Improved debug logs for FD getrlimit / setrlimit calls. (1f0d764e) · Commits · kinetic-archive / kinetic-c

src/lib/bus/bus.c

+13 −4

Original line number	Diff line number	Diff line
		@@ -237,17 +237,26 @@ static bool attempt_to_increase_resource_limits(struct bus *b) {

		const unsigned int nval = 1024;

		if (info.rlim_cur < nval && info.rlim_max > nval) {
		info.rlim_cur = nval;
		BUS_LOG_SNPRINTF(b, 3, LOG_MEMORY, b->udata, 256,
		"Current FD resource limits, [%lu, %lu], changing to %u",
		(unsigned long)info.rlim_cur, (unsigned long)info.rlim_max, nval);

		if (info.rlim_cur < nval && info.rlim_max > nval) {
		info.rlim_cur = nval;
		if (-1 == setrlimit(RLIMIT_NOFILE, &info)) {
		BUS_LOG_SNPRINTF(b, 3, LOG_MEMORY, b->udata, 256,
		"Failed to increase FD resource limit to %u, %s",
		nval, strerror(errno));
		fprintf(stderr, "getrlimit: %s", strerror(errno));
		errno = 0;
		return false;
		} else {
		BUS_LOG_SNPRINTF(b, 3, LOG_MEMORY, b->udata, 256,
		"Successfully increased FD resource limit to %u", nval);
		}
		} else {
		BUS_LOG_SNPRINTF(b, 3, LOG_MEMORY, b->udata, 256,
		"Current FD resource limits [%lu, %lu] are acceptable",
		(unsigned long)info.rlim_cur, (unsigned long)info.rlim_max);
		}
		return true;
		}