Hello!
Is it anyone who might know how to extract the n last lines from a file, typically the 1000 last? Until know I have used sed -n np filename, but it takes each line separately, and is hence very time consuming.
Thank you in advance! (3 Replies)
Match column 3 in file1 to column 1 in file 2 and replace with column 2 from file2
file 1 sample
SNDK 80004C101 AT
XLNX 983919101 BB
NETL 64118B100 BS
AMD 007903107 CC
KLAC 482480100 DC
TER 880770102 KATS
ATHR 04743P108 KATS... (7 Replies)
Can anyone please help with this? I have 2 files as given below.
If 2nd column of file1 has pattern foo1@a, find the matching 1st column in file2 & replace 2nd column of file1 with file2's value.
file1
abc_1 foo1@a ....
abc_1 soo2@a ...
def_2 soo2@a ....
def_2 foo1@a ........ (7 Replies)
Hi Bigshots,
I have a pattern file with two columns. I have another data file. If column 1 in the pattern file appears as the 4th column in the data file, I need to replace it (4th column of data file) with column 2 of the pattern file. If the pattern is found in any other column, it should not... (6 Replies)
Hi,
I want to replace the value in more than one column.
For one column ,following command is working -
sed 's/./$value_to_replace/$column number' file_name
e.g. suppose this is input 1111000000
command - sed 's/./M/5'
output= 1111M000000
For two column also command is like -
cat... (22 Replies)
hi i have sample data
a,b,c,d,e,g h http://mysite.xyx
z,b,d,f,e,s t http://123124#
a,b,c,i,m,nothing
d,i,j,e,w,nothing
output expected is
a,b,c,d,e,http://mysite.xyx
z,b,d,f,e,http://123124#
a,b,c,i,m,nothing
d,i,j,e,w,nothing
i can get only links using grep -o 'http.*'
i... (8 Replies)
Hi Experts,
Please bear with me, i need help
I am learning AWk and stuck up in one issue.
First point : I want to sum up column value for column 7, 9, 11,13 and column15 if rows in column 5 are duplicates.No action to be taken for rows where value in column 5 is unique.
Second point : For... (12 Replies)
I have a csv which has lot of columns . I was looking for an awk script which would extract a column twice. for the first occurance the header and data needs to be intact but for the second occurance i want to replace the header name since it a duplicate and extract year value which is in ddmmyy... (10 Replies)
file1:
Name,Threshold,Curr Samples,Curr Error%,Curr ART
GETHome,100,21601,0.00%,47
GETregistry,100,21592,0.00%,13
GEThomeLayout,100,30466,0.00%,17
file2:
Name,Threshold,Curr Samples,Curr Error%,Curr ART
GETHome,100,21601,0.00%,33
GETregistry,100,21592,0.00%,22... (6 Replies)
Discussion started by: Raghuram717
6 Replies
LEARN ABOUT DEBIAN
kumoctl
KUMOCTL(1) General Commands Manual KUMOCTL(1)NAME
kumoctl - show kumofs status
SYNOPSIS
kumoctl address[:port=19750] command [options]
DESCRIPTION
Show status of kumo-manager and send control commands to kumo-manager.
COMMANDS
status show status of the cluster
attach attach all new servers and start replace
attach-noreplace
attach all new servers
detach detach all fault servers and start replace
detach-noreplace
detach all fault servers
replace
start replace without attach/detach
full-replace
start full-replace (repair consistency)
backup [suffix=20090304]
create backup with specified suffix
enable-auto-replace
enable auto replace
disable-auto-replace
disable auto replace
STATUS
hash space timestamp
The time that the list of attached kumo-servers is updated. It is updated when new kumo-server is added or existing kumo-server is
down.
attached node
The list of attached kumo-servers. (active) is normal node and (fault) is fault node or recoverd but not re-attached node.
not attached node
The list of recognized but not-attached nodes.
AUTO REPLACING
By default, you have to attach new kumo-servers manually using kumoctl command. If the auto replacing is enabled, new kumo-servers are
attached automatically. This is experimental feature.
EXAMPLE
$ kumoctl mgr1 status
$ kumoctl mgr1 attach
SEE ALSO kumo-manager(1).
kumoctl July 2009 KUMOCTL(1)