Specify kernel version

Signed-off-by: Changxin Miao <[email protected]>
juicedata · Dec 30, 2024 · 43e878f · 43e878f
1 parent c1245ac
commit 43e878f
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/cmd/flags.go b/cmd/flags.go
@@ -351,7 +351,7 @@ func metaCacheFlags(defaultEntryCache float64) []cli.Flag {
 		},
 		&cli.BoolFlag{
 			Name:  "readdir-cache",
-			Usage: "enable kernel caching of readdir entries, with timeout controlled by attr-cache flag",
+			Usage: "enable kernel caching of readdir entries, with timeout controlled by attr-cache flag (require linux kernel 4.20+)",
 		},
 		&cli.StringFlag{
 			Name:  "open-cache",