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Message #47384
[Bug 1553011] [NEW] total_memory in migration-list is 0 while live-migration
Public bug reported:
1: Nova api microversion v2.25
2: This is the log of source compute node:
2016-03-04 02:25:44.598 INFO nova.virt.libvirt.driver [req-baf2d5a5-1e19-4f78-b38b-ef6ae67ae3f3 admin admin] [instance: d514ae11-3118-4adf-ab6d-9bc437173de3] Increasing downtime to 46 ms after 0 sec elapsed time
2016-03-04 02:25:44.930 INFO nova.virt.libvirt.driver [req-baf2d5a5-1e19-4f78-b38b-ef6ae67ae3f3 admin admin] [instance: d514ae11-3118-4adf-ab6d-9bc437173de3] Migration running for 0 secs, memory 100% remaining; (bytes processed=0, remaining=0, total=0) <============================
....
2016-03-04 02:25:48.084 DEBUG nova.virt.libvirt.host [req-baf2d5a5-1e19-4f78-b38b-ef6ae67ae3f3 admin admin] Domain has shutdown/gone away: Requested operation is not valid: domain is not running from (pid=5066) for_domain /opt/stack/nova/nova/virt/libvirt/host.py:180
2016-03-04 02:25:48.086 INFO nova.virt.libvirt.driver [req-baf2d5a5-1e19-4f78-b38b-ef6ae67ae3f3 admin admin] [instance: d514ae11-3118-4adf-ab6d-9bc437173de3] Migration operation has completed
3 steps:
3.1 create an instance
3.2 nova --debug --os-compute-api-version 2.25 live-migration test2
3.3 nova --debug --os-compute-api-version 2.25 server-migration-list test2
+----+-------------+-----------+----------------+--------------+-----------+---------+--------------------------------------+----------------------------+----------------------------+--------------------+------------------------+------------------------+------------------+----------------------+----------------------+
| Id | Source Node | Dest Node | Source Compute | Dest Compute | Dest Host | Status | Server UUID | Created At | Updated At | Total Memory Bytes | Processed Memory Bytes | Remaining Memory Bytes | Total Disk Bytes | Processed Disk Bytes | Remaining Disk Bytes |
+----+-------------+-----------+----------------+--------------+-----------+---------+--------------------------------------+----------------------------+----------------------------+--------------------+------------------------+------------------------+------------------+----------------------+----------------------+
| 41 | - | - | lm-2 | lm-1 | - | running | d514ae11-3118-4adf-ab6d-9bc437173de3 | 2016-03-04T02:09:26.000000 | 2016-03-04T02:09:40.000000 | 0 | 0 | 0 | 0 | 0 | 0 |
+----+-------------+-----------+----------------+--------------+-----------+---------+--------------------------------------+----------------------------+----------------------------+--------------------+------------------------+------------------------+------------------+----------------------+----------------------+
see from nova table:
mysql> select * from migrations where id=41;
+---------------------+---------------------+------------+----+----------------+--------------+-----------+-----------+--------------------------------------+----------------------+----------------------+-------------+-----------+---------+----------------+--------+--------------+------------------+------------------+------------+----------------+----------------+
| created_at | updated_at | deleted_at | id | source_compute | dest_compute | dest_host | status | instance_uuid | old_instance_type_id | new_instance_type_id | source_node | dest_node | deleted | migration_type | hidden | memory_total | memory_processed | memory_remaining | disk_total | disk_processed | disk_remaining |
+---------------------+---------------------+------------+----+----------------+--------------+-----------+-----------+--------------------------------------+----------------------+----------------------+-------------+-----------+---------+----------------+--------+--------------+------------------+------------------+------------+----------------+----------------+
| 2016-03-04 02:09:26 | 2016-03-04 02:09:50 | NULL | 41 | lm-2 | lm-1 | NULL | completed | d514ae11-3118-4adf-ab6d-9bc437173de3 | 2 | 2 | NULL | NULL | 0 | live-migration | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
+---------------------+---------------------+------------+----+----------------+--------------+-----------+-----------+--------------------------------------+----------------------+----------------------+-------------+-----------+---------+----------------+--------+--------------+------------------+------------------+------------+----------------+----------------+
1 row in set (0.00 sec)
Expected result:
* Total Memory Bytes should not 0
* Processed Memory Bytes should be equal Total Memory Bytes after migration finished.
Actual result:
* Total Memory Bytes is 0
* Processed Memory Bytes is 0
** Affects: nova
Importance: Undecided
Status: New
** Tags: live-migration
** Tags added: live-migration
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https://bugs.launchpad.net/bugs/1553011
Title:
total_memory in migration-list is 0 while live-migration
Status in OpenStack Compute (nova):
New
Bug description:
1: Nova api microversion v2.25
2: This is the log of source compute node:
2016-03-04 02:25:44.598 INFO nova.virt.libvirt.driver [req-baf2d5a5-1e19-4f78-b38b-ef6ae67ae3f3 admin admin] [instance: d514ae11-3118-4adf-ab6d-9bc437173de3] Increasing downtime to 46 ms after 0 sec elapsed time
2016-03-04 02:25:44.930 INFO nova.virt.libvirt.driver [req-baf2d5a5-1e19-4f78-b38b-ef6ae67ae3f3 admin admin] [instance: d514ae11-3118-4adf-ab6d-9bc437173de3] Migration running for 0 secs, memory 100% remaining; (bytes processed=0, remaining=0, total=0) <============================
....
2016-03-04 02:25:48.084 DEBUG nova.virt.libvirt.host [req-baf2d5a5-1e19-4f78-b38b-ef6ae67ae3f3 admin admin] Domain has shutdown/gone away: Requested operation is not valid: domain is not running from (pid=5066) for_domain /opt/stack/nova/nova/virt/libvirt/host.py:180
2016-03-04 02:25:48.086 INFO nova.virt.libvirt.driver [req-baf2d5a5-1e19-4f78-b38b-ef6ae67ae3f3 admin admin] [instance: d514ae11-3118-4adf-ab6d-9bc437173de3] Migration operation has completed
3 steps:
3.1 create an instance
3.2 nova --debug --os-compute-api-version 2.25 live-migration test2
3.3 nova --debug --os-compute-api-version 2.25 server-migration-list test2
+----+-------------+-----------+----------------+--------------+-----------+---------+--------------------------------------+----------------------------+----------------------------+--------------------+------------------------+------------------------+------------------+----------------------+----------------------+
| Id | Source Node | Dest Node | Source Compute | Dest Compute | Dest Host | Status | Server UUID | Created At | Updated At | Total Memory Bytes | Processed Memory Bytes | Remaining Memory Bytes | Total Disk Bytes | Processed Disk Bytes | Remaining Disk Bytes |
+----+-------------+-----------+----------------+--------------+-----------+---------+--------------------------------------+----------------------------+----------------------------+--------------------+------------------------+------------------------+------------------+----------------------+----------------------+
| 41 | - | - | lm-2 | lm-1 | - | running | d514ae11-3118-4adf-ab6d-9bc437173de3 | 2016-03-04T02:09:26.000000 | 2016-03-04T02:09:40.000000 | 0 | 0 | 0 | 0 | 0 | 0 |
+----+-------------+-----------+----------------+--------------+-----------+---------+--------------------------------------+----------------------------+----------------------------+--------------------+------------------------+------------------------+------------------+----------------------+----------------------+
see from nova table:
mysql> select * from migrations where id=41;
+---------------------+---------------------+------------+----+----------------+--------------+-----------+-----------+--------------------------------------+----------------------+----------------------+-------------+-----------+---------+----------------+--------+--------------+------------------+------------------+------------+----------------+----------------+
| created_at | updated_at | deleted_at | id | source_compute | dest_compute | dest_host | status | instance_uuid | old_instance_type_id | new_instance_type_id | source_node | dest_node | deleted | migration_type | hidden | memory_total | memory_processed | memory_remaining | disk_total | disk_processed | disk_remaining |
+---------------------+---------------------+------------+----+----------------+--------------+-----------+-----------+--------------------------------------+----------------------+----------------------+-------------+-----------+---------+----------------+--------+--------------+------------------+------------------+------------+----------------+----------------+
| 2016-03-04 02:09:26 | 2016-03-04 02:09:50 | NULL | 41 | lm-2 | lm-1 | NULL | completed | d514ae11-3118-4adf-ab6d-9bc437173de3 | 2 | 2 | NULL | NULL | 0 | live-migration | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
+---------------------+---------------------+------------+----+----------------+--------------+-----------+-----------+--------------------------------------+----------------------+----------------------+-------------+-----------+---------+----------------+--------+--------------+------------------+------------------+------------+----------------+----------------+
1 row in set (0.00 sec)
Expected result:
* Total Memory Bytes should not 0
* Processed Memory Bytes should be equal Total Memory Bytes after migration finished.
Actual result:
* Total Memory Bytes is 0
* Processed Memory Bytes is 0
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