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  1. Lustre
  2. LU-18086

mistakes in page_pools

Details

    • Bug
    • Resolution: Fixed
    • Minor
    • Lustre 2.17.0
    • None
    • 3
    • 9223372036854775807

    Description

      Working on CSDC that actively uses page_pools with order higher than 0 I found a bunch of problems that might cause OOM or different memory issues. I'll send several patches addressing these issues here.

      Attachments

        Activity

          [LU-18086] mistakes in page_pools
          gerrit Gerrit Updater added a comment -

          "Oleg Drokin <green@whamcloud.com>" merged in patch https://review.whamcloud.com/c/fs/lustre-release/+/55981/
          Subject: LU-18086 sec: rename pages to objects
          Project: fs/lustre-release
          Branch: master
          Current Patch Set:
          Commit: a17cbbcdd2cc0e6d7921ee933171c9205eb898a3

          gerrit Gerrit Updater added a comment - "Oleg Drokin <green@whamcloud.com>" merged in patch https://review.whamcloud.com/c/fs/lustre-release/+/55981/ Subject: LU-18086 sec: rename pages to objects Project: fs/lustre-release Branch: master Current Patch Set: Commit: a17cbbcdd2cc0e6d7921ee933171c9205eb898a3
          gerrit Gerrit Updater added a comment -

          "Sebastien Buisson <sbuisson@ddn.com>" uploaded a new patch: https://review.whamcloud.com/c/fs/lustre-release/+/56271
          Subject: LU-18086 sec: do not allocate empty pools
          Project: fs/lustre-release
          Branch: master
          Current Patch Set: 1
          Commit: 95e13ddaa3c62e84cf274eb76af1692945c0c818

          gerrit Gerrit Updater added a comment - "Sebastien Buisson <sbuisson@ddn.com>" uploaded a new patch: https://review.whamcloud.com/c/fs/lustre-release/+/56271 Subject: LU-18086 sec: do not allocate empty pools Project: fs/lustre-release Branch: master Current Patch Set: 1 Commit: 95e13ddaa3c62e84cf274eb76af1692945c0c818
          gerrit Gerrit Updater added a comment -

          "Oleg Drokin <green@whamcloud.com>" merged in patch https://review.whamcloud.com/c/fs/lustre-release/+/55963/
          Subject: LU-18086 sec: fix ppp_max_pages
          Project: fs/lustre-release
          Branch: master
          Current Patch Set:
          Commit: 526e663b33eb04ec15799de64bc944b3eeb2549f

          gerrit Gerrit Updater added a comment - "Oleg Drokin <green@whamcloud.com>" merged in patch https://review.whamcloud.com/c/fs/lustre-release/+/55963/ Subject: LU-18086 sec: fix ppp_max_pages Project: fs/lustre-release Branch: master Current Patch Set: Commit: 526e663b33eb04ec15799de64bc944b3eeb2549f
          gerrit Gerrit Updater added a comment -

          "Oleg Drokin <green@whamcloud.com>" merged in patch https://review.whamcloud.com/c/fs/lustre-release/+/55915/
          Subject: LU-18086 obdclass: change POOLS_COUNT
          Project: fs/lustre-release
          Branch: master
          Current Patch Set:
          Commit: e4b0c89ccb881e426ebee07a4cc1e73d187051d4

          gerrit Gerrit Updater added a comment - "Oleg Drokin <green@whamcloud.com>" merged in patch https://review.whamcloud.com/c/fs/lustre-release/+/55915/ Subject: LU-18086 obdclass: change POOLS_COUNT Project: fs/lustre-release Branch: master Current Patch Set: Commit: e4b0c89ccb881e426ebee07a4cc1e73d187051d4
          gerrit Gerrit Updater added a comment -

          "Oleg Drokin <green@whamcloud.com>" merged in patch https://review.whamcloud.com/c/fs/lustre-release/+/55914/
          Subject: LU-18086 obdclass: page_pools shrinker fix
          Project: fs/lustre-release
          Branch: master
          Current Patch Set:
          Commit: 14fc034e983e36f09d1308262c0d53872d5cfba0

          gerrit Gerrit Updater added a comment - "Oleg Drokin <green@whamcloud.com>" merged in patch https://review.whamcloud.com/c/fs/lustre-release/+/55914/ Subject: LU-18086 obdclass: page_pools shrinker fix Project: fs/lustre-release Branch: master Current Patch Set: Commit: 14fc034e983e36f09d1308262c0d53872d5cfba0
          gerrit Gerrit Updater added a comment -

          "Oleg Drokin <green@whamcloud.com>" merged in patch https://review.whamcloud.com/c/fs/lustre-release/+/55913/
          Subject: LU-18086 obdclass: do not use seeks to store pool order
          Project: fs/lustre-release
          Branch: master
          Current Patch Set:
          Commit: f89065d6f2205b413a4fe2ac64c7eee0e447f2f6

          gerrit Gerrit Updater added a comment - "Oleg Drokin <green@whamcloud.com>" merged in patch https://review.whamcloud.com/c/fs/lustre-release/+/55913/ Subject: LU-18086 obdclass: do not use seeks to store pool order Project: fs/lustre-release Branch: master Current Patch Set: Commit: f89065d6f2205b413a4fe2ac64c7eee0e447f2f6
          gerrit Gerrit Updater added a comment -

          "Artem Blagodarenko <ablagodarenko@ddn.com>" uploaded a new patch: https://review.whamcloud.com/c/fs/lustre-release/+/55981
          Subject: LU-18086 sec: rename pages to objets
          Project: fs/lustre-release
          Branch: master
          Current Patch Set: 1
          Commit: 5b0f9810eb61c0ab20569b626050153d4e1727b7

          gerrit Gerrit Updater added a comment - "Artem Blagodarenko <ablagodarenko@ddn.com>" uploaded a new patch: https://review.whamcloud.com/c/fs/lustre-release/+/55981 Subject: LU-18086 sec: rename pages to objets Project: fs/lustre-release Branch: master Current Patch Set: 1 Commit: 5b0f9810eb61c0ab20569b626050153d4e1727b7
          gerrit Gerrit Updater added a comment -

          "Artem Blagodarenko <ablagodarenko@ddn.com>" uploaded a new patch: https://review.whamcloud.com/c/fs/lustre-release/+/55963
          Subject: LU-18086 sec: fix ppp_max_pages
          Project: fs/lustre-release
          Branch: master
          Current Patch Set: 1
          Commit: d2460b590c34a67be67987947180ede0188854af

          gerrit Gerrit Updater added a comment - "Artem Blagodarenko <ablagodarenko@ddn.com>" uploaded a new patch: https://review.whamcloud.com/c/fs/lustre-release/+/55963 Subject: LU-18086 sec: fix ppp_max_pages Project: fs/lustre-release Branch: master Current Patch Set: 1 Commit: d2460b590c34a67be67987947180ede0188854af
          scherementsev Sergey Cheremencev added a comment -

          3 patches in a series:

          https://review.whamcloud.com/c/fs/lustre-release/+/55913
          https://review.whamcloud.com/c/fs/lustre-release/+/55914/
          https://review.whamcloud.com/c/fs/lustre-release/+/55915/

          scherementsev Sergey Cheremencev added a comment - 3 patches in a series: https://review.whamcloud.com/c/fs/lustre-release/+/55913 https://review.whamcloud.com/c/fs/lustre-release/+/55914/ https://review.whamcloud.com/c/fs/lustre-release/+/55915/
          gerrit Gerrit Updater added a comment -

          "Sergey Cheremencev <scherementsev@ddn.com>" uploaded a new patch: https://review.whamcloud.com/c/fs/lustre-release/+/55913
          Subject: LU-18086 sec: do not use seeks to store pool order
          Project: fs/lustre-release
          Branch: master
          Current Patch Set: 1
          Commit: ef3ecbde7354d21b74e8f212951e0677ba35497b

          gerrit Gerrit Updater added a comment - "Sergey Cheremencev <scherementsev@ddn.com>" uploaded a new patch: https://review.whamcloud.com/c/fs/lustre-release/+/55913 Subject: LU-18086 sec: do not use seeks to store pool order Project: fs/lustre-release Branch: master Current Patch Set: 1 Commit: ef3ecbde7354d21b74e8f212951e0677ba35497b

          People

            scherementsev Sergey Cheremencev
            scherementsev Sergey Cheremencev
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            Dates

              Created:
              Updated:
              Resolved: