A method for disrupting systems, used for system stability testing

Deployment controllers implement a crucial function in Kubernetes clusters: horizontal pod scaling (expansion and contraction). This capability is essential for modern cloud platforms.

For those of us born in the 90s, we didn’t really feel the impact of the 2008 financial crisis because we were young and not yet focused on investing. The bull market of 2015 was dramatic, with a significant correction before government intervention stabilized it. This brought the concept of investment funds into the view of ordinary people.

A trade disruption refers to when a trade has been executed and IB has received execution information from the exchange. Then, the exchange realizes that an error has occurred (such as pricing, electronic processing issues, obvious errors, etc.) and decides to disrupt (cancel) the trade. This process is entirely determined and controlled by the exchange.

In my fifth year of financial software development, I’ve been dealing with various exchange interface documents – particularly familiar with the Hong Kong Stock Exchange’s documentation. Recently, while handling ChinaConnect business, I reviewed materials from the Shenzhen and Shanghai stock exchanges.

After working for many years, I’ve encountered numerous users, and some content is not applicable

Installation can refer to the manual from Tsinghua University: https://mirrors.tuna.tsinghua.edu.cn/help/docker-ce/

The author, with a strong interest in hardware, conducted performance testing using JMeter and documented the deployment process of JMeter, InfluxDB, and Grafana on CentOS 7. They shared details on JMeter installation and command usage, InfluxDB features and Docker installation, as well as simple Grafana deployment and configuration. The document summarizes experiences and references for high-performance programming patterns.

Red Hat and CentOS are popular choices for online production environment operating systems. Links to the official lifecycle information for both systems are provided, along with experience upgrading from CentOS 8 to CentOS 8 Stream.