I'm afraid ANY approach will have to copy >300GB, even if only 18 lines are to be modified, which will take its time. Possible solutions might be using editors like ed (search these fora), or applying some dirty tricks like
Still, don't expect too much ...
Last edited by RudiC; 05-15-2018 at 06:13 PM..
Reason: Eliminated TMP file.
Write a nawk script that will produce the following report:
***FIRST QUARTERLY REPORT***
***CAMPAIGN 2004 CONTRIBUTIONS***
-------------------------------------------------------------------------
NAME PHONE Jan | ... (5 Replies)
I want to print between the range two patterns if a particular pattern is present in between the two patterns. I am new to Unix. Any help would be greatly appreciated.
e.g.
Pattern1
Bombay
Calcutta
Delhi
Pattern2
Pattern1
Patna
Madras
Gwalior
Delhi
Pattern2
Pattern1... (2 Replies)
Hi guys, trying to replace a '#' with a ' ' (space) but only between the brackets '(' and ')'
N="text1#text2#text3(var1#var2#var3)"
N=`echo $N |sed '/(/,/) s/#. //'`
echo $N
Looking for an output of "text1#text2#text3(var1 var2 var3)"
Any ideas? (15 Replies)
I've a file say having
line 1
line 2
(NP
line 3
line 4
line 5)
line 6
I want to combine lines starting from (NP and ending with ) then it will look like
line 1
line 2
(NP line3 line4 line5)
line 6
I tried using sed '/(NP/,/)$/ s/\n/ /' but it's not working. Any help please?
... (8 Replies)
Still trying to get the basics down and I would like a different solution to what I'm currently doing and a better understanding of why it's happening. I've written a simple backup script that tars individual directories and then dumps them to a NFS drive. STDERR is being dumped into a process... (2 Replies)
Hi Experts,
I've issue with the huge file.
My requirement is I need to search a pattern between the 155-156 position and if its match's to 31 or 36 then need to route that to a new separate files.
The main file has around 1459328 line and 2 GB in size. I tired with the below code which take... (9 Replies)
Hi Everyone!
I really appreciate all of your help, I'm learning so much, can't wait until I get good enough to start answering questions!
I have a problem ... from one large file, I'd like to create multiple new files for each pattern block
beginning with /^ISA/
ending with /^IEA/
... (2 Replies)
Hi,
I have a Huge 7 GB file which has around 1 million records, i want to split this file into 4 files to contain around 250k messages each.
Please help me as Split command cannot work here as it might miss tags..
Format of the file is as below
<!--###### ###### START-->... (6 Replies)
Hi all,
I have been searching all over Google but I am unable to find a solution for a particular result that I am trying to achieve.
Consider the following input:
1
2
3
4
5
B4Srt1--Variable-0000
B4Srt2--Variable-1111
Srt
6
7
8
9
10
End (3 Replies)
I have config file like this:
server_name xx opt1 opt2 opt3
suboptions1
#suboptions - disabled
suboptions2 pattern
suboptions3
server_name yy opt1 opt2 opt3
suboptions1 pattern
#suboptions - disabled
suboptions2
So basically I want to extract the server... (1 Reply)
Discussion started by: nemesis911
1 Replies
LEARN ABOUT OSX
cachefslog
cachefslog(1M) System Administration Commands cachefslog(1M)NAME
cachefslog - Cache File System logging
SYNOPSIS
cachefslog [-f logfile | -h] cachefs_mount_point
DESCRIPTION
The cachefslog command displays where CacheFS statistics are being logged. Optionally, it sets where CacheFS statistics are being logged,
or it halts logging for a cache specified by cachefs_mount_point. The cachefs_mount_point argument is a mount point of a cache file system.
All file systems cached under the same cache as cachefs_mount_point will be logged.
OPTIONS
The following options are supported. You must be super-user to use the -f and -h options.
-f logfile Specify the log file to be used.
-h Halt logging.
OPERANDS
cachefs_mount_point A mount point of a cache file system.
USAGE
See largefile(5) for the description of the behavior of cachefslog when encountering files greater than or equal to 2 Gbyte ( 2**31 bytes).
EXAMPLES
Example 1: Checking the Logging of a directory.
The example below checks if the directory /home/sam is being logged:
example% cachefslog /home/sam
not logged: /home/sam
Example 2: Changing the logfile.
The example below changes the logfile of /home/sam to /var/tmp/samlog:
example# cachefslog -f /var/tmp/samlog /home/sam
/var/tmp/samlog: /home/sam
Example 3: Verifying the change of a logfile.
The example below verifies the change of the previous example:
example% cachefslog /home/sam
/var/tmp/samlog: /home/sam
Example 4: Halting the logging of a directory.
The example below halts logging for the /home/sam directory:
example# cachefslog -h /home/sam
not logged: /home/sam
EXIT STATUS
The following exit values are returned:
0 success
non-zero an error has occurred.
ATTRIBUTES
See attributes(5) for descriptions of the following attributes:
+-----------------------------+-----------------------------+
| ATTRIBUTE TYPE | ATTRIBUTE VALUE |
+-----------------------------+-----------------------------+
|Availability |SUNWcsu |
+-----------------------------+-----------------------------+
SEE ALSO cachefsstat(1M), cachefswssize(1M), cfsadmin(1M), attributes(5), largefile(5)DIAGNOSTICS
Invalid path It is illegal to specify a path within a cache file system.
SunOS 5.10 7 Feb 1997 cachefslog(1M)