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| author | Jenkins <jenkins@review.openstack.org> | 2012-09-05 15:05:05 +0000 |
|---|---|---|
| committer | Gerrit Code Review <review@openstack.org> | 2012-09-05 15:05:05 +0000 |
| commit | 6c6e6a8f48471c2feb6b120a0b14d313a3ee25bb (patch) | |
| tree | 881bc1a910203c2e42469624dca8920248aceb55 /nova | |
| parent | 84c62b35ff349ff0301eed36f765031d400e6c24 (diff) | |
| parent | be72921c6f38b8b71ffc474ceae58e67241dac22 (diff) | |
Merge "Yield to another greenthread when some time-consuming task finished."
Diffstat (limited to 'nova')
| -rw-r--r-- | nova/manager.py | 5 | ||||
| -rw-r--r-- | nova/virt/libvirt/driver.py | 5 |
2 files changed, 9 insertions, 1 deletions
diff --git a/nova/manager.py b/nova/manager.py index c6711aadb..275d98b61 100644 --- a/nova/manager.py +++ b/nova/manager.py @@ -53,6 +53,8 @@ This module provides Manager, a base class for managers. """ +import eventlet + from nova.db import base from nova import flags from nova.openstack.common import log as logging @@ -171,6 +173,9 @@ class Manager(base.Base): try: task(self, context) + # NOTE(tiantian): After finished a task, allow manager to + # do other work (report_state, processing AMPQ request etc.) + eventlet.sleep(0) except Exception as e: if raise_on_error: raise diff --git a/nova/virt/libvirt/driver.py b/nova/virt/libvirt/driver.py index c9326e71b..203789f6f 100644 --- a/nova/virt/libvirt/driver.py +++ b/nova/virt/libvirt/driver.py @@ -1996,6 +1996,8 @@ class LibvirtDriver(driver.ComputeDriver): total += 1 else: total += len(vcpus[1]) + # NOTE(gtt116): give change to do other task. + greenthread.sleep(0) return total def get_memory_mb_used(self): @@ -2690,7 +2692,8 @@ class LibvirtDriver(driver.ComputeDriver): except exception.InstanceNotFound: # Instance was deleted during the check so ignore it pass - + # NOTE(gtt116): give change to do other task. + greenthread.sleep(0) # Disk available least size available_least_size = dk_sz_gb * (1024 ** 3) - instances_sz return (available_least_size / 1024 / 1024 / 1024) |