This happens often. We get a call from a user whose seen my postings in the Gluster or other lists. They’ve set up a storage system, and the performance is terrible. Is there anything that can be done about this?
We dig into this, and find out that the people bought hardware, usually fairly low end/cheap brand name (e.g. tier 1) nodes, with limited disk options, and are running 1 disk for OS, and have another single larger SATA or SAS disk for storage.
Take say 8 of these nodes. Put Gluster on them. Make a replicated distributed system. Should be fast, right?
No. Not even close. Its going to be (very) slow.
And, curiously, this is exactly what people rapidly discover. But then they start ascribing the wrong reasons to why its slow.
And this is where they start calling us, asking if we can help them tune it.
Turns out Comcast doesn’t follow through (even when you call them many times to try to get them to). Thanks #Comcast . On Thursday, I bought a Mifi (pay as you go) from Verizon. Got it into the office. Had moved the web/mail stuff to Amazon EC2 “just in case” Comcast pulled a … well … Read moreCompany's email and web are now on EC2