Scan and assemble:
# mdadm --assemble --scan
Scan to update mdadm.conf
# mdadm -Es >> /etc/mdadm/mdadm.conf
If not md device has been found, or you have only one disk from two of the RAID1, you can force to re-create the md device. The important parameter is "missing", that will make mdadm to create the mirror with only one member:
# mdadm --create /dev/md127 --assume-clean --level=mirror --verbose --raid-devices=2 /dev/sda missing
mdadm: /dev/sda appears to be part Read more...
OS Categories
Where almost everything resides.
if perl shows the error “setting locale failed”,
perl: warning: Setting locale failed. perl: warning: Please check that your locale settings: LANGUAGE = (unset), LC_ALL = (unset),
Run the following (i.e for spanish)
# sudo locale-gen es_ES.UTF-8 # dpkg-reconfigure locales
it can be also en_EN.UTF-8, or any other locale.
To create a new PKEY on the switch:
[root@ibswitch-ibs ~]# getmaster
Local SM enabled and running, state MASTER
20170422 18:00:33 Master SubnetManager on sm lid 1 sm guid 0x10e04071a7a0a0 : SUN DCS 36P QDR ibswitch-ibs 172.28.228.133
[root@ibswitch-ibs ~]# smpartition start
[root@ibswitch-ibs ~]# smpartition create -n test -pkey 0x0550 -flag ipoib -m full
To remove PKEY on IB switch:
[root@ibswitch-ibs ~]# smpartition start
[root@ibswitch-ibs ~]# smpartition remove -n test -port 0010E000656432BD-> Read more...
Before a physical system can be migrated, any existing non-global zones on the system must be archived and moved into zones on the new target system first.
How to Migrate an Existing native Non-Global Zone
Use the V2V process to migrate an existing zone on your Solaris 10 system to a solaris10 brand zone on a system running the Oracle Solaris 11 release.
Print the existing zone's configuration. You will need this information to recreate the zone on the destination system:
source# zonecfg Read more...
Spit a file in pieces with split (30 mins, in the end full size for 60Gb)
# split -b 10G /mnt/timecapsule/Virtualbox/harry.vdi “harry.vdi.wcomp.part"
# ls -lsh
total 56G
10G -rw-r--r-- 1 root root 10G Jun 25 15:25 harry.vdi.wcomp.partaa
10G -rw-r--r-- 1 root root 10G Jun 25 15:36 harry.vdi.wcomp.partab
10G -rw-r--r-- 1 root root 10G Jun 25 15:46 harry.vdi.wcomp.partac
10G -rw-r--r-- 1 root root 10G Jun 25 16:06 harry.vdi.wcomp.partad
10G -rw-r--r-- 1 root root 10G Jun 25 16:29 harry.vdi.wcomp.partae
5.6G Read more...