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{"specs/queens/approved/zone-migration-strategy.rst":[{"author":{"_account_id":21692,"name":"licanwei","email":"li.canwei2@zte.com.cn","username":"licanwei"},"change_message_id":"b02e13148c1c60c2f637803e1e854b8c3adc6d14","unresolved":false,"context_lines":[{"line_number":32,"context_line":"Proposed change"},{"line_number":33,"context_line":"\u003d\u003d\u003d\u003d\u003d\u003d\u003d\u003d\u003d\u003d\u003d\u003d\u003d\u003d\u003d"},{"line_number":34,"context_line":""},{"line_number":35,"context_line":"Add goal \"Zone migration\". The goal is to migrate instances and volumes on"},{"line_number":36,"context_line":"a set(called \"Zone\" in this spec) of compute nodes and storage."},{"line_number":37,"context_line":"The goal has four efficacy indicator."},{"line_number":38,"context_line":""}],"source_content_type":"text/x-rst","patch_set":1,"id":"7f287b81_38d3a2d7","line":35,"range":{"start_line":35,"start_character":10,"end_line":35,"end_character":24},"updated":"2017-08-29 03:16:40.000000000","message":"I suggest the goal name is \u0027hardware maintenance\u0027. \nand Zone migration as the strategy name.","commit_id":"cec37f28b1fb1ceb8d0c9e60501cedabf1012055"},{"author":{"_account_id":13111,"name":"Hidekazu Nakamura","email":"hidekazuna@gmail.com","username":"hid-nakamura"},"change_message_id":"7b50f22a5ea88ce71f91757e23ec7646ed1a9ca9","unresolved":false,"context_lines":[{"line_number":32,"context_line":"Proposed change"},{"line_number":33,"context_line":"\u003d\u003d\u003d\u003d\u003d\u003d\u003d\u003d\u003d\u003d\u003d\u003d\u003d\u003d\u003d"},{"line_number":34,"context_line":""},{"line_number":35,"context_line":"Add goal \"Zone migration\". The goal is to migrate instances and volumes on"},{"line_number":36,"context_line":"a set(called \"Zone\" in this spec) of compute nodes and storage."},{"line_number":37,"context_line":"The goal has four efficacy indicator."},{"line_number":38,"context_line":""}],"source_content_type":"text/x-rst","patch_set":1,"id":"7f287b81_62095394","line":35,"range":{"start_line":35,"start_character":10,"end_line":35,"end_character":24},"in_reply_to":"7f287b81_38d3a2d7","updated":"2017-08-30 03:15:18.000000000","message":"Done","commit_id":"cec37f28b1fb1ceb8d0c9e60501cedabf1012055"},{"author":{"_account_id":21692,"name":"licanwei","email":"li.canwei2@zte.com.cn","username":"licanwei"},"change_message_id":"b02e13148c1c60c2f637803e1e854b8c3adc6d14","unresolved":false,"context_lines":[{"line_number":57,"context_line":"  volumes which should be updated."},{"line_number":58,"context_line":""},{"line_number":59,"context_line":"Add strategy \"Descending order migration\"."},{"line_number":60,"context_line":"The strategy gets volume and intance ids or names given by input parameter."},{"line_number":61,"context_line":"Then the strategy prioritizes them by the following list given by"},{"line_number":62,"context_line":"input parameter."},{"line_number":63,"context_line":""}],"source_content_type":"text/x-rst","patch_set":1,"id":"7f287b81_78becab4","line":60,"range":{"start_line":60,"start_character":29,"end_line":60,"end_character":36},"updated":"2017-08-29 03:16:40.000000000","message":"instance","commit_id":"cec37f28b1fb1ceb8d0c9e60501cedabf1012055"},{"author":{"_account_id":13111,"name":"Hidekazu Nakamura","email":"hidekazuna@gmail.com","username":"hid-nakamura"},"change_message_id":"7b50f22a5ea88ce71f91757e23ec7646ed1a9ca9","unresolved":false,"context_lines":[{"line_number":57,"context_line":"  volumes which should be updated."},{"line_number":58,"context_line":""},{"line_number":59,"context_line":"Add strategy \"Descending order migration\"."},{"line_number":60,"context_line":"The strategy gets volume and intance ids or names given by input parameter."},{"line_number":61,"context_line":"Then the strategy prioritizes them by the following list given by"},{"line_number":62,"context_line":"input parameter."},{"line_number":63,"context_line":""}],"source_content_type":"text/x-rst","patch_set":1,"id":"7f287b81_622ef3fb","line":60,"range":{"start_line":60,"start_character":29,"end_line":60,"end_character":36},"in_reply_to":"7f287b81_78becab4","updated":"2017-08-30 03:15:18.000000000","message":"I am sorry I made a mistake. In patch set 2, I proposed compute node and storage pool names instead of volume and instance ids or names.","commit_id":"cec37f28b1fb1ceb8d0c9e60501cedabf1012055"},{"author":{"_account_id":21692,"name":"licanwei","email":"li.canwei2@zte.com.cn","username":"licanwei"},"change_message_id":"b02e13148c1c60c2f637803e1e854b8c3adc6d14","unresolved":false,"context_lines":[{"line_number":89,"context_line":""},{"line_number":90,"context_line":"After that, the strategy migrates all chosen volumes first by volume_migrate"},{"line_number":91,"context_line":"action. Then the strategy migrates all chosen intstances by migrate action."},{"line_number":92,"context_line":"Destination can be given by input parameter."},{"line_number":93,"context_line":""},{"line_number":94,"context_line":"If volume is attached to an instance, the instance can be migrated just after"},{"line_number":95,"context_line":"attached volume. This behavior is configurable."}],"source_content_type":"text/x-rst","patch_set":1,"id":"7f287b81_987a96ee","line":92,"range":{"start_line":92,"start_character":28,"end_line":92,"end_character":43},"updated":"2017-08-29 03:16:40.000000000","message":"Can you list how many parameters in the input parameter?","commit_id":"cec37f28b1fb1ceb8d0c9e60501cedabf1012055"},{"author":{"_account_id":13111,"name":"Hidekazu Nakamura","email":"hidekazuna@gmail.com","username":"hid-nakamura"},"change_message_id":"7b50f22a5ea88ce71f91757e23ec7646ed1a9ca9","unresolved":false,"context_lines":[{"line_number":89,"context_line":""},{"line_number":90,"context_line":"After that, the strategy migrates all chosen volumes first by volume_migrate"},{"line_number":91,"context_line":"action. Then the strategy migrates all chosen intstances by migrate action."},{"line_number":92,"context_line":"Destination can be given by input parameter."},{"line_number":93,"context_line":""},{"line_number":94,"context_line":"If volume is attached to an instance, the instance can be migrated just after"},{"line_number":95,"context_line":"attached volume. This behavior is configurable."}],"source_content_type":"text/x-rst","patch_set":1,"id":"7f287b81_22346b49","line":92,"range":{"start_line":92,"start_character":28,"end_line":92,"end_character":43},"in_reply_to":"7f287b81_987a96ee","updated":"2017-08-30 03:15:18.000000000","message":"Done","commit_id":"cec37f28b1fb1ceb8d0c9e60501cedabf1012055"},{"author":{"_account_id":21692,"name":"licanwei","email":"li.canwei2@zte.com.cn","username":"licanwei"},"change_message_id":"b02e13148c1c60c2f637803e1e854b8c3adc6d14","unresolved":false,"context_lines":[{"line_number":91,"context_line":"action. Then the strategy migrates all chosen intstances by migrate action."},{"line_number":92,"context_line":"Destination can be given by input parameter."},{"line_number":93,"context_line":""},{"line_number":94,"context_line":"If volume is attached to an instance, the instance can be migrated just after"},{"line_number":95,"context_line":"attached volume. This behavior is configurable."},{"line_number":96,"context_line":""},{"line_number":97,"context_line":"The strategy uses weights planner which has the number of actions to be run"},{"line_number":98,"context_line":"in parallel on a per action type basis."}],"source_content_type":"text/x-rst","patch_set":1,"id":"7f287b81_5832ee5f","line":95,"range":{"start_line":94,"start_character":38,"end_line":95,"end_character":15},"updated":"2017-08-29 03:16:40.000000000","message":"What\u0027s the mean? I don\u0027t understand.","commit_id":"cec37f28b1fb1ceb8d0c9e60501cedabf1012055"},{"author":{"_account_id":13111,"name":"Hidekazu Nakamura","email":"hidekazuna@gmail.com","username":"hid-nakamura"},"change_message_id":"7b50f22a5ea88ce71f91757e23ec7646ed1a9ca9","unresolved":false,"context_lines":[{"line_number":91,"context_line":"action. Then the strategy migrates all chosen intstances by migrate action."},{"line_number":92,"context_line":"Destination can be given by input parameter."},{"line_number":93,"context_line":""},{"line_number":94,"context_line":"If volume is attached to an instance, the instance can be migrated just after"},{"line_number":95,"context_line":"attached volume. This behavior is configurable."},{"line_number":96,"context_line":""},{"line_number":97,"context_line":"The strategy uses weights planner which has the number of actions to be run"},{"line_number":98,"context_line":"in parallel on a per action type basis."}],"source_content_type":"text/x-rst","patch_set":1,"id":"7f287b81_421ad7cb","line":95,"range":{"start_line":94,"start_character":38,"end_line":95,"end_character":15},"in_reply_to":"7f287b81_5832ee5f","updated":"2017-08-30 03:15:18.000000000","message":"For performance reason, instance should be close to the volume attached to it. So I propose instance will be migrated just after the volume attached to it has been migrated.","commit_id":"cec37f28b1fb1ceb8d0c9e60501cedabf1012055"},{"author":{"_account_id":21692,"name":"licanwei","email":"li.canwei2@zte.com.cn","username":"licanwei"},"change_message_id":"b02e13148c1c60c2f637803e1e854b8c3adc6d14","unresolved":false,"context_lines":[{"line_number":101,"context_line":"with network workload."},{"line_number":102,"context_line":"The strategy gets hardware.network.incoming.bytes and"},{"line_number":103,"context_line":"hardware.network.outgoing.bytes from ceilometer for each host."},{"line_number":104,"context_line":"If those are under threshold given by input paramter, the number is"},{"line_number":105,"context_line":"increased. If those are over threshold, the number becomes zero"},{"line_number":106,"context_line":"(zero means single action)."},{"line_number":107,"context_line":""}],"source_content_type":"text/x-rst","patch_set":1,"id":"7f287b81_5880aebf","line":104,"range":{"start_line":104,"start_character":44,"end_line":104,"end_character":52},"updated":"2017-08-29 03:16:40.000000000","message":"parameter","commit_id":"cec37f28b1fb1ceb8d0c9e60501cedabf1012055"},{"author":{"_account_id":13111,"name":"Hidekazu Nakamura","email":"hidekazuna@gmail.com","username":"hid-nakamura"},"change_message_id":"7b50f22a5ea88ce71f91757e23ec7646ed1a9ca9","unresolved":false,"context_lines":[{"line_number":101,"context_line":"with network workload."},{"line_number":102,"context_line":"The strategy gets hardware.network.incoming.bytes and"},{"line_number":103,"context_line":"hardware.network.outgoing.bytes from ceilometer for each host."},{"line_number":104,"context_line":"If those are under threshold given by input paramter, the number is"},{"line_number":105,"context_line":"increased. If those are over threshold, the number becomes zero"},{"line_number":106,"context_line":"(zero means single action)."},{"line_number":107,"context_line":""}],"source_content_type":"text/x-rst","patch_set":1,"id":"7f287b81_220d8b8f","line":104,"range":{"start_line":104,"start_character":44,"end_line":104,"end_character":52},"in_reply_to":"7f287b81_5880aebf","updated":"2017-08-30 03:15:18.000000000","message":"Done","commit_id":"cec37f28b1fb1ceb8d0c9e60501cedabf1012055"},{"author":{"_account_id":19055,"name":"Alexander Chadin","email":"joker946@gmail.com","username":"joker946"},"change_message_id":"800ed2d9f5dac38b97b0858dfc7d43ed4a675cc2","unresolved":false,"context_lines":[{"line_number":32,"context_line":"Proposed change"},{"line_number":33,"context_line":"\u003d\u003d\u003d\u003d\u003d\u003d\u003d\u003d\u003d\u003d\u003d\u003d\u003d\u003d\u003d"},{"line_number":34,"context_line":""},{"line_number":35,"context_line":"Add goal \"Hardware maintenance\". The goal is to migrate instances and volumes"},{"line_number":36,"context_line":"on a set(called \"Zone\" in this spec) of compute nodes and storage."},{"line_number":37,"context_line":"The goal has four efficacy indicator."},{"line_number":38,"context_line":""}],"source_content_type":"text/x-rst","patch_set":2,"id":"7f287b81_0a34e5fa","line":35,"range":{"start_line":35,"start_character":4,"end_line":35,"end_character":8},"updated":"2017-08-30 07:06:23.000000000","message":"Add reference","commit_id":"afec020dc53245a892d06ab87f78808e466b52fd"},{"author":{"_account_id":13111,"name":"Hidekazu Nakamura","email":"hidekazuna@gmail.com","username":"hid-nakamura"},"change_message_id":"9916aab0f6e348aea2c0e560dd64bcf990e9cfdb","unresolved":false,"context_lines":[{"line_number":32,"context_line":"Proposed change"},{"line_number":33,"context_line":"\u003d\u003d\u003d\u003d\u003d\u003d\u003d\u003d\u003d\u003d\u003d\u003d\u003d\u003d\u003d"},{"line_number":34,"context_line":""},{"line_number":35,"context_line":"Add goal \"Hardware maintenance\". The goal is to migrate instances and volumes"},{"line_number":36,"context_line":"on a set(called \"Zone\" in this spec) of compute nodes and storage."},{"line_number":37,"context_line":"The goal has four efficacy indicator."},{"line_number":38,"context_line":""}],"source_content_type":"text/x-rst","patch_set":2,"id":"7f287b81_b016eda6","line":35,"range":{"start_line":35,"start_character":4,"end_line":35,"end_character":8},"in_reply_to":"7f287b81_0a34e5fa","updated":"2017-09-05 01:23:37.000000000","message":"Done","commit_id":"afec020dc53245a892d06ab87f78808e466b52fd"},{"author":{"_account_id":19055,"name":"Alexander Chadin","email":"joker946@gmail.com","username":"joker946"},"change_message_id":"800ed2d9f5dac38b97b0858dfc7d43ed4a675cc2","unresolved":false,"context_lines":[{"line_number":34,"context_line":""},{"line_number":35,"context_line":"Add goal \"Hardware maintenance\". 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Then the strategy migrates all chosen intstances by migrate action."},{"line_number":93,"context_line":"Destination can be given by input parameter."},{"line_number":94,"context_line":""},{"line_number":95,"context_line":"If volume is attached to an instance, the instance can be migrated"}],"source_content_type":"text/x-rst","patch_set":3,"id":"7f287b81_87cbd870","line":92,"range":{"start_line":92,"start_character":46,"end_line":92,"end_character":56},"updated":"2017-09-02 09:05:30.000000000","message":"instances","commit_id":"9d8b0dee981bb9bf5d5f62958145846a2132b87a"},{"author":{"_account_id":13111,"name":"Hidekazu Nakamura","email":"hidekazuna@gmail.com","username":"hid-nakamura"},"change_message_id":"ae431a5e46cd141d9eaac01efc6a873ca06cf009","unresolved":false,"context_lines":[{"line_number":89,"context_line":"  * created_at"},{"line_number":90,"context_line":""},{"line_number":91,"context_line":"The strategy migrates all chosen volumes first by volume_migrate"},{"line_number":92,"context_line":"action. Then the strategy migrates all chosen intstances by migrate action."},{"line_number":93,"context_line":"Destination can be given by input parameter."},{"line_number":94,"context_line":""},{"line_number":95,"context_line":"If volume is attached to an instance, the instance can be migrated"}],"source_content_type":"text/x-rst","patch_set":3,"id":"7f287b81_102141fc","line":92,"range":{"start_line":92,"start_character":46,"end_line":92,"end_character":56},"in_reply_to":"7f287b81_87cbd870","updated":"2017-09-05 01:24:00.000000000","message":"Done","commit_id":"9d8b0dee981bb9bf5d5f62958145846a2132b87a"},{"author":{"_account_id":18971,"name":"Vincent Françoise","email":"Vincent.FRANCOISE@b-com.com","username":"v-francoise"},"change_message_id":"d4ab9975550d90622caa7d233cfde5812cf943b3","unresolved":false,"context_lines":[{"line_number":96,"context_line":"just after attached volume is migrated. Because they should be near place"},{"line_number":97,"context_line":"for performance reason. This behavior is configurable."},{"line_number":98,"context_line":""},{"line_number":99,"context_line":"The strategy uses weights planner which has the number of actions to be run"},{"line_number":100,"context_line":"in parallel on a per action type basis."},{"line_number":101,"context_line":"In addition to that, the strategy has the number of actions to be run in"},{"line_number":102,"context_line":"parallel per node or pool. The number is first given by the input parameter"}],"source_content_type":"text/x-rst","patch_set":3,"id":"7f287b81_07a5a8b5","line":99,"range":{"start_line":99,"start_character":33,"end_line":99,"end_character":34},"updated":"2017-09-02 09:05:30.000000000","message":"IMHO, we should add here that it is the planner by default (not the only one in case we make that configurable later on)","commit_id":"9d8b0dee981bb9bf5d5f62958145846a2132b87a"},{"author":{"_account_id":13111,"name":"Hidekazu Nakamura","email":"hidekazuna@gmail.com","username":"hid-nakamura"},"change_message_id":"ae431a5e46cd141d9eaac01efc6a873ca06cf009","unresolved":false,"context_lines":[{"line_number":96,"context_line":"just after attached volume is migrated. Because they should be near place"},{"line_number":97,"context_line":"for performance reason. This behavior is configurable."},{"line_number":98,"context_line":""},{"line_number":99,"context_line":"The strategy uses weights planner which has the number of actions to be run"},{"line_number":100,"context_line":"in parallel on a per action type basis."},{"line_number":101,"context_line":"In addition to that, the strategy has the number of actions to be run in"},{"line_number":102,"context_line":"parallel per node or pool. The number is first given by the input parameter"}],"source_content_type":"text/x-rst","patch_set":3,"id":"7f287b81_f01b55c7","line":99,"range":{"start_line":99,"start_character":33,"end_line":99,"end_character":34},"in_reply_to":"7f287b81_07a5a8b5","updated":"2017-09-05 01:24:00.000000000","message":"Done","commit_id":"9d8b0dee981bb9bf5d5f62958145846a2132b87a"},{"author":{"_account_id":19457,"name":"aditi sharma","email":"adi.sky17@gmail.com","username":"aditi"},"change_message_id":"fa51111632fba6e7419efa5c68d3b595142ff725","unresolved":false,"context_lines":[{"line_number":38,"context_line":""},{"line_number":39,"context_line":"* live_instance_count"},{"line_number":40,"context_line":""},{"line_number":41,"context_line":"  Ratio of the number of lively migrated instances devided by the instances"},{"line_number":42,"context_line":"  which should be lively migrated."},{"line_number":43,"context_line":""},{"line_number":44,"context_line":"* 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input"},{"line_number":99,"context_line":"parameter, and gets instances and volumes on them from cluster data model."},{"line_number":100,"context_line":"After that, the strategy prioritizes them by the following list given by"},{"line_number":101,"context_line":"input parameter."},{"line_number":102,"context_line":""},{"line_number":103,"context_line":"* project"},{"line_number":104,"context_line":""}],"source_content_type":"text/x-rst","patch_set":8,"id":"7f515b1d_9aca2f18","line":101,"range":{"start_line":100,"start_character":0,"end_line":101,"end_character":16},"in_reply_to":"7f515b1d_fda5c49f","updated":"2017-10-04 04:23:44.000000000","message":"Done","commit_id":"d928809df77a0b612cabe81a62d43a9ae095746b"},{"author":{"_account_id":19055,"name":"Alexander 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Nakamura","email":"hidekazuna@gmail.com","username":"hid-nakamura"},"change_message_id":"48fecb512164703b7cded73bdc031ddcc50dede6","unresolved":false,"context_lines":[{"line_number":154,"context_line":""},{"line_number":155,"context_line":"    compute_node\": ["},{"line_number":156,"context_line":"            {"},{"line_number":157,"context_line":"                \"src_node\": \"cen-cmp02\","},{"line_number":158,"context_line":"                \"dst_node\": \"cen-cmp01\""},{"line_number":159,"context_line":"            },"},{"line_number":160,"context_line":"            ......"}],"source_content_type":"text/x-rst","patch_set":8,"id":"7f515b1d_1aff5f35","line":157,"range":{"start_line":157,"start_character":16,"end_line":157,"end_character":40},"in_reply_to":"7f515b1d_a2c3a7ec","updated":"2017-10-04 04:23:44.000000000","message":"Yes, the strategy tries to migrate all instances from src_node to dst_node, if dst_node given.","commit_id":"d928809df77a0b612cabe81a62d43a9ae095746b"}]}