lsscsi.md: add page (#1811)

pages/linux/lsscsi.md

@@ -0,0 +1,15 @@
+# lsscsi
+
+> List SCSI devices (or hosts) and their attributes.
+
+- List all SCSI devices:
+
+`lsscsi`
+
+- List all SCSI devices with detailed attributes:
+
+`lsscsi -L`
+
+- List all SCSI devices with human readable disk capacity:
+
+`lsscsi -s`