command to check server uptime

take a look at your ~ /. Bash_history file. If the file is empty, execute an ls-l ~ /. Bash_history command. After you execute the preceding command, you will see the following output: -Rw ------- 1 jd 13829 Oct 10/home/jd/. bash_history Alternatively, you may see output similar to the following: Lrwxrwxrwx 1 jd 9 Oct 10 :40/home/jd/. bash_history->/dev/null If you see the second one, it indicates that the

Post a translation FAQ (if I can write this level ...), This step is almost applicable to the most common SQL connection problems. FAQ: Check for SQL connection errors. Q: I have encountered many SQL connection errors. Is there a wizard to solve the connection problems? A: basically, when you cannot connect to your SQL Server database, the problem may be as follows: 1) Network Problems 2) SQL

Article Title: server hardware check and file transfer in Linux. Linux is a technology channel of the IT lab in China. Some basic categories, such as desktop applications, Linux system management, kernel research, embedded systems, and open-source systems, need to check servers recently. I hope to check the information

, you should take a look at your ~ /. Bash_history file. If the file is empty, execute an LS-L ~ /. Bash_history command. After you execute the preceding command, you will see the following output: -RW ------- 1 JD 13829 Oct 10/home/JD/. bash_history Alternatively, you may see output similar to the following: Lrwxrwxrwx 1 JD 9 Oct 10 :40/home/JD/. bash_history->/dev/null If you see the second one, it ind

Q: The server shows signs of intrusion. Ask for security settings. . Recently, my server seems to be abnormal. I often find that some programs are opened or some errors are prompted when I log on remotely. Check that the Guest account is set to admin, another account is associated with me. this should have been infiltrated. I have closed the Guest account and hav

fastest way to back up your data, clean up your hard disk, and reinstall the operating system. No matter how long your machine is taken over, it's not easy to restore it. Can you trust your ps command? The first trick to find out the root kit is to run the ps command. It may seem quite normal for you. The figure below shows an example of the ps command output. T

Check SMTP server availability for ORA-29278 or ORA-29279 errors using utl_smtp to send email. (Document ID 604763.1) Go to the bottom Modification time:Type:Problem Rating this document Send a link to this document via email Open a document in a new window In this document

Today I went to SQL Server 2005 and installed it for research. The installation process was not very smooth, mainly due to COM + errors. I searched the internet and solved the problem as follows: The installation is successful as follows. Warning for COM + directory problems during sql2005 Installation The installation of sql2005 failed. I thought the problem was caused by the COM + directory Issue warning. I found a solution to this problem for a lon

process. the SQL Server 2008 R2 upgrade Setup Wizard wocould not allowUs to proceed and disabled the "upgrade rules" page as shown below. For the detailed error message, I clicked on "failed" hyperlink in the Status column to read more about the error, but this was not enough to help me understand the issue. here is the screen shot: So I decided to check the upgrade log files to find out the main reason wh

telnet service is also protected by xinetd, after the telnet-server is installed, the xinetd must be restarted to start the telnet service. [root@locahost~]#servicexinetdrestart Iii. Test Let's first check whether TCP port 23 is enabled normally. [root@locahost~]#netstat-tnl|grep23 tcp000.0.0.0:230.0.0.0:*LISTEN If the row above exists, it indicates that the service is already running. At

On a Linux server, how does one check whether there is a wireless network card? Or the server in the lab. There is no interface, so I want to use some commands to link the hotspot. Of course, in Linux, the connection to wifi is not as good as win! First, we need a basic condition: the server has a wireless network card

CHECK_NRPE: Received 0 bytes from daemon. Check the remote server logs for error messages., check_nrpemessages The following error is reported when you use the icinga server to test the client script: [Root @ mysql-server1 etc] #/usr/local/icinga/libexec/check_nrpe-H 192.168.244.146-c check_users-a 10 20 CHECK_NRPE: Received 0 bytes from daemon.

Linux server hardware check and file transfer-Linux Enterprise Application-Linux server application information. The following is a detailed description. Recently, I want to check the server. I want to check the information and pa

You cannot create a session when an error occurs. check the PHP or website server logs and correctly configure PHP installation (win + linux ). Solution in windows: Find the session. save_path path of php. ini and check whether this directory exists or whether the directory has the write permission for everyone or AuthenticatedUsers. Solution in windows: Find the

Kanwi.cn Does your SQL Server Run abnormally recently? No, I am not referring to the common database and operating system problems we will certainly encounter. I mean, have you ever experienced slow server response, unstable operations, heavy Network workload, or a sharp rise in server processing or memory utilization? Oh, it is not excluded that there is a Troja

A special implementation of access to SQL Server database and delete the operation code to check, to share with you, the specific content as follows Using System; Using System.Collections.Generic; Using System.ComponentModel; Using System.Data; Using System.Drawing; Using System.Linq; Using System.Text; Using System.Windows.Forms; Using System.Data; Using System.Data.SqlClient; namespace WindowsForm

A description of the application scenarioDo you have this? A requirement: The number of ports used by Java programs on many servers is compared with the normal values.You can use the following command to get the result:Netstat-tulnp|grep java|wc-lBut a lot of servers, each manual to execute this command is not realistic. So think of using ansible batch to execute, ansible use Paramiko to SSH login

hostUse the NC command to test the connectivity of UDP ports:Syntax: nc-z-v-u The following are examples of connectivity successes:[Email protected] ~]# nc-z-v-u 192.168.56.12 123 Connection to 192.168.56.12 123 port [UDP/NTP] succeeded!NC command syntaxNC [-hlnruz][-gNC Command Parameter Interpretation-N directly specifies the IP address, not through the domain

I encountered this problem today, failed to load the DLL D:/Oracle/oraclebi/Server/bin/nqsdbgatewayoci10g. dll. Check if 'oracle OCI 10g' database client is installed First, check whether the database is correctly installed. Second, check whether % ORACLE_HOME %/bin in the environment variable path is at the beginnin

Solution in windows: Find the path of session. save_path = "" in php. ini and check whether this directory exists or whether the directory has write permissions for everyone or Authenticated Users. Generally Solution in linux: After updating PHP today, the phpmyadmin configured in the result is logged in, "You cannot create a session when an error occurs. Check the PHP or website