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

The Morning Paper

While different systems require different features from a storage backend, two of these features, (1) efficient transactions and (2) fast metadata operations appear to be common; another emerging requirement is (3) support for novel, backward-incompatible storage hardware. Implementing transactions efficiently.

Storage 64
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Amazon DynamoDB ? a Fast and Scalable NoSQL Database.

All Things Distributed

Amazon DynamoDB offers low, predictable latencies at any scale. A number of outages at the height of the 2004 holiday shopping season can be traced back to scaling commercial technologies beyond their boundaries. s read latency, particularly as dataset sizes grow. Amazon DynamoDB provides high throughput at very low latency.

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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:

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:

C++ 40
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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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Jamstack CMS: The Past, The Present and The Future

Smashing Magazine

You could create and update blog posts, all content was straight HTML — open-source WYSIWYG editors weren’t available at the time, and Markdown didn’t come about until 2004. If you need a developer, taking a Jamstack approach is one of the most efficient ways to leverage your staffing resources. Drupal is not just a CMS.

Ecommerce 139
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SQL Server I/O Basics Chapter #2

SQL Server According to Bob

KB ​​ boundaries efficiently. ​​ Although ​​ SQL Server ​​ tries ​​ to use the log space as efficiently as possible, ​​ certain application patterns cause the log-block fill percentages to remain small. ​​ This creates 8?KB

Servers 40