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{"/PATCHSET_LEVEL":[{"author":{"_account_id":11904,"name":"Sean McGinnis","email":"sean.mcginnis@gmail.com","username":"SeanM"},"change_message_id":"061e6e730dfedab167d5c1e8f8f2aac7c8f5d9c4","unresolved":false,"context_lines":[],"source_content_type":"","patch_set":3,"id":"e276e083_eea792a3","updated":"2025-12-12 21:39:55.000000000","message":"Has legitimate CI failures that still need to be addressed. 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It would be good to give operators an idea of what to expect.","commit_id":"2250fe34f10feb05d40430c39733ddef8ffc25c8"},{"author":{"_account_id":36725,"name":"Nilesh Thathagar","display_name":"Nilesh Thathagar","email":"nilesh.thathagar@dell.com","username":"NileshT"},"change_message_id":"27e9933db9681f9bf440fd4a6347b248a92e1280","unresolved":false,"context_lines":[],"source_content_type":"","patch_set":5,"id":"5d89b6bb_5b7db40c","updated":"2026-02-20 05:25:19.000000000","message":"@rosmaita.fossdev@gmail.com thanks for the review, updated doc according cinder user prospective.","commit_id":"1425deaeab0a48db73fe8414e6d8895e1f13c328"}],"doc/source/configuration/block-storage/drivers/dell-emc-powermax-driver.rst":[{"author":{"_account_id":36962,"name":"Volodymyr Boiko","display_name":"Volodymyr","email":"volodymyr.boiko@vastdata.com","username":"fnn45"},"change_message_id":"b34afa1d729a232b3dc567e20464bd4268c5f64d","unresolved":true,"context_lines":[{"line_number":255,"context_line":""},{"line_number":256,"context_line":".. note::"},{"line_number":257,"context_line":""},{"line_number":258,"context_line":"   A maximum of 5 concurrent operations is to be considered for optimal performance"},{"line_number":259,"context_line":"   and functionality. This limitation is based upon current UniSphere for PowerMax"},{"line_number":260,"context_line":"   capabilities and may change in the future."},{"line_number":261,"context_line":""}],"source_content_type":"text/x-rst","patch_set":1,"id":"d5d04afc_31bb3715","line":258,"updated":"2025-09-26 19:38:38.000000000","message":"Is this related to all operations IOW \"read-only\" ops are also included?\nOr it is going to be only \"Provision related operations\"?\n\nif so please refine this note.","commit_id":"ef325f81d42ee5cf9f7d526687f704df867171ce"},{"author":{"_account_id":31779,"name":"Jean Pierre Roquesalane","display_name":"happystacker","email":"jeanpierre.roquesalane@dell.com","username":"happystacker"},"change_message_id":"3377643df15b93de034f36fb9f5356dbaf7d24ad","unresolved":false,"context_lines":[{"line_number":255,"context_line":""},{"line_number":256,"context_line":".. note::"},{"line_number":257,"context_line":""},{"line_number":258,"context_line":"   A maximum of 5 concurrent operations is to be considered for optimal performance"},{"line_number":259,"context_line":"   and functionality. This limitation is based upon current UniSphere for PowerMax"},{"line_number":260,"context_line":"   capabilities and may change in the future."},{"line_number":261,"context_line":""}],"source_content_type":"text/x-rst","patch_set":1,"id":"de79f52f_fe9a72fb","line":258,"in_reply_to":"92352823_6ceaa616","updated":"2025-09-27 08:11:22.000000000","message":"Done","commit_id":"ef325f81d42ee5cf9f7d526687f704df867171ce"},{"author":{"_account_id":31779,"name":"Jean Pierre Roquesalane","display_name":"happystacker","email":"jeanpierre.roquesalane@dell.com","username":"happystacker"},"change_message_id":"24850b2dd9bfc60f15fbd61e534b3edf5f185a43","unresolved":true,"context_lines":[{"line_number":255,"context_line":""},{"line_number":256,"context_line":".. note::"},{"line_number":257,"context_line":""},{"line_number":258,"context_line":"   A maximum of 5 concurrent operations is to be considered for optimal performance"},{"line_number":259,"context_line":"   and functionality. This limitation is based upon current UniSphere for PowerMax"},{"line_number":260,"context_line":"   capabilities and may change in the future."},{"line_number":261,"context_line":""}],"source_content_type":"text/x-rst","patch_set":1,"id":"92352823_6ceaa616","line":258,"in_reply_to":"d5d04afc_31bb3715","updated":"2025-09-27 07:24:51.000000000","message":"This is related to all PUT, POSTS and DELETE API operations, so cleary more tied to provisioning and management purposes.\nViewing or querying operations are not impacted.","commit_id":"ef325f81d42ee5cf9f7d526687f704df867171ce"},{"author":{"_account_id":5314,"name":"Brian Rosmaita","email":"rosmaita.fossdev@gmail.com","username":"brian-rosmaita"},"change_message_id":"6eb0d6744fdc35a2e809cf26f0d49c23b5da27ef","unresolved":true,"context_lines":[{"line_number":261,"context_line":"   This applies only to all PUT, POST and DELETE API requests and mostly targets"},{"line_number":262,"context_line":"   provisioning or configuration operations."},{"line_number":263,"context_line":"   Viewing or querying operations are not impacted by this limit."},{"line_number":264,"context_line":""},{"line_number":265,"context_line":"PowerMax drivers support these operations:"},{"line_number":266,"context_line":""},{"line_number":267,"context_line":"-  Create, list, delete, attach, and detach volumes"}],"source_content_type":"text/x-rst","patch_set":4,"id":"31a03bb9_b6a54d50","line":264,"updated":"2026-01-27 23:43:01.000000000","message":"It would be helpful to say something about what this means in terms of the Block Storage service in an OpenStack cloud ... i.e., should an operator expect end users to get a lot of volumes going to \u0027error\u0027 status?  There doesn\u0027t seem to be much an operator can do here except explain to end users that they should expect to see volumes go to \u0027error\u0027 and should delete and retry.  Or is it the case that the volumes will still be created, it\u0027s just that they may take a long time if more than 5 put/post/delete operations are requested concurrently?","commit_id":"2250fe34f10feb05d40430c39733ddef8ffc25c8"},{"author":{"_account_id":36725,"name":"Nilesh Thathagar","display_name":"Nilesh Thathagar","email":"nilesh.thathagar@dell.com","username":"NileshT"},"change_message_id":"27e9933db9681f9bf440fd4a6347b248a92e1280","unresolved":false,"context_lines":[{"line_number":261,"context_line":"   This applies only to all PUT, POST and DELETE API requests and mostly targets"},{"line_number":262,"context_line":"   provisioning or configuration operations."},{"line_number":263,"context_line":"   Viewing or querying operations are not impacted by this limit."},{"line_number":264,"context_line":""},{"line_number":265,"context_line":"PowerMax drivers support these operations:"},{"line_number":266,"context_line":""},{"line_number":267,"context_line":"-  Create, list, delete, attach, and detach volumes"}],"source_content_type":"text/x-rst","patch_set":4,"id":"deacf717_83241f5b","line":264,"in_reply_to":"31a03bb9_b6a54d50","updated":"2026-02-20 05:25:19.000000000","message":"Done","commit_id":"2250fe34f10feb05d40430c39733ddef8ffc25c8"},{"author":{"_account_id":10058,"name":"Erlon R. Cruz","email":"erlon.rodrigues.cruz@canonical.com","username":"sombrafam"},"change_message_id":"ebf06485c8c8ffe9a4115ed5ea4463943d8d5797","unresolved":true,"context_lines":[{"line_number":255,"context_line":""},{"line_number":256,"context_line":".. note::"},{"line_number":257,"context_line":""},{"line_number":258,"context_line":"   A maximum of five concurrent operations is recommended to ensure optimal"},{"line_number":259,"context_line":"   performance and reliability. This limitation is based on the current capabilities"},{"line_number":260,"context_line":"   of UniSphere for PowerMax and may change in future releases."},{"line_number":261,"context_line":"   This limit applies only to PUT, POST, and DELETE API requests, which"},{"line_number":262,"context_line":"   primarily involve provisioning and configuration tasks. GET (view or query)"},{"line_number":263,"context_line":"   operations are not affected by this limitation."},{"line_number":264,"context_line":"   Due to this backend constraint, users should avoid performing more than five"},{"line_number":265,"context_line":"   attach or detach related operations concurrently. Exceeding this limit may result in"},{"line_number":266,"context_line":"   increased wait times or potential failures during attach/detach operations."},{"line_number":267,"context_line":""},{"line_number":268,"context_line":"PowerMax drivers support these operations:"},{"line_number":269,"context_line":""}],"source_content_type":"text/x-rst","patch_set":5,"id":"26064f23_104895dd","line":266,"range":{"start_line":258,"start_character":2,"end_line":266,"end_character":78},"updated":"2026-02-23 23:54:34.000000000","message":"I know it\u0027s beyond the scope of this patch, but users shouldn\u0027t have to worry about this limitation. Additionally, the number of attachments might quickly get out of control since the operator cannot limit what the users are doing. If the storage interface has a limitation, the driver should cap and queue the number of concurrent operations through the storage.","commit_id":"1425deaeab0a48db73fe8414e6d8895e1f13c328"}]}