/[storm]/storm/doc/pegboard/available_overlays--hemppah/peg.rst
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revision 1.6 by hemppah, Thu Jun 19 08:02:57 2003 UTC revision 1.7 by hemppah, Thu Jun 19 10:20:13 2003 UTC
# Line 18  PEG available_overlays--hemppah: Line 18  PEG available_overlays--hemppah:
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
# Line 33  Issues Line 32  Issues
32    
33  Terms  Terms
34  =====  =====
35    This section briefly covers the terms used in this document.
36    
37    
38  Abstractions  Abstractions
# Line 49  key and a value. This interface implemen Line 48  key and a value. This interface implemen
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
# Line 72  to the underlying nodes or links. Line 71  to the underlying nodes or links.
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  -----------------------  -----------------------
# Line 117  DHT Line 118  DHT
118    
119  Redundancy  Redundancy
120  ''''''''''  ''''''''''
121    Replication, backup links.
122    
123  Fault tolerance against hostile nodes  Fault tolerance against hostile nodes
124  '''''''''''''''''''''''''''''''''''''  '''''''''''''''''''''''''''''''''''''
# Line 131  nightly snapshots are available. Line 133  nightly snapshots are available.
133    
134  Developer  Developer
135  '''''''''  '''''''''
136  MIT  MIT (research community)
137    
138  Language  Language
139  ''''''''  ''''''''
# Line 181  and a distributed test framework." Line 183  and a distributed test framework."
183    
184  Developer  Developer
185  '''''''''  '''''''''
186  University of Berkeley  University of Berkeley (research community)
187    
188  Language  Language
189  ''''''''  ''''''''
# Line 221  is under development Line 223  is under development
223    
224  Developer  Developer
225  '''''''''  '''''''''
226  Petar Maymounkov, New York University  New York University (research community)
227    
228  Language  Language
229  ''''''''  ''''''''
# Line 262  caching, etc." Line 264  caching, etc."
264    
265  Developer  Developer
266  '''''''''  '''''''''
267  Microsoft Research and Rice University  Microsoft Research and Rice University (research community)
268    
269  Language  Language
270  ''''''''  ''''''''
# Line 302  Activity of development Line 304  Activity of development
304    
305  Developer  Developer
306  '''''''''  '''''''''
307  Daishi Kato  Daishi Kato (software engineering community)
308    
309  Language  Language
310  ''''''''  ''''''''
# Line 339  Active, the current version is 0.35 (30 Line 341  Active, the current version is 0.35 (30
341    
342  Developer  Developer
343  '''''''''  '''''''''
344  Paul Harrison  Paul Harrison (software engineering community)
345    
346  Language  Language
347  ''''''''  ''''''''
# Line 376  The current version is "3 - Alpha" (2002 Line 378  The current version is "3 - Alpha" (2002
378    
379  Developer  Developer
380  '''''''''  '''''''''
381  Dr. Burris T. Ewell + three other developers  Four developers (software engineering community)
382    
383  Language  Language
384  ''''''''  ''''''''
# Line 415  The current version is 2.5-3 (May 26th 2 Line 417  The current version is 2.5-3 (May 26th 2
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  ''''''''  ''''''''

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