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# jc.parsers.proc\_zoneinfo

jc - JSON Convert `/proc/zoneinfo` file parser

Usage (cli):

    $ cat /proc/zoneinfo | jc --proc

or

    $ jc /proc/zoneinfo

or

    $ cat /proc/zoneinfo | jc --proc-zoneinfo

Usage (module):

    import jc
    result = jc.parse('proc', proc_zoneinfo_file)

or

    import jc
    result = jc.parse('proc_zoneinfo', proc_zoneinfo_file)

Schema:

All values are integers.

    [
      {
        "node":                               integer,
        "<zone>": {
          "pages": {
            "free":                           integer,
            "min":                            integer,
            "low":                            integer,
            "high":                           integer,
            "spanned":                        integer,
            "present":                        integer,
            "managed":                        integer,
            "protection": [
                                              integer
            ],
            "<key>":                          integer
          },
          "pagesets": [
            {
              "cpu":                          integer,
              "count":                        integer,
              "high":                         integer,
              "batch":                        integer,
              "vm stats threshold":           integer,
              "<key>":                        integer
            }
          ]
        },
        "<key>":                              integer,  # [0]
      }
    ]

    [0] per-node stats

Examples:

    $ cat /proc/zoneinfo | jc --proc -p
    [
      {
        "node": 0,
        "DMA": {
          "pages": {
            "free": 3832,
            "min": 68,
            "low": 85,
            "high": 102,
            "spanned": 4095,
            "present": 3997,
            "managed": 3976,
            "protection": [
              0,
              2871,
              3795,
              3795,
              3795
            ],
            "nr_free_pages": 3832,
            "nr_zone_inactive_anon": 0,
            "nr_zone_active_anon": 0,
            "nr_zone_inactive_file": 0,
            "nr_zone_active_file": 0,
            "nr_zone_unevictable": 0,
            "nr_zone_write_pending": 0,
            "nr_mlock": 0,
            "nr_page_table_pages": 0,
            "nr_kernel_stack": 0,
            "nr_bounce": 0,
            "nr_zspages": 0,
            "nr_free_cma": 0,
            "numa_hit": 3,
            "numa_miss": 0,
            "numa_foreign": 0,
            "numa_interleave": 1,
            "numa_local": 3,
            "numa_other": 0
          },
          "pagesets": [
            {
              "cpu": 0,
              "count": 0,
              "high": 0,
              "batch": 1,
              "vm stats threshold": 4
            },
            {
              "cpu": 1,
              "count": 0,
              "high": 0,
              "batch": 1,
              "vm stats threshold": 4,
              "node_unreclaimable": 0,
              "start_pfn": 1
            }
          ]
        },
        "nr_inactive_anon": 39,
        "nr_active_anon": 34839,
        "nr_inactive_file": 104172,
        "nr_active_file": 130748,
        "nr_unevictable": 4897,
        "nr_slab_reclaimable": 49017,
        "nr_slab_unreclaimable": 26177,
        "nr_isolated_anon": 0,
        "nr_isolated_file": 0,
        "workingset_nodes": 0,
        "workingset_refault": 0,
        "workingset_activate": 0,
        "workingset_restore": 0,
        "workingset_nodereclaim": 0,
        "nr_anon_pages": 40299,
        "nr_mapped": 25140,
        "nr_file_pages": 234396,
        "nr_dirty": 0,
        "nr_writeback": 0,
        "nr_writeback_temp": 0,
        "nr_shmem": 395,
        "nr_shmem_hugepages": 0,
        "nr_shmem_pmdmapped": 0,
        "nr_file_hugepages": 0,
        "nr_file_pmdmapped": 0,
        "nr_anon_transparent_hugepages": 0,
        "nr_vmscan_write": 0,
        "nr_vmscan_immediate_reclaim": 0,
        "nr_dirtied": 168223,
        "nr_written": 144616,
        "nr_kernel_misc_reclaimable": 0,
        "nr_foll_pin_acquired": 0,
        "nr_foll_pin_released": 0,
        "DMA32": {
          "pages": {
            "free": 606010,
            "min": 12729,
            "low": 15911,
            "high": 19093,
            "spanned": 1044480,
            "present": 782288,
            "managed": 758708,
            "protection": [
              0,
              0,
              924,
              924,
              924
            ],
            "nr_free_pages": 606010,
            "nr_zone_inactive_anon": 4,
            "nr_zone_active_anon": 17380,
            "nr_zone_inactive_file": 41785,
            "nr_zone_active_file": 64545,
            "nr_zone_unevictable": 5,
            "nr_zone_write_pending": 0,
            "nr_mlock": 5,
            "nr_page_table_pages": 101,
            "nr_kernel_stack": 224,
            "nr_bounce": 0,
            "nr_zspages": 0,
            "nr_free_cma": 0,
            "numa_hit": 576595,
            "numa_miss": 0,
            "numa_foreign": 0,
            "numa_interleave": 2,
            "numa_local": 576595,
            "numa_other": 0
          },
          "pagesets": [
            {
              "cpu": 0,
              "count": 253,
              "high": 378,
              "batch": 63,
              "vm stats threshold": 24
            },
            {
              "cpu": 1,
              "count": 243,
              "high": 378,
              "batch": 63,
              "vm stats threshold": 24,
              "node_unreclaimable": 0,
              "start_pfn": 4096
            }
          ]
        },
        "Normal": {
          "pages": {
            "free": 5113,
            "min": 4097,
            "low": 5121,
            "high": 6145,
            "spanned": 262144,
            "present": 262144,
            "managed": 236634,
            "protection": [
              0,
              0,
              0,
              0,
              0
            ],
            "nr_free_pages": 5113,
            "nr_zone_inactive_anon": 35,
            "nr_zone_active_anon": 17459,
            "nr_zone_inactive_file": 62387,
            "nr_zone_active_file": 66203,
            "nr_zone_unevictable": 4892,
            "nr_zone_write_pending": 0,
            "nr_mlock": 4892,
            "nr_page_table_pages": 447,
            "nr_kernel_stack": 5760,
            "nr_bounce": 0,
            "nr_zspages": 0,
            "nr_free_cma": 0,
            "numa_hit": 1338441,
            "numa_miss": 0,
            "numa_foreign": 0,
            "numa_interleave": 66037,
            "numa_local": 1338441,
            "numa_other": 0
          },
          "pagesets": [
            {
              "cpu": 0,
              "count": 340,
              "high": 378,
              "batch": 63,
              "vm stats threshold": 16
            },
            {
              "cpu": 1,
              "count": 174,
              "high": 378,
              "batch": 63,
              "vm stats threshold": 16,
              "node_unreclaimable": 0,
              "start_pfn": 1048576
            }
          ]
        },
        "Movable": {
          "pages": {
            "free": 0,
            "min": 0,
            "low": 0,
            "high": 0,
            "spanned": 0,
            "present": 0,
            "managed": 0,
            "protection": [
              0,
              0,
              0,
              0,
              0
            ]
          }
        },
        "Device": {
          "pages": {
            "free": 0,
            "min": 0,
            "low": 0,
            "high": 0,
            "spanned": 0,
            "present": 0,
            "managed": 0,
            "protection": [
              0,
              0,
              0,
              0,
              0
            ]
          }
        }
      }
    ]


### parse

```python
def parse(data: str, raw: bool = False, quiet: bool = False) -> List[Dict]
```

Main text parsing function

Parameters:

    data:        (string)  text data to parse
    raw:         (boolean) unprocessed output if True
    quiet:       (boolean) suppress warning messages if True

Returns:

    List of Dictionaries. Raw or processed structured data.

### Parser Information
Compatibility:  linux

Source: [`jc/parsers/proc_zoneinfo.py`](https://github.com/kellyjonbrazil/jc/blob/master/jc/parsers/proc_zoneinfo.py)

Version 1.0 by Kelly Brazil (kellyjonbrazil@gmail.com)
