kk Blog —— 通用基础

sudo apt-get install libncurses5-dev
sudo apt-get install libpcap0.8-dev

yum install ncurses libpcap
yum install ncurses-devel libpcap-devel

Nethogs命令介绍

nethogs -help
usage: nethogs [-V] [-h] [-b] [-d seconds] [-v mode] [-c count] [-t] [-p] [-s] [device [device [device ...]]]
-V : prints version.
-h : prints this help.
-b : bughunt mode - implies tracemode.
-d : delay for update refresh rate in seconds. default is 1.
-v : view mode (0 = KB/s, 1 = total KB, 2 = total B, 3 = total MB). default is 0.
-c : number of updates. default is 0 (unlimited).
-t : tracemode.
-p : sniff in promiscious mode (not recommended).
-s : sort output by sent column.
-a : monitor all devices, even loopback/stopped ones.
device : device(s) to monitor. default is all interfaces up and running excluding loopback

When nethogs is running, press:
q: quit
s: sort by SENT traffic
r: sort by RECEIVE traffic
m: switch between total (KB, B, MB) and KB/s mode


参数介绍：
    -V : 显示版本信息，注意是大写字母V.
    -v：切换显示单位，默认是默认是KB/s（0表示 KB/s，1表示KB，2表示B，3表示MB）
    -c：检测次数（后面直接跟数字）
    -a：检测所有的设备
    -d : 延迟更新刷新速率，以秒为单位。默认值为 1.
    -t : 跟踪模式.
    -b : bug 狩猎模式 — — 意味着跟踪模式.
    -p : 混合模式（不推荐）.
    device: 要监视的设备名称. 默认为 eth0

以下是NetHogs的一些交互命令(键盘快捷键)
    m : 修改单位
    r : 按流量排序
    s : 按发送流量排序
    q : 退出命令提示符

yum install libXScrnSaver

wget https://sqlopsbuilds.azureedge.net/stable/d296b6397e0acfddc57e9085e736e084969cdaeb/azuredatastudio-linux-1.23.0.rpm
rpm -ivh azuredatastudio-linux-1.23.0.rpm

azuredatastudio

wget https://azuredatastudiobuilds.blob.core.windows.net/releases/1.13.0/azuredatastudio-linux-1.13.0.tar.gz
 
tar xf azuredatastudio-linux-1.13.0.tar.gz
cd azuredatastudio-linux-x64
./azuredatastudio

sudo curl -o /etc/yum.repos.d/mssql-server.repo https://packages.microsoft.com/config/rhel/7/mssql-server-2019.repo

sudo yum install -y mssql-server

sudo /opt/mssql/bin/mssql-conf setup

systemctl status mssql-server

sudo curl -o /etc/yum.repos.d/msprod.repo https://packages.microsoft.com/config/rhel/7/prod.repo

sudo yum remove unixODBC-utf16 unixODBC-utf16-devel

sudo yum install -y mssql-tools unixODBC-devel

echo 'export PATH="$PATH:/opt/mssql-tools/bin"' >> ~/.bash_profile
echo 'export PATH="$PATH:/opt/mssql-tools/bin"' >> ~/.bashrc
source ~/.bashrc

sqlcmd -S localhost -U SA -P '<YourPassword>'

CREATE DATABASE TestDB

SELECT Name from sys.Databases

GO

USE TestDB

CREATE TABLE Inventory (id INT, name NVARCHAR(50), quantity INT)

INSERT INTO Inventory VALUES (1, 'banana', 150); INSERT INTO Inventory VALUES (2, 'orange', 154);

GO

SELECT * FROM Inventory WHERE quantity > 152;

GO

QUIT

sqlcmd -U SA  -P password -Q“SQL语句”  执行完退出

sqlcmd -U SA  -P password -Q“BACKUP DATABASE test TO  DISK='/tmp/test.bak' with format ,init”

sqlcmd -U SA -P password  -Q "RESTORE DATABASE  test FROM  DISK='/tmp/sqlserver/test.bak' WITH REPLACE"

/opt/mssql/bin/sqlservr  -m"SQLCMD"