prosody-modules
65beed3ac500
mod_presence_cache/README.markdown

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mod_presence_cache/README.markdown @ 1959:65beed3ac500

mod_presence_cache/README: Try to discourage full stanza caching since it is experimental
author Kim Alvefur <zash@zash.se>
date Thu, 10 Dec 2015 17:13:12 +0100
parent 1952:9d0c33ebbcc5
child 2146:39d958f4a0c3
comparison
equal deleted inserted replaced
1958:eb515fbac198 1959:65beed3ac500
12 Note that in its current form, the number of presence stanzas sent to a 12 Note that in its current form, the number of presence stanzas sent to a
13 client is doubled, as the client would get both the cached stanzas and 13 client is doubled, as the client would get both the cached stanzas and
14 replies to presence probes. Also see [mod\_throttle\_presence]. 14 replies to presence probes. Also see [mod\_throttle\_presence].
15 15
16 By default, only binary (online or offline) state is stored. It can 16 By default, only binary (online or offline) state is stored. It can
17 optionally store the full presence but this requires much more memory. 17 optionally store the full presence but this requires much more memory
18 and bandwidth.
18 19
19 Configuration 20 Configuration
20 ============= 21 =============
21 22
22 Just enable the module. 23 Just enable the module.
27 } 28 }
28 29
29 Advanced configuration 30 Advanced configuration
30 ====================== 31 ======================
31 32
32 To enable full stanza caching: 33 To enable *experimental* full stanza caching:
33 34
34 presence_cache_full = false 35 presence_cache_full = false
36
37 This will usually double the presence data sent to clients, pending
38 support for deduplication.
35 39
36 TODO 40 TODO
37 ==== 41 ====
38 42
39 - Deduplication, i.e don's send stanzas that are identical to the last 43 - Deduplication, i.e don's send stanzas that are identical to the last