03-14-2011
What Operating System and version are you running?
What Shell do you use?
Do you have a high-level language such as Oracle available or are you trying to do this with Shell tools and unix commands.
How big are the files?
How long is each record?
Ir you looking for characters 128-255 inclusive, or just character 255, or something else?
What are you going to do with the results? Are you going to try to change characters?
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LEARN ABOUT HPUX
cachefswssize
cachefswssize(1M) cachefswssize(1M)
NAME
cachefswssize - determine working set size for cachefs
SYNOPSIS
logfile
DESCRIPTION
The command displays the workspace size determined from logfile. This includes the amount of cache space used by each filesystem using the
same cachedir and the total cache space used by all the filesystems using the same cachedir. Optionally, it also displays the operations
that are logged in the logfile.
The logfile generated by the command is used by for reporting these statistics.
Options
recognizes the following option:
Display the data in the logfile in ASCII format.
This option is used for debugging purposes only.
RETURN VALUE
returns the following values:
Success.
non-zero An error occurred.
EXAMPLES
Following is sample output:
cachefswssize /var/tmp/samlog
/home/sam
end size: 10688k
high water size: 10704k
/foo
end size: 128k
high water size: 128k
/usr/dist
end size: 1472k
high water size: 1472k
total for cache
initial size: 110960k
end size: 12288k
high water size: 12304k
Following is an example using with the option:
AUTHOR
was developed by Sun Microsystems, Inc.
SEE ALSO
cachefslog(1M), cachefsstat(1M), cfsadmin(1M).
cachefswssize(1M)