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The integration measures it for you and exposes the timing as ",[538,543,544],{},"auth.resolvedIn"," so you can spot regressions before users do.",[547,548,550],"h2",{"id":549},"watch-session-resolution-time","Watch session resolution time",[552,553,559],"pre",{"className":554,"code":555,"filename":556,"language":557,"meta":558,"style":558},"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","",[538,560,561,570,622,643],{"__ignoreMap":558},[562,563,566],"span",{"class":564,"line":565},"line",1,[562,567,569],{"class":568},"sMK4o","{\n",[562,571,573,576,580,583,586,589,592,596,598,600,604,607,609,612,614,616,619],{"class":564,"line":572},2,[562,574,575],{"class":568},"  \"",[562,577,579],{"class":578},"spNyl","auth",[562,581,582],{"class":568},"\"",[562,584,585],{"class":568},":",[562,587,588],{"class":568}," {",[562,590,591],{"class":568}," \"",[562,593,595],{"class":594},"sBMFI","resolvedIn",[562,597,582],{"class":568},[562,599,585],{"class":568},[562,601,603],{"class":602},"sbssI"," 245",[562,605,606],{"class":568},",",[562,608,591],{"class":568},[562,610,611],{"class":594},"identified",[562,613,582],{"class":568},[562,615,585],{"class":568},[562,617,618],{"class":568}," true",[562,620,621],{"class":568}," },\n",[562,623,625,627,630,632,634,636,640],{"class":564,"line":624},3,[562,626,575],{"class":568},[562,628,629],{"class":578},"duration",[562,631,582],{"class":568},[562,633,585],{"class":568},[562,635,591],{"class":568},[562,637,639],{"class":638},"sfazB","312ms",[562,641,642],{"class":568},"\"\n",[562,644,646],{"class":564,"line":645},4,[562,647,648],{"class":568},"}\n",[535,650,651,652,654,655,657],{},"When ",[538,653,544],{}," is high relative to ",[538,656,629],{},", your auth backend is the bottleneck.",[547,659,661],{"id":660},"tune-for-high-traffic","Tune for high traffic",[663,664,665,680,693],"ol",{},[666,667,668,679],"li",{},[669,670,671,672],"strong",{},"Enable ",[673,674,678],"a",{"href":675,"rel":676},"https:\u002F\u002Fwww.better-auth.com\u002Fdocs\u002Fguides\u002Foptimizing-for-performance#cookie-cache",[677],"nofollow","cookie caching"," in Better Auth so session lookups don't hit the database every time.",[666,681,682,688,689,692],{},[669,683,684,685],{},"Use ",[538,686,687],{},"exclude"," on ",[538,690,691],{},"createAuthMiddleware"," to skip public routes that don't need user context.",[666,694,695,700],{},[669,696,684,697],{},[538,698,699],{},"include"," to limit resolution to specific route patterns instead of the entire app.",[535,702,703,704,707],{},"A common P95 target after caching: ",[538,705,706],{},"auth.resolvedIn \u003C 5ms",".",[547,709,711],{"id":710},"standalone-nitro","Standalone Nitro",[535,713,714,717,718,721,722,725],{},[538,715,716],{},"createAuthIdentifier"," is a factory that creates a Nitro ",[538,719,720],{},"request"," hook. 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