[CentOS] how to replace a raid drive with mdadm

2014-05-10 Thread CS_DBA
Hi all If we loose a drive in a raid 10 array (mdadm software raid) what are the steps needed to correctly do the following: - identify which physical drive it is - replace the drive - add the new drive to the array and force it to re-sync Thanks in advance

Re: [CentOS] how to replace a raid drive with mdadm

2014-05-10 Thread Keith Keller
On 2014-05-10, CS_DBA cs_...@consistentstate.com wrote: If we loose a drive in a raid 10 array (mdadm software raid) what are the steps needed to correctly do the following: - identify which physical drive it is This is controller dependent. Some support blinking the drive light to identify

Re: [CentOS] how to replace a raid drive with mdadm

2014-05-10 Thread Dennis Jacobfeuerborn
On 10.05.2014 19:06, Keith Keller wrote: On 2014-05-10, CS_DBA cs_...@consistentstate.com wrote: If we loose a drive in a raid 10 array (mdadm software raid) what are the steps needed to correctly do the following: - identify which physical drive it is This is controller dependent. Some

Re: [CentOS] how to replace a raid drive with mdadm

2014-05-10 Thread Keith Keller
On 2014-05-10, Dennis Jacobfeuerborn denni...@conversis.de wrote: This can also be inverted especially if you cannot send data to the drive anymore because it dies completely: Create lots of disk i/o with a command like grep -nri test /usr and all drives except the broken one should show