The following command will return a list of all packages directly related to Java. They will be in the format of java-<version>. $ yum search java | grep ‘java-‘ If there are no available packages, then you may need to download a new repository to search through. I suggest taking a look at Dag Wieers’ … Read more
Turns out the issue is with selinux I found this answer, which solved my problem. Prove this is the problem by turning off selinux with the command setenforce 0 This should allow writing, but you’ve turned off added security server-wide. That’s bad. Turn SELinux back setenforce 1 Then finally use SELinux to allow writing of … Read more
You can use lsof to find open logfiles on your system. lsof just gives you a list of all open files. Use grep for “log” … use grep again for “php” (if the filename contains the strings “log” and “php” like in “php_error_log” and you are the root user you will find the files without … Read more
debuginfo-install is a command of yum-utils, so yum install yum-utils debuginfo-install glibc if the warning’s still there, edit /etc/yum.repos.d/CentOS-Debuginfo.repo, set enabled=1
Such difference between the output of du -sh and df -h may happen if some large file has been deleted, but is still opened by some process. Check with the command lsof | grep deleted to see which processes have opened descriptors to deleted files. You can restart the process and the space will be … Read more
If this sudo ln -fs /usr/bin/python3.5 /usr/bin/python doesn’t work (it should) you could just add an alias into your /home/.bashrcwith this command: alias python=”/usr/bin/python3.5″ and if this does not work either you should just use virtual env. Read this page to get started.
I wanted to add an additional note that often this is caused by the server within the VM because it binds to 127.0.0.1, which is loopback. You’ll want to make sure that the server is bound to 0.0.0.0 so that all interfaces can access it. Some built-in app servers such as Django’s development servers and … Read more
Starting from docker 17.06, you can mount NFS shares to the container directly when you run it, without the need of extra capabilities export NFS_VOL_NAME=mynfs export NFS_LOCAL_MNT=/mnt/mynfs export NFS_SERVER=my.nfs.server.com export NFS_SHARE=/my/server/path export NFS_OPTS=vers=4,soft docker run –mount \ “src=$NFS_VOL_NAME,dst=$NFS_LOCAL_MNT,volume-opt=device=:$NFS_SHARE,\”volume-opt=o=addr=$NFS_SERVER,$NFS_OPTS\”,type=volume,volume-driver=local,volume-opt=type=nfs” \ busybox ls $NFS_LOCAL_MNT Alternatively, you can create the volume before the container: docker volume create \ … Read more
Advisory locking is made for exactly this purpose. You can accomplish advisory locking with flock(). Simply apply the function to a previously opened lock file to determine if another script has a lock on it. $f = fopen(‘lock’, ‘w’) or die (‘Cannot create lock file’); if (flock($f, LOCK_EX | LOCK_NB)) { // yay } In … Read more