[MESOS-9092] Adopt rapidjson for improved json serialization performance.

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id="type-val" class="value"> <img alt="" height="16" src="/jira/secure/viewavatar?size=xsmall&avatarId=21140&avatarType=issuetype" title="Improvement - An improvement or enhancement to an existing feature or task." width="16" /> Improvement </span> </div> </li> <li class="item item-right"> <div class="wrap"> <strong class="name" title="Status">Status:</strong> <span id="status-val" class="value"> <span class=" jira-issue-status-lozenge aui-lozenge jira-issue-status-lozenge-green jira-issue-status-lozenge-done jira-issue-status-lozenge-max-width-medium" data-tooltip="<span class="jira-issue-status-tooltip-title">Resolved</span><br><span class="jira-issue-status-tooltip-desc">A resolution has been taken, and it is awaiting verification by reporter. From here issues are either reopened, or are closed.</span>">Resolved</span> </span> </div> </li> <li class="item new"> <div class="wrap"> <strong class="name" title="Priority"> <label for="priority-field">Priority:</label> </strong> <span id="priority-val" class="value"> <img alt="" height="16" src="/jira/images/icons/priorities/major.svg" title="Major - Major loss of function." width="16" /> Major </span> </div> </li> <li class="item item-right"> <div class="wrap"> <strong class="name" title="Resolution">Resolution:</strong> <span id="resolution-val" class="value resolved" > Fixed </span> </div> </li> <li class="item"> <div class="wrap"> <strong class="name" title="Affects Version/s"> <label for="versions-textarea">Affects Version/s:</label> </strong> <span id="versions-val" class="value"> None </span> </div> </li> <li class="item item-right"> <div class="wrap"> <strong class="name" title="Fix Version/s"> <label for="fixVersions"> Fix Version/s: </label> </strong> <span id="fixfor-val" class="value"> <span class="shorten" id="fixVersions-field"> <a href="/jira/issues/?jql=project+%3D+MESOS+AND+fixVersion+%3D+1.7.0" title="1.7.0 Release Managers: Chun-Hung Hsiao, Gaston Kleiman">1.7.0</a> </span> </span> </div> </li> <li class="item"> <div class="wrap"> <strong class="name" title="Component/s"> <label for="components">Component/s:</label> </strong> <span id="components-val" class="value"> <span class="shorten" id="components-field"> <a href="/jira/issues/?jql=project+%3D+MESOS+AND+component+%3D+%22HTTP+API%22" title="HTTP API ">HTTP API</a>, <a href="/jira/issues/?jql=project+%3D+MESOS+AND+component+%3D+stout" title="stout Related to stout. Break it up?">stout</a> </span> </span> </div> </li> <li class="item full-width"> <div class="wrap" id="wrap-labels"> <strong class="name" title="Labels"> <label for="labels-textarea">Labels:</label> </strong> <div class="labels-wrap value"> <ul class="labels" id="labels-13173068-value"> <li><a class="lozenge" href="/jira/issues/?jql=labels+%3D+performance" title="performance"><span>performance</span></a></li> </ul> </div> </div> </li> </ul> </div></div><div id=descriptionmodule class="module toggle-wrap"><div id="descriptionmodule_heading" class="mod-header"><button class="aui-button toggle-title" aria-label="Description" aria-controls="descriptionmodule" aria-expanded="true"><svg xmlns="http://www.w3.org/2000/svg" width="14" height="14"><g fill="none" fill-rule="evenodd"><path d="M3.29175 4.793c-.389.392-.389 1.027 0 1.419l2.939 2.965c.218.215.5.322.779.322s.556-.107.769-.322l2.93-2.955c.388-.392.388-1.027 0-1.419-.389-.392-1.018-.392-1.406 0l-2.298 2.317-2.307-2.327c-.194-.195-.449-.293-.703-.293-.255 0-.51.098-.703.293z" fill="#344563"/></g></svg></button><h4 class="toggle-title" id="descriptionmodule-label">Description</h4><ul class="ops"></ul></div><div class="mod-content"><div id="description-val" class="field-ignore-highlight"> <div class="user-content-block"> <p>The master state query benchmark shows a roughly 50% reduction in time to serve v0 /state when jsonify uses rapidjson under the covers. We should consider adopting rapidjson in order to get this performance benefit to users:</p> <p><a href="https://github.com/Tencent/rapidjson" class="external-link" target="_blank" rel="nofollow noopener">https://github.com/Tencent/rapidjson</a></p> <p>License wise, we just have to exclude a third party bundled binary, so we'll need to document how to strip the releases prior to upgrading for posterity.</p> </div> </div> </div></div><div id=dnd-metadata class="module toggle-wrap"><div id="dnd-metadata_heading" class="mod-header"><button class="aui-button toggle-title" aria-label="Attachments" aria-controls="dnd-metadata" aria-expanded="true"><svg xmlns="http://www.w3.org/2000/svg" width="14" height="14"><g fill="none" fill-rule="evenodd"><path d="M3.29175 4.793c-.389.392-.389 1.027 0 1.419l2.939 2.965c.218.215.5.322.779.322s.556-.107.769-.322l2.93-2.955c.388-.392.388-1.027 0-1.419-.389-.392-1.018-.392-1.406 0l-2.298 2.317-2.307-2.327c-.194-.195-.449-.293-.703-.293-.255 0-.51.098-.703.293z" fill="#344563"/></g></svg></button><h4 class="toggle-title" id="dnd-metadata-label">Attachments</h4><ul class="ops"></ul></div><div class="mod-content"><div id="dnd-metadata-webpanel" data-can-attach="false" data-project-type="software" data-upload-limit="62914560" data-thumbnails-allowed="false"></div></div></div><div id=linkingmodule class="module toggle-wrap"><div id="linkingmodule_heading" class="mod-header"><button class="aui-button toggle-title" aria-label="Issue Links" aria-controls="linkingmodule" aria-expanded="true"><svg xmlns="http://www.w3.org/2000/svg" width="14" height="14"><g fill="none" fill-rule="evenodd"><path d="M3.29175 4.793c-.389.392-.389 1.027 0 1.419l2.939 2.965c.218.215.5.322.779.322s.556-.107.769-.322l2.93-2.955c.388-.392.388-1.027 0-1.419-.389-.392-1.018-.392-1.406 0l-2.298 2.317-2.307-2.327c-.194-.195-.449-.293-.703-.293-.255 0-.51.098-.703.293z" fill="#344563"/></g></svg></button><h4 class="toggle-title" id="linkingmodule-label">Issue Links</h4><ul class="ops"></ul></div><div class="mod-content"> <div class="links-container" data-default-link-icon="/jira/images/icons/generic_link_16.png"> <dl class="links-list "> <dt title="causes">causes</dt> <dd id="internal-13175007_12310560" > <div class="link-content"> <p> <img src="/jira/secure/viewavatar?size=xsmall&avatarId=21133&avatarType=issuetype" width="16" height="16" title="Bug - A problem which impairs or prevents the functions of the product." alt="Bug - A problem which impairs or prevents the functions of the product." /> <span title="MESOS-9114: cmake build is broken on macos"> <a href="/jira/browse/MESOS-9114" data-issue-key="MESOS-9114" class="issue-link link-title resolution">MESOS-9114</a> <span class="link-summary">cmake build is broken on macos</span> </span> </p> <ul class="link-snapshot"> <li class="priority"> <img src="/jira/images/icons/priorities/major.svg" width="16" height="16" title="Major - Major loss of function." alt="Major - Major loss of function." /> </li> <li class="status"> <span class=" jira-issue-status-lozenge aui-lozenge jira-issue-status-lozenge-green jira-issue-status-lozenge-done aui-lozenge-subtle jira-issue-status-lozenge-max-width-short" data-tooltip="<span class="jira-issue-status-tooltip-title">Resolved</span><br><span class="jira-issue-status-tooltip-desc">A resolution has been taken, and it is awaiting verification by reporter. From here issues are either reopened, or are closed.</span>">Resolved</span> </li> </ul> </div> </dd> <dd id="internal-13175214_12310560" > <div class="link-content"> <p> <img src="/jira/secure/viewavatar?size=xsmall&avatarId=21133&avatarType=issuetype" width="16" height="16" title="Bug - A problem which impairs or prevents the functions of the product." alt="Bug - A problem which impairs or prevents the functions of the product." /> <span title="MESOS-9115: Stout depends on missing rapidjson headers."> <a href="/jira/browse/MESOS-9115" data-issue-key="MESOS-9115" class="issue-link link-title resolution">MESOS-9115</a> <span class="link-summary">Stout depends on missing rapidjson headers.</span> </span> </p> <ul class="link-snapshot"> <li class="priority"> <img src="/jira/images/icons/priorities/major.svg" width="16" height="16" title="Major - Major loss of function." alt="Major - Major loss of function." /> </li> <li class="status"> <span class=" jira-issue-status-lozenge aui-lozenge jira-issue-status-lozenge-green jira-issue-status-lozenge-done aui-lozenge-subtle jira-issue-status-lozenge-max-width-short" data-tooltip="<span class="jira-issue-status-tooltip-title">Resolved</span><br><span class="jira-issue-status-tooltip-desc">A resolution has been taken, and it is awaiting verification by reporter. From here issues are either reopened, or are closed.</span>">Resolved</span> </li> </ul> </div> </dd> </dl> <dl class="links-list "> <dt title="is related to">is related to</dt> <dd id="internal-13125762_10030" > <div class="link-content"> <p> <img src="/jira/secure/viewavatar?size=xsmall&avatarId=21137&avatarType=issuetype" width="16" height="16" title="Epic - Created by Jira Software - do not edit or delete. Issue type for a big user story that needs to be broken down." alt="Epic - Created by Jira Software - do not edit or delete. Issue type for a big user story that needs to be broken down." /> <span title="MESOS-8345: Improve master responsiveness while serving state information."> <a href="/jira/browse/MESOS-8345" data-issue-key="MESOS-8345" class="issue-link link-title resolution">MESOS-8345</a> <span class="link-summary">Improve master responsiveness while serving state information.</span> </span> </p> <ul class="link-snapshot"> <li class="priority"> <img src="/jira/images/icons/priorities/major.svg" width="16" height="16" title="Major - Major loss of function." alt="Major - Major loss of function." /> </li> <li class="status"> <span class=" jira-issue-status-lozenge aui-lozenge jira-issue-status-lozenge-green jira-issue-status-lozenge-done aui-lozenge-subtle jira-issue-status-lozenge-max-width-short" data-tooltip="<span class="jira-issue-status-tooltip-title">Resolved</span><br><span class="jira-issue-status-tooltip-desc">A resolution has been taken, and it is awaiting verification by reporter. 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href=\\\"https:\\/\\/reviews.apache.org\\/r\\/67985\\/\\\" class=\\\"external-link\\\" target=\\\"_blank\\\" rel=\\\"nofollow noopener\\\"\u003ehttps:\\/\\/reviews.apache.org\\/r\\/67985\\/\u003c\\/a\u003e\u003cbr\\/\u003e\\n\u003ca href=\\\"https:\\/\\/reviews.apache.org\\/r\\/67986\\/\\\" class=\\\"external-link\\\" target=\\\"_blank\\\" rel=\\\"nofollow noopener\\\"\u003ehttps:\\/\\/reviews.apache.org\\/r\\/67986\\/\u003c\\/a\u003e\u003cbr\\/\u003e\\n\u003ca href=\\\"https:\\/\\/reviews.apache.org\\/r\\/67987\\/\\\" class=\\\"external-link\\\" target=\\\"_blank\\\" rel=\\\"nofollow noopener\\\"\u003ehttps:\\/\\/reviews.apache.org\\/r\\/67987\\/\u003c\\/a\u003e\u003cbr\\/\u003e\\n\u003ca href=\\\"https:\\/\\/reviews.apache.org\\/r\\/67988\\/\\\" class=\\\"external-link\\\" target=\\\"_blank\\\" rel=\\\"nofollow noopener\\\"\u003ehttps:\\/\\/reviews.apache.org\\/r\\/67988\\/\u003c\\/a\u003e\u003cbr\\/\u003e\\n\u003ca href=\\\"https:\\/\\/reviews.apache.org\\/r\\/67989\\/\\\" class=\\\"external-link\\\" target=\\\"_blank\\\" rel=\\\"nofollow noopener\\\"\u003ehttps:\\/\\/reviews.apache.org\\/r\\/67989\\/\u003c\\/a\u003e\u003cbr\\/\u003e\\n\u003ca href=\\\"https:\\/\\/reviews.apache.org\\/r\\/67990\\/\\\" class=\\\"external-link\\\" target=\\\"_blank\\\" rel=\\\"nofollow noopener\\\"\u003ehttps:\\/\\/reviews.apache.org\\/r\\/67990\\/\u003c\\/a\u003e\u003cbr\\/\u003e\\n\u003ca href=\\\"https:\\/\\/reviews.apache.org\\/r\\/67991\\/\\\" class=\\\"external-link\\\" target=\\\"_blank\\\" rel=\\\"nofollow noopener\\\"\u003ehttps:\\/\\/reviews.apache.org\\/r\\/67991\\/\u003c\\/a\u003e\u003cbr\\/\u003e\\n\u003ca href=\\\"https:\\/\\/reviews.apache.org\\/r\\/67992\\/\\\" class=\\\"external-link\\\" target=\\\"_blank\\\" rel=\\\"nofollow noopener\\\"\u003ehttps:\\/\\/reviews.apache.org\\/r\\/67992\\/\u003c\\/a\u003e\u003c\\/p\u003e \u003c\\/div\u003e\\n \u003cdiv class=\\\"action-links action-comment-actions\\\"\u003e\\n \u003c\\/div\u003e\\n \u003c\\/div\u003e\\n \u003cdiv class=\\\"twixi-wrap concise actionContainer\\\"\u003e\\n \u003cdiv class=\\\"action-head\\\"\u003e\\n \u003cbutton aria-label=\\\"Expand comment\\\" title=\\\"Expand comment\\\" class=\\\"twixi icon-default aui-icon aui-icon-small aui-iconfont-collapsed\\\"\u003e\u003c\\/button\u003e\\n \u003cdiv class=\\\"action-details flooded\\\"\u003e\\n \\n \\n \\n \\n \\n\\n \u003ca class=\\\"user-hover user-avatar\\\" rel=\\\"bmahler\\\" id=\\\"commentauthor_16550184_concise\\\" href=\\\"\\/jira\\/secure\\/ViewProfile.jspa?name=bmahler\\\"\u003e\u003cspan class=\\\"aui-avatar aui-avatar-xsmall\\\"\u003e\u003cspan class=\\\"aui-avatar-inner\\\"\u003e\u003cimg src=\\\"https:\\/\\/issues.apache.org\\/jira\\/secure\\/useravatar?size=xsmall&avatarId=10452\\\" alt=\\\"bmahler\\\" \\/\u003e\u003c\\/span\u003e\u003c\\/span\u003e Benjamin Mahler\u003c\\/a\u003e\\n added a comment - \u003ca href=\'\\/jira\\/browse\\/MESOS-9092?focusedCommentId=16550184&page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel#comment-16550184\' class=\'commentdate_16550184_concise subText comment-created-date-link\'\u003e\u003cspan class=\'date user-tz\' title=\'20\\/Jul\\/18 03:39\'\u003e\u003ctime class=\'livestamp\' datetime=\'2018-07-20T03:39:44+0000\'\u003e20\\/Jul\\/18 03:39\u003c\\/time\u003e\u003c\\/span\u003e\u003c\\/a\u003e https:\\/\\/reviews.apache.org\\/r\\/67985\\/ \\n https:\\/\\/reviews.apache.org\\/r\\/67986\\/ \\n https:\\/\\/reviews.apache.org\\/r\\/67987\\/ \\n https:\\/\\/reviews.apache.org\\/r\\/67988\\/ \\n https:\\/\\/reviews.apache.org\\/r\\/67989\\/ \\n https:\\/\\/reviews.apache.org\\/r\\/67990\\/ \\n https:\\/\\/reviews.apache.org\\/r\\/67991\\/ \\n https:\\/\\/reviews.apache.org\\/r\\/67992\\/ \u003c\\/div\u003e\\n \u003c\\/div\u003e\\n \u003c\\/div\u003e\\n\u003c\\/div\u003e\\n \\n\\n\\n\u003cdiv id=\\\"comment-16555093\\\" class=\\\"issue-data-block activity-comment twixi-block expanded\\\"\u003e\\n \u003cdiv class=\\\"twixi-wrap verbose actionContainer\\\"\u003e\\n \u003cdiv class=\\\"action-head\\\"\u003e\\n \u003cbutton aria-label=\\\"Collapse comment\\\" title=\\\"Collapse comment\\\" class=\\\"twixi icon-default aui-icon aui-icon-small aui-iconfont-expanded\\\"\u003e\u003c\\/button\u003e\\n \u003cdiv class=\\\"action-details\\\"\u003e \\n \\n \\n \\n \\n\\n \u003ca class=\\\"user-hover user-avatar\\\" rel=\\\"bmahler\\\" id=\\\"commentauthor_16555093_verbose\\\" href=\\\"\\/jira\\/secure\\/ViewProfile.jspa?name=bmahler\\\"\u003e\u003cspan class=\\\"aui-avatar aui-avatar-xsmall\\\"\u003e\u003cspan class=\\\"aui-avatar-inner\\\"\u003e\u003cimg src=\\\"https:\\/\\/issues.apache.org\\/jira\\/secure\\/useravatar?size=xsmall&avatarId=10452\\\" alt=\\\"bmahler\\\" \\/\u003e\u003c\\/span\u003e\u003c\\/span\u003e Benjamin Mahler\u003c\\/a\u003e\\n added a comment - \u003ca href=\'\\/jira\\/browse\\/MESOS-9092?focusedCommentId=16555093&page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel#comment-16555093\' class=\'commentdate_16555093_verbose subText comment-created-date-link\'\u003e\u003cspan class=\'date user-tz\' title=\'25\\/Jul\\/18 03:27\'\u003e\u003ctime class=\'livestamp\' datetime=\'2018-07-25T03:27:24+0000\'\u003e25\\/Jul\\/18 03:27\u003c\\/time\u003e\u003c\\/span\u003e\u003c\\/a\u003e \u003c\\/div\u003e\\n \u003c\\/div\u003e\\n \u003cdiv class=\\\"action-body flooded\\\"\u003e\u003cdiv class=\\\"preformatted panel\\\" style=\\\"border-width: 1px;\\\"\u003e\u003cdiv class=\\\"preformattedContent panelContent\\\"\u003e\\n\u003cpre\u003ecommit 543161dac422a7965cdb34fe2b75fc42f32f3e96\\r\\nAuthor: Benjamin Mahler <bmahler@apache.org>\\r\\nDate: Thu Jul 19 14:29:57 2018 -0700\\r\\n\\r\\n Added rapidjson to the stout build.\\r\\n\\r\\n This follows the approach used for picojson.\\r\\n\\r\\n Review: https:\\/\\/reviews.apache.org\\/r\\/67985\\r\\n\u003c\\/pre\u003e\\n\u003c\\/div\u003e\u003c\\/div\u003e\\n\\n\u003cdiv class=\\\"preformatted panel\\\" style=\\\"border-width: 1px;\\\"\u003e\u003cdiv class=\\\"preformattedContent panelContent\\\"\u003e\\n\u003cpre\u003ecommit 5d6948ebdefff01860aaa6b2ab232b25df24f1e3\\r\\nAuthor: Benjamin Mahler <bmahler@apache.org>\\r\\nDate: Thu Jul 19 14:31:15 2018 -0700\\r\\n\\r\\n Added rapidjson to the libprocess build.\\r\\n\\r\\n This follows the approach used for picojson.\\r\\n\\r\\n Review: https:\\/\\/reviews.apache.org\\/r\\/67986\\r\\n\u003c\\/pre\u003e\\n\u003c\\/div\u003e\u003c\\/div\u003e\\n\\n\u003cdiv class=\\\"preformatted panel\\\" style=\\\"border-width: 1px;\\\"\u003e\u003cdiv class=\\\"preformattedContent panelContent\\\"\u003e\\n\u003cpre\u003ecommit 135545f3a5bc492971a284edf019c5a854806de0\\r\\nAuthor: Benjamin Mahler <bmahler@apache.org>\\r\\nDate: Thu Jul 19 14:32:32 2018 -0700\\r\\n\\r\\n Added rapidjson to the mesos build.\\r\\n\\r\\n This includes a stripped bundle of the latest release. Stripping\\r\\n is required for licensing (see rapidjson.md), but also helps reduce\\r\\n the bloat in the mesos git repo.\\r\\n\\r\\n Also included is a readme for how to update the dependency.\\r\\n\\r\\n Review: https:\\/\\/reviews.apache.org\\/r\\/67987\\r\\n\u003c\\/pre\u003e\\n\u003c\\/div\u003e\u003c\\/div\u003e\\n\\n\u003cdiv class=\\\"preformatted panel\\\" style=\\\"border-width: 1px;\\\"\u003e\u003cdiv class=\\\"preformattedContent panelContent\\\"\u003e\\n\u003cpre\u003ecommit c23bb29aa83daedb58288cb3276a565744a2b757\\r\\nAuthor: Benjamin Mahler <bmahler@apache.org>\\r\\nDate: Thu Jul 19 14:35:01 2018 -0700\\r\\n\\r\\n Improved performance of jsonify by integrating with rapidjson.\\r\\n\\r\\n This reduces the time needed for the client to finish receiving a\\r\\n master\'s \\/state response by 50% in the `StateQuery` benchmark:\\r\\n\\r\\n min q1 q3 max\\r\\n baseline 6.52 6.76 7.33 8.26\\r\\n rapidjson w\\/ SIMD 3.48 3.54 4.12 4.4\\r\\n rapidjson 3.29 3.32 3.65 3.85\\r\\n\\r\\n SIMD is left disabled for now since it showed slightly slower\\r\\n results.\\r\\n\\r\\n Review: https:\\/\\/reviews.apache.org\\/r\\/67988\\r\\n\u003c\\/pre\u003e\\n\u003c\\/div\u003e\u003c\\/div\u003e\\n\\n\u003cdiv class=\\\"preformatted panel\\\" style=\\\"border-width: 1px;\\\"\u003e\u003cdiv class=\\\"preformattedContent panelContent\\\"\u003e\\n\u003cpre\u003ecommit 97420515f6c959be65bffa3b70ee80d6469a0775\\r\\nAuthor: Benjamin Mahler <bmahler@apache.org>\\r\\nDate: Thu Jul 19 14:41:00 2018 -0700\\r\\n\\r\\n Fixed issues with the JSON serialization tests.\\r\\n\\r\\n There were some issues in the existing JSON serialization tests\\r\\n when it comes to rapidjson. For example:\\r\\n\\r\\n - 0x7F does not need to be escaped per ECMA-404. This is what\\r\\n rapidjson adheres to.\\r\\n - Forward slash does not need to be escaped.\\r\\n\\r\\n This updates the test to have a valid UTF-8 case with a multi-byte\\r\\n sequence (which does not need to be escaped per ECMA-404), as well\\r\\n as an invalid case where a multibyte sequence is partial (which we\\r\\n allow for now since we do not have validation errors exposed).\\r\\n\\r\\n Review: https:\\/\\/reviews.apache.org\\/r\\/67989\\r\\n\u003c\\/pre\u003e\\n\u003c\\/div\u003e\u003c\\/div\u003e\\n\\n\u003cdiv class=\\\"preformatted panel\\\" style=\\\"border-width: 1px;\\\"\u003e\u003cdiv class=\\\"preformattedContent panelContent\\\"\u003e\\n\u003cpre\u003ecommit 30840e2a612e068197bb1867dd2483045f43516f\\r\\nAuthor: Benjamin Mahler <bmahler@apache.org>\\r\\nDate: Thu Jul 19 19:11:20 2018 -0700\\r\\n\\r\\n Fixed libprocess tests against rapidjson.\\r\\n\\r\\n The libprocess tests were checking the serialized format of metrics,\\r\\n which previously escaped forward slashes. However, this is not what\\r\\n rapidjson does and it\'s also valid json according to ECMA-404.\\r\\n\\r\\n Review: https:\\/\\/reviews.apache.org\\/r\\/67990\\r\\n\u003c\\/pre\u003e\\n\u003c\\/div\u003e\u003c\\/div\u003e\\n\\n\u003cdiv class=\\\"preformatted panel\\\" style=\\\"border-width: 1px;\\\"\u003e\u003cdiv class=\\\"preformattedContent panelContent\\\"\u003e\\n\u003cpre\u003ecommit c86643732a895694fb452cfc01f0465c132a87e9\\r\\nAuthor: Benjamin Mahler <bmahler@apache.org>\\r\\nDate: Thu Jul 19 19:14:14 2018 -0700\\r\\n\\r\\n Adjusted Mesos to compile against jsonify rapidjson changes.\\r\\n\\r\\n The `StringWriter` no longer allows appending multiple times\\r\\n and instead has a `set` function that must be used.\\r\\n\\r\\n Review: https:\\/\\/reviews.apache.org\\/r\\/67991\\r\\n\u003c\\/pre\u003e\\n\u003c\\/div\u003e\u003c\\/div\u003e\\n\\n\u003cdiv class=\\\"preformatted panel\\\" style=\\\"border-width: 1px;\\\"\u003e\u003cdiv class=\\\"preformattedContent panelContent\\\"\u003e\\n\u003cpre\u003ecommit e9d88fa5925ca0c583f467b570995cb138db787c\\r\\nAuthor: Benjamin Mahler <bmahler@apache.org>\\r\\nDate: Thu Jul 19 19:54:34 2018 -0700\\r\\n\\r\\n Avoid performance cost of ostringstream in http::OK json constructors.\\r\\n\\r\\n In the common case where no jsonp is passed this avoids an extra copy\\r\\n out from the ostringstream. In the jsonp case, the performance should\\r\\n be near identical or better as we now pre-reserve the space needed\\r\\n for the body.\\r\\n\\r\\n Review: https:\\/\\/reviews.apache.org\\/r\\/67992\\r\\n\u003c\\/pre\u003e\\n\u003c\\/div\u003e\u003c\\/div\u003e\\n\\n\u003cdiv class=\\\"preformatted panel\\\" style=\\\"border-width: 1px;\\\"\u003e\u003cdiv class=\\\"preformattedContent panelContent\\\"\u003e\\n\u003cpre\u003ecommit 77ed6fb6e5c414f90b83644d3ab9d4122415870f\\r\\nAuthor: Benjamin Mahler <bmahler@apache.org>\\r\\nDate: Thu Jul 19 22:15:45 2018 -0700\\r\\n\\r\\n Avoid resource copying while serving state json.\\r\\n\\r\\n The state serving code was constructing `Resources` wrappers in\\r\\n order to jsonify resources. This incurs a copy of the underlying\\r\\n Resource objects which is unnecessary and can be costly. This\\r\\n removes the copy by proving a direct way to jsonify\\r\\n `RepeatedPtrField<Resource>`.\\r\\n\\r\\n This shows a small 10-15% reduction in the master StateQuery\\r\\n benchmark timings:\\r\\n\\r\\n min q1 q3 max\\r\\n baseline 3.48 3.54 4.12 4.40\\r\\n after this patch 2.82 3.11 3.31 3.71\\r\\n\\r\\n Review: https:\\/\\/reviews.apache.org\\/r\\/67993\\r\\n\u003c\\/pre\u003e\\n\u003c\\/div\u003e\u003c\\/div\u003e\\n\\n\u003cdiv class=\\\"preformatted panel\\\" style=\\\"border-width: 1px;\\\"\u003e\u003cdiv class=\\\"preformattedContent panelContent\\\"\u003e\\n\u003cpre\u003ecommit 044b73e19e683a2323a6924ecbdd03c1e9e2ed2d\\r\\nAuthor: Benjamin Mahler <bmahler@apache.org>\\r\\nDate: Tue Jul 24 17:29:06 2018 -0700\\r\\n\\r\\n Added a note about rapidjson to the API changes in the CHANGELOG.\\r\\n\\r\\n JSON endpoints now use rapidjson to provide a performance improvement,\\r\\n this means that if a client has a JSON de-serializer that does not\\r\\n conform to the ECMA-404 spec for JSON, they may break. As an example,\\r\\n Mesos would previously serialize \'\\/\' as \'\\\\\\/\', but the spec does not\\r\\n require the escaping and rapidjson does not escape \'\\/\'.\\r\\n\u003c\\/pre\u003e\\n\u003c\\/div\u003e\u003c\\/div\u003e \u003c\\/div\u003e\\n \u003cdiv class=\\\"action-links action-comment-actions\\\"\u003e\\n \u003c\\/div\u003e\\n \u003c\\/div\u003e\\n \u003cdiv class=\\\"twixi-wrap concise actionContainer\\\"\u003e\\n \u003cdiv class=\\\"action-head\\\"\u003e\\n \u003cbutton aria-label=\\\"Expand comment\\\" title=\\\"Expand comment\\\" class=\\\"twixi icon-default aui-icon aui-icon-small aui-iconfont-collapsed\\\"\u003e\u003c\\/button\u003e\\n \u003cdiv class=\\\"action-details flooded\\\"\u003e\\n \\n \\n \\n \\n \\n\\n \u003ca class=\\\"user-hover user-avatar\\\" rel=\\\"bmahler\\\" id=\\\"commentauthor_16555093_concise\\\" href=\\\"\\/jira\\/secure\\/ViewProfile.jspa?name=bmahler\\\"\u003e\u003cspan class=\\\"aui-avatar aui-avatar-xsmall\\\"\u003e\u003cspan class=\\\"aui-avatar-inner\\\"\u003e\u003cimg src=\\\"https:\\/\\/issues.apache.org\\/jira\\/secure\\/useravatar?size=xsmall&avatarId=10452\\\" alt=\\\"bmahler\\\" \\/\u003e\u003c\\/span\u003e\u003c\\/span\u003e Benjamin Mahler\u003c\\/a\u003e\\n added a comment - \u003ca href=\'\\/jira\\/browse\\/MESOS-9092?focusedCommentId=16555093&page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel#comment-16555093\' class=\'commentdate_16555093_concise subText comment-created-date-link\'\u003e\u003cspan class=\'date user-tz\' title=\'25\\/Jul\\/18 03:27\'\u003e\u003ctime class=\'livestamp\' datetime=\'2018-07-25T03:27:24+0000\'\u003e25\\/Jul\\/18 03:27\u003c\\/time\u003e\u003c\\/span\u003e\u003c\\/a\u003e \\n commit 543161dac422a7965cdb34fe2b75fc42f32f3e96\\r\\nAuthor: Benjamin Mahler <bmahler@apache.org>\\r\\nDate: Thu Jul 19 14:29:57 2018 -0700\\r\\n\\r\\n Added rapidjson to the stout build.\\r\\n\\r\\n This follows the approach used for picojson.\\r\\n\\r\\n Review: https:\\/\\/reviews.apache.org\\/r\\/67985\\r\\n \\n \\n\\n \\n commit 5d6948ebdefff01860aaa6b2ab232b25df24f1e3\\r\\nAuthor: Benjamin Mahler <bmahler@apache.org>\\r\\nDate: Thu Jul 19 14:31:15 2018 -0700\\r\\n\\r\\n Added rapidjson to the libprocess build.\\r\\n\\r\\n This follows the approach used for picojson.\\r\\n\\r\\n Review: https:\\/\\/reviews.apache.org\\/r\\/67986\\r\\n \\n \\n\\n \\n commit 135545f3a5bc492971a284edf019c5a854806de0\\r\\nAuthor: Benjamin Mahler <bmahler@apache.org>\\r\\nDate: Thu Jul 19 14:32:32 2018 -0700\\r\\n\\r\\n Added rapidjson to the mesos build.\\r\\n\\r\\n This includes a stripped bundle of the latest release. Stripping\\r\\n is required for licensing (see rapidjson.md), but also helps reduce\\r\\n the bloat in the mesos git repo.\\r\\n\\r\\n Also included is a readme for how to update the dependency.\\r\\n\\r\\n Review: https:\\/\\/reviews.apache.org\\/r\\/67987\\r\\n \\n \\n\\n \\n commit c23bb29aa83daedb58288cb3276a565744a2b757\\r\\nAuthor: Benjamin Mahler <bmahler@apache.org>\\r\\nDate: Thu Jul 19 14:35:01 2018 -0700\\r\\n\\r\\n Improved performance of jsonify by integrating with rapidjson.\\r\\n\\r\\n This reduces the time needed for the client to finish receiving a\\r\\n master\'s \\/state response by 50% in the `StateQuery` benchmark:\\r\\n\\r\\n min q1 q3 max\\r\\n baseline 6.52 6.76 7.33 8.26\\r\\n rapidjson w\\/ SIMD 3.48 3.54 4.12 4.4\\r\\n rapidjson 3.29 3.32 3.65 3.85\\r\\n\\r\\n SIMD is left disabled for now since it showed slightly slower\\r\\n results.\\r\\n\\r\\n Review: https:\\/\\/reviews.apache.org\\/r\\/67988\\r\\n \\n \\n\\n \\n commit 97420515f6c959be65bffa3b70ee80d6469a0775\\r\\nAuthor: Benjamin Mahler <bmahler@apache.org>\\r\\nDate: Thu Jul 19 14:41:00 2018 -0700\\r\\n\\r\\n Fixed issues with the JSON serialization tests.\\r\\n\\r\\n There were some issues in the existing JSON serialization tests\\r\\n when it comes to rapidjson. For example:\\r\\n\\r\\n - 0x7F does not need to be escaped per ECMA-404. This is what\\r\\n rapidjson adheres to.\\r\\n - Forward slash does not need to be escaped.\\r\\n\\r\\n This updates the test to have a valid UTF-8 case with a multi-byte\\r\\n sequence (which does not need to be escaped per ECMA-404), as well\\r\\n as an invalid case where a multibyte sequence is partial (which we\\r\\n allow for now since we do not have validation errors exposed).\\r\\n\\r\\n Review: https:\\/\\/reviews.apache.org\\/r\\/67989\\r\\n \\n \\n\\n \\n commit 30840e2a612e068197bb1867dd2483045f43516f\\r\\nAuthor: Benjamin Mahler <bmahler@apache.org>\\r\\nDate: Thu Jul 19 19:11:20 2018 -0700\\r\\n\\r\\n Fixed libprocess tests against rapidjson.\\r\\n\\r\\n The libprocess tests were checking the serialized format of metrics,\\r\\n which previously escaped forward slashes. However, this is not what\\r\\n rapidjson does and it\'s also valid json according to ECMA-404.\\r\\n\\r\\n Review: https:\\/\\/reviews.apache.org\\/r\\/67990\\r\\n \\n \\n\\n \\n commit c86643732a895694fb452cfc01f0465c132a87e9\\r\\nAuthor: Benjamin Mahler <bmahler@apache.org>\\r\\nDate: Thu Jul 19 19:14:14 2018 -0700\\r\\n\\r\\n Adjusted Mesos to compile against jsonify rapidjson changes.\\r\\n\\r\\n The `StringWriter` no longer allows appending multiple times\\r\\n and instead has a `set` function that must be used.\\r\\n\\r\\n Review: https:\\/\\/reviews.apache.org\\/r\\/67991\\r\\n \\n \\n\\n \\n commit e9d88fa5925ca0c583f467b570995cb138db787c\\r\\nAuthor: Benjamin Mahler <bmahler@apache.org>\\r\\nDate: Thu Jul 19 19:54:34 2018 -0700\\r\\n\\r\\n Avoid performance cost of ostringstream in http::OK json constructors.\\r\\n\\r\\n In the common case where no jsonp is passed this avoids an extra copy\\r\\n out from the ostringstream. In the jsonp case, the performance should\\r\\n be near identical or better as we now pre-reserve the space needed\\r\\n for the body.\\r\\n\\r\\n Review: https:\\/\\/reviews.apache.org\\/r\\/67992\\r\\n \\n \\n\\n \\n commit 77ed6fb6e5c414f90b83644d3ab9d4122415870f\\r\\nAuthor: Benjamin Mahler <bmahler@apache.org>\\r\\nDate: Thu Jul 19 22:15:45 2018 -0700\\r\\n\\r\\n Avoid resource copying while serving state json.\\r\\n\\r\\n The state serving code was constructing `Resources` wrappers in\\r\\n order to jsonify resources. This incurs a copy of the underlying\\r\\n Resource objects which is unnecessary and can be costly. This\\r\\n removes the copy by proving a direct way to jsonify\\r\\n `RepeatedPtrField<Resource>`.\\r\\n\\r\\n This shows a small 10-15% reduction in the master StateQuery\\r\\n benchmark timings:\\r\\n\\r\\n min q1 q3 max\\r\\n baseline 3.48 3.54 4.12 4.40\\r\\n after this patch 2.82 3.11 3.31 3.71\\r\\n\\r\\n Review: https:\\/\\/reviews.apache.org\\/r\\/67993\\r\\n \\n \\n\\n \\n commit 044b73e19e683a2323a6924ecbdd03c1e9e2ed2d\\r\\nAuthor: Benjamin Mahler <bmahler@apache.org>\\r\\nDate: Tue Jul 24 17:29:06 2018 -0700\\r\\n\\r\\n Added a note about rapidjson to the API changes in the CHANGELOG.\\r\\n\\r\\n JSON endpoints now use rapidjson to provide a performance improvement,\\r\\n this means that if a client has a JSON de-serializer that does not\\r\\n conform to the ECMA-404 spec for JSON, they may break. As an example,\\r\\n Mesos would previously serialize \'\\/\' as \'\\\\\\/\', but the spec does not\\r\\n require the escaping and rapidjson does not escape \'\\/\'.\\r\\n \\n \u003c\\/div\u003e\\n \u003c\\/div\u003e\\n \u003c\\/div\u003e\\n\u003c\\/div\u003e\\n \\n\\n\\n\u003cdiv id=\\\"comment-16556376\\\" class=\\\"issue-data-block activity-comment twixi-block expanded\\\"\u003e\\n \u003cdiv class=\\\"twixi-wrap verbose actionContainer\\\"\u003e\\n \u003cdiv class=\\\"action-head\\\"\u003e\\n \u003cbutton aria-label=\\\"Collapse comment\\\" title=\\\"Collapse comment\\\" class=\\\"twixi icon-default aui-icon aui-icon-small aui-iconfont-expanded\\\"\u003e\u003c\\/button\u003e\\n \u003cdiv class=\\\"action-details\\\"\u003e \\n \\n \\n \\n \\n\\n \u003ca class=\\\"user-hover user-avatar\\\" rel=\\\"bmahler\\\" id=\\\"commentauthor_16556376_verbose\\\" href=\\\"\\/jira\\/secure\\/ViewProfile.jspa?name=bmahler\\\"\u003e\u003cspan class=\\\"aui-avatar 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panelContent\\\"\u003e\\n\u003cpre\u003ecommit 56d421d4dc5f2d31f33e5262ad41940fa1007e94 (HEAD -> master, apache\\/master, apache\\/HEAD)\\r\\nAuthor: Benjamin Mahler <bmahler@apache.org>\\r\\nDate: Wed Jul 25 15:54:12 2018 -0700\\r\\n\\r\\n Fixed a make install regression due to rapidjson.\\r\\n\\r\\n The `cursorstreamwrapper.h` header was only added after the 1.1.0\\r\\n release.\\r\\n\u003c\\/pre\u003e\\n\u003c\\/div\u003e\u003c\\/div\u003e \u003c\\/div\u003e\\n \u003cdiv class=\\\"action-links action-comment-actions\\\"\u003e\\n \u003c\\/div\u003e\\n \u003c\\/div\u003e\\n \u003cdiv class=\\\"twixi-wrap concise actionContainer\\\"\u003e\\n \u003cdiv class=\\\"action-head\\\"\u003e\\n \u003cbutton aria-label=\\\"Expand comment\\\" title=\\\"Expand comment\\\" class=\\\"twixi icon-default aui-icon aui-icon-small aui-iconfont-collapsed\\\"\u003e\u003c\\/button\u003e\\n \u003cdiv class=\\\"action-details flooded\\\"\u003e\\n \\n \\n \\n \\n \\n\\n \u003ca class=\\\"user-hover user-avatar\\\" rel=\\\"bmahler\\\" id=\\\"commentauthor_16556376_concise\\\" href=\\\"\\/jira\\/secure\\/ViewProfile.jspa?name=bmahler\\\"\u003e\u003cspan class=\\\"aui-avatar aui-avatar-xsmall\\\"\u003e\u003cspan class=\\\"aui-avatar-inner\\\"\u003e\u003cimg src=\\\"https:\\/\\/issues.apache.org\\/jira\\/secure\\/useravatar?size=xsmall&avatarId=10452\\\" alt=\\\"bmahler\\\" \\/\u003e\u003c\\/span\u003e\u003c\\/span\u003e Benjamin Mahler\u003c\\/a\u003e\\n added a comment - \u003ca href=\'\\/jira\\/browse\\/MESOS-9092?focusedCommentId=16556376&page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel#comment-16556376\' class=\'commentdate_16556376_concise subText comment-created-date-link\'\u003e\u003cspan class=\'date user-tz\' title=\'25\\/Jul\\/18 22:55\'\u003e\u003ctime class=\'livestamp\' datetime=\'2018-07-25T22:55:25+0000\'\u003e25\\/Jul\\/18 22:55\u003c\\/time\u003e\u003c\\/span\u003e\u003c\\/a\u003e \\n commit 56d421d4dc5f2d31f33e5262ad41940fa1007e94 (HEAD -> master, apache\\/master, apache\\/HEAD)\\r\\nAuthor: Benjamin Mahler <bmahler@apache.org>\\r\\nDate: Wed Jul 25 15:54:12 2018 -0700\\r\\n\\r\\n Fixed a make install regression due to rapidjson.\\r\\n\\r\\n The `cursorstreamwrapper.h` header was only added after the 1.1.0\\r\\n release.\\r\\n \\n \u003c\\/div\u003e\\n \u003c\\/div\u003e\\n \u003c\\/div\u003e\\n\u003c\\/div\u003e\\n \u003c\\/div\u003e\\n \u003c\\/div\u003e\\n\""; if(window.WRM._dataArrived)window.WRM._dataArrived();</script> <script> window.WRM=window.WRM||{};window.WRM._unparsedData=window.WRM._unparsedData||{};window.WRM._unparsedErrors=window.WRM._unparsedErrors||{}; WRM._unparsedData["scope-filter-data"]="{\"createScopeActions\":[],\"scopes\":[]}"; WRM._unparsedData["sidebar-collapsed-by-default"]="true"; WRM._unparsedData["com.atlassian.jira.projects.shortcuts:can-manage"]="false"; WRM._unparsedData["com.atlassian.jira.projects.shortcuts:with-icons"]="false"; 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[MESOS-9092] Adopt rapidjson for improved json serialization performance. - ASF JIRA