1What:		/sys/fs/xfs/<disk>/log/log_head_lsn
2Date:		July 2014
3KernelVersion:	3.17
4Contact:	[email protected]
5Description:
6		The log sequence number (LSN) of the current head of the
7		log. The LSN is exported in "cycle:basic block" format.
8Users:		xfstests
9
10What:		/sys/fs/xfs/<disk>/log/log_tail_lsn
11Date:		July 2014
12KernelVersion:	3.17
13Contact:	[email protected]
14Description:
15		The log sequence number (LSN) of the current tail of the
16		log. The LSN is exported in "cycle:basic block" format.
17
18What:		/sys/fs/xfs/<disk>/log/reserve_grant_head_bytes
19Date:		June 2024
20KernelVersion:	6.11
21Contact:	[email protected]
22Description:
23		The current state of the log reserve grant head. It
24		represents the total log reservation of all currently
25		outstanding transactions in bytes.
26Users:		xfstests
27
28What:		/sys/fs/xfs/<disk>/log/write_grant_head_bytes
29Date:		June 2024
30KernelVersion:	6.11
31Contact:	[email protected]
32Description:
33		The current state of the log write grant head. It
34		represents the total log reservation of all currently
35		outstanding transactions, including regrants due to
36		rolling transactions in bytes.
37Users:		xfstests
38