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What this means for normal users is that if they use this and a server is slow, however the content is cached on the system, then (after the first upload) requests to that file will be fast. It also means that the request will not be satisfied by the original server, equivalent to free bandwidth.
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of a single member of the proxy-system, but are instead saved piece-wise across several members, and 'gathered up' when they are requested. This allows for more sharing of disk space among proxies, and for higher fault tolerance. To access this system, URLs were prefixed with
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Requests to that proxy are then forwarded to an appropriate member of the system that is in charge of the file (should be caching it) and that has sent recent updates showing that it is still alive. The file is forwarded to the proxy and thence to the
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For rare files this system could be slightly slower than downloading the file itself. The system's speed is also subject to the constraint of number of participating proxies.
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For the case of large files requested by many peers, it uses a kind of 'multi-cast stream' from one peer to the others, which then distribute out to their respective proxies.
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CoBlitz, a CDN technology firm (2006–2009), was a take-off of this, in that files are not saved in the
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Users set their internet caches to a nearby high bandwidth proxy that participates in the system.
116: 121: 249: 225: 167: 134: 96: 201: 175: 137: 88: 240: 148: 18: 206: 143: 128: 115: 107: 95: 209:. Verivue Inc. acquired CoBlitz in October 2010. 226:CoBlitz - Scalable Large File Transfer via HTTP 8: 81: 80: 69:Learn how and when to remove this message 174:in 2003 and deployed for general use on 32:This article includes a list of general 218: 7: 178:. It operates as per the following: 38:it lacks sufficient corresponding 14: 87: 23: 1: 277: 207:http://coblitz.codeen.org/ 86: 261:Distributed data storage 124:(web-based application) 53:more precise citations. 172:Princeton University 102:Princeton University 256:Servers (computing) 83: 16:Proxy server system 170:system created at 161: 160: 79: 78: 71: 268: 228: 223: 157: 154: 152: 150: 117:Operating system 91: 84: 74: 67: 63: 60: 54: 49:this article by 40:inline citations 27: 26: 19: 276: 275: 271: 270: 269: 267: 266: 265: 246: 245: 237: 232: 231: 224: 220: 215: 147: 108:Initial release 75: 64: 58: 55: 45:Please help to 44: 28: 24: 17: 12: 11: 5: 274: 272: 264: 263: 258: 248: 247: 244: 243: 236: 235:External links 233: 230: 229: 217: 216: 214: 211: 188: 187: 183: 159: 158: 145: 141: 140: 132: 126: 125: 122:Cross-platform 119: 113: 112: 109: 105: 104: 99: 93: 92: 77: 76: 31: 29: 22: 15: 13: 10: 9: 6: 4: 3: 2: 273: 262: 259: 257: 254: 253: 251: 242: 239: 238: 234: 227: 222: 219: 212: 210: 208: 203: 198: 195: 192: 184: 181: 180: 179: 177: 173: 169: 165: 156: 146: 142: 139: 136: 133: 131: 127: 123: 120: 118: 114: 110: 106: 103: 100: 98: 94: 90: 85: 73: 70: 62: 52: 48: 42: 41: 35: 30: 21: 20: 221: 199: 196: 193: 189: 168:proxy server 163: 162: 97:Developer(s) 65: 56: 37: 51:introducing 250:Categories 213:References 153:.princeton 59:April 2009 34:references 202:web cache 176:PlanetLab 138:Web cache 186:client. 144:Website 47:improve 241:CoDeeN 164:CoDeeN 149:codeen 82:CoDeeN 36:, but 166:is a 155:.edu 130:Type 111:2003 151:.cs 135:P2P 252:: 72:) 66:( 61:) 57:( 43:.

Index

references
inline citations
improve
introducing
Learn how and when to remove this message

Developer(s)
Princeton University
Operating system
Cross-platform
Type
P2P
Web cache
codeen.cs.princeton.edu
proxy server
Princeton University
PlanetLab
web cache
http://coblitz.codeen.org/
CoBlitz - Scalable Large File Transfer via HTTP
CoDeeN
Categories
Servers (computing)
Distributed data storage

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