root@s2:/var/lib/ceph/osd/ceph-9/current/2.fe3_head# ceph pg 0.cfa query

{ "state": "active+recovering+degraded+remapped",
  "epoch": 28188,
  "up": [
        23,
        50,
        18],
  "acting": [
        23,
        50],
  "info": { "pgid": "0.cfa",
      "last_update": "28082'7774",
      "last_complete": "23686'7083",
      "log_tail": "14360'4061",
      "last_backfill": "MAX",
      "purged_snaps": "[]",
      "history": { "epoch_created": 1,
          "last_epoch_started": 28097,
          "last_epoch_clean": 24810,
          "last_epoch_split": 0,
          "same_up_since": 28091,
          "same_interval_since": 28096,
          "same_primary_since": 26036,
          "last_scrub": "20585'6801",
          "last_scrub_stamp": "2013-07-28 15:40:53.298786",
          "last_deep_scrub": "20585'6801",
          "last_deep_scrub_stamp": "2013-07-28 15:40:53.298786",
          "last_clean_scrub_stamp": "2013-07-28 15:40:53.298786"},
      "stats": { "version": "28082'7774",
          "reported": "28188'41934",
          "state": "active+recovering+degraded+remapped",
          "last_fresh": "2013-08-12 15:26:24.792632",
          "last_change": "2013-08-07 15:40:23.226894",
          "last_active": "2013-08-12 15:26:24.792632",
          "last_clean": "2013-08-01 23:50:18.414082",
          "last_became_active": "2013-05-29 13:10:51.366237",
          "last_unstale": "2013-08-12 15:26:24.792632",
          "mapping_epoch": 28091,
          "log_start": "14360'4061",
          "ondisk_log_start": "14360'4061",
          "created": 1,
          "last_epoch_clean": 24810,
          "parent": "0.0",
          "parent_split_bits": 0,
          "last_scrub": "20585'6801",
          "last_scrub_stamp": "2013-07-28 15:40:53.298786",
          "last_deep_scrub": "20585'6801",
          "last_deep_scrub_stamp": "2013-07-28 15:40:53.298786",
          "last_clean_scrub_stamp": "2013-07-28 15:40:53.298786",
          "log_size": 0,
          "ondisk_log_size": 0,
          "stats_invalid": "0",
          "stat_sum": { "num_bytes": 145307402,
              "num_objects": 2234,
              "num_object_clones": 0,
              "num_object_copies": 0,
              "num_objects_missing_on_primary": 0,
              "num_objects_degraded": 0,
              "num_objects_unfound": 0,
              "num_read": 744,
              "num_read_kb": 410184,
              "num_write": 7774,
              "num_write_kb": 1155438,
              "num_scrub_errors": 0,
              "num_shallow_scrub_errors": 0,
              "num_deep_scrub_errors": 0,
              "num_objects_recovered": 3998,
              "num_bytes_recovered": 278803622,
              "num_keys_recovered": 0},
          "stat_cat_sum": {},
          "up": [
                23,
                50,
                18],
          "acting": [
                23,
                50]},
      "empty": 0,
      "dne": 0,
      "incomplete": 0,
      "last_epoch_started": 28097},
  "recovery_state": [
        { "name": "Started\/Primary\/Active",
          "enter_time": "2013-08-07 15:13:52.135309",
          "might_have_unfound": [
                { "osd": 9,
                  "status": "querying"},
                { "osd": 18,
                  "status": "querying"},
                { "osd": 50,
                  "status": "already probed"}],
          "recovery_progress": { "backfill_target": 50,
              "waiting_on_backfill": 0,
              "backfill_pos": "96220cfa\/10000799e82.00000000\/head\/\/0",
              "backfill_info": { "begin": "0\/\/0\/\/-1",
                  "end": "0\/\/0\/\/-1",
                  "objects": []},
              "peer_backfill_info": { "begin": "0\/\/0\/\/-1",
                  "end": "0\/\/0\/\/-1",
                  "objects": []},
              "backfills_in_flight": [],
              "pull_from_peer": [],
              "pushing": []},
          "scrub": { "scrubber.epoch_start": "0",
              "scrubber.active": 0,
              "scrubber.block_writes": 0,
              "scrubber.finalizing": 0,
              "scrubber.waiting_on": 0,
              "scrubber.waiting_on_whom": []}},
        { "name": "Started",
          "enter_time": "2013-08-07 15:13:51.048744"}]}