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-rw-r--r--nest/cmds.c44
1 files changed, 35 insertions, 9 deletions
diff --git a/nest/cmds.c b/nest/cmds.c
index f58923a7..1a16f9c7 100644
--- a/nest/cmds.c
+++ b/nest/cmds.c
@@ -67,18 +67,43 @@ cmd_show_symbols(struct sym_show_data *sd)
}
}
-static void
-print_size(char *dsc, size_t val)
+#define SIZE_SUFFIX " kMGT"
+#define SIZE_FORMAT "% 4u.%1u % 1cB"
+#define SIZE_ARGS(a) (a).val, (a).decimal, SIZE_SUFFIX[(a).magnitude]
+
+struct size_args {
+ u64 val:48;
+ u64 decimal:8;
+ u64 magnitude:8;
+};
+
+static struct size_args
+get_size_args(u64 val)
{
- char *px = " kMG";
- int i = 0;
- while ((val >= 10000) && (i < 3))
+#define VALDEC 10 /* One decimal place */
+ val *= VALDEC;
+
+ uint i = 0;
+ while ((val >= 10000 * VALDEC) && (i < 4))
{
val = (val + 512) / 1024;
i++;
}
- cli_msg(-1018, "%-17s %4u %cB", dsc, (unsigned) val, px[i]);
+ return (struct size_args) {
+ .val = (val / VALDEC),
+ .decimal = (val % VALDEC),
+ .magnitude = i,
+ };
+}
+
+static void
+print_size(char *dsc, struct resmem vals)
+{
+ struct size_args effective = get_size_args(vals.effective);
+ struct size_args overhead = get_size_args(vals.overhead);
+
+ cli_msg(-1018, "%-17s " SIZE_FORMAT " " SIZE_FORMAT, dsc, SIZE_ARGS(effective), SIZE_ARGS(overhead));
}
extern pool *rt_table_pool;
@@ -88,13 +113,14 @@ void
cmd_show_memory(void)
{
cli_msg(-1018, "BIRD memory usage");
+ cli_msg(-1018, "%-17s Effective Overhead", "");
print_size("Routing tables:", rmemsize(rt_table_pool));
print_size("Route attributes:", rmemsize(rta_pool));
print_size("Protocols:", rmemsize(proto_pool));
- size_t total = rmemsize(&root_pool);
+ struct resmem total = rmemsize(&root_pool);
#ifdef HAVE_MMAP
- print_size("Standby memory:", get_page_size() * pages_kept);
- total += get_page_size() * pages_kept;
+ print_size("Standby memory:", (struct resmem) { .overhead = get_page_size() * pages_kept });
+ total.overhead += get_page_size() * pages_kept;
#endif
print_size("Total:", total);
cli_msg(0, "");