Clik here to view.
Solid State Drives … are they reliable?
There’s been a lot of questions about Solid State Drives (SSD), aka Enterprise Flash Drives (EFD) by some vendors. Are they less reliable than our 10K or 15K RPM hard disk drives (HDDs)? I was asked...
View ArticleClik here to view.
Snapshots? Don’t have a C-O-W about it!
Unfortunately, I am having a COW about it! Snapshots are the inherent offspring of the copy-on-write technique used in shadow-paging filesystems. NetApp’s WAFL and Oracle Solaris ZFS are commercial...
View ArticleClik here to view.
Copy-on-Write and SSDs – A better match than other file systems?
We have been taught that file systems are like folders, sub-folders and eventually files. The criteria in designing file systems is to ensure that there are few key features Ease of storing, retrieving...
View ArticleClik here to view.
ONTAP vs ZFS
I have to get this off my chest. Oracle’s Solaris ZFS is better than NetApp’s ONTAP WAFL! There! I said it! I have been studying both similar Copy-on-Write (COW) file systems at the data structure...
View ArticleClik here to view.
Phoenix rising from OpenSolaris ashes
I got a little nostalgic over the weekend. As I was working on Solaris 11 x86 over the past few weeks, I got a little bit peeved about how much Oracle has changed the OS. Command like ifconfig doesn’t...
View ArticleClik here to view.
Primary Dedupe where are you?
I am a bit surprised that primary storage deduplication has not taken off in a big way, unlike the times when the buzz of deduplication first came into being about 4 years ago. When the first...
View ArticleClik here to view.
Joy(ent) to the World
When someone as important and as prominent as Jason Hoffman reads and follows your blog, you tend to stand up and take notice. I found out last week that Jason Hoffman, Founder and CTO of Joyent, was...
View Article
