To see any VERY useful Kernel Boot Messages on Screen do: nano /media/boot/boot.ini then search line 9: setenv condev "console=ttyS0,115200n8" change to: setenv condev "console=ttyS0,115200n8 console=tty1" now enable Multi-User Console this disable graphic Lightdm Login Manager systemctl set-default multi-user.target Now you can debug all again.. be happy
Monat: Februar 2022
Bug Nautilus slow SMB Performance gvfs-smb
If you use Samba as File Share (NAS) Samba mounts often hang by listing huge amount files like Photos. Known Problem is the gfvs-backend is hanging up on switching between smb protocol (smb1-2-3) versions! Faster is to use the cifs Kernel mount without the gnome-backend communication open Terminal enter: id myusername mkdir /home/myusername/nas/ with known id do: Workaround edit /etc/fstab insert: sudo nano /etc/fstab insert at the end !! //192.168.1XX.XXX/nas /home/myusername/nas cifs file_mode=0777,dir_mode=0777,username=myusername,password=XXXX,domain=home.local,uid=10XX 0 0 Now over 50MB’s per second should by possible over gigabit cable. If not needed disable Samba Logging!
Redis Monitoring command line
Open a Console to checkout the IO of the REDIS Socket on Ubuntu Linux do: redis-cli -s /var/run/redis/redis-server.sock at the Prompt enter „MONITOR“ ! redis /var/run/redis/redis-server.sock > MONITOR Lines run should be seen.. like 1643798561.129268 [0 unix:/var/run/redis/redis-server.sock] "EXPIRE" "98f4dfa05f67a630e9a828ad8a7c30d9/lockfiles/5cd93670745f7ff4ef4b456cc9c8b126" "3600" 1643798561.130843 [0 unix:/var/run/redis/redis-server.sock] "INCRBY" "98f4dfa05f67a630e9a828ad8a7c30d9/lockfiles/262023e9d503ea4158010bfebc4124bd" "1" 1643798561.131158 [0 unix:/var/run/redis/redis-server.sock] "EXPIRE" "98f4dfa05f67a630e9a828ad8a7c30d9/lockfiles/262023e9d503ea4158010bfebc4124bd" "3600" 1643798561.132725 [0 unix:/var/run/redis/redis-server.sock] "INCRBY" "98f4dfa05f67a630e9a828ad8a7c30d9/lockfiles/84b5072ee7801482b6bf7d661003df87" "1" 1643798561.133044 [0 unix:/var/run/redis/redis-server.sock] "EXPIRE" "98f4dfa05f67a630e9a828ad8a7c30d9/lockfiles/84b5072ee7801482b6bf7d661003df87" "3600" 1643798561.138752 [0 unix:/var/run/redis/redis-server.sock] "WATCH" "98f4dfa05f67a630e9a828ad8a7c30d9/lockfiles/84b5072ee7801482b6bf7d661003df87" 1643798561.139097 [0 unix:/var/run/redis/redis-server.sock] "GET" "98f4dfa05f67a630e9a828ad8a7c30d9/lockfiles/84b5072ee7801482b6bf7d661003df87"
Nextcloud Owncloud Upgrade Traps
If you use Nextcloud (Owncloud) and you login into the Admin Panel the Updater display you that your Setup is outdated, you MUST handle as follows to PREVENT System Problems: Do FULL-BACKUP the Server Setup before you CHANGE something! Pre-Check Nextcloud Version dependency’s of PHP-Version and MYSQL Version! Cause Nextcloud offers NO System PRECHECK or Auto-Stop! Login into the Server via SSH Console and go to the /var/www/nextcloud folder. Run: sudo -u www-data php /var/www/nextcloud/updater/updater.phar Read Upgrade Echos on Console Advantage the Console-Version is mostly faster and more stable than the browser! Relogin as Admin to the Nextcloud Panel! In 99% of Problems the […]