In September, our PHP crons started failing with an error that sounded specific: Too many levels of symbolic links That is ELOOP, the error a symlink loop gives you, so the first move was to look for a loop on /srv/apps/app-a/task.php . There was no symlink on that path. Nothing to untangle. Paths and component names below are generic examples, not ours. By the time we looked again, on September 10, the file was readable. The autofs service had just restarted, and the sa...