<div dir="ltr"><div><p dir="ltr" style="line-height:1.15;margin-top:0pt;margin-bottom:0pt;text-align:justify" id="docs-internal-guid-5d1ec707-bd76-7f2d-3e3f-586534cc2fe4"><span style="font-size:19px;font-family:"Times New Roman";color:rgb(0,0,0);background-color:transparent;font-weight:normal;font-style:normal;font-variant:normal;text-decoration:none;vertical-align:baseline">Good day, Stackers/Trovers.</span></p><br><br><p dir="ltr" style="line-height:1.15;margin-top:0pt;margin-bottom:0pt;text-indent:36pt;text-align:justify"><span style="font-size:19px;font-family:"Times New Roman";color:rgb(0,0,0);background-color:transparent;font-weight:normal;font-style:normal;font-variant:normal;text-decoration:none;vertical-align:baseline">During Paris Design Summit Clustering session [1] we, as community, came up with need of changing existing clustering API. By changing an API i mean deprecating existing clustering action because of its close connection to MongoDB datastore. There were no disagreement or concerns about deprecating existing “add_shard” action in favor of something more generic.</span></p><p dir="ltr" style="line-height:1.15;margin-top:0pt;margin-bottom:0pt;text-indent:36pt;text-align:justify"><span style="font-size:19px;font-family:"Times New Roman";color:rgb(0,0,0);background-color:transparent;font-weight:normal;font-style:normal;font-variant:normal;text-decoration:none;vertical-align:baseline">But here comes question about an API compatibility. To ensure that we wouldn’t break it we would need to add another action (that would eventually substitute “add_shard” action) and maintain “add_shard” action for N releases (IIRC one more release would be enough).</span></p><p dir="ltr" style="line-height:1.15;margin-top:0pt;margin-bottom:0pt;text-indent:36pt;text-align:justify"><span style="font-size:19px;font-family:"Times New Roman";color:rgb(0,0,0);background-color:transparent;font-weight:normal;font-style:normal;font-variant:normal;text-decoration:none;vertical-align:baseline">In terms of given suggestions during Clustering session i’ve made a spec [2] that reflects all needed changes in Clustering framework.</span></p><p dir="ltr" style="line-height:1.15;margin-top:0pt;margin-bottom:0pt;text-indent:36pt;text-align:justify"><span style="font-size:19px;font-family:"Times New Roman";color:rgb(0,0,0);background-color:transparent;font-weight:normal;font-style:normal;font-variant:normal;text-decoration:none;vertical-align:baseline">I’d like to collect all suggestions/concerns about given spec and i’d like to discuss it during next BP meeting [3].</span></p><br><span style="font-size:19px;font-family:"Times New Roman";color:rgb(0,0,0);background-color:transparent;font-weight:normal;font-style:normal;font-variant:normal;text-decoration:none;vertical-align:baseline" id="docs-internal-guid-5d1ec707-bd78-a1ac-7f09-edad589e62b3">[1] Session etherpad </span><a href="https://etherpad.openstack.org/p/kilo-summit-trove-clusters" style="text-decoration:none"><span style="font-size:19px;font-family:"Times New Roman";color:rgb(17,85,204);background-color:transparent;font-weight:normal;font-style:normal;font-variant:normal;text-decoration:underline;vertical-align:baseline">https://etherpad.openstack.org/p/kilo-summit-trove-clusters</span></a><br><span style="font-size:19px;font-family:"Times New Roman";color:rgb(0,0,0);background-color:transparent;font-weight:normal;font-style:normal;font-variant:normal;text-decoration:none;vertical-align:baseline" id="docs-internal-guid-5d1ec707-bd79-10af-0910-4541813627bf">[2] Spec proposal </span><a href="https://review.openstack.org/#/c/134583/" style="text-decoration:none"><span style="font-size:19px;font-family:"Times New Roman";color:rgb(17,85,204);background-color:transparent;font-weight:normal;font-style:normal;font-variant:normal;text-decoration:underline;vertical-align:baseline">https://review.openstack.org/#/c/134583/</span></a><br><span style="font-size:19px;font-family:"Times New Roman";color:rgb(0,0,0);background-color:transparent;font-weight:normal;font-style:normal;font-variant:normal;text-decoration:none;vertical-align:baseline" id="docs-internal-guid-5d1ec707-bd79-2e02-35e6-a9ee77b29715">[3] BP review schedule </span><a href="https://wiki.openstack.org/wiki/Meetings/TroveBPMeeting#Nov._24_Meeting" style="text-decoration:none"><span style="font-size:19px;font-family:"Times New Roman";color:rgb(17,85,204);background-color:transparent;font-weight:normal;font-style:normal;font-variant:normal;text-decoration:underline;vertical-align:baseline">https://wiki.openstack.org/wiki/Meetings/TroveBPMeeting#Nov._24_Meeting</span></a><span style="font-size:19px;font-family:"Times New Roman";color:rgb(0,0,0);background-color:transparent;font-weight:normal;font-style:normal;font-variant:normal;text-decoration:none;vertical-align:baseline"><br><br><br>Kind regards,<br>Denis M.</span></div></div>