Tag archives for storage
Marcelo Leal, arquiteto da Locaweb, empresa especializada em web hosting e serviços de cloud computing, comenta a atuação da Itautec, que forneceu uma solução customizada de servidores para a companhia. Esta solução permitiu à empresa dobrar a densidade de armazenamento em seu datacenter, com custos competitivos. É mais uma demonstração ...
Hi there, big projects going on, and not much time to blog theses days, but I hope to fix this soon...
This entry is just to tell you that next week, I should be in Las Vegas (from sunday to friday).
So, if you have the time to chat a little about ...
PLEASE BE AWARE THAT ANY INFORMATION YOU MAY FIND HERE MAY BE INACCURATE, AND COULD INCLUDE TECHNICAL INACCURACIES, TYPOGRAPHICAL ERRORS, AND EVEN SPELLING ERRORS.
From the MANUAL page:
The zdb command is used by support engineers to diagnose
failures and gather statistics. Since the ZFS file ...
Ok, that was funny... well, not really, because i did loose a lot of time on it. I have no experience with ASM (Automatic Storage Management) by Oracle, and while a system administrator, i did manage the oracle volumes as filesystems. The raw devices on that time had the 'performance' ...
Well, it has been a long time from my last post, and i'm quite busy with my day-to-day job and other projects that are consuming a lot of my time.
I really like to blog, but right now i really do not have the time i need to write here. ...
Hello there...
As many of you already know, a new version of Solaris Operating System is available: Solaris 11 Express.
Seems like the Solaris 11 will be released next year, but i really don't know if that is the case neither the diff between Solaris 11 Express and Solaris 11. From what ...
DO NOT TRY IT IN PRODUCTION. USE AT YOUR OWN RISK!
Good news... here you can get a little script to enable, disable, and check the disksort flag on your disks (not persistent after reboot, take a look on my other post to a link for how to do it).
Take ...
DO NOT TRY IT IN PRODUCTION. USE AT YOUR OWN RISK!
In my last post i did write about some issues related with disksort:
1) Performance (Latency)
2) Consistency
In my D Script i'm printing the buf sector when the sd driver receives it. So, without sorting.
That's important because i'm ...
These days i was working to understand a workload: random, many small files (e.g: web servers), running on NFS/ZFS environment.
Interesting to see that the discs were really busy, a very heavy random workload, but a few NFS reads and writes requests. On top of it, an idle SSD as a ...
PLEASE BE AWARE THAT ANY INFORMATION YOU MAY FIND HERE MAY BE INACCURATE, AND COULD INCLUDE TECHNICAL INACCURACIES, TYPOGRAPHICAL ERRORS, AND EVEN SPELLING ERRORS.
From the MANUAL page:
The zdb command is used by support engineers to diagnose
failures and gather statistics. Since the ZFS file ...