Mercurial > dovecot > original-hg > dovecot-1.2

changeset 8890:697f380acfbb HEAD

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If epoll_create() fails with EMFILE, suggest increasing epoll's max_user_instances.
author Timo Sirainen <tss@iki.fi>
date Thu, 02 Apr 2009 14:10:16 -0400
parents c5cb1f27caea
children fbb2343b85d9
files src/lib/ioloop-epoll.c
diffstat 1 files changed, 8 insertions(+), 2 deletions(-) [+]
line wrap: on
line diff
--- a/src/lib/ioloop-epoll.c	Thu Apr 02 14:00:31 2009 -0400
+++ b/src/lib/ioloop-epoll.c	Thu Apr 02 14:10:16 2009 -0400
@@ -35,8 +35,14 @@
 	i_array_init(&ctx->fd_index, initial_fd_count);
 
 	ctx->epfd = epoll_create(initial_fd_count);
-	if (ctx->epfd < 0)
-		i_fatal("epoll_create(): %m");
+	if (ctx->epfd < 0) {
+		if (errno != EMFILE)
+			i_fatal("epoll_create(): %m");
+		else {
+			i_fatal("epoll_create(): %m (you may need to increase "
+				"/proc/sys/fs/epoll/max_user_instances)");
+		}
+	}
 	fd_close_on_exec(ctx->epfd, TRUE);
 }