Uploaded image for project: 'Lustre'
  1. Lustre
  2. LU-15003

use client enc_pool for fscrypt

Details

    • 9223372036854775807

    Description

      According to Sebastien's fscrypt presentation at LAD'20, the use of bounce buffers reduces fscrypt performance by up to 30%.

      This can be replaced by using preallocated pages in enc_pool from Kerberos, so that pages do not need to be allocated/freed for every RPC.

      Attachments

        Issue Links

          is related to

          New Feature - A new feature of the product, which has yet to be developed. LU-12275 Client-side file data encryption

          • Critical - Crashes, loss of data, severe memory leak.
          • Resolved

          Activity

            [LU-15003] use client enc_pool for fscrypt
            pjones Peter Jones made changes -
            Fix Version/s New: Lustre 2.16.0 [ 15190 ]
            Fix Version/s New: Lustre 2.15.2 [ 15991 ]
            Resolution New: Fixed [ 1 ]
            Status Original: Open [ 1 ] New: Resolved [ 5 ]
            adilger Andreas Dilger made changes -
            Link New: This issue is related to LU-12275 [ LU-12275 ]
            adilger Andreas Dilger created issue -

            People

              sebastien Sebastien Buisson
              adilger Andreas Dilger
              Votes:
              0 Vote for this issue
              Watchers:
              7 Start watching this issue

              Dates

                Created:
                Updated:
                Resolved: