Graphing I/O data using gnuplot and Oracle V$SYSSTATContinuing in the beard-scratching theme of Unix related posts (previously – awk), here’s a way to graph out the I/O profile of your Oracle database via the Oracle metrics in gv$sysstat, and gnuplot. This is only the system I/O as observed by Oracle, so for belts & braces (or to placate a cynical sysadmin ;-)) you may want to cross-reference it with something like sar. First, a pretty picture of w
