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File systems unfit as distributed storage backends: lessons from ten years of Ceph evolution

The Morning Paper

To increase capacity, hard disk drive (HDD) vendors are introducing Shingled Magnetic Recording (SMR) technology. 2004) was a user-space file system called the Extent and B-Tree based object file system. But let’s take a quick look at the changing hardware landscape before we go on… The changing hardware landscape.

Storage 64
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bpftrace (DTrace 2.0) for Linux 2018

Brendan Gregg

Screenshot: tracing read latency for PID 181: # bpftrace -e 'kprobe:vfs_read /pid == 30153/ { @start[tid] = nsecs; } kretprobe:vfs_read /@start[tid]/ { @ns = hist(nsecs - @start[tid]); delete(@start[tid]); }'. in 2004, so I have to think back to that time to understand it. It's shaping up to be a DTrace version 2.0: I wrote seeksize.d

C++ 110
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bpftrace (DTrace 2.0) for Linux 2018

Brendan Gregg

Screenshot: tracing read latency for PID 181: # bpftrace -e 'kprobe:vfs_read /pid == 30153/ { @start[tid] = nsecs; } kretprobe:vfs_read /@start[tid]/ { @ns = hist(nsecs - @start[tid]); delete(@start[tid]); }'. in 2004, so I have to think back to that time to understand it. It's shaping up to be a DTrace version 2.0: I wrote seeksize.d

C++ 40
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Expanding the AWS Cloud – An AWS Region is coming to South Africa!

All Things Distributed

The new AWS Africa (Cape Town) Region will have three Availability Zones and provide lower latency to end users across Sub-Saharan Africa. AWS has been an active member of the local technology community since 2004. Hyrax has developed an AWS based technology called Exatype, which rapidly and accurately tests HIV drug resistance.

AWS 167
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Jamstack CMS: The Past, The Present and The Future

Smashing Magazine

Fast-forward 30 years, and website technology has changed significantly — we have images, stylesheets, JavaScript, streaming video, AJAX, animation, WebSockets, WebGL, rounded corners in CSS — the list goes on. There’s no question Jamstack is a developer-focused technology. We can see all the bones of modern Jamstack CMSs here.

Ecommerce 139
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SQL Server I/O Basics Chapter #1

SQL Server According to Bob

Microsoft SQL Server I/O Basics Author: ​​ Bob Dorr, Microsoft SQL Server Escalation Published: ​​ December, 2004 SUMMARY: ​​ Learn the I/O requirements for Microsoft SQL Server database file operations. © ​​ 2004 Microsoft Corporation. ​​ All rights reserved.

Servers 40
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Amazon DynamoDB ? a Fast and Scalable NoSQL Database.

All Things Distributed

s Dynamo technology , which was one of the first non-relational databases developed at Amazon. Amazon DynamoDB offers low, predictable latencies at any scale. This was not our technology vendorsĂ¢?? Dynamo might have been the best technology in the world at the time but it was still software you had to run yourself.