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The integration measures it for you and exposes the timing as ",[530,535,536],{},"auth.resolvedIn"," so you can spot regressions before users do.",[539,540,542],"h2",{"id":541},"watch-session-resolution-time","Watch session resolution time",[544,545,551],"pre",{"className":546,"code":547,"filename":548,"language":549,"meta":550,"style":550},"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","",[530,552,553,562,614,635],{"__ignoreMap":550},[554,555,558],"span",{"class":556,"line":557},"line",1,[554,559,561],{"class":560},"sMK4o","{\n",[554,563,565,568,572,575,578,581,584,588,590,592,596,599,601,604,606,608,611],{"class":556,"line":564},2,[554,566,567],{"class":560},"  \"",[554,569,571],{"class":570},"spNyl","auth",[554,573,574],{"class":560},"\"",[554,576,577],{"class":560},":",[554,579,580],{"class":560}," {",[554,582,583],{"class":560}," \"",[554,585,587],{"class":586},"sBMFI","resolvedIn",[554,589,574],{"class":560},[554,591,577],{"class":560},[554,593,595],{"class":594},"sbssI"," 245",[554,597,598],{"class":560},",",[554,600,583],{"class":560},[554,602,603],{"class":586},"identified",[554,605,574],{"class":560},[554,607,577],{"class":560},[554,609,610],{"class":560}," true",[554,612,613],{"class":560}," },\n",[554,615,617,619,622,624,626,628,632],{"class":556,"line":616},3,[554,618,567],{"class":560},[554,620,621],{"class":570},"duration",[554,623,574],{"class":560},[554,625,577],{"class":560},[554,627,583],{"class":560},[554,629,631],{"class":630},"sfazB","312ms",[554,633,634],{"class":560},"\"\n",[554,636,638],{"class":556,"line":637},4,[554,639,640],{"class":560},"}\n",[527,642,643,644,646,647,649],{},"When ",[530,645,536],{}," is high relative to ",[530,648,621],{},", your auth backend is the bottleneck.",[539,651,653],{"id":652},"tune-for-high-traffic","Tune for high traffic",[655,656,657,672,685],"ol",{},[658,659,660,671],"li",{},[661,662,663,664],"strong",{},"Enable ",[665,666,670],"a",{"href":667,"rel":668},"https:\u002F\u002Fwww.better-auth.com\u002Fdocs\u002Fguides\u002Foptimizing-for-performance#cookie-cache",[669],"nofollow","cookie caching"," in Better Auth so session lookups don't hit the database every time.",[658,673,674,680,681,684],{},[661,675,676,677],{},"Use ",[530,678,679],{},"exclude"," on ",[530,682,683],{},"createAuthMiddleware"," to skip public routes that don't need user context.",[658,686,687,692],{},[661,688,676,689],{},[530,690,691],{},"include"," to limit resolution to specific route patterns instead of the entire app.",[527,694,695,696,699],{},"A common P95 target after caching: ",[530,697,698],{},"auth.resolvedIn \u003C 5ms",".",[539,701,703],{"id":702},"standalone-nitro","Standalone Nitro",[527,705,706,709,710,713,714,717],{},[530,707,708],{},"createAuthIdentifier"," is a factory that creates a Nitro ",[530,711,712],{},"request"," hook. 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