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[Robert Varjasi <1916482@xxxxxxxxxxxxxxxxxx>]

** Patch removed: "rbd.py fix"
   https://bugs.launchpad.net/glance/+bug/1916482/+attachment/5621063/+files/rbd.py.fix

** Attachment added: "rbd.py fix"
   https://bugs.launchpad.net/glance/+bug/1916482/+attachment/5621064/+files/rbd.py.fix

** Also affects: glance-store
   Importance: Undecided
       Status: New

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Title:
  rbd.IncompleteWriteError: RBD incomplete write (Wrote only 8388608 out
  of 8394566 bytes) since Victoria Upgrade, ceph v nautilus

Status in Glance:
  New
Status in glance_store:
  New

Bug description:
  full glance log:
  https://paste.ubuntu.com/p/fVrj5vfc7m/

  
  Feb 20 15:18:35 xxx-glance-container-071516d6 glance-wsgi-api[55]: 2021-02-20 15:18:35.577 55 DEBUG glance_store._drivers.rbd [req-663e7646-b12e-4e4c-ad18-d4b23644a504 23fd1e8e87af40b88418b118085104cf 946f0e543169462596dbaaf7504f7a4a - default default] creating image fdae789d-10ce-40f5-9c50-c8b206b81531 with order 23 and size 0 add /openstack/venvs/glance-22.0.1/lib/python3.8/site-packages/glance_store/_drivers/rbd.py:555
  Feb 20 15:18:35 xxx-glance-container-071516d6 glance-wsgi-api[55]: 2021-02-20 15:18:35.578 55 WARNING glance_store._drivers.rbd [req-663e7646-b12e-4e4c-ad18-d4b23644a504 23fd1e8e87af40b88418b118085104cf 946f0e543169462596dbaaf7504f7a4a - default default] Since image size is zero we will be doing resize-before-write which will be slower than normal
  Feb 20 15:18:35 xxx-glance-container-071516d6 glance-wsgi-api[55]: 2021-02-20 15:18:35.642 55 DEBUG glance_store._drivers.rbd [req-663e7646-b12e-4e4c-ad18-d4b23644a504 23fd1e8e87af40b88418b118085104cf 946f0e543169462596dbaaf7504f7a4a - default default] resizing image to 8192.0 KiB _resize_on_write /openstack/venvs/glance-22.0.1/lib/python3.8/site-packages/glance_store/_drivers/rbd.py:505
  Feb 20 15:18:35 xxx-glance-container-071516d6 glance-wsgi-api[55]: 2021-02-20 15:18:35.761 55 ERROR glance_store._drivers.rbd [req-663e7646-b12e-4e4c-ad18-d4b23644a504 23fd1e8e87af40b88418b118085104cf 946f0e543169462596dbaaf7504f7a4a - default default] Failed to store image fdae789d-10ce-40f5-9c50-c8b206b81531 Store Exception RBD incomplete write (Wrote only 8388608 out of 8394566 bytes): rbd.IncompleteWriteError: RBD incomplete write (Wrote only 8388608 out of 8394566 bytes)
  Feb 20 15:18:35 xxx-glance-container-071516d6 glance-wsgi-api[55]: 2021-02-20 15:18:35.809 55 DEBUG glance_store._drivers.rbd [req-663e7646-b12e-4e4c-ad18-d4b23644a504 23fd1e8e87af40b88418b118085104cf 946f0e543169462596dbaaf7504f7a4a - default default] Snap Operating Exception [errno 2] RBD image not found (error unprotecting snapshot b'fdae789d-10ce-40f5-9c50-c8b206b81531'@b'snap') Snapshot does not exist. _delete_image /openstack/venvs/glance-22.0.1/lib/python3.8/site-packages/glance_store/_drivers/rbd.py:464
  Feb 20 15:18:35 xxx-glance-container-071516d6 glance-wsgi-api[55]: 2021-02-20 15:18:35.984 55 ERROR glance.api.v2.image_data [req-663e7646-b12e-4e4c-ad18-d4b23644a504 23fd1e8e87af40b88418b118085104cf 946f0e543169462596dbaaf7504f7a4a - default default] Failed to upload image data due to internal error: rbd.IncompleteWriteError: RBD incomplete write (Wrote only 8388608 out of 8394566 bytes)
  Feb 20 15:18:36 xxx-glance-container-071516d6 glance-wsgi-api[55]: 2021-02-20 15:18:36.037 55 ERROR glance.common.wsgi [req-663e7646-b12e-4e4c-ad18-d4b23644a504 23fd1e8e87af40b88418b118085104cf 946f0e543169462596dbaaf7504f7a4a - default default] Caught error: RBD incomplete write (Wrote only 8388608 out of 8394566 bytes): rbd.IncompleteWriteError: RBD incomplete write (Wrote only 8388608 out of 8394566 bytes)

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