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meta:
id: netdata_journalfile_v2
endian: le
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: jounral_v2_page_blocs
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
instances:
page_block:
type: journal_v2_page_block
io: _root._io
pos: page_offset
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
instances:
extent:
io: _root._io
type: journal_v2_extent_list
pos: _root.journal_v2_header.extent_offset + (extent_idx * 16)
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
instances:
trailer:
io: _root._io
type: journal_v2_block_trailer
pos: _root._io.size - 4
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
jounral_v2_page_blocs:
seq:
- id: blocs
type: journal_v2_page_block
repeat: eos
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