Ceph: Configuring Ceph Some examples Set backfill for a OSD ceph tell 'osd.*' injectargs '--osd-max-backfills 1'
Info about hardware in Linux Network lshw -class network lshw -class network -short ethtool eno1 cat /sys/class/net/eno1/carrier
encrypt files in Linux cheat sheet 7z Install $ sudo apt-get install p7zip-full # yum install p7zip-full
Zabbix cheat sheet Errors Cannot adopt OID in NET-SNMP On Ubuntu 16/18 install snmp-mibs-downloader apt install snmp-mibs-downloader