The Ceph Blog

Ceph blog stories provide high-level spotlights on our customers all over the world

  • March 30, 2021
    v14.2.19 Nautilus released

    This is the 19th update to the Ceph Nautilus release series. This is a hotfix release to prevent daemons from binding to loopback network interfaces. All nautilus users are advised to upgrade to this release. Notable Changes¶ This release fixes a regression introduced in v14.2.17 whereby in certain environments, OSDs will bind to 127.0.0.1. See …Read more

  • March 30, 2021
    Diving into the Deep

    The IDC DataAge Whitepaper assesses where data is being generated, where it is being stored, byte shipments by media type, and a wealth of other information. The following chart from the whitepaper serves to illustrate how data is flowing towards, and reaches the highest concentrations at the core. Where there is data, there will be …Read more

  • March 18, 2021
    v15.2.10 Octopus released

    This is the 10th backport release in the Octopus series. We recommend users to update to this release. Notable Changes¶ The containers include an updated tcmalloc that avoids crashes seen on 15.2.9 (see issue#49618 for details. RADOS: BlueStore handling of huge(>4GB) writes from RocksDB to BlueFS has been fixed. When upgrading from a previous cephadm …Read more

  • March 15, 2021
    v14.2.18 Nautilus released

    This is the 18th backport release in the Nautilus series. It fixes a regression introduced in 14.2.17 in which the manager module tries to use a couple python modules that do not exist in some environments. We recommend users to update to this release Notable Changes¶ This release fixes issues loading the dashboard and volumes …Read more

  • March 11, 2021
    v14.2.17 Nautilus released

    This is the 17th backport release in the Nautilus series. We recommend users to update to this release Notable Changes¶ $pid expansion in config paths like admin_socket will now properly expand to the daemon pid for commands like ceph-mds or ceph-osd. Previously only ceph-fuse/rbd-nbd expanded $pid with the actual daemon pid. RADOS: PG removal has …Read more

  • February 24, 2021
    v15.2.9 Octopus released

    This is the 9th backport release in the Octopus series. We recommend users to update to this release. Notable Changes¶ MGR: progress module can now be turned on/off, using the commands: ceph progress on and ceph progress off. OSD: PG removal has been optimized in this release. Changelog¶ Do not add sensitive information in Ceph …Read more

  • December 16, 2020
    v15.2.8 Octopus released

    This is the 8th backport release in the Octopus series. This release fixes a security flaw in CephFS and includes a number of bug fixes. We recommend users to update to this release. Notable Changes¶ CVE-2020-27781 : OpenStack Manila use of ceph_volume_client.py library allowed tenant access to any Ceph credential’s secret. (Kotresh Hiremath Ravishankar, Ramana …Read more

  • December 16, 2020
    v14.2.16 Nautilus released

    This is the 16th backport release in the Nautilus series. This release fixes a security flaw in CephFS. We recommend users to update to this release Notable Changes¶ CVE-2020-27781 : OpenStack Manila use of ceph_volume_client.py library allowed tenant access to any Ceph credential’s secret. (Kotresh Hiremath Ravishankar, Ramana Raja) Changelog¶ pybind/ceph_volume_client: disallow authorize on existing …Read more

  • November 30, 2020
    v15.2.7 Octopus released

    This is the 7th backport release in the Octopus series. This release fixes a serious bug in RGW that has been shown to cause data loss when a read of a large RGW object (i.e., one with at least one tail segment) takes longer than one half the time specified in the configuration option rgw_gc_obj_min_wait. …Read more

  • November 23, 2020
    v14.2.15 Nautilus released

    This is the 15th backport release in the Nautilus series. This release fixes a ceph-volume regression introduced in v14.2.13 and includes few other fixes. We recommend users to update to this release. Notable Changes¶ ceph-volume: Fixes lvm batch –auto, which breaks backward compatibility when using non rotational devices only (SSD and/or NVMe). BlueStore: Fixes a …Read more

  • November 18, 2020
    v15.2.6 Octopus released

    This is the 6th backport release in the Octopus series. This releases fixes asecurity flaw affecting Messenger V2 for Octopus & Nautilus. We recommend users to update to this release. Notable Changes * CVE 2020-25660: Fix a regression in Messenger V2 replay attacks

  • November 18, 2020
    v14.2.14 Nautilus released

    This is the 14th backport release in the Nautilus series. This releases fixes a security flaw affecting Messenger V2 for Octopus & Nautilus, among other fixes across components. We recommend users to update to this release. Notable Changes¶ CVE 2020-25660: Fix a regression in Messenger V2 replay attacks Changelog¶ mgr/dashboard: Strange iSCSI discovery auth behavior …Read more

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