ceph/src/common/options/cephfs-mirror.yaml.in

   1 # -*- mode: YAML -*-
   2 ---
   3
   4 options:
   5 - name: cephfs_mirror_max_concurrent_directory_syncs
   6   type: uint
   7   level: advanced
   8   desc: maximum number of concurrent snapshot synchronization threads
   9   long_desc: maximum number of directory snapshots that can be synchronized concurrently
  10     by cephfs-mirror daemon. Controls the number of synchronization threads.
  11   default: 3
  12   services:
  13   - cephfs-mirror
  14   min: 1
  15 - name: cephfs_mirror_action_update_interval
  16   type: secs
  17   level: advanced
  18   desc: interval for driving asynchornous mirror actions
  19   long_desc: Interval in seconds to process pending mirror update actions.
  20   default: 2
  21   services:
  22   - cephfs-mirror
  23   min: 1
  24 - name: cephfs_mirror_restart_mirror_on_blocklist_interval
  25   type: secs
  26   level: advanced
  27   desc: interval to restart blocklisted instances
  28   long_desc: Interval in seconds to restart blocklisted mirror instances. Setting
  29     to zero (0) disables restarting blocklisted instances.
  30   default: 30
  31   services:
  32   - cephfs-mirror
  33   min: 0
  34 - name: cephfs_mirror_max_snapshot_sync_per_cycle
  35   type: uint
  36   level: advanced
  37   desc: number of snapshots to mirror in one cycle
  38   long_desc: maximum number of snapshots to mirror when a directory is picked up for
  39     mirroring by worker threads.
  40   default: 3
  41   services:
  42   - cephfs-mirror
  43   min: 1
  44 - name: cephfs_mirror_directory_scan_interval
  45   type: uint
  46   level: advanced
  47   desc: interval to scan directories to mirror snapshots
  48   long_desc: interval in seconds to scan configured directories for snapshot mirroring.
  49   default: 10
  50   services:
  51   - cephfs-mirror
  52   min: 1
  53 - name: cephfs_mirror_max_consecutive_failures_per_directory
  54   type: uint
  55   level: advanced
  56   desc: consecutive failed directory synchronization attempts before marking a directory
  57     as "failed"
  58   long_desc: number of consecutive snapshot synchronization failues to mark a directory
  59     as "failed". failed directories are retried for synchronization less frequently.
  60   default: 10
  61   services:
  62   - cephfs-mirror
  63   min: 0
  64 - name: cephfs_mirror_retry_failed_directories_interval
  65   type: uint
  66   level: advanced
  67   desc: failed directory retry interval for synchronization
  68   long_desc: interval in seconds to retry synchronization for failed directories.
  69   default: 60
  70   services:
  71   - cephfs-mirror
  72   min: 1
  73 - name: cephfs_mirror_restart_mirror_on_failure_interval
  74   type: secs
  75   level: advanced
  76   desc: interval to restart failed mirror instances
  77   long_desc: Interval in seconds to restart failed mirror instances. Setting to zero
  78     (0) disables restarting failed mirror instances.
  79   default: 20
  80   services:
  81   - cephfs-mirror
  82   min: 0
  83 - name: cephfs_mirror_mount_timeout
  84   type: secs
  85   level: advanced
  86   desc: timeout for mounting primary/seconday ceph file system
  87   long_desc: Timeout in seconds for mounting primary or secondary (remote) ceph file system
  88     by the cephfs-mirror daemon. Setting this to a higher value could result in the mirror
  89     daemon getting stalled when mounting a file system if the cluster is not reachable. This
  90     option is used to override the usual client_mount_timeout.
  91   default: 10
  92   services:
  93   - cephfs-mirror
  94   min: 0