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cluster:151 [2016/11/10 20:00] hmeij07 [Mirror Data] |
cluster:151 [2016/11/10 20:35] hmeij07 [Resync Meta] |
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* do BEFORE populating XFS file systems | * do BEFORE populating XFS file systems | ||
+ | ==== Meta Backup/ | ||
+ | |||
+ | [[http:// | ||
+ | |||
+ | < | ||
+ | |||
+ | # latest tar | ||
+ | rpm -Uvh / | ||
+ | |||
+ | # backup | ||
+ | cd /data; tar czvf / | ||
+ | |||
+ | # restore | ||
+ | cd / | ||
+ | |||
+ | # test | ||
+ | cd /data; diff -r beegfs_meta beegfs_meta.orig | ||
+ | # no results | ||
+ | |||
+ | </ | ||
+ | |||
+ | |||
+ | |||
+ | ==== Resync Meta ==== | ||
+ | |||
+ | [[http:// | ||
+ | |||
+ | * older versions | ||
+ | * new future version will work like storage mirror with HA and self-healing | ||
==== Mirror Meta ==== | ==== Mirror Meta ==== | ||
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[root@sharptail ~]# ssh n38 find / | [root@sharptail ~]# ssh n38 find / | ||
/ | / | ||
- | ^^^^^^ | + | |
# and find | # and find | ||
[root@sharptail ~]# ssh n39 find / | [root@sharptail ~]# ssh n39 find / |