In Linux, I am trying to generate an uncompressed PAX archive containing a Global Extended Attributes entry using either one of the following commands: A) Specifying the pax options (implies –xattrs): B) Specifying xattrs support (implies –format=pax): Both commands generate a file successfully, but when I open the file with my hex editor, the first entry has the ‘x’ type,
Tag: linux
Rails server disk space keeps showing out of space [closed]
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Rsync : How to copy files from source to destination in loop sequentially ?(linux)
I have been using rsync and it is working fine… But we keep deleting files in the destination folder and rsync keeps syncing files from the source folder. What’s the solution for this? I need to delete files from the destination and rsync should not keep syncs files again from source. How to solve this problem for handle this programmatically
When using recv(n), with n greather than the MTU are you guaranteed to read at least a whole layer 2 frame?
I was wondering, imagine if there is no data to read from a TCP socket, then a whole frame of 1492 bytes arrives (full). In your code (C or any language supporting TCP) you have let’s say recv 4096 bytes, will the OS guarantee that the recv reads the whole 1492 bytes, or is it possible that the loading of
B.A.T.M.A.N ad-hoc WiFi nodes cannot ping each other
I am working to connect 2 Linux machines, each with this USB Dongle: https://www.tp-link.com/us/home-networking/usb-adapter/archer-t2u-nano/, to an ad-hoc WiFi network managed by B.A.T.M.A.N ( batman-adv ). When run, these scripts show that both devices are joined to the same ad-hoc/IBSS network. I statically assigned IP addresses and routes to both ‘bat0’ devices. However, I cannot ping or otherwise use the connection
Use of gs register on a 32 bit program over a 64 bit linux
In a 64 bit program the selector:offset used to get the stack protector is fs:0x28, where fs=0. This poses no problem because in 64 bit we have the MSR fs_base (which is set to point to the TLS) and the GDT is completely ignored. But with 32 bit program the stack protector is read from gs:0x14. Running over a 64
Where can I get node exporter metrics description?
I’m new to monitoring the k8s cluster with prometheus, node exporter and so on. I want to know that what the metrics exactly mean for though the name of metrics are self descriptive. I already checked the github of node exporter, but I got not useful information. Where can I get the descriptions of node exporter metrics? Thanks Answer There
how to execute flutter app in Chromium browser on linux?
how to execute flutter app in Chromium in Flat-pack Linux? i tried #CHROME_EXECUTABLE=/snap/bin/chromium; export CHROME_EXECUTABLE but it didn’t work. Answer you are using snaps now , to use Flat-pack Chromium edit the .bashrc file by adding :
Not able to start redhat httpd service
When I try to start the httpd service it is failing with the error : output of journalctl -xe . output of systemctl status httpd.service I tried to change the port number in httpd.conf file. But I got the same error. Can anyone please help? Answer try check your config, validate from command apachectl configtest
Getting bad substitution error in shell script
I have a variable COUNTRY=”INDIA” and another sets of variables:- INDIA_POPULATION=”5,00,00,000″, CHINA_POPULATION=”6,00,00,000″. In script I am trying to call them using command:- echo ${ ${COUNTRY}_POPULATION } But I am getting bad substitution error. Can someone please tell how to solve it ?? Answer You misplaced a bracket: {$COUNTRY}_POPULATION should be ${COUNTRY}_POPULATION. But even then it would not work as you