how to check if zookeeper is running

First create a bash script that sends mail-send_mail.sh:#!/bin/Bashcurl-S--user'api:key-xxxxxxxxxxxxx'https://api.mailgun.net/v3/xxxxxxx/messages \-F from='Support ' -F to='xxx ' -F subject="$mail _subject" -F text="$mail _text"The email here is mailgun and can be replaced by a different email provider.Then create a script to check Docker status-check_docker_status.sh:!/bin/bashexport mail_subje

Problem description: All s60ProgramThe SIS installation package has a series60productid that represents the mandatory dependency. This dependency indicates the minimum s60 platform version required to run the program, to prevent installation on the old version. Series60productid can only be used for check during installation, and can only interrupt installation or prompt incompatibility information. We sometimes need a separate SIS package, but

Today, when using the KVM Management room machine, I found a connection, reported the following error:Sun.security.validator.ValidatorException:PKIX Path validation failed: java.security.cert.CertPathValidatorException:Algorithm constraints Check Failed:md5withrsa650) this.width=650; "title=" Kv.png "alt=" Wkiom1cp8ucxxiebaag4bnb_kc8082.png "src=" http://s3.51cto.com/wyfs02/M00/ 7f/b7/wkiom1cp8ucxxiebaag4bnb_kc8082.png "/>I'm sure I've added the domai

Author: gooogleman 10:20:42 One of the causes for the slow running of the wince system-check oeminterrupthandler for unexpected interruptions This method has been used for a long time, but has never been used to write a blog. Now someone asks me why his machine clock speed is normal, but the machine is slow, I told h

2014-08-23 BaoxinjianI. Summary A script that is circulated online to query the efficiency of a single SQL query and export it as an HTML report, similar in function to Dbms_profilerQuery sql_id by session, only run script, export as HTML reportThe SQL script: Http://files.cnblogs.com/eastsea/sqlcheck.zipIi. cases-Using the script data SQL performance HTML report 1. Enter the SQL you want to query2. Uploading Scripts3. Query parameter sql_

]=z; Push_up (y); PUSH_UP (x);}voidSplay (intx) {inttop=0; st[++top]=x; for(inti=x;! Root (i); I=fa[i]) st[++top]=fa[i]; while(top) Push_down (st[top--]); while(! Root (x)) {intY=fa[x],z=fa[y];if(! Root (y))if(ch[z][0]==y^ch[y][0]==x) rotate (x);ElseRotate (y); Rotate (x); }}voidAccessintx) { for(intt=0; X;t=x,x=find (Fa[x]) {splay (x), ch[x][1]=T,PUSH_UP (x);if(t) fa[t]=x; }}voidMake_root (intx) {access (x), splay (x), rev[x]^=1;}voidLinkintXintY) {make_root (x), fa[x]=y;}intSearchintx) {acc

In Linux, check the program running under a port-Linux Enterprise Application-Linux server application information. The following is a detailed description. When we use netstat-apn to view network connections, we will find a lot similar to the following: Proto Recv-Q Send-Q Local Address Foreign Address State PID/Program name Tcp 0 52 218.104.81.152: 7710 211

execution. If the problem is solved, you can't solve it yourself. You can still seek help from the Internet on the shoulders of giants. 1. Only one solution found on the Internet is to regenerate the solution (but I don't know why I didn't succeed, but people can succeed ). 2. delete the files in/bin/Debug of the corresponding project and regenerate the project. Once this problem

Label: What is LooksAlive check and is alive check A SQL Server failover cluster is a highly available scenario that is based on a hot standby on the Windows Cluster service. While the cluster

check whether it is permanently activated or the activation time, right-click the start button and select the "run" menu item in the pop-up menu. Then, in the open running window, enter the command "Slmgr. vbs-xpr" (excluding the quotation marks), and click OK. A window will pop up later, showing the expiration time of our system activation. If it

VS2010 in the program compile generation is correct, the directly generated EXE is also correct, that is, running in VS is the cause of the error:One: It is possible that during the VS program configuration process, the specified

$workersender.run ( fastleaderelection.java:365) at Java.lang.Thread.run (thread.java:745) 2017-05-16 07:42:11,882 [Myid:3]-WARN [ WORKERSENDER[MYID=3]:QUORUMCNXMANAGER@368]-Cannot open channel to 2 at election address/192.168.0.113:3888Based on the above error prompts, locate the solution: 1, zookeeper cluster between the leader and follower ping different 2, Firewall is closed The following

This article is not original, transferred from http://liguoliang.com/2010/eclipse-is-running-in-a-jre-but-a-jdk-is-required/A warning message appears every time you install Maven:Eclipse is running in a JRE, but a JDK was required

A warning message appears every time you install Maven:Eclipse is running in a JRE, but a JDK is required.Some Maven plugins may isn't work when importing projects or updating source folders.Solve the problem in two steps:1. Check the JRE that eclipse is using' Java ', ' Pre

Prerequisite: The computer has Nodejs and NPM installed, and the project is a ZIP package that is downloaded directly. The error step is 1:cd/d directory; 2. NPM ren dev-------> Errors are as follows:> Webpack-dev-server--inline--progress--config build/webpack.dev.conf.js' Webpack-dev-server ' is not an internal or ext

Zookeeper is a recent project (php + apache) that requires constant detection of the normal operation of WebSite Services. Currently, I think of the following methods: zookeeper 1. check apache httpd process Zookeeper 2. the Analysis of timed crawling pages

I have personally experienced and solved, so as to avoid confusion when encountering such problems, and find the wrong way to solve the problem. (Ps: This method is solved by referring to a problem on the Internet, but the original website cannot be found. So I wrote it here for your reference only) TIPS: 1. Click File-> Invalidate Caches/Restart... 2. Restart Gradle to clear the cache. 3. After the AS is