memcache: Increase size of default memcache to 512k

With the fixed accounting of talloc objects, the default cache size
needs to increase. The exact increase required depends on the workloads,
going form 256k to 512k seems like a reasonable guess.

BUG: https://bugzilla.samba.org/show_bug.cgi?id=13865

Signed-off-by: Christof Schmitt <cs@samba.org>
Reviewed-by: Jeremy Allison <jra@samba.org>

diff --git a/docs-xml/smbdotconf/filename/maxstatcachesize.xml b/docs-xml/smbdotconf/filename/maxstatcachesize.xml
index 63f91e70fd275c73280b35d01b03f0e0cdc63638..866d74d6ffd1f565c2ccab692fb00266ed9de22e 100644 (file)
--- a/docs-xml/smbdotconf/filename/maxstatcachesize.xml
+++ b/docs-xml/smbdotconf/filename/maxstatcachesize.xml
@@ -13,6 +13,6 @@
        </para>
 </description>
 <related>stat cache</related>
-<value type="default">256</value>
+<value type="default">512</value>
 <value type="example">100</value>
 </samba:parameter>

diff --git a/lib/param/loadparm.c b/lib/param/loadparm.c
index 7ef2cc7d3f628239cb4e4e312f68fe12e72cb9a4..ebbccc22b71b5e863f9dee02e4c9d8eea862212f 100644 (file)
--- a/lib/param/loadparm.c
+++ b/lib/param/loadparm.c
@@ -2945,7 +2945,7 @@ struct loadparm_context *loadparm_init(TALLOC_CTX *mem_ctx)
 
        lpcfg_do_global_parameter(lp_ctx, "durable handles", "yes");
 
-       lpcfg_do_global_parameter(lp_ctx, "max stat cache size", "256");
+       lpcfg_do_global_parameter(lp_ctx, "max stat cache size", "512");
 
        lpcfg_do_global_parameter(lp_ctx, "ldap passwd sync", "no");
 

diff --git a/source3/param/loadparm.c b/source3/param/loadparm.c
index 6aa84018111ae51e0505d706eee27114fd2752b7..703460e4c474cf8463330bdf301504532f7edf3e 100644 (file)
--- a/source3/param/loadparm.c
+++ b/source3/param/loadparm.c
@@ -698,7 +698,7 @@ static void init_globals(struct loadparm_context *lp_ctx, bool reinit_globals)
        Globals.nt_status_support = true; /* Use NT status by default. */
        Globals.smbd_profiling_level = 0;
        Globals.stat_cache = true;      /* use stat cache by default */
-       Globals.max_stat_cache_size = 256; /* 256k by default */
+       Globals.max_stat_cache_size = 512; /* 512k by default */
        Globals.restrict_anonymous = 0;
        Globals.client_lanman_auth = false;     /* Do NOT use the LanMan hash if it is available */
        Globals.client_plaintext_auth = false;  /* Do NOT use a plaintext password even if is requested by the server */