corosync v1 + pacemaker
Corosync: an open cluster engine project derived from the development of OpenAIS to Wilson, which provides heartbeat message detection and member management.
Pacemaker: cluster explorer. It uses the message and member management capabilities provided by the cluster infrastructure (OpenAIS, heartbeat or corosync) to dete ...
Posted by ryanpaul on Tue, 26 May 2020 22:53:30 -0700
Use Grafana and Prometheus to monitor the performance of Linux server, mainly through node_ The exporter monitors, such as CPU, memory, disk, etc. Prometheus collects data from remote machines through HTTP protocol and stores Prometheus local timing database.
Install startup node_exporterNode needs to be installed on the monitored server_ exp ...
Posted by duankr on Tue, 26 May 2020 19:20:35 -0700
1. Briefly describe the four cluster characteristics and usage scenarios of lvs
LVS has three load balancing modes, VS/NAT (nat mode), VS/DR (routing mode), VS/TUN (tunnel mode), VS/FULLNAT
1. NAT mode (VS-NAT)
Principle: The destination address of the IP header of a packet sent by a client is replaced by the IP address of one of the RSs on t ...
Posted by mdemetri2 on Mon, 25 May 2020 13:17:36 -0700
Reference the training tutorial of Mask-RCNN instance split model:
Pyrtorch Official ask-RCNN Instance Split Model Training Tutorial: TORCHVISION OBJECT DETECTION FINETUNING TUTORIAL
Chinese translation of the official Mask-RCNN training tutorial: Hand-on training for your Mask R-CNN image instance segmentation model (official PyTorch tuto ...
Posted by somedude on Sat, 23 May 2020 18:56:12 -0700
Previously, we used the keypoint of detectron 2_ RCNN trains its own data set to complete the detection of object feature points. This article is to turn the pytorch model into the form of c + + call. Effect:
Detectron 2 provides routines for converting the pytorch model to c + + calls: Deployment , gpu version model conversion requires Python ...
Posted by NArc0t1c on Sat, 23 May 2020 07:11:54 -0700
Source network, only for learning, if there is infringement, please contact delete.
If we can achieve report automation, we will save a lot of time and complete the work more efficiently. So, how to use python to realize report automation?
This article will introduce the common functions of xlwt, xlrd and xlutils, the application of formulas ...
Posted by JoeBuntu on Thu, 21 May 2020 23:13:05 -0700
SpringBoot + Vue + ElementUI Implement Background Management System Template--Front End Chapter (1): Set up the basic environment:https://www.cnblogs.com/l-y-h/p/12930895.html
1. Define common component pages
The effect of a simple page is as follows: (Do it roughly and understand the page roughly)
1. Install element-ui ...
Posted by Silverado_NL on Thu, 21 May 2020 18:58:47 -0700
Show Network Devices
Set up network devices
Function description: Display or set up network devices
ifconfig [interface] [up|down]
ifconfig interface options | address ...
Displays the status of all interfaces, including information about inactive interf ...
Posted by j0se on Thu, 21 May 2020 10:43:24 -0700
1, Understanding statefuse
1. Statefuse ensures that pod s retain their identity (container name) and state after rescheduling.2. Statefuse achieves that each pod corresponds to the corresponding PV volume, and each pod can support a set of independent data volumes.3. Provide a stable network identity. Each pod created by a Statefulset has a z ...
Posted by kh411dz on Thu, 21 May 2020 08:38:01 -0700
nginx forward proxy http/https and proxy mail service
In the company's Intranet environment, you cannot directly connect to the external network. The intranet service is required to access the Internet through the forward proxy.
Installation environment preparation:
Nginx itself does not support https protocol request forwa ...
Posted by nats on Thu, 21 May 2020 07:53:45 -0700