I am new to this forum and a novice at shell script. I am trying to write a script to determine each of the NIC configured on a linux system and its speed and Duplex. I came up with the following piece of code:
But I am coming up with command not found for line in red. Why can't I declare a variable and increment just its count?
Last edited by pravin883; 01-17-2013 at 08:19 PM..
hi,
i want to increment a Variable but it doesnt work.
here my codé
COUNT=1
COUNT= 'expr $COUNT + 1'
i've tried it in the prompt but it print me:
expr: syntaxerror
What does I make wrong? (4 Replies)
Hi,
I want to write a perl script, which will increment number stored in file. I want to do this without any file handles. I think we have to use some UNIX commands. I am not sure how to do this with file handles.
Thanks, (1 Reply)
Hi All,
I have a variable n that stores a number.
Eg. echo $n comes out to be 120.
I need to print 121 using echo command on n.
Please advice.
Thanks in advance !! (4 Replies)
Hello There,
I have been trying to increment the value of variable to 1, 2, 3 etc. but, it displays
1
1+1
1+1+1
.....
:wall:
Could anyone help out with this?
for i in *.*
do
s=`expr $s+1`
echo $s
j=$i$j
mv $i $j
done
Any help is appreciated? (24 Replies)
i have a variable that has more than one value. i am declaring another variable, which will have the old variable data one by one. i want to use the second variable to hold the track of all the variable it has parsed from the first one. can somebody help me how do i declare and use the second... (7 Replies)
Hi there everyone!
This is my first post so be gentle.
I have a small bash script that is extracting 3 line every 3 lines. I got the AWK part but i cant do the loop part.
#!/bin/bash
export line=`awk 'END { print NR }' btnew`
echo $line
for i in {1..$line..3} #increment
do
echo... (2 Replies)
Hi All,
I have a file which has hundred of records with fixed number of fields. In each record there is set of 8 characters which represent the duration of that activity. I want to sum up the duration present in all the records for a report. The problem is the duration changes per record so I... (5 Replies)
Hi,
I am able to increment numbers but unable to increment the charters in unix -AIX.
Source : AAA BB CCC
Increment Number : 5
OUTPUT:
AAA BB CCC
AAA BB CCD
AAA BB CCE
AAA BB CCF
AAA BB CCG
Thanks
onesuri
Please use CODE tags as required by the forum rules. I have made a wild... (5 Replies)
hey guys,
I need to incerement the date variable for instance
echo `date '+%F %H:%M:00'`
this produces
2014-08-02 20:05:00
-I will grant this to : $Datehour and need to assign 1 hr from now to $Datelasthour
-the script time will be used to talk to DB system information.
however... (4 Replies)
Discussion started by: mo_VERTICASQL
4 Replies
LEARN ABOUT CENTOS
ocf_heartbeat_sendarp
OCF_HEARTBEAT_SENDAR(7) OCF resource agents OCF_HEARTBEAT_SENDAR(7)NAME
ocf_heartbeat_SendArp - Broadcasts unsolicited ARP announcements
SYNOPSIS
SendArp [start | stop | monitor | meta-data | validate-all]
DESCRIPTION
This RA can be used _instead_ of the IPaddr2 or IPaddr RA to send gratuitous ARP for an IP address on a given interface, without adding the
address to that interface. For example, if for some resaon you wanted to send gratuitous ARP for addresses managed by IPaddr2 or IPaddr on
an additional interface.
SUPPORTED PARAMETERS
ip
The IP address for sending ARP packet.
(required, string, no default)
nic
The NIC for sending ARP packet.
(required, string, no default)
background
Send ARPs in background. Set to false if you want to test if sending ARPs succeeded.
(optional, boolean, default true)
SUPPORTED ACTIONS
This resource agent supports the following actions (operations):
start
Starts the resource. Suggested minimum timeout: 20s.
stop
Stops the resource. Suggested minimum timeout: 20s.
monitor
Performs a detailed status check. Suggested minimum timeout: 20. Suggested interval: 10.
meta-data
Retrieves resource agent metadata (internal use only). Suggested minimum timeout: 5.
validate-all
Performs a validation of the resource configuration. Suggested minimum timeout: 20s.
EXAMPLE
The following is an example configuration for a SendArp resource using the crm(8) shell:
primitive p_SendArp ocf:heartbeat:SendArp
params
ip=string
nic=string
op monitor depth="0" timeout="20" interval="10"
SEE ALSO
http://www.linux-ha.org/wiki/SendArp_(resource_agent)
AUTHOR
Linux-HA contributors (see the resource agent source for information about individual authors)
resource-agents UNKNOWN 06/09/2014 OCF_HEARTBEAT_SENDAR(7)