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ZFS: Difference between revisions
→Caching
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At the default of 128K record size, 1 GiB has 8196 records, hence requiring approx 656 KiB of memory.<br> | At the default of 128K record size, 1 GiB has 8196 records, hence requiring approx 656 KiB of memory.<br> | ||
At 4K record size, you will need approx. 20 MB of RAM per GB. | At 4K record size, you will need approx. 20 MB of RAM per GB. | ||
==Expanding== | |||
You can only expand by adding vdevs or replacing all drives in a vdev with larger ones.<br> | |||
After replacing all drives in a vdev, see | |||
See [https://docs.oracle.com/cd/E19253-01/819-5461/githb/index.html]<br> | |||
==Pros and Cons== | ==Pros and Cons== | ||