From: Jens Axboe <jens.axboe@oracle.com>
Date: Mon, 19 Mar 2007 10:36:36 +0000 (+0100)
Subject: Helpful indication to run as root
X-Git-Tag: fio-1.15~74
X-Git-Url: https://git.kernel.dk/?p=fio.git;a=commitdiff_plain;h=6b56baf5c8c544194e82a45999391de155cd94a3

Helpful indication to run as root

Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
---

diff --git a/memory.c b/memory.c
index 384b8061..be664c9c 100644
--- a/memory.c
+++ b/memory.c
@@ -70,6 +70,9 @@ int allocate_io_mem(struct thread_data *td)
 		td->shm_id = shmget(IPC_PRIVATE, td->orig_buffer_size, flags);
 		if (td->shm_id < 0) {
 			td_verror(td, errno, "shmget");
+			if (geteuid() != 0 && errno == ENOMEM)
+				log_err("fio: you may need to run this job as root\n");
+			
 			return 1;
 		}