{ "type": "SQLOperator", "node_name": "HdfsTableSink", "collapse": true, "metric_names": [ "BytesWritten", "LocalTime" ], "unit": 5, "rule": { "condition": "vars['BytesWritten'] > 0", "expr": "float(vars['LocalTime']) - 0.01 / float(vars['BytesWritten'])", "message": "Write speed should be at least 1MB/sec. It's slower than expected", "label": "Slow write speed" }, "fix": { "fixable": false } }