关于Wireshark出现:Couldn't run /usr/sbin/dumpcap in child process: Permission denied Are you a member of the 'wireshark' group? Try running 'usermod -a -G wireshark your_username' as root. 我在第一次使用Wireshark时,发现网卡列表为空,当手动输入lo后,开始后出现" Couldn't run /usr/sbin…

使用innobackupex进行数据库备份,报如下错误:innobackupex --compress --parallel=4  --user=root  --password=yoon /export/backup/xtrabackup_56 version 2.1.9 for MySQL server 5.6.17 Linux (x86_64) (revision id: 744)xtrabackup: uses posix_fadvise().xtrabackup: cd to /var…

//Create child processvar thread = require('child_process'); var msg = thread.fork(__dirname + '/child.js',['asdasd']); msg.on('message', function (m) { debugger; console.log('PARENT got message:', m); }); msg.on('close', function () { //3 debugger;…

今天在启动mongodb的时候,发现起不来,报错:child process failed, exited with error number 100然后先去/var/log/mongo/mongod.log 查看启动的日志,发现:<ignore_js_op> **************Unclean shutdown detected.Please visit http://dochub.mongodb.org/core/repair for recovery instructions.*…

Child Process child_process 这个模块可以生成一个子进程.nodejs提供了好几个API,本质上都是调用child_process.spawn(): const spawn = require('child_process').spawn; const ls = spawn('ls', ['-lh', '/usr']); ls.stdout.on('data', (data) => { console.log(`stdout: ${data}`); }); ls.std…

之前都是直接使用Kali里面安装好的Wireshark和Win下的,Ubuntu的来个小计 PS:解决方法不重要,我觉得更重要的是这个摸索的过程 解决方法 # 安装wireshark sudo apt install wireshark # 新增wireshark用户组 $ sudo groupadd wireshark # 将dumpcap更改为wireshark用户组 $ sudo chgrp wireshark /usr/bin/dumpcap # 让wireshark用户组有root权限…

异常处理汇总-服 务 器 http://www.cnblogs.com/dunitian/p/4522983.html 异常处理汇总-数据库系列  http://www.cnblogs.com/dunitian/p/4522990.html 情况不唯一,这边只能当参考,大致就是这么几种解决思路 child process failed, exited with error number 1 child process failed, exited with error number 48 chi…

目录 exec() execSync() execFile() spawn() fork() send() 参考链接 child_process模块用于新建子进程.子进程的运行结果储存在系统缓存之中(最大200KB),等到子进程运行结束以后,主进程再用回调函数读取子进程的运行结果. exec() exec方法用于执行bash命令,它的参数是一个命令字符串. var exec = require('child_process').exec; var ls = exec('ls -l', funct…

[root@localhost ~]# mongod --dbpath=/usr/local/mongodb/data --logpath=/usr/local/mongodb/logs --logappend --port= --fork about to fork child process, waiting until server is ready for connections. forked process: ERROR: child process failed, exited w…

node中非常重要的process对象,Child Process模块Child Process模块http://javascript.ruanyifeng.com/nodejs/child-process.htmlprocess对象http://javascript.ruanyifeng.com/nodejs/process.htmlnode.js入门 - 12.api:进程(process) http://www.cnblogs.com/softlover/archive/2012/10/0…