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authorUlrich Drepper <drepper@redhat.com>2005-08-16 22:47:26 +0000
committerUlrich Drepper <drepper@redhat.com>2005-08-16 22:47:26 +0000
commita757fda3e7167ffe8ff165d54a8592e83c9a102d (patch)
tree259a09285339982c904d3e29dc63c107d0354950 /nscd
parent80ea303760944cd041921c0ce3debeacd95ca3d1 (diff)
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* nscd/cache.c (prune_cache): Add more debug output. Only for
debug level 3 and higher and very verbose.
Diffstat (limited to 'nscd')
-rw-r--r--nscd/cache.c30
1 files changed, 27 insertions, 3 deletions
diff --git a/nscd/cache.c b/nscd/cache.c
index cc9386b56f..a3f669bf8c 100644
--- a/nscd/cache.c
+++ b/nscd/cache.c
@@ -21,6 +21,7 @@
#include <atomic.h>
#include <errno.h>
#include <error.h>
+#include <inttypes.h>
#include <limits.h>
#include <stdlib.h>
#include <string.h>
@@ -238,6 +239,10 @@ prune_cache (struct database_dyn *table, time_t now)
char *const data = table->data;
bool any = false;
+ if (__builtin_expect (debug_level > 2, 0))
+ dbg_log (_("pruning %s cache; time %ld"),
+ dbnames[table - dbs], (long int) now);
+
do
{
ref_t run = table->head->array[--cnt];
@@ -247,6 +252,25 @@ prune_cache (struct database_dyn *table, time_t now)
struct hashentry *runp = (struct hashentry *) (data + run);
struct datahead *dh = (struct datahead *) (data + runp->packet);
+ /* Some debug support. */
+ if (__builtin_expect (debug_level > 2, 0))
+ {
+ char buf[INET6_ADDRSTRLEN];
+ const char *str;
+
+ if (runp->type == GETHOSTBYADDR || runp->type == GETHOSTBYADDRv6)
+ {
+ inet_ntop (runp->type == GETHOSTBYADDR ? AF_INET : AF_INET6,
+ data + runp->key, buf, sizeof (buf));
+ str = buf;
+ }
+ else
+ str = data + runp->key;
+
+ dbg_log (_("considering %s entry \"%s\", timeout %" PRIu64),
+ serv2str[runp->type], str, dh->timeout);
+ }
+
/* Check whether the entry timed out. */
if (dh->timeout < now)
{
@@ -401,7 +425,7 @@ prune_cache (struct database_dyn *table, time_t now)
/* Make sure the data is saved to disk. */
if (table->persistent)
msync (table->head,
- table->data + table->head->first_free - (char *) table->head,
+ data + table->head->first_free - (char *) table->head,
MS_ASYNC);
/* One extra pass if we do debugging. */
@@ -417,11 +441,11 @@ prune_cache (struct database_dyn *table, time_t now)
if (runp->type == GETHOSTBYADDR || runp->type == GETHOSTBYADDRv6)
{
inet_ntop (runp->type == GETHOSTBYADDR ? AF_INET : AF_INET6,
- table->data + runp->key, buf, sizeof (buf));
+ data + runp->key, buf, sizeof (buf));
str = buf;
}
else
- str = table->data + runp->key;
+ str = data + runp->key;
dbg_log ("remove %s entry \"%s\"", serv2str[runp->type], str);