sysinfo returns the total memory size in multiples of mem_unit bytes. As long as the size in bytes fits into unsigned long, the kernel uses mem_unit = 1, but this is not true on i386 with more than 4 GB RAM.
https://bugzilla.redhat.com/show_bug.cgi?id=712341 --- src/readahead-common.c | 5 ++--- 1 files changed, 2 insertions(+), 3 deletions(-) diff --git a/src/readahead-common.c b/src/readahead-common.c index 8a75b2e..f0d57b4 100644 --- a/src/readahead-common.c +++ b/src/readahead-common.c @@ -154,9 +154,8 @@ bool enough_ram(void) { assert_se(sysinfo(&si) >= 0); - return si.totalram > 127 * 1024*1024; /* Enable readahead only - * with at least 128MB - * memory */ + /* Enable readahead only with at least 128MB memory */ + return si.totalram > 127 * 1024*1024 / si.mem_unit; } int open_inotify(void) { _______________________________________________ systemd-devel mailing list systemd-devel@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/systemd-devel
