18 |
|
|
19 |
- current implementation of gisp seems to have too many obvious exploits |
- current implementation of gisp seems to have too many obvious exploits |
20 |
- the need to examine other available overlays |
- the need to examine other available overlays |
21 |
- purpose of this PEG: short review and overview of existing overlays which |
- purpose of this PEG: short overview of existing overlays which |
22 |
have a implementation and (eventually) eventually choose which suits |
have a implementation and (eventually) choose which suits |
23 |
best to our needs |
best to our needs |
24 |
- choosing is based on "practical perspective": license, |
- "practical perspective": license, implementation activity &c |
|
implementation activity &c |
|
25 |
- the current situation of as of june/july 2003 |
- the current situation of as of june/july 2003 |
26 |
|
|
27 |
Issues |
Issues |
32 |
|
|
33 |
Terms |
Terms |
34 |
===== |
===== |
35 |
|
This section briefly covers the terms used in this document. |
36 |
|
|
37 |
|
|
38 |
Abstractions |
Abstractions |
48 |
and retrieve functionality, where the value is always stored |
and retrieve functionality, where the value is always stored |
49 |
at the live overlay node(s) to which the key is mapped by |
at the live overlay node(s) to which the key is mapped by |
50 |
the KBR layer. Values can be objects of any type. For ex-ample, the DHT |
the KBR layer. Values can be objects of any type. For ex-ample, the DHT |
51 |
implemented as part of the DHash inter-face in CFS [4] stores |
implemented as part of the DHash inter-face in CFS stores |
52 |
and retrieves single disk blocks by their content-hashed keys. |
and retrieves single disk blocks by their content-hashed keys. |
53 |
|
|
54 |
DOLR |
DOLR |
71 |
|
|
72 |
Redundancy |
Redundancy |
73 |
---------- |
---------- |
74 |
.. text... |
|
75 |
|
How well overlay handles failures caused by nodes or connection fail |
76 |
|
randomly. |
77 |
|
|
78 |
Fault tolerance against hostile nodes |
Fault tolerance against hostile nodes |
79 |
------------------------------------- |
------------------------------------- |
80 |
|
|
81 |
.. text... |
How well overlay handles failures which are caused by a hostile node(s). |
82 |
|
|
83 |
Activity of development |
Activity of development |
84 |
----------------------- |
----------------------- |
118 |
|
|
119 |
Redundancy |
Redundancy |
120 |
'''''''''' |
'''''''''' |
121 |
|
Replication, backup links. |
122 |
|
|
123 |
Fault tolerance against hostile nodes |
Fault tolerance against hostile nodes |
124 |
''''''''''''''''''''''''''''''''''''' |
''''''''''''''''''''''''''''''''''''' |
133 |
|
|
134 |
Developer |
Developer |
135 |
''''''''' |
''''''''' |
136 |
MIT |
MIT (research community) |
137 |
|
|
138 |
Language |
Language |
139 |
'''''''' |
'''''''' |
183 |
|
|
184 |
Developer |
Developer |
185 |
''''''''' |
''''''''' |
186 |
University of Berkeley |
University of Berkeley (research community) |
187 |
|
|
188 |
Language |
Language |
189 |
'''''''' |
'''''''' |
223 |
|
|
224 |
Developer |
Developer |
225 |
''''''''' |
''''''''' |
226 |
Petar Maymounkov, New York University |
New York University (research community) |
227 |
|
|
228 |
Language |
Language |
229 |
'''''''' |
'''''''' |
264 |
|
|
265 |
Developer |
Developer |
266 |
''''''''' |
''''''''' |
267 |
Microsoft Research and Rice University |
Microsoft Research and Rice University (research community) |
268 |
|
|
269 |
Language |
Language |
270 |
'''''''' |
'''''''' |
304 |
|
|
305 |
Developer |
Developer |
306 |
''''''''' |
''''''''' |
307 |
Daishi Kato |
Daishi Kato (software engineering community) |
308 |
|
|
309 |
Language |
Language |
310 |
'''''''' |
'''''''' |
341 |
|
|
342 |
Developer |
Developer |
343 |
''''''''' |
''''''''' |
344 |
Paul Harrison |
Paul Harrison (software engineering community) |
345 |
|
|
346 |
Language |
Language |
347 |
'''''''' |
'''''''' |
378 |
|
|
379 |
Developer |
Developer |
380 |
''''''''' |
''''''''' |
381 |
Dr. Burris T. Ewell + three other developers |
Four developers (software engineering community) |
382 |
|
|
383 |
Language |
Language |
384 |
'''''''' |
'''''''' |
417 |
|
|
418 |
Developer |
Developer |
419 |
''''''''' |
''''''''' |
420 |
12 developers (according to Savannah's project page) |
12 developers (according to Savannah's project page, software engineering |
421 |
|
community) |
422 |
|
|
423 |
|
|
424 |
Language |
Language |
425 |
'''''''' |
'''''''' |