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https://github.com/ceph/ceph
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6f8e4b3810
It's been confusing for a long time that EC pools are implemented by ReplicatedPG. What PG/ReplicatedPG really implement is the concept of a PG where consistency is managed by the primary via a log. Signed-off-by: Samuel Just <sjust@redhat.com>
68 lines
1.2 KiB
ReStructuredText
68 lines
1.2 KiB
ReStructuredText
====================================
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Object Store Architecture Overview
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====================================
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.. graphviz::
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/*
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* Rough outline of object store module dependencies
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*/
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digraph object_store {
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size="7,7";
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node [color=lightblue2, style=filled, fontname="Serif"];
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"testrados" -> "librados"
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"testradospp" -> "librados"
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"rbd" -> "librados"
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"radostool" -> "librados"
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"radosgw-admin" -> "radosgw"
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"radosgw" -> "librados"
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"radosacl" -> "librados"
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"librados" -> "objecter"
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"ObjectCacher" -> "Filer"
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"dumpjournal" -> "Journaler"
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"Journaler" -> "Filer"
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"SyntheticClient" -> "Filer"
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"SyntheticClient" -> "objecter"
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"Filer" -> "objecter"
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"objecter" -> "OSDMap"
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"ceph-osd" -> "PG"
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"ceph-osd" -> "ObjectStore"
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"crushtool" -> "CrushWrapper"
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"OSDMap" -> "CrushWrapper"
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"OSDMapTool" -> "OSDMap"
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"PG" -> "PrimaryLogPG"
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"PG" -> "ObjectStore"
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"PG" -> "OSDMap"
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"PrimaryLogPG" -> "ObjectStore"
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"PrimaryLogPG" -> "OSDMap"
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"ObjectStore" -> "FileStore"
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"FileStore" -> "xfs"
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"FileStore" -> "btrfs"
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"FileStore" -> "ext4"
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}
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.. todo:: write more here
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