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{"doc/source/configuration/block-storage/drivers/dell-emc-vnx-driver.rst":[{"author":{"_account_id":27615,"name":"Rajat Dhasmana","email":"rajatdhasmana@gmail.com","username":"whoami-rajat"},"change_message_id":"4e324c6f80fb60f157aba26047cf903c655e7dec","unresolved":false,"context_lines":[{"line_number":796,"context_line":""},{"line_number":797,"context_line":"**Constraints**"},{"line_number":798,"context_line":""},{"line_number":799,"context_line":"- Before the migrations finish, snapshots cannot be created on the source"},{"line_number":800,"context_line":"  volumes, which could affects the follow-up clone from the same source"},{"line_number":801,"context_line":"  volumes. The typical affected use case is that creating volume-2 via cloning"},{"line_number":802,"context_line":"  volume-1 immediately after creating volume-1 via cloning volume-0. 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The typical affected use case is that creating volume-2 via cloning"},{"line_number":802,"context_line":"  volume-1 immediately after creating volume-1 via cloning volume-0. To achieve"},{"line_number":803,"context_line":"  so, users are advised to 1) wait for the first clone finishing, or 2) create"},{"line_number":804,"context_line":"  volume-2 via cloning volume-0 instead of volume-1, or 3) create volume-1 with"}],"source_content_type":"text/x-rst","patch_set":1,"id":"3f79a3b5_f27c7a72","line":801,"range":{"start_line":801,"start_character":2,"end_line":801,"end_character":9},"updated":"2018-10-10 10:41:24.000000000","message":"volume","commit_id":"a3c0c19c9c858f8cff4077a3eed58f1d5a346096"},{"author":{"_account_id":18742,"name":"Ryan Liang","email":"ryan.liang@emc.com","username":"RyanLiang"},"change_message_id":"50bc1d1cfe34dac88fa4501911c985f0a0d410cf","unresolved":false,"context_lines":[{"line_number":798,"context_line":""},{"line_number":799,"context_line":"- Before the migrations finish, snapshots cannot be created on the source"},{"line_number":800,"context_line":"  volumes, which could affects the follow-up clone from the same source"},{"line_number":801,"context_line":"  volumes. The typical affected use case is that creating volume-2 via cloning"},{"line_number":802,"context_line":"  volume-1 immediately after creating volume-1 via cloning volume-0. To achieve"},{"line_number":803,"context_line":"  so, users are advised to 1) wait for the first clone finishing, or 2) create"},{"line_number":804,"context_line":"  volume-2 via cloning volume-0 instead of volume-1, or 3) create volume-1 with"}],"source_content_type":"text/x-rst","patch_set":1,"id":"3f79a3b5_f8ea090c","line":801,"range":{"start_line":801,"start_character":2,"end_line":801,"end_character":9},"in_reply_to":"3f79a3b5_f27c7a72","updated":"2018-10-11 01:46:43.000000000","message":"Done","commit_id":"a3c0c19c9c858f8cff4077a3eed58f1d5a346096"},{"author":{"_account_id":27615,"name":"Rajat Dhasmana","email":"rajatdhasmana@gmail.com","username":"whoami-rajat"},"change_message_id":"4e324c6f80fb60f157aba26047cf903c655e7dec","unresolved":false,"context_lines":[{"line_number":800,"context_line":"  volumes, which could affects the follow-up clone from the same source"},{"line_number":801,"context_line":"  volumes. The typical affected use case is that creating volume-2 via cloning"},{"line_number":802,"context_line":"  volume-1 immediately after creating volume-1 via cloning volume-0. To achieve"},{"line_number":803,"context_line":"  so, users are advised to 1) wait for the first clone finishing, or 2) create"},{"line_number":804,"context_line":"  volume-2 via cloning volume-0 instead of volume-1, or 3) create volume-1 with"},{"line_number":805,"context_line":"  ``--metadata async_migrate\u003dFalse``."},{"line_number":806,"context_line":""},{"line_number":807,"context_line":""},{"line_number":808,"context_line":"Best practice"}],"source_content_type":"text/x-rst","patch_set":1,"id":"3f79a3b5_92466622","line":805,"range":{"start_line":803,"start_character":27,"end_line":805,"end_character":37},"updated":"2018-10-10 10:41:24.000000000","message":"can you put these points on separate lines to enhance readability.","commit_id":"a3c0c19c9c858f8cff4077a3eed58f1d5a346096"},{"author":{"_account_id":18742,"name":"Ryan Liang","email":"ryan.liang@emc.com","username":"RyanLiang"},"change_message_id":"50bc1d1cfe34dac88fa4501911c985f0a0d410cf","unresolved":false,"context_lines":[{"line_number":800,"context_line":"  volumes, which could affects the follow-up clone from the same source"},{"line_number":801,"context_line":"  volumes. The typical affected use case is that creating volume-2 via cloning"},{"line_number":802,"context_line":"  volume-1 immediately after creating volume-1 via cloning volume-0. To achieve"},{"line_number":803,"context_line":"  so, users are advised to 1) wait for the first clone finishing, or 2) create"},{"line_number":804,"context_line":"  volume-2 via cloning volume-0 instead of volume-1, or 3) create volume-1 with"},{"line_number":805,"context_line":"  ``--metadata async_migrate\u003dFalse``."},{"line_number":806,"context_line":""},{"line_number":807,"context_line":""},{"line_number":808,"context_line":"Best practice"}],"source_content_type":"text/x-rst","patch_set":1,"id":"3f79a3b5_98ebd50f","line":805,"range":{"start_line":803,"start_character":27,"end_line":805,"end_character":37},"in_reply_to":"3f79a3b5_92466622","updated":"2018-10-11 01:46:43.000000000","message":"Done","commit_id":"a3c0c19c9c858f8cff4077a3eed58f1d5a346096"},{"author":{"_account_id":27336,"name":"XiaojueGuan","email":"xiaojueguan@gmail.com","username":"XiaojueGuan"},"change_message_id":"ac45281954a5aacf084f64827594abab3bf05d3b","unresolved":false,"context_lines":[{"line_number":798,"context_line":""},{"line_number":799,"context_line":"- Before the migration finishes, snapshots cannot be created from the source"},{"line_number":800,"context_line":"  volume, which could affect subsequent clones from the same source volume."},{"line_number":801,"context_line":"  The typical affected use case is that creating volume-2 via cloning"},{"line_number":802,"context_line":"  volume-1 immediately after creating volume-1 via cloning volume-0. To achieve"},{"line_number":803,"context_line":"  so, users are advised to take any one of below actions:"},{"line_number":804,"context_line":""},{"line_number":805,"context_line":"  1) wait for the first clone finishing, or"},{"line_number":806,"context_line":"  2) create volume-2 via cloning volume-0 instead of volume-1, or"}],"source_content_type":"text/x-rst","patch_set":2,"id":"3f79a3b5_c7fdd33b","line":803,"range":{"start_line":801,"start_character":26,"end_line":803,"end_character":57},"updated":"2018-10-11 23:38:07.000000000","message":"i think the use case is well enough to explain the situation on migration layer.","commit_id":"3269da58d8fb6cdbb902487914e7a6dedee8b22f"}]}