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The integration measures it for you and exposes the timing as ",[586,591,592],{},"auth.resolvedIn"," so you can spot regressions before users do.",[595,596,598],"h2",{"id":597},"watch-session-resolution-time","Watch session resolution time",[600,601,607],"pre",{"className":602,"code":603,"filename":604,"language":605,"meta":606,"style":606},"language-json shiki shiki-themes material-theme-lighter material-theme material-theme-palenight","{\n  \"auth\": { \"resolvedIn\": 245, \"identified\": true },\n  \"duration\": \"312ms\"\n}\n","Wide Event — slow session resolution","json","",[586,608,609,618,670,691],{"__ignoreMap":606},[610,611,614],"span",{"class":612,"line":613},"line",1,[610,615,617],{"class":616},"sMK4o","{\n",[610,619,621,624,628,631,634,637,640,644,646,648,652,655,657,660,662,664,667],{"class":612,"line":620},2,[610,622,623],{"class":616},"  \"",[610,625,627],{"class":626},"spNyl","auth",[610,629,630],{"class":616},"\"",[610,632,633],{"class":616},":",[610,635,636],{"class":616}," {",[610,638,639],{"class":616}," \"",[610,641,643],{"class":642},"sBMFI","resolvedIn",[610,645,630],{"class":616},[610,647,633],{"class":616},[610,649,651],{"class":650},"sbssI"," 245",[610,653,654],{"class":616},",",[610,656,639],{"class":616},[610,658,659],{"class":642},"identified",[610,661,630],{"class":616},[610,663,633],{"class":616},[610,665,666],{"class":616}," true",[610,668,669],{"class":616}," },\n",[610,671,673,675,678,680,682,684,688],{"class":612,"line":672},3,[610,674,623],{"class":616},[610,676,677],{"class":626},"duration",[610,679,630],{"class":616},[610,681,633],{"class":616},[610,683,639],{"class":616},[610,685,687],{"class":686},"sfazB","312ms",[610,689,690],{"class":616},"\"\n",[610,692,694],{"class":612,"line":693},4,[610,695,696],{"class":616},"}\n",[583,698,699,700,702,703,705],{},"When ",[586,701,592],{}," is high relative to ",[586,704,677],{},", your auth backend is the bottleneck.",[595,707,709],{"id":708},"tune-for-high-traffic","Tune for high traffic",[711,712,713,728,741],"ol",{},[714,715,716,727],"li",{},[717,718,719,720],"strong",{},"Enable ",[721,722,726],"a",{"href":723,"rel":724},"https:\u002F\u002Fwww.better-auth.com\u002Fdocs\u002Fguides\u002Foptimizing-for-performance#cookie-cache",[725],"nofollow","cookie caching"," in Better Auth so session lookups don't hit the database every time.",[714,729,730,736,737,740],{},[717,731,732,733],{},"Use ",[586,734,735],{},"exclude"," on ",[586,738,739],{},"createAuthMiddleware"," to skip public routes that don't need user context.",[714,742,743,748],{},[717,744,732,745],{},[586,746,747],{},"include"," to limit resolution to specific route patterns instead of the entire app.",[583,750,751,752,755],{},"A common P95 target after caching: ",[586,753,754],{},"auth.resolvedIn \u003C 5ms",".",[595,757,759],{"id":758},"standalone-nitro","Standalone Nitro",[583,761,762,765,766,769,770,773],{},[586,763,764],{},"createAuthIdentifier"," is a factory that creates a Nitro ",[586,767,768],{},"request"," hook. 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