How to Check Uptime of Your Linux Server The uptime command in Linux is used for finding how long the Linux system has been up and running. It is one of the simplest Linux commands. Just run it without any opt
While labels and tags can change on the metrics data, depending on a table or measurement (InfluxDB), the time column is a must to identify the timestamp of a metric. Without it a time series does not make sense. It's even in the name, so that should be enough of a clue. Here'...
MostLinux distributions, such as Ubuntu, Fedora, Debian, andArch, include thetimedatectlutility. Access the command line and enter thetimedatectlcommand to display the current time and date information: timedatectlCopy The output provides the local time and date, universal time (UTC), and configured...
When a system undergoes a controlled shutdown or reboot, the operating system initiates a sequence to terminate all running processes. This typically involves sending aSIGTERMsignal first, allowing processes a chance to exit gracefully, followed by aSIGKILLsignal if they do not terminate in time. T...
In this tutorial, we’ll explore how to compare time inBash. 2. Sample Task Let’s supposewe wish to write a Bash scriptcheck_time.shthat outputs a different message depending on the time of day: if the current time is between9:00 AMand5:00 PM, we’d like the script to print the...
The output includes a timestamp, hostname, process name, PID, and a message. View Linux Logs Using less Theless commandin Linux allows you to view the contents of log files one screen at a time. It allows you to navigate through large files easily without loading the entire file into me...
After the update to Ubuntu 11.10 my wireless goes up and down, and so i'm trying to debug this problem looking into dmesg. But this brought me to another small issue, dmesg prints timestamps in the form of seconds.nanoseconds since the system booted. And
otherlinuxfamily, redhatlinuxfamily, suselinuxfamily Description Unable to determine if hardware timestamping is enabled for an Intel® NUC's Ethernet port. Resolution Download and install the latest ethernet drivers At a command prompt type "ethtool -T <eth port>", where <eth port> is ...
Check Chrony Activity Checking Chrony Synchronization in Linux To display information (list of servers available, status, and offsets from the local clock and the source) about the current time sources thatchronydis accessing, run the following command with the-vflag shows the description for each...
Check if youriptablesrules are added successfully bash [root@server2 ~]# iptables -L | grep timestamp DROP icmp -- anywhere anywhere icmp timestamp-request DROP icmp -- anywhere anywhere icmp timestamp-reply Now you can use number of tools such ashping3ornpingto artificially generatetimestamp...