xref: /linux/Documentation/ABI/stable/sysfs-fs-orangefs (revision b8d312aa075f33282565467662c4628dae0a2aff)
1What:			/sys/fs/orangefs/perf_counters/*
2Date:			Jun 2015
3Contact:		Mike Marshall <hubcap@omnibond.com>
4Description:
5			Counters and settings for various caches.
6			Read only.
7
8
9What:			/sys/fs/orangefs/perf_counter_reset
10Date:			June 2015
11Contact:		Mike Marshall <hubcap@omnibond.com>
12Description:
13			echo a 0 or a 1 into perf_counter_reset to
14			reset all the counters in
15			/sys/fs/orangefs/perf_counters
16			except ones with PINT_PERF_PRESERVE set.
17
18
19What:			/sys/fs/orangefs/perf_time_interval_secs
20Date:			Jun 2015
21Contact:		Mike Marshall <hubcap@omnibond.com>
22Description:
23			Length of perf counter intervals in
24			seconds.
25
26
27What:			/sys/fs/orangefs/perf_history_size
28Date:			Jun 2015
29Contact:		Mike Marshall <hubcap@omnibond.com>
30Description:
31			The perf_counters cache statistics have N, or
32			perf_history_size, samples. The default is
33			one.
34
35			Every perf_time_interval_secs the (first)
36			samples are reset.
37
38			If N is greater than one, the "current" set
39			of samples is reset, and the samples from the
40			other N-1 intervals remain available.
41
42
43What:			/sys/fs/orangefs/op_timeout_secs
44Date:			Jun 2015
45Contact:		Mike Marshall <hubcap@omnibond.com>
46Description:
47			Service operation timeout in seconds.
48
49
50What:			/sys/fs/orangefs/slot_timeout_secs
51Date:			Jun 2015
52Contact:		Mike Marshall <hubcap@omnibond.com>
53Description:
54			"Slot" timeout in seconds. A "slot"
55			is an indexed buffer in the shared
56			memory segment used for communication
57			between the kernel module and userspace.
58			Slots are requested and waited for,
59			the wait times out after slot_timeout_secs.
60
61
62What:			/sys/fs/orangefs/acache/*
63Date:			Jun 2015
64Contact:		Mike Marshall <hubcap@omnibond.com>
65Description:
66			Attribute cache configurable settings.
67
68
69What:			/sys/fs/orangefs/ncache/*
70Date:			Jun 2015
71Contact:		Mike Marshall <hubcap@omnibond.com>
72Description:
73			Name cache configurable settings.
74
75
76What:			/sys/fs/orangefs/capcache/*
77Date:			Jun 2015
78Contact:		Mike Marshall <hubcap@omnibond.com>
79Description:
80			Capability cache configurable settings.
81
82
83What:			/sys/fs/orangefs/ccache/*
84Date:			Jun 2015
85Contact:		Mike Marshall <hubcap@omnibond.com>
86Description:
87			Credential cache configurable settings.
88