3 times in succession
ticks = 0
while True:
migrate_live_result = migrate_live()
if migrate_live_result:
break
time.sleep(0.5)
ticks += 1
if ticks > 2:
break
if not migrate_live_result: if not migrate_live_result:
if force_live: if force_live:
self.logger.out('Could not live migrate VM; live migration enforced, aborting', state='e', prefix='Domain {}'.format(self.domuuid)) self.logger.out('Could not live migrate VM; live migration enforced, aborting', state='e', prefix='Domain {}'.format(self.domuuid))
@ -474,7 +486,7 @@ class VMInstance(object):
time.sleep(0.5) # Time for reader to acquire the lock time.sleep(0.5) # Time for reader to acquire the lock
if do_migrate_shutdown: if do_migrate_shutdown:
migrate_shutdown_result = migrate_live() migrate_shutdown_result = migrate_shutdown()
self.logger.out('Releasing write lock for synchronization phase C', state='i', prefix='Domain {}'.format(self.domuuid)) self.logger.out('Releasing write lock for synchronization phase C', state='i', prefix='Domain {}'.format(self.domuuid))
zkhandler.writedata(self.zk_conn, { '/locks/primary_node': self.domuuid }) zkhandler.writedata(self.zk_conn, { '/locks/primary_node': self.domuuid })