smartctl with LSISAS1068E or perc 6

I was used to using smartctl -a -d megaraid,0 /dev/sda to get SMART info from my physical disks now with the LSISAS1068E (perc 6) I can get it with: smartctl -a /dev/sg0 or smartctl -a /dev/sg1 to see the physical disks /dev/sg2 is just about the same as /dev/sda

xenserver 7.0 based on centos 7.2

https://docs.citrix.com/content/dam/docs/en-us/xenserver/xenserver-7-0/downloads/xenserver-7-0-installation-guide.pdf states: The Control Domain: Also known as ‘Domain0’, or ‘dom0’, the Control Domain is a secure, privileged Linux VM (based on a CentOS 7.2 distribution) that runs the XenServer management toolstack. Besides providing XenServer management functions, the Control Domain also runs the driver stack that provides user created Virtual Read more

apply xen server patches in bulk

download a bunch of the buggers for file in XS*.zip;do foo=`basename -s .zip $file`; unzip $file; bar=`xe patch-upload file-name=${foo}.xsupdate`;xe patch-apply uuid=$bar host-uuid=YOUR_HOST_UUID;done you’ll probably want to add an rm of the zip file and an rm of the xsupdate file (exercise for the reader) This won’t work for XS70E002 and Read more