Category: shell

#!/bin/ksh typeset -L30 fieldA typeset -R15 fieldB fieldA=”Paresh” fieldB=”Vatti” echo “${fieldA}${fieldB}”

oracle@dbmonitor*-/export/home/oracle/paresh ==>echo `sum 1.sh` 4206 1 1.sh oracle@dbmonitor*-/export/home/oracle/paresh ==>echo `sum 1.sh` | awk ‘{print $1}’ 4206 oracle@dbmonitor*-/export/home/oracle/paresh ==>echo `sum 1.sh` | awk ‘{print $2}’ 1 oracle@dbmonitor*-/export/home/oracle/paresh ==>

Delete last line of a file. =========================== sed ‘$d’ < input_file > output_file Delete First line of a file. ============================ sed ‘1d’ input_file > output_file

Adding a new disk and mount it automatically. Step-1 Add virtual disk to vmware server. ========================================= Step-2 Bounce the box ========================================= Step-3 Make sure the new hard drive should be identified by your linux box. ========================================= As following example, you can see I added /dev/sdc worth of 20GB. [root@oem ~]# fdisk -l Disk /dev/sda: 10.7…

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Single File Attachemnt: ======================= cat test.dat|uuencode test.dat|mailx -s “subject” mailid Multiple file Attachment: ========================= (uuencode INPUTFILE $FILE_STRING.out ;uuencode INPUTFILE $FILE_STRING.err )|mailx -s “SUBJECT” $EMAIL_ID (uuencode INPUTFILE check_dr_notok.log ;uuencode INPUTFILE check_dr_ok.log )|mailx -s “Test multuple attachment” pmehta@1800flowers.com (uuencode check_dr_notok.log check_dr_notok.log ;uuencode check_dr_ok.log check_dr_notok.log)|mailx -s “Test multuple attachment” pmehta@1800flowers.com

* pre Solaris 10 * ——————- To view the current values of these parameters, enter the following commands: # grep noexec_user_stack /etc/system # /usr/sbin/sysdef | grep SEM # /usr/sbin/sysdef | grep SHM * Post Solaris 10 * =================== In Solaris 10, you are not required to make changes to the /etc/system file to implement the…

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cat /etc/redhat-release

One of the most interesting directories on any Linux system is /proc, a virtual filesystem that provides a plethora of information on the hardware of the running system, and of the various processes running. In fact, many programs such as ps and top obtain their information by mining /proc. Some well-known virtual files in /proc…

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Following command can be used to find files used by specific processid. $ pfiles process_id Following command can be used to find files used by specific processid. $ pmap process_id

==>cat SOX_BACKUP.ksh #!/usr/bin/ksh # +———————————————————————— # | Usage : ./SOX_BACKUP.ksh # | Description : Cold Backup of Database. Automatically starts/stop the DB. # +———————————————————————— . /export/home/oracle/FLRSTB.env sqlplus -s /nolog /mnt/ORACLEBACKUP/files.log connect / as sysdba set term off set feedback off; set head off; set pagesize 150 select name||’ /mnt/ORACLEBACKUP/FLRPRD’ from v$datafile; exit; EOF cat /mnt/ORACLEBACKUP/files.log|grep…

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