Understanding Various Translators
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Contents[edit | edit source]
Translator Inventory[edit | edit source]
Translator | Function | Current API | CLI Support |
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bindings/python | |||
cluster/afr | synchronous replication | yes | yes |
cluster/dht | distributed hash table | yes | yes |
cluster/nufa | DHT alternative. Adds support for local data | yes | no |
cluster/switch | DHT alternative data placement based on file type | yes | no |
cluster/ha | redundant paths to brick | no | |
cluster/map | |||
cluster/striping | striped volumes | yes | yes |
debug/error-gen | |||
debug/io-stats | |||
debug-trace | |||
encryption/rot-13 | sample encryption translator using trivial bit rotation scheme | yes | no |
features/filter | |||
features/index | |||
features/locks | |||
features/mac-compat | |||
features/path-converter | |||
features/marker | change detection for georep. maintains xtime | yes | yes |
features/path-converter | |||
features/quiesce | |||
features/quota | volume quota management | yes | yes |
features/read-only | |||
features/trash | trash can functionality | ||
lib/libxlator | |||
meta/meta | created filtered view of volume | no | no |
mgmt/glusterd | management agent for each server | yes | yes |
mount/fuse | |||
nfs/server | NFSv3 server. top of translator stack | yes | yes |
performance/io-cache | |||
performance/io-threads | |||
performance/md-cache | metadata cache | ||
performance/quick-read | |||
performance/read-ahead | |||
performance/symlink-cache | |||
performance/write-behind | |||
protocol/auth | |||
protocol/client | client side of RPC translator | yes | yes |
protocol/server | server side of RPC translator | yes | yes |
storage/posix | bottom of stack. stores and accesses data from local file system | ||
system/posix-acl | |||
Obsolete Translators[edit | edit source]
Translator | Function | API | CLI Support |
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cluster/unity | data distribution, replaced by dht | ||
storage/bdb | persists data to bdb as alternative to local file system | no | no |
AFR[edit | edit source]
Jeff Darcy’s blog entry on AFR.
DHT[edit | edit source]
Jeff Darcy’s blog entry on DHT
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