The 80s contd., The 80s witnessed the rise of fine talent - so, it is only fitting to dedicate another complete playlist for the 80s. Here it is. Enjoy. Earlier playlists can be accessed from the following locations: Blast from the Past : The Weekend Playlist #2 (80s) Blast from the Past : The Weekend Playlist #1 (50s, 60s and 70s) Audio-Visual material courtesy: YouTube 1. Aerosmith - Dude (Looks Like a Lady) (1987) Featured in Robin Williams' Mrs. Doubtfire. 2. Kool & the Gang - Celebration...
Saturday, 28 December 2013
Saturday, 21 December 2013
Measuring Network Bandwidth Using iperf
Posted on 01:04 by Unknown
.rndcorner { width:37%; border:1px solid #a1a1a1; padding:10px 40px; border-radius:25px; } iperf is a simple, open source tool to measure the network bandwidth. It can test TCP or UDP throughput. Tools like iperf are useful to check the performance of a network real quick, by comparing the achieved bandwidth with the expectation. The example in this blog post is from a Solaris system, but the instructions and testing methodology are applicable on all supported platforms including Linux. Download the source code from iperf's home page, and...
Saturday, 7 December 2013
Blast from the Past : The Weekend Playlist #2
Posted on 03:19 by Unknown
The 80s The quality of music steadily improved over the decades in mid-1900s, and eventually peaked in the 80s. Some may disagree, but in my opinion, the 80s were easily one of the best decades for music in the United States. The decade witnessed the emergence of many successful artists who delivered solid hits, that are still relevant and part of many pop culture references today. The launch of MTV in 1981 upped the ante to produce interesting videos in an effort to increase the global outreach. In this iteration, let's focus on the decade of...
Saturday, 30 November 2013
Things to Consider when Planning the Redo logs for Oracle Database
Posted on 13:51 by Unknown
Very basic and generic discussion from the performance point of view. Customers still have to do their due diligence in understanding redo logs, and how they work in Oracle database, before finalizing redo log configuration for their deployments. size them properly log writer writes to a single redo log file until either it is full or a manual log switch is requested Oracle supports multiplexed redo logs for availability, but this behavior of writing to a file until it is full or a log switch...
Sunday, 17 November 2013
Blast from the Past : The Weekend Playlist #1
Posted on 03:14 by Unknown
Music and Movies - the two powerful forms of entertainment, are very subjective. In general, there is no good or bad music, and there are no good or bad movies. Their success depend on a combination of various factors such as the mood we are in, our biases, memories, brand (eg., Pixar in movies; The Beatles in music, although I never came across any palatable original work from this boy-band group), derivation from other successful work -- remixes (Fatboy Slim), mashups (DJs), mockery (spoof movies, comedy skits), influence/herd mentality (Bieber,...
Tuesday, 15 October 2013
[Script] Breakdown of Oracle SGA into Solaris Locality Groups
Posted on 00:01 by Unknown
.roundedcorner { width:75%; border:1px solid #a1a1a1; padding:10px 40px; border-radius:25px; } Goal: for a given process, find out how the SGA was allocated in different locality groups on a system running Solaris operating system. Download the shell script, sga_in_lgrp.sh. The script accepts any Oracle database process id as input, and prints out the memory allocated in each locality group. Usage: ./sga_in_lgrp.sh <pid> eg., # prstat -p 12820 PID USERNAME SIZE RSS STATE PRI NICE TIME CPU PROCESS/NLWP 12820 oracle 32G...
Monday, 30 September 2013
Miscellaneous Tips: Solaris, Oracle Database, Java, FMW
Posted on 21:52 by Unknown
[Solaris] Cleanup all IPC resources Run the following wrapper script with root user privileges. for i in `ipcs -a | awk '{ print $2 }'`do ipcrm -m $i 2> /dev/null ipcrm -q $i 2> /dev/null ipcrm -s $i 2> /dev/nulldone [Java, WebLogic] Find the process id (pid) of a WebLogic managed server instance Run the following as the user who owns the process, or with root user privileges. /usr/java/bin/jps -v | grep <WLS_server_name> | awk '{ print $1 }' I think this tip is applicable on all supported platforms. eg.,Finding the pid of a managed...
Subscribe to:
Posts (Atom)
