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centos_hortonworks [2016/04/20 09:19] steve |
centos_hortonworks [2016/04/20 09:21] steve |
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| ** Disk partitioning ** | ** Disk partitioning ** | ||
| - | Hadoop comes with some recommendations for setting up the filesystem: don't use LVM, don't create a swap partition and set the ''noatime'' setting for the partitions. Use ext3 or ext4 as the filesystem type. | + | Hadoop comes with some recommendations for setting up the filesystem |
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| + | * Don't use LVM | ||
| + | * No swap partition or disable it in ''sysctl.conf'' | ||
| + | * Set the ''noatime'' flag for the partitions | ||
| + | * Use ext3 or ext4 as the filesystem type | ||
| + | * Disable root reserved amount | ||
| Since HDFS works across partitions, I keep it simple and have only one partition. | Since HDFS works across partitions, I keep it simple and have only one partition. | ||
