PROBLEMcron jobs are being rescheduled and not running. The message in the cron log is c queue max run limit reached [date & time] rescheduling a cron job [date & time] RESOLUTION The error: ! c queue max run limit reached Fri May 27 12:39:00 2011! rescheduling a cron job Fri May 27 12:39:00 2011! […]
cron log is c queue max run limit reached Read More »
Error : ! c queue max run limit reached Fri May 27 12:39:00 2011! rescheduling a cron job Fri May 27 12:39:00 2011! c queue max run limit reached Fri May 27 12:39:00 2011! rescheduling a cron job Fri May 27 12:39:00 2011! c queue max run limit reached Fri May 27 12:39:00 2011! rescheduling
rescheduling a cron job in solaris Read More »
Functions are a powerful feature of shell programming used to construct customized commands. A function is a group of UNIX commands organized as separate routines. Using a function involves two steps: Define the function. Invoke the function. Defining a Function A function is defined using the general format: function_name { command; . . . command;
Using Korn Shell Functions Read More »
An alias is a shorthand notation in the Korn shell to enable you to customize and abbreviate UNIX commands. An alias is defined by using the alias command. 3>Command Format The alias command syntax is as follows: alias name=command_string For example: $ alias dir=’ls -lF’ The shell maintains a list of aliases that it searches
Korn Shell Alias Utility Read More »
The Korn shell enables you to run jobs in the background, which frees your terminal to perform other commands. You can also run jobs in the foreground. You can use Korn shell commands to list current jobs as well as to stop a job. A job is a process that the shell can manage. Shells
Managing Jobs in the Korn Shell Read More »
bash-3.00# prtconf System Model: IBM,9133-55AMachine Serial Number: 02346C5HProcessor Type: PowerPC_POWER5Number Of Processors: 4Processor Clock Speed: 1648 MHzCPU Type: 64-bitKernel Type: 64-bitLPAR Info: 1 06-86C6HMemory Size: 15936 MBGood Memory Size: 15936 MBPlatform Firmware level: Not AvailableFirmware Version: IBM,SF240_338Console Login: enableAuto Restart: trueFull Core: false Network Information Host Name: gmacaix1 IP Address: 10.10.10.1 Sub Netmask: 255.255.255.0 Gateway:
How can I determine the CPU Speed / Processors / Machine Serial Number in AIX server? Read More »
Use SMIT (System Management Interface Tool): From SMIT’s main menu choose: Devices / CD ROM Drive / List all defined CD ROM drives cd0 Defined 00-00-0S-5,0 Other SCSI CD-ROM Drive From the shell prompt: root@aixserver# lsdev -C -c cdrom cd0 Defined 00-00-0S-50 Other SCSI CD-ROM Drive Original post blogged on b2evolution.
To determine the device name under AIX Read More »
Traditionally, UNIX has come with a default set of system user accounts to prevent root and system from owning all system filesystems and files. As such it is never recommended to remove the account but rather set an asterick in the /etc/security/passwd for all except root. This document describes the default set of user accounts.
Prevent root and system from owning all system filesystems and files in Unix Read More »
Mount filesystem with acl option $ mount -o remount,acl /oracle $ mount /dev/mapper/VG0-LV1 on / type ext3 (rw)none on /proc type proc (rw)none on /sys type sysfs (rw)none on /dev/pts type devpts (rw,gid=5,mode=620)usbfs on /proc/bus/usb type usbfs (rw)/dev/sda1 on /boot type ext3 (rw)none on /dev/shm type tmpfs (rw)/dev/mapper/VG0-LV4 on /dump type ext3 (rw)/dev/mapper/VG0-LV2 on /oracle
Linux Setfacl and getfacl setup and mount file system with acl Read More »
Here is an alternative way to get the process ID (PID) of a particular process. The fuser command is more reliable and can be quicker than ps. /usr/sbin/fuser files /usr/sbin/fuser /bin/bash The fuser command outputs the PIDs of all processes that are currently opened under the named file. If a named directory is passed through
using fuser Instead of ps Read More »