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python网页截屏

废话不多说,这里以截取grafana监控试图为例。主python代码#!/usr/bin/env python#coding: utf-8import osimport sysimport timeimport commandsimport loggingdef ret_html_node():commands.getoutput("/usr/bin/phantomjs --ignore-ssl-

golang+websocket实现

话不多说直接上代码。golang代码:package mainimport ("fmt""net/http""os""reflect""time""unsafe""github.com/gorilla/websocket")type HttpHandler struct {http.Handler}func main() {var httpHandler HttpHandlerhttp.Handl

#golang#websocket
记一次Redisson连接异常引起的OOM

线上服务内存使用越来越高,日志出现较大量以下异常,内存始终无法释放org.redisson.client.RedisTimeoutException: Command still hasn't been written into connection! Increase nettyThreads and/or retryInterval settings. Payload size in byte

#redis#java
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