{"type":"excalidraw","version":2,"source":"https://AwesomeSystemDesign.dev","elements":[{"angle":0,"strokeColor":"#6577aa","backgroundColor":"#eef1fc","fillStyle":"solid","strokeWidth":1.5,"strokeStyle":"solid","roughness":0.7,"opacity":100,"version":1,"versionNonce":1,"isDeleted":false,"groupIds":["step-1"],"frameId":null,"roundness":null,"boundElements":[{"type":"text","id":"shape-1"}],"updated":0,"link":null,"locked":false,"id":"shape-0","type":"rectangle","seed":41,"x":36,"y":32,"width":390,"height":738,"customData":{"revealStep":1}},{"angle":0,"strokeColor":"#394557","backgroundColor":"transparent","fillStyle":"solid","strokeWidth":1.5,"strokeStyle":"solid","roughness":0.7,"opacity":100,"version":1,"versionNonce":1,"isDeleted":false,"groupIds":["step-1"],"frameId":null,"roundness":null,"boundElements":null,"updated":0,"link":null,"locked":false,"id":"shape-1","type":"text","seed":114,"x":56,"y":50,"width":350,"height":702,"fontSize":18,"fontFamily":1,"text":"CLIENT LAYER\n\n• Sync Client (Desktop / Mobile)\n• File Watcher (inotify/FSEvents\n/ReadDirectory- ChangesW)\n• Chunking Engine\n• Split files into\nfixed or content\n-defined blocks\n• 4 MB default\n• Delta Engine\n(rsync / bsdiff)\n• Compute binary\ndiff of changed\nblocks only\n• Local State DB\n(SQLite)\n• File tree\n• Block hashes\n• Sync cursor\n• Conflict Manager\n• Detect conflicts\n• Create conflict\ncopies\n• Merge if possible\n• Upload/Download\nQueue\n• Priority-based\n• Retry with\nbackoff","originalText":"CLIENT LAYER\n\n• Sync Client (Desktop / Mobile)\n• File Watcher (inotify/FSEvents\n/ReadDirectory- ChangesW)\n• Chunking Engine\n• Split files into\nfixed or content\n-defined blocks\n• 4 MB default\n• Delta Engine\n(rsync / bsdiff)\n• Compute binary\ndiff of changed\nblocks only\n• Local State DB\n(SQLite)\n• File tree\n• Block hashes\n• Sync cursor\n• Conflict Manager\n• Detect conflicts\n• Create conflict\ncopies\n• Merge if possible\n• Upload/Download\nQueue\n• Priority-based\n• Retry with\nbackoff","textAlign":"center","verticalAlign":"middle","containerId":"shape-0","lineHeight":1.3,"autoResize":false,"customData":{"revealStep":1}},{"angle":0,"strokeColor":"#628572","backgroundColor":"#edf5ee","fillStyle":"solid","strokeWidth":1.5,"strokeStyle":"solid","roughness":0.7,"opacity":100,"version":1,"versionNonce":1,"isDeleted":false,"groupIds":["step-2"],"frameId":null,"roundness":null,"boundElements":[{"type":"text","id":"shape-3"}],"updated":0,"link":null,"locked":false,"id":"shape-2","type":"rectangle","seed":187,"x":465.99999999999994,"y":32,"width":225.28588000000002,"height":878.4,"customData":{"revealStep":2}},{"angle":0,"strokeColor":"#394557","backgroundColor":"transparent","fillStyle":"solid","strokeWidth":1.5,"strokeStyle":"solid","roughness":0.7,"opacity":100,"version":1,"versionNonce":1,"isDeleted":false,"groupIds":["step-2"],"frameId":null,"roundness":null,"boundElements":null,"updated":0,"link":null,"locked":false,"id":"shape-3","type":"text","seed":260,"x":485.99999999999994,"y":50,"width":185.28588000000002,"height":842.4,"fontSize":18,"fontFamily":1,"text":"SERVER LAYER\n\n• Sync Service\n• Process file\nchange events\n• Resolve ordering\n• Push changes to\nother devices\n\n• Metadata Service\n• File/folder CRUD\n• Version tracking\n• Permission mgmt\n• Sharing links\n\n• Block Service\n• Store/retrieve\nblocks\n• Deduplication\n• Compression\n• Encryption\n\n• Notification Svc\n• Long-poll / WS\n• Push changes\n• Device targeting\n\n• Search Service\n• File name search\n• Content indexing\n• Metadata filters\n\n• Trash / Version\nService\n• 30-day recovery\n• Version history","originalText":"SERVER LAYER\n\n• Sync Service\n• Process file\nchange events\n• Resolve ordering\n• Push changes to\nother devices\n\n• Metadata Service\n• File/folder CRUD\n• Version tracking\n• Permission mgmt\n• Sharing links\n\n• Block Service\n• Store/retrieve\nblocks\n• Deduplication\n• Compression\n• Encryption\n\n• Notification Svc\n• Long-poll / WS\n• Push changes\n• Device targeting\n\n• Search Service\n• File name search\n• Content indexing\n• Metadata filters\n\n• Trash / Version\nService\n• 30-day recovery\n• Version history","textAlign":"center","verticalAlign":"middle","containerId":"shape-2","lineHeight":1.3,"autoResize":false,"customData":{"revealStep":2}}],"appState":{"viewBackgroundColor":"#fbfbf8","gridSize":null},"files":{}}