xref: /linux/Documentation/ABI/testing/sysfs-fs-xfs (revision a1ff5a7d78a036d6c2178ee5acd6ba4946243800)
1a0874818SBrian FosterWhat:		/sys/fs/xfs/<disk>/log/log_head_lsn
2a0874818SBrian FosterDate:		July 2014
3a0874818SBrian FosterKernelVersion:	3.17
49ff4490eSChristoph HellwigContact:	linux-xfs@vger.kernel.org
5a0874818SBrian FosterDescription:
6a0874818SBrian Foster		The log sequence number (LSN) of the current head of the
7a0874818SBrian Foster		log. The LSN is exported in "cycle:basic block" format.
8a0874818SBrian FosterUsers:		xfstests
9a0874818SBrian Foster
10a0874818SBrian FosterWhat:		/sys/fs/xfs/<disk>/log/log_tail_lsn
11a0874818SBrian FosterDate:		July 2014
12a0874818SBrian FosterKernelVersion:	3.17
139ff4490eSChristoph HellwigContact:	linux-xfs@vger.kernel.org
14a0874818SBrian FosterDescription:
15a0874818SBrian Foster		The log sequence number (LSN) of the current tail of the
16a0874818SBrian Foster		log. The LSN is exported in "cycle:basic block" format.
17a0874818SBrian Foster
18*c1220522SDave ChinnerWhat:		/sys/fs/xfs/<disk>/log/reserve_grant_head_bytes
19*c1220522SDave ChinnerDate:		June 2024
20*c1220522SDave ChinnerKernelVersion:	6.11
219ff4490eSChristoph HellwigContact:	linux-xfs@vger.kernel.org
22a0874818SBrian FosterDescription:
23a0874818SBrian Foster		The current state of the log reserve grant head. It
24a0874818SBrian Foster		represents the total log reservation of all currently
25*c1220522SDave Chinner		outstanding transactions in bytes.
26a0874818SBrian FosterUsers:		xfstests
27a0874818SBrian Foster
28*c1220522SDave ChinnerWhat:		/sys/fs/xfs/<disk>/log/write_grant_head_bytes
29*c1220522SDave ChinnerDate:		June 2024
30*c1220522SDave ChinnerKernelVersion:	6.11
319ff4490eSChristoph HellwigContact:	linux-xfs@vger.kernel.org
32a0874818SBrian FosterDescription:
33a0874818SBrian Foster		The current state of the log write grant head. It
34a0874818SBrian Foster		represents the total log reservation of all currently
3508a20438SBhaskar Chowdhury		outstanding transactions, including regrants due to
36*c1220522SDave Chinner		rolling transactions in bytes.
37a0874818SBrian FosterUsers:		xfstests
38