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- meta:
- id: journalfile_v2`'ifdef(`VIRT_MEMBERS',`_virtmemb')
- endian: le
- application: netdata
- file-extension: njfv2
- license: GPL-3.0-or-later
- seq:
- - id: journal_v2_header
- type: journal_v2_header
- size: 4096
- - id: extent_list
- type: journal_v2_extent_list
- repeat: expr
- repeat-expr: journal_v2_header.extent_count
- - id: extent_trailer
- type: journal_v2_block_trailer
- - id: metric_list
- type: journal_v2_metric_list
- repeat: expr
- repeat-expr: journal_v2_header.metric_count
- - id: metric_trailer
- type: journal_v2_block_trailer
- - id: page_blocs
- type: journal_v2_page_block
- repeat: expr
- repeat-expr: _root.journal_v2_header.metric_count
- - id: padding
- size: _root._io.size - _root._io.pos - 4
- - id: journal_file_trailer
- type: journal_v2_block_trailer
- types:
- journal_v2_metric_list:
- seq:
- - id: uuid
- size: 16
- - id: entries
- type: u4
- - id: page_offset
- type: u4
- - id: delta_start_s
- type: u4
- - id: delta_end_s
- type: u4
- ifdef(`VIRT_MEMBERS',
- ` instances:
- page_block:
- type: journal_v2_page_block
- io: _root._io
- pos: page_offset
- ')dnl
- journal_v2_page_hdr:
- seq:
- - id: crc
- type: u4
- - id: uuid_offset
- type: u4
- - id: entries
- type: u4
- - id: uuid
- size: 16
- journal_v2_page_list:
- seq:
- - id: delta_start_s
- type: u4
- - id: delta_end_s
- type: u4
- - id: extent_idx
- type: u4
- - id: update_every_s
- type: u4
- - id: page_len
- type: u2
- - id: type
- type: u1
- - id: reserved
- type: u1
- ifdef(`VIRT_MEMBERS',
- ` instances:
- extent:
- io: _root._io
- type: journal_v2_extent_list
- pos: _root.journal_v2_header.extent_offset + (extent_idx * 16)
- ')dnl
- journal_v2_header:
- seq:
- - id: magic
- contents: [ 0x19, 0x10, 0x22, 0x01 ] #0x01221019
- - id: reserved
- type: u4
- - id: start_time_ut
- type: u8
- - id: end_time_ut
- type: u8
- - id: extent_count
- type: u4
- - id: extent_offset
- type: u4
- - id: metric_count
- type: u4
- - id: metric_offset
- type: u4
- - id: page_count
- type: u4
- - id: page_offset
- type: u4
- - id: extent_trailer_offset
- type: u4
- - id: metric_trailer_offset
- type: u4
- - id: original_file_size
- type: u4
- - id: total_file_size
- type: u4
- - id: data
- type: u8
- ifdef(`VIRT_MEMBERS',
- ` instances:
- trailer:
- io: _root._io
- type: journal_v2_block_trailer
- pos: _root._io.size - 4
- ')dnl
- journal_v2_block_trailer:
- seq:
- - id: checksum
- type: u4
- journal_v2_extent_list:
- seq:
- - id: datafile_offset
- type: u8
- - id: datafile_size
- type: u4
- - id: file_idx
- type: u2
- - id: page_cnt
- type: u1
- - id: padding
- type: u1
- journal_v2_page_block:
- seq:
- - id: hdr
- type: journal_v2_page_hdr
- - id: page_list
- type: journal_v2_page_list
- repeat: expr
- repeat-expr: hdr.entries
- - id: block_trailer
- type: journal_v2_block_trailer
|
