From 404ac83efd5761c6b590fd9f00fbbe8ee2281aa6 Mon Sep 17 00:00:00 2001 From: Michal Privoznik Date: Thu, 16 Oct 2014 15:13:32 +0200 Subject: util: Improve os_mem_prealloc error message Currently, when the preallocating guest memory process fails, a not so helpful error message is printed out: # virsh start migt10 error: Failed to start domain migt10 error: internal error: process exited while connecting to monitor: os_mem_prealloc: failed to preallocate pages From the error message it's not clear at the first glance where the problem lies. However, changing the error message might give users a clue. Signed-off-by: Michal Privoznik Reviewed-by: Eric Blake Signed-off-by: Michael Tokarev --- util/oslib-posix.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) (limited to 'util/oslib-posix.c') diff --git a/util/oslib-posix.c b/util/oslib-posix.c index 016a047..8c9d80e 100644 --- a/util/oslib-posix.c +++ b/util/oslib-posix.c @@ -390,7 +390,8 @@ void os_mem_prealloc(int fd, char *area, size_t memory) pthread_sigmask(SIG_UNBLOCK, &set, &oldset); if (sigsetjmp(sigjump, 1)) { - fprintf(stderr, "os_mem_prealloc: failed to preallocate pages\n"); + fprintf(stderr, "os_mem_prealloc: Insufficient free host memory " + "pages available to allocate guest RAM\n"); exit(1); } else { int i; -- cgit v1.1