Index: uspace/app/bdwrite/bdwrite.c
===================================================================
--- uspace/app/bdwrite/bdwrite.c	(revision e47a0324928f08206491a7cd32851c858958f64f)
+++ uspace/app/bdwrite/bdwrite.c	(revision a438de5b97f5c64395e8f079ee59e3d2f94909b6)
@@ -118,5 +118,8 @@
 		uint8_t *ptr = buf;
 		for (size_t i = 0; i < blks_to_write; i++) {
+			/*
 			memset(ptr, (i + 1) % 0x100, bsize);
+			*/
+			memset(ptr, 'A' + (i % 26), bsize);
 			ptr = (uint8_t *)((uintptr_t) ptr + bsize);
 		}