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soc:2010:cooldavid:journal:week11 [2010/08/07 03:38]
cooldavid
soc:2010:cooldavid:journal:week11 [2010/08/07 04:03]
cooldavid
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 +
 ==== Benchmark plan ==== ==== Benchmark plan ====
   * Performance test sites   * Performance test sites
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 |     User mode|  476KB/s| 550s|   ​298KB/​s| ​ 880s|    298KB/​s| ​ 879s| |     User mode|  476KB/s| 550s|   ​298KB/​s| ​ 880s|    298KB/​s| ​ 879s|
 |           ​TAP| ​  ​36MB/​s| ​  ​7s| ​ 5243KB/​s| ​  ​50s| ​   495KB/​s| ​ 529s| |           ​TAP| ​  ​36MB/​s| ​  ​7s| ​ 5243KB/​s| ​  ​50s| ​   495KB/​s| ​ 529s|
 +
 +=== Port wscale branch against current gPXE master ===
 +Recent TCP updates is a lot different from previous base of wscale branch.
 +Still working on it.
  
 === Window size difference === === Window size difference ===
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   * Image size: 43,355,267 bytes   * Image size: 43,355,267 bytes
   * Linux wget speed: 1MByte/s (My Internet link speed is 10Mbit/s, it's about the full spped.)   * Linux wget speed: 1MByte/s (My Internet link speed is 10Mbit/s, it's about the full spped.)
 +  * Tested it with emulated rtl8139 of KVM, and Native on rtl8139 hardware.
  
-  * Still porting wscale branch. +^ Window Size ^   ​tcpfix2 branch ​   ^^    ​wscale branch ​   ^^ 
- +^             ^ KVM TAP/NAT ^ Native ^ KVM TAP/NAT ^ Native ​
-^ Window Size ^ tcpfix2 branch ^ wscale branch ^ +|           ​8K| ​      ​17KB/​s| ​       ​| ​            ​| ​       ​
-|           ​8K| ​         17KB/​s| ​              ​+|          16K|       ​43KB/​s| ​       ​| ​            ​| ​       ​
-|          16K|          43KB/​s| ​              ​+|          32K|       ​94KB/​s| ​       ​| ​            ​| ​       ​
-|          32K|          94KB/​s| ​              ​+|          64K|      198KB/​s| ​       ​| ​            ​| ​       ​
-|          64K|         ​198KB/​s| ​              ​+|         ​128K| ​            ​       ​| ​            ​| ​       ​
-|         ​128K| ​                             ​+|         ​256K| ​            ​       ​| ​            ​| ​       ​
-|         ​256K| ​                             ​+|         ​512K| ​            ​       ​| ​            ​| ​       ​
-|         ​512K| ​                             ​+|        1024K| ​            ​       ​| ​            ​| ​       ​|
-|        1024K| ​                             ​|+
  

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