THE FRACTAL STRUCTURE OF DATA REFERENCE- P10 potx
THE FRACTAL STRUCTURE OF DATA REFERENCE- P10 potx
... behavior of λ(t) provides
an alternative method of characterizing the hierarchical reuse model, which
34
THE FRACTAL STRUCTURE OF DATA REFERENCE
Notes
1 Assumes a track belonging to the 3380 ... background in place, we then propose, and
analyze, a method by which it is possible to match this behavior synthetically.
Finally, we illustrate the actual behavior of the...
THE FRACTAL STRUCTURE OF DATA REFERENCE- P25 potx
... 112 THE FRACTAL STRUCTURE OF DATA REFERENCE
In addition, the fact that the line of current performance crosses the 95
percent line means that we can reduce costs still further. This ...
with, the corresponding back
-
of
-
the
-
envelope calculations presented in the
previous section. Differences between the two sets of results are due to the
much more comp...
THE FRACTAL STRUCTURE OF DATA REFERENCE- P1 ppsx
... THE FRACTAL STRUCTURE
OF DATA REFERENCE
Applications to the Memory Hierarchy
by
Bruce McNutt
International Business Machines ... SYSTEMS, Nabil R.
A dam, Aryya Gangopadhyay ISBN : 0
-
7923
-
9924
-
2
THE FRACTAL STRUCTURE
OF DATA REFERENCE
Applications to the Memory Hierarchy
eBook ISBN: 0-306-47034-9
Print ISBN: 0-792-37945-4
©2002 ... LOGIC IN DATA MODELING,...
THE FRACTAL STRUCTURE OF DATA REFERENCE- P2 pdf
...
function of average cache residency time.
x THE FRACTAL STRUCTURE OF DATA REFERENCE
1.16 IMS storage pools: distribution of record interarrival times. 30
1.17 TSO storage pools: distribution of ... to Memory 11
5. Two Levels of Cache 25
2. HIERARCHICAL REUSE DAEMON 35
1. Desired Behavior 35
2. Definition of the Synthetic Application 37
3. Analysis of the Syn...
THE FRACTAL STRUCTURE OF DATA REFERENCE- P3 pptx
... exploit
them to best advantage. The emphasis of the book will be on the practical
applications of such results.
The focus of the applications examined in this book is on the portion of a
computer ...
recall.
THE FRACTAL STRUCTURE OF DATA REFERENCE
Preface xvii
The primary audience intended for the book is the large body of workers
who endeavor to en...
THE FRACTAL STRUCTURE OF DATA REFERENCE- P4 pot
... percent of
the tracks. Since the beginning of the sorted list represents the best possible
cache contents, we may apply the definition of Ω(l) to obtain the following
upper bound on the hit ... 3
the LRU list, other than the requested track, remain linked together in the same
order as before.
This algorithm has the net effect that the tracks in the list alwa...
THE FRACTAL STRUCTURE OF DATA REFERENCE- P5 pps
... widely separated from any other
reference to the data.
If we now examine the structure of database software, in an effort to account
for data reuse at a variety of time scales, we find that ... use of a given
track to the next reuse. Then we define the hierarchical reuse model of arrivals
to the track as the hypothesis that the conditional distribution of th...
THE FRACTAL STRUCTURE OF DATA REFERENCE- P6 ppsx
... size. Then we may conclude that the population of tracks currently
visiting the cache is given by (1.13):
THE FRACTAL STRUCTURE OF DATA REFERENCE
Therefore,
By contrast, measurements of the ... Let the average duration
of the front end be called ∆τ.
Thus, the total average duration of the visit as a whole is given by
(1.7)
Suppose, now, that the cumulative...
THE FRACTAL STRUCTURE OF DATA REFERENCE- P7 ppt
... convincingly by Smith [ 16].
16 THE FRACTAL STRUCTURE OF DATA REFERENCE
But assuming that the placement of interval boundaries falls at random, the
average number of interval boundaries crossed ... n
tch
. We may then estimate
To apply the conclusion just stated as a method of trace analysis, we count
(1.17)
Note that if 6’ is in the general ballpark of the gu...
THE FRACTAL STRUCTURE OF DATA REFERENCE- P8 pps
... early demotion of sequential data residing in the cache;
the memory for such data is typically freed long before the data would have
progressed from the top to the bottom of the LRU list. Storage ... a function of the miss ratios for the two memory technologies
24 THE FRACTAL STRUCTURE OF DATA REFERENCE
In moving an application from an older storage co...
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