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Top Forums UNIX for Dummies Questions & Answers Chemist Needs Help Post 302250530 by gingburg on Thursday 23rd of October 2008 03:23:38 PM
Old 10-23-2008
Quote:
Originally Posted by jim mcnamara
The code above will work for you - plugin correct values for the red text below:
Code:
printf "%s\n%s\n%s\n%s\n" "comment" "x y x"  "101"  "4 7" > newfile

awk '/Done/ {print $2}'  file | \
 awk ' BEGIN { cnt =1.5 }
         {printf("%.1f  %s  42 69.42\n", cnt  $0); cnt+=.1 } >> newfile

Keep all quotes and punctuation characters as they are. They have meaning. Just use alphanumerics and . for a decimals and +- for signs on numbers if needed. File names cannot contain spaces or weird characters.

The number of rows you create in the output file is totally depdendent on the number of rows you read in via the first awk statement. ie., the number of lines read in from "file". Nothing is doing any counting for you. If you don't get 101 lines look to your input data.
Okay everything seems good but the values 42 and 69.42 also need to be extraced using the same awk command how do I put that command in there. Lenny
 

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Hello friends, I was wondering if you can help me with probably a simple function to you all: the sample looks and has this format. I was wondering how I could extract the first and second column starting including the line 'E/N and Ko' and not stop until there are no more lines. Thank you for... (5 Replies)
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KEEPALIVED(8)						      System Manager's Manual						     KEEPALIVED(8)

NAME
keepalived - load-balancing and high-availability service SYNOPSIS
keepalived [-f|--use-file=FILE] [-P|--vrrp] [-C|--check] [-l|--log-console] [-D|--log-detail] [-S|--log-facility={0-7}] [-V|--dont-release-vrrp] [-I|--dont-release-ipvs] [-R|--dont-respawn] [-n|--dont-fork] [-d|--dump-conf] [-p|--pid=FILE] [-r|--vrrp_pid=FILE] [-c|--checkers_pid=FILE] [-v|--version] [-h|--help] DESCRIPTION
Keepalived provides simple and robust facilities for load-balancing and high-availability. The load-balancing framework relies on well-known and widely used Linux Virtual Server (IPVS) kernel module providing Layer4 load-balancing. Keepalived implements a set of checkers to dynamically and adaptively maintain and manage load-balanced server pool according their health. Keepalived also implements the VRRPv2 protocol to achieve high-availability with director failover. OPTIONS
-f, --use-file=FILE Use the specified configuration file. The default configuration file is "/etc/keepalived/keepalived.conf". -P, --vrrp Only run the VRRP subsystem. This is useful for configurations that do not use IPVS load balancer. -C, --check Only run the healthcheck subsystem. This is useful for configurations that use the IPVS load balancer with a single director with no failover. -l, --log-console Log messages to the local console. The default behavior is to log messages to syslog. -D, --log-detail Detailed log messages. -S, --log-facility=[0-7] Set syslog facility to LOG_LOCAL[0-7]. The default syslog facility is LOG_DAEMON. -V, --dont-release-vrrp Don't remove VRRP VIPs and VROUTEs on daemon stop. The default behavior is to remove all VIPs and VROUTEs when keepalived exits -I, --dont-release-ipvs Don't remove IPVS topology on daemon stop. The default behavior it to remove all entries from the IPVS virtual server table on when keepalived exits. -R, --dont-respawn Don't respawn child processes. The default behavior is to restart the VRRP and checker processes if either process exits. -n, --dont-fork Don't fork the daemon process. This option will cause keepalived to run in the foreground. -d, --dump-conf Dump the configuration data. -p, --pid=FILE Use specified pidfile for parent keepalived process. The default pidfile for keepalived is "/var/run/keepalived.pid". -r, --vrrp_pid=FILE Use specified pidfile for VRRP child process. The default pidfile for the VRRP child process is "/var/run/keepalived_vrrp.pid". -c, --checkers_pid=FILE Use specified pidfile for checkers child process. The default pidfile for the checker child process is "/var/run/keepalived_checkers.pid". -v, --version Display the version and exit. -h, --help Display this help message and exit. SEE ALSO
keepalived.conf(5), ipvsadm(8) AUTHOR
This man page was written by Ryan O'Hara <rohara@redhat.com> November 2012 KEEPALIVED(8)
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