Mercurial > prosody-modules
annotate mod_storage_appendmap/README.md @ 6027:23c4c61a1068
mod_muc_gateway_optimize: New module to optimize muc presence to remote gateways
Some gateways are happy to receive presence for each participant
in MUCs that they are in only once, to any one of their joined JIDs.
| author | Stephen Paul Weber <singpolyma@singpolyma.net> |
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| date | Sun, 17 Nov 2024 22:32:52 -0500 |
| parents | fe081789f7b5 |
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| rev | line source |
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2061
b84284144e21
mod_storage_appendmap: Experimental storage module optimized for map stores
Kim Alvefur <zash@zash.se>
parents:
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changeset
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1 --- |
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b84284144e21
mod_storage_appendmap: Experimental storage module optimized for map stores
Kim Alvefur <zash@zash.se>
parents:
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changeset
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2 labels: |
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b84284144e21
mod_storage_appendmap: Experimental storage module optimized for map stores
Kim Alvefur <zash@zash.se>
parents:
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3 - 'Stage-Alpha' |
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b84284144e21
mod_storage_appendmap: Experimental storage module optimized for map stores
Kim Alvefur <zash@zash.se>
parents:
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changeset
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4 - 'Type-Storage' |
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b84284144e21
mod_storage_appendmap: Experimental storage module optimized for map stores
Kim Alvefur <zash@zash.se>
parents:
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5 summary: Experimental map store optimized for small incremental changes |
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b84284144e21
mod_storage_appendmap: Experimental storage module optimized for map stores
Kim Alvefur <zash@zash.se>
parents:
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6 ... |
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b84284144e21
mod_storage_appendmap: Experimental storage module optimized for map stores
Kim Alvefur <zash@zash.se>
parents:
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changeset
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7 |
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b84284144e21
mod_storage_appendmap: Experimental storage module optimized for map stores
Kim Alvefur <zash@zash.se>
parents:
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8 This is an experimental storage driver where changed data is appended. |
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b84284144e21
mod_storage_appendmap: Experimental storage module optimized for map stores
Kim Alvefur <zash@zash.se>
parents:
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changeset
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9 Data is simply written as `key = value` pairs to the end of the file. |
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b84284144e21
mod_storage_appendmap: Experimental storage module optimized for map stores
Kim Alvefur <zash@zash.se>
parents:
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changeset
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10 This allows changes to individual keys to be written without needing to |
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b84284144e21
mod_storage_appendmap: Experimental storage module optimized for map stores
Kim Alvefur <zash@zash.se>
parents:
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changeset
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11 write out the entire object again, but reads would grow gradually larger |
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b84284144e21
mod_storage_appendmap: Experimental storage module optimized for map stores
Kim Alvefur <zash@zash.se>
parents:
diff
changeset
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12 as it still needs to read old overwritten keys. This may be suitable for |
| 2818 | 13 e.g. rosters where individual contacts are changed at a time. In theory, |
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2061
b84284144e21
mod_storage_appendmap: Experimental storage module optimized for map stores
Kim Alvefur <zash@zash.se>
parents:
diff
changeset
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14 this could also allow rolling back changes. |
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b84284144e21
mod_storage_appendmap: Experimental storage module optimized for map stores
Kim Alvefur <zash@zash.se>
parents:
diff
changeset
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15 |
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b84284144e21
mod_storage_appendmap: Experimental storage module optimized for map stores
Kim Alvefur <zash@zash.se>
parents:
diff
changeset
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16 Requires 0.10 |
