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The integration measures it for you and exposes the timing as ",[539,544,545],{},"auth.resolvedIn"," so you can spot regressions before users do.",[548,549,551],"h2",{"id":550},"watch-session-resolution-time","Watch session resolution time",[553,554,560],"pre",{"className":555,"code":556,"filename":557,"language":558,"meta":559,"style":559},"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","",[539,561,562,571,623,644],{"__ignoreMap":559},[563,564,567],"span",{"class":565,"line":566},"line",1,[563,568,570],{"class":569},"sMK4o","{\n",[563,572,574,577,581,584,587,590,593,597,599,601,605,608,610,613,615,617,620],{"class":565,"line":573},2,[563,575,576],{"class":569},"  \"",[563,578,580],{"class":579},"spNyl","auth",[563,582,583],{"class":569},"\"",[563,585,586],{"class":569},":",[563,588,589],{"class":569}," {",[563,591,592],{"class":569}," \"",[563,594,596],{"class":595},"sBMFI","resolvedIn",[563,598,583],{"class":569},[563,600,586],{"class":569},[563,602,604],{"class":603},"sbssI"," 245",[563,606,607],{"class":569},",",[563,609,592],{"class":569},[563,611,612],{"class":595},"identified",[563,614,583],{"class":569},[563,616,586],{"class":569},[563,618,619],{"class":569}," true",[563,621,622],{"class":569}," },\n",[563,624,626,628,631,633,635,637,641],{"class":565,"line":625},3,[563,627,576],{"class":569},[563,629,630],{"class":579},"duration",[563,632,583],{"class":569},[563,634,586],{"class":569},[563,636,592],{"class":569},[563,638,640],{"class":639},"sfazB","312ms",[563,642,643],{"class":569},"\"\n",[563,645,647],{"class":565,"line":646},4,[563,648,649],{"class":569},"}\n",[536,651,652,653,655,656,658],{},"When ",[539,654,545],{}," is high relative to ",[539,657,630],{},", your auth backend is the bottleneck.",[548,660,662],{"id":661},"tune-for-high-traffic","Tune for high traffic",[664,665,666,681,694],"ol",{},[667,668,669,680],"li",{},[670,671,672,673],"strong",{},"Enable ",[674,675,679],"a",{"href":676,"rel":677},"https:\u002F\u002Fwww.better-auth.com\u002Fdocs\u002Fguides\u002Foptimizing-for-performance#cookie-cache",[678],"nofollow","cookie caching"," in Better Auth so session lookups don't hit the database every time.",[667,682,683,689,690,693],{},[670,684,685,686],{},"Use ",[539,687,688],{},"exclude"," on ",[539,691,692],{},"createAuthMiddleware"," to skip public routes that don't need user context.",[667,695,696,701],{},[670,697,685,698],{},[539,699,700],{},"include"," to limit resolution to specific route patterns instead of the entire app.",[536,703,704,705,708],{},"A common P95 target after caching: ",[539,706,707],{},"auth.resolvedIn \u003C 5ms",".",[548,710,712],{"id":711},"standalone-nitro","Standalone Nitro",[536,714,715,718,719,722,723,726],{},[539,716,717],{},"createAuthIdentifier"," is a factory that creates a Nitro ",[539,720,721],{},"request"," hook. 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