Posts

Showing posts from 2010

Understanding Cloud Computing by Lloyd

Definitions of Cloud computing: Cloud computing is basically Internet-based computing, whereby shared resources, software and information are provided to computers and other devices on-demand, like electricity. Life before cloud computing Traditional business applications have always been very complicated and expensive. The amount and variety of hardware and software required to run them are daunting. You need a whole team of experts to install, configure, test, run, secure, and update them. When you multiply this effort across dozens or hundreds of apps, it’s easy to see why the biggest companies with the best IT departments aren’t getting the apps they need. Small and mid-sized businesses don’t stand a chance. Cloud computing: a better way With cloud computing, you eliminate those headaches because you’re not managing hardware and software. The shared infrastructure means it works like a utility: You only pay for what you need, upgrades are automatic, and scaling up or down is ...

How to grow a file System in AIX

Image
bash-3.00$ lsvg db06vg VOLUME GROUP:       db06vg                   VG IDENTIFIER:  00caf8cd00004c00000001043dae214d VG STATE:           active                   PP SIZE:        64 megabyte(s) VG PERMISSION:      read/write               TOTAL PPs:      7820 (500480 megabytes) MAX LVs:            256                      FREE PPs:       2 (128 megabytes)...

Basics Audit Commands

The following information is the basic commands use to audit an AIX Server. However more commands are out there on the Net. bash-3.00# more /var/adm/sulog/ lsuser -f ALL|more(to list users) http://www.unixguide.net/unixguide.shtml  /usr/lib/errdemon -l /var/adm/ras/errlog lsdev -C|more(devices infor) lspv -l  hdisk0  bootinfo -s hdisk0 bootinfo -K (kernel type eg 32bit) ls -l /unix (to know if I am running a uniprocessor kernel or a multiprocessor kernel?) lsvg -l rootvg  lspv |more lsdev -Cc tty bash-3.00# errpt -a -c|more(display a full-details of entries as they are recorded in the error log) To refresh the syslogd subsystem, enter: refresh -s syslogd To display if the hardware is 32-bit or 64-bit, type: bootinfo -y To display real memory in kilobytes (KB), type one of the following: bootinfo -r     lsattr -El sys0 -a realmem  trcrpt (to generate trace log) curt (to convert trace file into cpu) ...