I need to mount my boot partition in order to perform software updates in my yocto built. I would expect to mount it in /boot but I see that there is a directory there already I cant seem to find information about what this /boot directory is and why its needed. It contains the same .itb file that is in
How to preceed the output generated by “exec &” with a time/Date in linux bash scripts?
I have the following script file that writes files to s3 from a local file system: And the output is coming out in a specific grok pattern needed for me to parse this output as logs into Elastic Search, however the line 27 output is as follows: that upload and 0 of 0 0%… Line is created by the exec
Volume creation MAPR
I am pretty new to MapR and I have a task about creating a MapR volume. I used this command to create the volume but I get this error: Before running the command I created this path ‘/MyCluster/apps/application_logs/node1’ using mkdir : Does anyone know why I get this error and if someone can help…
Creating file and writing to it in one single command [closed]
Closed. This question does not meet Stack Overflow guidelines. It is not currently accepting answers. This question does not appear to be about a specific programming problem, a software algorithm, or software tools primarily used by programmers. If you believe the question would be on-topic on another Stack …
Reading and exporting key-value pairs from a file in bash script (without caching)
I have the following project directory structure: Where run.sh looks like: Where .env is a properties file of key=value pairs like so: The setenv.sh script needs to read the key-value pairs out of .env and export/source them, so that run.sh can reference them at runtime and they will evaluate to whatever thei…
Check for specific command line arguments and then assign them to variables
Obligatory total noob here. I am making a simple C program that reads some variables from a file from a simple function. What I’m trying to accomplish, however, is to allow whoever calls the program to override the values read from the file if hey so specify in the command line arguments. I would like t…
On Debian 11 (Bullseye) /proc/self/cgroup inside a docker container does not show docker infos
I recently updated from Debian 10 (Buster) to 11 (Bullseye) and since then my Jenkins setup inside Docker is not working anymore, as Jenkins tries to find out if it is running in a docker container by checking /proc/self/cgroup. Normally /proc/self/cgroup inside a docker container would look something like th…
Getting a crashed program’s command-line invocation from a core dump
i start a progress like then i get i core.xxx for example,i want to get complete path and args the path is too long , i want to get the info like how can i do that ? Answer how can i do that ? You can’t. GDB displays info recorded in the PRPSINFO note, which has these members: Anything
Trying to build C++ exe that uses .so that uses other .so files
I’m trying to build a C++ executable that links with a shared library, libA.so. libA.so was built and linked with another shared library, libB.so. libB.so was built using -rpath to look for a custom build of a system library in my home directory (liblapack.so). If I do a “readelf -d” on libB…
Python’s subprocess.Popen() causes strange indentation of output
I have some lines of code that gather NMEA sentences from the gpsmon gpsd command line utility (spawned as a child process) and gathers some internal GPS location data from an external radio. I don’t want the user to see the gpsmon output in the terminal when they run the code, so I redirect it /dev/nul…