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Detecting RegreSSHion with Dynatrace (CVE-2024-6387)

Dynatrace

The Qualys Threat Research Unit (TRU) has discovered a Remote Unauthenticated Code Execution (RCE) vulnerability in OpenSSH server (sshd) in glibc-based Linux systems. Instead of dst_addr use a src_addr to see the most active sources that have been targeting any of your ssh daemons on all the servers in the respective VPC.

AWS 276
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Introduction to KVM, SR-IOV, and Exploring the Advantages of SR-IOV in KVM Environments

DZone

It allows physical servers to serve as hypervisor hosting machines ( VMs ). Additionally, its standing development history since 2006 ensures a stable virtualization platform. Understanding KVM Kernel-based Virtual Machine (KVM) stands out as a virtualization technology in the world of Linux.

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Why Waits Alone Are Not Enough

SQL Performance

Tom Davidson, Opening Microsoft's Performance-Tuning Toolbox SQL Server Pro Magazine, December 2003. Waits and Queues has been used as a SQL Server performance tuning methodology since Tom Davidson published the above article as well as the well-known SQL Server 2005 Waits and Queues whitepaper in 2006.

Tuning 115
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The Performance Golden Rule Revisited

Tim Kadlec

There was a comment on Twitter today from Rafael Gonzaga expressing disappointment in what he sees as a tendency to focus on the frontend solely in performance discussions, while neglecting the server-side aspect. Revisiting the golden rule Way back in 2006, Tenni Theurer first wrote about the 80 / 20 rule as it applied web performance.

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Auto-Increment Counter Persistence in MySQL 8: Comparing the Evolution From MySQL 5.7

Percona

this enhancement ensures that the maximum auto-increment counter value persists between server restarts, providing enhanced consistency and reliability in data management. This counter value is stored in memory and is not persistent across server restarts. Compared to MySQL 5.7, sec) Query OK, 1 row affected (0.00 Trying to reconnect.

Servers 120
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Impact of DDL Operations on Aurora MySQL Readers

Percona

Lost connection to MySQL server during query So what is the issue? Start a transaction on reader: mysql> SELECT connection_id(); + --+ | connection_id() | + --+ | 21| + --+ 1 row in set (0.27 Trying to reconnect. As stated above, Aurora does not use binary log-based replication to replicate data to the readers.

Storage 94
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10 Lessons from 10 Years of Amazon Web Services

All Things Distributed

The epoch of AWS is the launch of Amazon S3 on March 14, 2006, now almost 10 years ago. A good litmus test has been that if you need to SSH into a server or an instance, you still have more to automate. It started by providing server-side encryption in S3 for compliance use cases. APIs are forever.

AWS 126