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{"doc/source/cells.rst":[{"author":{"_account_id":4393,"name":"Dan Smith","email":"dms@danplanet.com","username":"danms"},"change_message_id":"1d6a0daac772a7cad52094448495eb72f682c5b4","unresolved":false,"context_lines":[{"line_number":19,"context_line":"Cells V1"},{"line_number":20,"context_line":"\u003d\u003d\u003d\u003d\u003d\u003d\u003d\u003d"},{"line_number":21,"context_line":""},{"line_number":22,"context_line":"Nova currently depends on a single logical database and message queue that all"},{"line_number":23,"context_line":"nodes depend on for communication and data persistence. This becomes an issue"},{"line_number":24,"context_line":"for deployers as scaling and providing fault tolerance for these systems is"},{"line_number":25,"context_line":"difficult."}],"source_content_type":"text/x-rst","patch_set":1,"id":"fa69d971_edcde45d","line":22,"range":{"start_line":22,"start_character":0,"end_line":22,"end_character":55},"updated":"2016-01-04 21:03:51.000000000","message":"This is not technically correct anymore. Maybe \"historically, nova has...\" ?","commit_id":"0432a50db75a1e2e23db1686d7c18ac9ebb62a7a"},{"author":{"_account_id":6873,"name":"Matt Riedemann","email":"mriedem.os@gmail.com","username":"mriedem"},"change_message_id":"c8f3e105bcb6bef05c1e4c58514d311fc89d01e4","unresolved":false,"context_lines":[{"line_number":19,"context_line":"Cells V1"},{"line_number":20,"context_line":"\u003d\u003d\u003d\u003d\u003d\u003d\u003d\u003d"},{"line_number":21,"context_line":""},{"line_number":22,"context_line":"Nova currently depends on a single logical database and message queue that all"},{"line_number":23,"context_line":"nodes depend on for communication and data persistence. This becomes an issue"},{"line_number":24,"context_line":"for deployers as scaling and providing fault tolerance for these systems is"},{"line_number":25,"context_line":"difficult."}],"source_content_type":"text/x-rst","patch_set":1,"id":"fa69d971_b9414f65","line":22,"range":{"start_line":22,"start_character":0,"end_line":22,"end_character":55},"in_reply_to":"fa69d971_3d9c8b5c","updated":"2016-01-05 14:50:11.000000000","message":"Done","commit_id":"0432a50db75a1e2e23db1686d7c18ac9ebb62a7a"},{"author":{"_account_id":6873,"name":"Matt Riedemann","email":"mriedem.os@gmail.com","username":"mriedem"},"change_message_id":"c066674fdbc2246b0a3a43ec10c32a35900ecd4f","unresolved":false,"context_lines":[{"line_number":19,"context_line":"Cells V1"},{"line_number":20,"context_line":"\u003d\u003d\u003d\u003d\u003d\u003d\u003d\u003d"},{"line_number":21,"context_line":""},{"line_number":22,"context_line":"Nova currently depends on a single logical database and message queue that all"},{"line_number":23,"context_line":"nodes depend on for communication and data persistence. This becomes an issue"},{"line_number":24,"context_line":"for deployers as scaling and providing fault tolerance for these systems is"},{"line_number":25,"context_line":"difficult."}],"source_content_type":"text/x-rst","patch_set":1,"id":"fa69d971_3d9c8b5c","line":22,"range":{"start_line":22,"start_character":0,"end_line":22,"end_character":55},"in_reply_to":"fa69d971_edcde45d","updated":"2016-01-04 22:11:37.000000000","message":"Yeah, good point, I\u0027ll update with your wording.","commit_id":"0432a50db75a1e2e23db1686d7c18ac9ebb62a7a"},{"author":{"_account_id":4393,"name":"Dan Smith","email":"dms@danplanet.com","username":"danms"},"change_message_id":"1d6a0daac772a7cad52094448495eb72f682c5b4","unresolved":false,"context_lines":[{"line_number":24,"context_line":"for deployers as scaling and providing fault tolerance for these systems is"},{"line_number":25,"context_line":"difficult."},{"line_number":26,"context_line":""},{"line_number":27,"context_line":"We have an experimental feature in Nova called \"cells\" which is used by some"},{"line_number":28,"context_line":"large deployments to partition compute nodes into smaller groups, coupled with"},{"line_number":29,"context_line":"a database and queue. This seems to be a well-liked and easy-to-understand"},{"line_number":30,"context_line":"arrangement of resources, but the implementation of it has issues for"}],"source_content_type":"text/x-rst","patch_set":1,"id":"fa69d971_edf40488","line":27,"range":{"start_line":27,"start_character":40,"end_line":27,"end_character":54},"updated":"2016-01-04 21:03:51.000000000","message":"Hereafter referred to as \"Cells V1\"","commit_id":"0432a50db75a1e2e23db1686d7c18ac9ebb62a7a"},{"author":{"_account_id":5441,"name":"Andrew Laski","email":"andrew@lascii.com","username":"alaski"},"change_message_id":"09c8a9185de1f241cd2132999158368324fae544","unresolved":false,"context_lines":[{"line_number":24,"context_line":"for deployers as scaling and providing fault tolerance for these systems is"},{"line_number":25,"context_line":"difficult."},{"line_number":26,"context_line":""},{"line_number":27,"context_line":"We have an experimental feature in Nova called \"cells\" which is used by some"},{"line_number":28,"context_line":"large deployments to partition compute nodes into smaller groups, coupled with"},{"line_number":29,"context_line":"a database and queue. This seems to be a well-liked and easy-to-understand"},{"line_number":30,"context_line":"arrangement of resources, but the implementation of it has issues for"}],"source_content_type":"text/x-rst","patch_set":1,"id":"fa69d971_cd4020a8","line":27,"updated":"2016-01-04 21:02:15.000000000","message":"This reads a bit oddly now that it\u0027s in a cellsv1 section.","commit_id":"0432a50db75a1e2e23db1686d7c18ac9ebb62a7a"},{"author":{"_account_id":6873,"name":"Matt Riedemann","email":"mriedem.os@gmail.com","username":"mriedem"},"change_message_id":"c8f3e105bcb6bef05c1e4c58514d311fc89d01e4","unresolved":false,"context_lines":[{"line_number":24,"context_line":"for deployers as scaling and providing fault tolerance for these systems is"},{"line_number":25,"context_line":"difficult."},{"line_number":26,"context_line":""},{"line_number":27,"context_line":"We have an experimental feature in Nova called \"cells\" which is used by some"},{"line_number":28,"context_line":"large deployments to partition compute nodes into smaller groups, coupled with"},{"line_number":29,"context_line":"a database and queue. This seems to be a well-liked and easy-to-understand"},{"line_number":30,"context_line":"arrangement of resources, but the implementation of it has issues for"}],"source_content_type":"text/x-rst","patch_set":1,"id":"fa69d971_1c06491d","line":27,"range":{"start_line":27,"start_character":40,"end_line":27,"end_character":54},"in_reply_to":"fa69d971_7dbd23b6","updated":"2016-01-05 14:50:11.000000000","message":"Done","commit_id":"0432a50db75a1e2e23db1686d7c18ac9ebb62a7a"},{"author":{"_account_id":6873,"name":"Matt Riedemann","email":"mriedem.os@gmail.com","username":"mriedem"},"change_message_id":"c066674fdbc2246b0a3a43ec10c32a35900ecd4f","unresolved":false,"context_lines":[{"line_number":24,"context_line":"for deployers as scaling and providing fault tolerance for these systems is"},{"line_number":25,"context_line":"difficult."},{"line_number":26,"context_line":""},{"line_number":27,"context_line":"We have an experimental feature in Nova called \"cells\" which is used by some"},{"line_number":28,"context_line":"large deployments to partition compute nodes into smaller groups, coupled with"},{"line_number":29,"context_line":"a database and queue. This seems to be a well-liked and easy-to-understand"},{"line_number":30,"context_line":"arrangement of resources, but the implementation of it has issues for"}],"source_content_type":"text/x-rst","patch_set":1,"id":"fa69d971_7dbd23b6","line":27,"range":{"start_line":27,"start_character":40,"end_line":27,"end_character":54},"in_reply_to":"fa69d971_edf40488","updated":"2016-01-04 22:11:37.000000000","message":"I like Dan\u0027s suggestion, I\u0027ll incorporate that.","commit_id":"0432a50db75a1e2e23db1686d7c18ac9ebb62a7a"},{"author":{"_account_id":4393,"name":"Dan Smith","email":"dms@danplanet.com","username":"danms"},"change_message_id":"1d6a0daac772a7cad52094448495eb72f682c5b4","unresolved":false,"context_lines":[{"line_number":54,"context_line":"`2015/11/12 Nova meeting minutes"},{"line_number":55,"context_line":"\u003chttp://eavesdrop.openstack.org/meetings/nova/2015/nova.2015-11-12-14.00.log.html\u003e`_."},{"line_number":56,"context_line":""},{"line_number":57,"context_line":""},{"line_number":58,"context_line":"Cells V2"},{"line_number":59,"context_line":"\u003d\u003d\u003d\u003d\u003d\u003d\u003d\u003d"},{"line_number":60,"context_line":""}],"source_content_type":"text/x-rst","patch_set":1,"id":"fa69d971_6d7d74e6","line":57,"updated":"2016-01-04 21:03:51.000000000","message":"Maybe add a sentence here to say \"There are no plans to remove Cells V1 until V2 is usable by existing deployments and there is a migration path.\"  to head off the concerns?\n\nAlso, maybe something about not encouraging new deployments of cellsv1?","commit_id":"0432a50db75a1e2e23db1686d7c18ac9ebb62a7a"},{"author":{"_account_id":6873,"name":"Matt Riedemann","email":"mriedem.os@gmail.com","username":"mriedem"},"change_message_id":"c8f3e105bcb6bef05c1e4c58514d311fc89d01e4","unresolved":false,"context_lines":[{"line_number":54,"context_line":"`2015/11/12 Nova meeting minutes"},{"line_number":55,"context_line":"\u003chttp://eavesdrop.openstack.org/meetings/nova/2015/nova.2015-11-12-14.00.log.html\u003e`_."},{"line_number":56,"context_line":""},{"line_number":57,"context_line":""},{"line_number":58,"context_line":"Cells V2"},{"line_number":59,"context_line":"\u003d\u003d\u003d\u003d\u003d\u003d\u003d\u003d"},{"line_number":60,"context_line":""}],"source_content_type":"text/x-rst","patch_set":1,"id":"fa69d971_5cb92114","line":57,"in_reply_to":"fa69d971_3cca3b4f","updated":"2016-01-05 14:50:11.000000000","message":"I don\u0027t think it really makes sense to say \u0027new deployments are not encouraged\u0027 until you lay out the reasons why, which are in part (1) feature freeze and (2) a stance on not fixing latent bugs.","commit_id":"0432a50db75a1e2e23db1686d7c18ac9ebb62a7a"},{"author":{"_account_id":6873,"name":"Matt Riedemann","email":"mriedem.os@gmail.com","username":"mriedem"},"change_message_id":"c066674fdbc2246b0a3a43ec10c32a35900ecd4f","unresolved":false,"context_lines":[{"line_number":54,"context_line":"`2015/11/12 Nova meeting minutes"},{"line_number":55,"context_line":"\u003chttp://eavesdrop.openstack.org/meetings/nova/2015/nova.2015-11-12-14.00.log.html\u003e`_."},{"line_number":56,"context_line":""},{"line_number":57,"context_line":""},{"line_number":58,"context_line":"Cells V2"},{"line_number":59,"context_line":"\u003d\u003d\u003d\u003d\u003d\u003d\u003d\u003d"},{"line_number":60,"context_line":""}],"source_content_type":"text/x-rst","patch_set":1,"id":"fa69d971_bdeddbb8","line":57,"in_reply_to":"fa69d971_6d7d74e6","updated":"2016-01-04 22:11:37.000000000","message":"Yeah, definitely on the plans part so people aren\u0027t freaking out.\n\nI\u0027m not sure exactly what I\u0027d say about not encouraging new deployments, since it\u0027s kind of implied - experimental feature with minimal testing, feature frozen and known to have latent bugs which aren\u0027t aren\u0027t going to address. Do you have some wording? Maybe I\u0027d just say, \"Suffice it to say, new deployments of cells v1 are not encouraged.\"","commit_id":"0432a50db75a1e2e23db1686d7c18ac9ebb62a7a"},{"author":{"_account_id":782,"name":"John Garbutt","email":"john@johngarbutt.com","username":"johngarbutt"},"change_message_id":"c3c07daffc5424448444318485b3d8c644936870","unresolved":false,"context_lines":[{"line_number":54,"context_line":"`2015/11/12 Nova meeting minutes"},{"line_number":55,"context_line":"\u003chttp://eavesdrop.openstack.org/meetings/nova/2015/nova.2015-11-12-14.00.log.html\u003e`_."},{"line_number":56,"context_line":""},{"line_number":57,"context_line":""},{"line_number":58,"context_line":"Cells V2"},{"line_number":59,"context_line":"\u003d\u003d\u003d\u003d\u003d\u003d\u003d\u003d"},{"line_number":60,"context_line":""}],"source_content_type":"text/x-rst","patch_set":1,"id":"fa69d971_3cca3b4f","line":57,"in_reply_to":"fa69d971_bdeddbb8","updated":"2016-01-05 09:36:48.000000000","message":"I like the idea of adding the \"Suffice to say...\" bit too. Its tempting to put that near to top of the cell v1 section.","commit_id":"0432a50db75a1e2e23db1686d7c18ac9ebb62a7a"}]}