全民优化
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This document discusses tools and methods for website optimization. It introduces xRefer, a new tool that analyzes browser requests and returns 200 or 304 responses to optimize page speed. Other mentioned tools include HttpWatch, Firebug Developer Tool, HAR files, DynaTrace Speed Tracer, WebPageTest, and TopN xRefer Browser. POCs can be tested on speed.taobao.com:8000 and xRefer results viewed at wpo.taobao.net/cdn/xrefer. Overall the document provides an overview of tools and strategies for website performance optimization.
![} ] )6- SSC(×3+)2- SSC(×4+)3- SJ(×4[-001{×8 = F
) NDC ×01-001(×6+
]) 008271 eripxE(×11-001[×01+
]) pizg 005 (×11-001[×8+
]) SSC ydob×01-99( ∶001 ? SSC ydob[×4+
) tpircSavaJ daeh×5-001(×4+
]) SSC×2-09( :001? SSC [×3+
])4- (×5-001[×3+
) SJ SSC ×01-001(×4+
) tcerideR×01-001(×4+
]) SSC + tpircSavaJ (×5-001[×4+
YSlow
) gatE ×11-001(×2+
) XAJA 0063 ×5-001(×4+
) XAJA TEG ×5-001(×3+
} ] 052/))009- MOD(( ×01-99[ ∶001? MODxaM< MOD{×3+
) 404 ×5-001(×4+
] ) 0001/ eikooc ×01-99( ∶001? 0001 eikooc[×3+
) eerf eikooc ×5-001(×3+
]) retl? kcah ×5+ retl? kcah ×2(-001[×4+
) thgieh htdiw LMTH ×5-001(×3+
])0∶5 ? 00 0 2 nocivaf(-)0∶5 ? 0063 nocivaf(-001[×2+](https://image.slidesharecdn.com/wpo-120109035911-phpapp01/85/-19-320.jpg)
![F = 8×{100-[4×(JS -3)+4×(CSS -2)+3×(CSS -6) ] }
+6×(100-10× CDN )
+10×[100-11×(Expire 172800 )]
+8×[100-11×( 500 gzip )]
+4×[body CSS ? 100∶ (99-10×body CSS )]
+4×(100-5×head JavaScript )
+3×[ CSS ?100: (90-2×CSS )]
+3×[100-5×( -4)]
+4×(100-10× CSS JS )
+4×(100-10×Redirect )
+4×[100-5×( JavaScript + CSS )]
wolSY
+2×(100-11× Etag )
+4×(100-5× 3600 AJAX )
+3×(100-5× GET AJAX )
+3×{DOM <MaxDOM ?100∶ [99-10× ((DOM -900))/250 ] }
+4×(100-5× 404 )
+3×[cookie 1000 ?100∶ (99-10× cookie /1000 ) ]
+3×(100-5× cookie free )
+4×[100-(2× hack ?lter +5× hack ?lter )]
+3×(100-5× HTML width height )
+2×[100-(favicon 3600 ? 5∶0)-(favicon 2000 ? 5∶0)]](https://image.slidesharecdn.com/wpo-120109035911-phpapp01/85/-20-320.jpg)
全民优化
- 3. 1.问题是？ 2.怎样做？ 全民 3.工具呢？ 优化 taobao-wpo@list.alibaba-inc.com
- 4. 1 问题是？
- 10. 一直优化 从未停过
- 17. 2 怎样做
- 18. 军规
- 19. } ] )6- SSC(×3+)2- SSC(×4+)3- SJ(×4[-001{×8 = F ) NDC ×01-001(×6+ ]) 008271 eripxE(×11-001[×01+ ]) pizg 005 (×11-001[×8+ ]) SSC ydob×01-99( ∶001 ? SSC ydob[×4+ ) tpircSavaJ daeh×5-001(×4+ ]) SSC×2-09( :001? SSC [×3+ ])4- (×5-001[×3+ ) SJ SSC ×01-001(×4+ ) tcerideR×01-001(×4+ ]) SSC + tpircSavaJ (×5-001[×4+ YSlow ) gatE ×11-001(×2+ ) XAJA 0063 ×5-001(×4+ ) XAJA TEG ×5-001(×3+ } ] 052/))009- MOD(( ×01-99[ ∶001? MODxaM< MOD{×3+ ) 404 ×5-001(×4+ ] ) 0001/ eikooc ×01-99( ∶001? 0001 eikooc[×3+ ) eerf eikooc ×5-001(×3+ ]) retl? kcah ×5+ retl? kcah ×2(-001[×4+ ) thgieh htdiw LMTH ×5-001(×3+ ])0∶5 ? 00 0 2 nocivaf(-)0∶5 ? 0063 nocivaf(-001[×2+
- 20. F = 8×{100-[4×(JS -3)+4×(CSS -2)+3×(CSS -6) ] } +6×(100-10× CDN ) +10×[100-11×(Expire 172800 )] +8×[100-11×( 500 gzip )] +4×[body CSS ? 100∶ (99-10×body CSS )] +4×(100-5×head JavaScript ) +3×[ CSS ?100: (90-2×CSS )] +3×[100-5×( -4)] +4×(100-10× CSS JS ) +4×(100-10×Redirect ) +4×[100-5×( JavaScript + CSS )] wolSY +2×(100-11× Etag ) +4×(100-5× 3600 AJAX ) +3×(100-5× GET AJAX ) +3×{DOM <MaxDOM ?100∶ [99-10× ((DOM -900))/250 ] } +4×(100-5× 404 ) +3×[cookie 1000 ?100∶ (99-10× cookie /1000 ) ] +3×(100-5× cookie free ) +4×[100-(2× hack ?lter +5× hack ?lter )] +3×(100-5× HTML width height ) +2×[100-(favicon 3600 ? 5∶0)-(favicon 2000 ? 5∶0)]
- 24. WIKI
- 25. DOM | BOM WIKI JavaScript Flash
- 26. 3 工具
- 27. HttpWatch Firebug Developer Tool
- 29. HAR HTTP Archive JSON
- 34. WEBPAGETEST webpagetest.org
- 38. * TopN xRefer Browser wpo.taobao.net
- 39. 刚刚发布 ? xRefer 200/304 wpo.taobao.net/cdn/xrefer
- 42. ?