xref: /openbmc/linux/Documentation/ABI/stable/sysfs-fs-orangefs (revision 8c57a5e7b2820f349c95b8c8393fec1e0f4070d2)
1*74a552a1SMike MarshallWhat:			/sys/fs/orangefs/perf_counters/*
2*74a552a1SMike MarshallDate:			Jun 2015
3*74a552a1SMike MarshallContact:		Mike Marshall <hubcap@omnibond.com>
4*74a552a1SMike MarshallDescription:
5*74a552a1SMike Marshall			Counters and settings for various caches.
6*74a552a1SMike Marshall			Read only.
7*74a552a1SMike Marshall
8*74a552a1SMike Marshall
9*74a552a1SMike MarshallWhat:			/sys/fs/orangefs/perf_counter_reset
10*74a552a1SMike MarshallDate:			June 2015
11*74a552a1SMike MarshallContact:		Mike Marshall <hubcap@omnibond.com>
12*74a552a1SMike MarshallDescription:
13*74a552a1SMike Marshall			echo a 0 or a 1 into perf_counter_reset to
14*74a552a1SMike Marshall			reset all the counters in
15*74a552a1SMike Marshall			/sys/fs/orangefs/perf_counters
16*74a552a1SMike Marshall			except ones with PINT_PERF_PRESERVE set.
17*74a552a1SMike Marshall
18*74a552a1SMike Marshall
19*74a552a1SMike MarshallWhat:			/sys/fs/orangefs/perf_time_interval_secs
20*74a552a1SMike MarshallDate:			Jun 2015
21*74a552a1SMike MarshallContact:		Mike Marshall <hubcap@omnibond.com>
22*74a552a1SMike MarshallDescription:
23*74a552a1SMike Marshall			Length of perf counter intervals in
24*74a552a1SMike Marshall			seconds.
25*74a552a1SMike Marshall
26*74a552a1SMike Marshall
27*74a552a1SMike MarshallWhat:			/sys/fs/orangefs/perf_history_size
28*74a552a1SMike MarshallDate:			Jun 2015
29*74a552a1SMike MarshallContact:		Mike Marshall <hubcap@omnibond.com>
30*74a552a1SMike MarshallDescription:
31*74a552a1SMike Marshall			The perf_counters cache statistics have N, or
32*74a552a1SMike Marshall			perf_history_size, samples. The default is
33*74a552a1SMike Marshall			one.
34*74a552a1SMike Marshall
35*74a552a1SMike Marshall			Every perf_time_interval_secs the (first)
36*74a552a1SMike Marshall			samples are reset.
37*74a552a1SMike Marshall
38*74a552a1SMike Marshall			If N is greater than one, the "current" set
39*74a552a1SMike Marshall			of samples is reset, and the samples from the
40*74a552a1SMike Marshall			other N-1 intervals remain available.
41*74a552a1SMike Marshall
42*74a552a1SMike Marshall
43*74a552a1SMike MarshallWhat:			/sys/fs/orangefs/op_timeout_secs
44*74a552a1SMike MarshallDate:			Jun 2015
45*74a552a1SMike MarshallContact:		Mike Marshall <hubcap@omnibond.com>
46*74a552a1SMike MarshallDescription:
47*74a552a1SMike Marshall			Service operation timeout in seconds.
48*74a552a1SMike Marshall
49*74a552a1SMike Marshall
50*74a552a1SMike MarshallWhat:			/sys/fs/orangefs/slot_timeout_secs
51*74a552a1SMike MarshallDate:			Jun 2015
52*74a552a1SMike MarshallContact:		Mike Marshall <hubcap@omnibond.com>
53*74a552a1SMike MarshallDescription:
54*74a552a1SMike Marshall			"Slot" timeout in seconds. A "slot"
55*74a552a1SMike Marshall			is an indexed buffer in the shared
56*74a552a1SMike Marshall			memory segment used for communication
57*74a552a1SMike Marshall			between the kernel module and userspace.
58*74a552a1SMike Marshall			Slots are requested and waited for,
59*74a552a1SMike Marshall			the wait times out after slot_timeout_secs.
60*74a552a1SMike Marshall
61*74a552a1SMike Marshall
62*74a552a1SMike MarshallWhat:			/sys/fs/orangefs/acache/*
63*74a552a1SMike MarshallDate:			Jun 2015
64*74a552a1SMike MarshallContact:		Mike Marshall <hubcap@omnibond.com>
65*74a552a1SMike MarshallDescription:
66*74a552a1SMike Marshall			Attribute cache configurable settings.
67*74a552a1SMike Marshall
68*74a552a1SMike Marshall
69*74a552a1SMike MarshallWhat:			/sys/fs/orangefs/ncache/*
70*74a552a1SMike MarshallDate:			Jun 2015
71*74a552a1SMike MarshallContact:		Mike Marshall <hubcap@omnibond.com>
72*74a552a1SMike MarshallDescription:
73*74a552a1SMike Marshall			Name cache configurable settings.
74*74a552a1SMike Marshall
75*74a552a1SMike Marshall
76*74a552a1SMike MarshallWhat:			/sys/fs/orangefs/capcache/*
77*74a552a1SMike MarshallDate:			Jun 2015
78*74a552a1SMike MarshallContact:		Mike Marshall <hubcap@omnibond.com>
79*74a552a1SMike MarshallDescription:
80*74a552a1SMike Marshall			Capability cache configurable settings.
81*74a552a1SMike Marshall
82*74a552a1SMike Marshall
83*74a552a1SMike MarshallWhat:			/sys/fs/orangefs/ccache/*
84*74a552a1SMike MarshallDate:			Jun 2015
85*74a552a1SMike MarshallContact:		Mike Marshall <hubcap@omnibond.com>
86*74a552a1SMike MarshallDescription:
87*74a552a1SMike Marshall			Credential cache configurable settings.
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