root@ha2:~# ceph pg 19.4 query

{ "state": "active+degraded",
  "up": [
        2,
        3],
  "acting": [
        2,
        3],
  "info": { "pgid": "19.4",
      "last_update": "2000'1560",
      "last_complete": "2000'1560",
      "log_tail": "1974'559",
      "last_backfill": "MAX",
      "purged_snaps": "[1~4,6~5]",
      "history": { "epoch_created": 593,
          "last_epoch_started": 2017,
          "last_epoch_clean": 2017,
          "last_epoch_split": 0,
          "same_up_since": 2016,
          "same_interval_since": 2016,
          "same_primary_since": 2012,
          "last_scrub": "2000'1560",
          "last_scrub_stamp": "2013-04-14 16:08:26.046313",
          "last_deep_scrub": "2000'1484",
          "last_deep_scrub_stamp": "2013-04-12 16:08:19.484954",
          "last_clean_scrub_stamp": "2013-04-14 16:08:26.046313"},
      "stats": { "version": "2000'1560",
          "reported": "2012'2883",
          "state": "active+degraded",
          "last_fresh": "2013-04-15 14:27:59.954406",
          "last_change": "2013-04-15 14:14:58.098499",
          "last_active": "2013-04-15 14:27:59.954406",
          "last_clean": "2013-04-14 16:08:26.046357",
          "last_unstale": "2013-04-15 14:27:59.954406",
          "mapping_epoch": 2014,
          "log_start": "1974'559",
          "ondisk_log_start": "1974'559",
          "created": 593,
          "last_epoch_clean": 593,
          "parent": "0.0",
          "parent_split_bits": 0,
          "last_scrub": "2000'1560",
          "last_scrub_stamp": "2013-04-14 16:08:26.046313",
          "last_deep_scrub": "2000'1484",
          "last_deep_scrub_stamp": "2013-04-12 16:08:19.484954",
          "last_clean_scrub_stamp": "2013-04-14 16:08:26.046313",
          "log_size": 155943,
          "ondisk_log_size": 155943,
          "stats_invalid": "0",
          "stat_sum": { "num_bytes": 939524104,
              "num_objects": 225,
              "num_object_clones": 0,
              "num_object_copies": 0,
              "num_objects_missing_on_primary": 0,
              "num_objects_degraded": 0,
              "num_objects_unfound": 0,
              "num_read": 5,
              "num_read_kb": 3,
              "num_write": 1543,
              "num_write_kb": 3596295,
              "num_scrub_errors": 0,
              "num_objects_recovered": 249,
              "num_bytes_recovered": 1035993104,
              "num_keys_recovered": 4},
          "stat_cat_sum": {},
          "up": [
                2,
                3],
          "acting": [
                2,
                3]},
      "empty": 0,
      "dne": 0,
      "incomplete": 0,
      "last_epoch_started": 2017},
  "recovery_state": [
        { "name": "Started\/Primary\/Active",
          "enter_time": "2013-04-15 14:14:58.097472",
          "might_have_unfound": [],
          "recovery_progress": { "backfill_target": -1,
              "waiting_on_backfill": 0,
              "backfill_pos": "0\/\/0\/\/-1",
              "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": "2013-04-15 14:14:55.750100"}]}