How to Fix docker-compose: command not found
How to Fix docker-compose: command not found …
Category: High Performance
AB Stress Test Socket: Too Many Open Files Fix
The default socket limit is 1024, so you need to increase the number of socket connections. Run ulimit -a, then ulimit -n 65535, then ulimit -a again, and rerun the test. …
Comparing Kafka, ActiveMQ, RabbitMQ, RocketMQ, and Other Message Brokers
The mainstream message queue middleware currently includes Kafka, ActiveMQ, RabbitMQ, RocketMQ, among others. ActiveMQ and RabbitMQ are seeing declining usage due to various reasons such as throughput limitations. Alibaba’s RocketMQ and the reigning champion of message queues, Kafka, on the other hand, due to their excellent …
How to Install Kubernetes Management Tool KubeSphere
KubeSphere is an excellent tool for managing Kubernetes. Its architecture enables seamless plug-and-play integration of third-party applications with cloud-native ecosystem components, supporting unified distribution and operations management of cloud-native applications across multiple clouds and clusters. Let’s take a look at how to …
How to Fix lftp Fatal Error: Certificate Verification: Not Trusted
How to Fix lftp Fatal Error: Certificate Verification: Not Trusted
Edit the configuration file:
vi /etc/lftp.conf
Add the following to the configuration file:
set ssl:verify-certificate no and save and exit.
…
How to Fix Docker Startup Failure on Windows: “WSL 2 Installation Is Incomplete”
Error as follows:
WSL 2 installation is incomplete
Cause:
The WSL2 version is too old. Simply update it.
Download link:
https://mirror.cnop.net/lib/wsl_update_x64.msi …
Sysbench FATAL: Error 2004: Can't Create TCP/IP Socket (24) Fix
Sysbench Test Error:
sysbench 1.0.17 (using system LuaJIT 2.0.4)
Running the test with following options:
Number of threads: 1280
Report intermediate results every 5 second(s)
Initializing …
MySQL Performance Testing with mysqlslap
MySQL comes with a built-in stress testing tool called mysqlslap.
Here is an example of testing with 500 concurrent connections, running 10 iterations:
mysqlslap -a -c 500 -i 10 -uroot -p123456
The results are as follows:
…
How to Install Nexus Using Docker
docker search nexus #Search for the image
NAME DESCRIPTION STARS OFFICIAL AUTOMATED
sonatype/nexus3 …
Docker Error: Executable File Not Found in $PATH — How to Fix
docker: Error response from daemon: oci runtime error: container_linux.go:247: starting container process caused "exec: /"catalina.sh/": executable file not found in $PATH"
Please check whether the directory is empty …