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Top Forums Shell Programming and Scripting How to calculate time difference between start and end time of a process! Post 302450443 by felipe.vinturin on Thursday 2nd of September 2010 03:55:50 PM
Old 09-02-2010
Do you need it in HHMMSS format?

If not, you can check the environment variable called: ${SECONDS}
Code:
startTime=${SECONDS}
# Do some stuff here
endTime=${SECONDS}
diffTime=`expr ${endTime} - ${startTime}`
echo "Diff Time: [${diffTime}]"

 

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XNBD-WATCHDOG(1)					      General Commands Manual						  XNBD-WATCHDOG(1)

NAME
xnbd-watchdog -- Watch a NBD device as started by xnbd-client(1) SYNOPSIS
xnbd-watchdog [--timeout SECONDS] [--interval SECONDS] [--recovery-command COMMAND] [--recovery-command-reboot] [NBD_DEVICE] DESCRIPTION
With the xnbd-watchdog, you can monitor a running nbd-client and trigger actions on failure. OPTIONS
The following options are supported: --timeout SECONDS Triggers the recovery command action if the watchdog process is unable to connect to the NBD_DEVICE within the given timeout. If not given, this defaults to 10 seconds. --interval SECONDS Specifies the polling interval between probes. If not given, this defaults to 10 seconds. --recovery-command COMMAND If given, the COMMAND is executed if the watchdog is unable to connect the NBD device after timeout exceeded. --recovery-command-reboot This argument is a shortcut for --recovery-command 'reboot now'. That is, it will reboot the server upon failure. POSITIONAL ARGUMENTS
The following positional options are supported: NBD_SERVER The local nbd-device to be associated with the remote xnbd-server. SEE ALSO
xnbd-server (8). AUTHOR
The NBD kernel module and the NBD tools have been written by Pavel Macheck (pavel@ucw.cz) and is now maintained by Paul Clements. (Paul.Clements@steeleye.com). The xNBD userland (client and server) have been written by Takahiro Hirofuchi (t.hirofuchi@aist.go.jp) This manual page was written by Arno Toell (debian@toell.net) for the Debian GNU/Linux system (but may be used by others). Permission is granted to copy, distribute and/or modify this document under the terms of the GNU General Public License, version 2, as published by the Free Software Foundation. XNBD-WATCHDOG(1)
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