Visualizing SQLIO: Disk benchmark results using a PivotChart
This is a quick video of what I was working on for a little today. I created a batch script that will benchmark a disk(s) using SQLIO and record the output to a single file (or multiple, if necessary). After benchmarking completes, I run SQLIOResults and choose the output file that was created by my [...]
Use hdparm to Benchmark Disk in Linux
I use this often in the vm-land to test VMFS stores/LUN performance of new VMs I setup and I also use a few other benchmark tools to monitor how performance is impacted over the course of time. root@nitrous:~# hdparm -Tt /dev/sda /dev/sda: Timing cached reads: 12420 MB in 2.00 seconds = 6217.17 MB/sec Timing buffered [...]