doc(cli): better helper text for --ignore-leak-cluster-size-below

Summary: The original helper text wasn't clear about what size threshold mean, this diff adds the unit (in bytes).

Differential Revision: D49934065

fbshipit-source-id: 30c6c26aa4fd73606f437000082402f497868dea

packages/cli/src/options/heap/LeakClusterSizeThresholdOption.ts

@@ -19,7 +19,10 @@ export default class LeakClusterSizeThresholdOption extends BaseOption {
   }
 
   getDescription(): string {
-    return 'ignore memory leaks with aggregated retained size smaller than the threshold';
+    return (
+      'ignore memory leaks with aggregated retained size ' +
+      'smaller than the threshold (in bytes)'
+    );
   }
 
   getExampleValues(): string[] {

website/docs/cli/CLI-commands.md

@@ -42,7 +42,7 @@ memlab run --scenario /tmp/test-scenario.js --work-dir /tmp/test-1/
  * **`--worker`**: set title of the target (worker) that needs to be selected and analyzed
  * **`--leak-filter`**: specify a definition JS file for leak filter
  * **`--trace-object-size-above`**: objects with retained size (bytes) bigger than the threshold will be considered as leaks
- * **`--ignore-leak-cluster-size-below`**: ignore memory leaks with aggregated retained size smaller than the threshold
+ * **`--ignore-leak-cluster-size-below`**: ignore memory leaks with aggregated retained size smaller than the threshold (in bytes)
  * **`--trace-all-objects`**: dump retainer trace for all allocated objects (ignore the leak filter), available option modes: --trace-all-objects=selected-js-objects, --trace-all-objects=default
  * **`--save-trace-as-unclassified-cluster`**: dump each retainer trace as an unclassified trace cluster
  * **`--ml-clustering`**: use machine learning algorithms for clustering leak traces (by default, traces are clustered by heuristics)
@@ -95,7 +95,7 @@ memlab find-leaks --work-dir /memlab/working/dir/generated/by/memlab/
  * **`--engine`**: set the JavaScript engine (default to V8)
  * **`--leak-filter`**: specify a definition JS file for leak filter
  * **`--trace-object-size-above`**: objects with retained size (bytes) bigger than the threshold will be considered as leaks
- * **`--ignore-leak-cluster-size-below`**: ignore memory leaks with aggregated retained size smaller than the threshold
+ * **`--ignore-leak-cluster-size-below`**: ignore memory leaks with aggregated retained size smaller than the threshold (in bytes)
  * **`--trace-all-objects`**: dump retainer trace for all allocated objects (ignore the leak filter), available option modes: --trace-all-objects=selected-js-objects, --trace-all-objects=default
  * **`--save-trace-as-unclassified-cluster`**: dump each retainer trace as an unclassified trace cluster
  * **`--ml-clustering`**: use machine learning algorithms for clustering leak traces (by default, traces are clustered by heuristics)
@@ -123,7 +123,7 @@ memlab diff-leaks
  * **`--engine`**: set the JavaScript engine (default to V8)
  * **`--leak-filter`**: specify a definition JS file for leak filter
  * **`--trace-object-size-above`**: objects with retained size (bytes) bigger than the threshold will be considered as leaks
- * **`--ignore-leak-cluster-size-below`**: ignore memory leaks with aggregated retained size smaller than the threshold
+ * **`--ignore-leak-cluster-size-below`**: ignore memory leaks with aggregated retained size smaller than the threshold (in bytes)
  * **`--trace-all-objects`**: dump retainer trace for all allocated objects (ignore the leak filter), available option modes: --trace-all-objects=selected-js-objects, --trace-all-objects=default
  * **`--save-trace-as-unclassified-cluster`**: dump each retainer trace as an unclassified trace cluster
  * **`--ml-clustering`**: use machine learning algorithms for clustering leak traces (by default, traces are clustered by heuristics)