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3581. [bug] Changed the tcp-listen-queue default to 10. [RT #33029]

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Curtis Blackburn 2013-06-03 14:00:03 -05:00
parent 5183f9d9da
commit 30d6dc14e9
4 changed files with 10 additions and 7 deletions
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2
CHANGES
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@ -1,3 +1,5 @@
3581. [bug] Changed the tcp-listen-queue default to 10. [RT #33029]
3580. [bug] Addressed a possible race in acache.c [RT #33602] 3580. [bug] Addressed a possible race in acache.c [RT #33602]
3579. [maint] Updates to PKCS#11 openssl patches, supporting 3579. [maint] Updates to PKCS#11 openssl patches, supporting

2
bin/named/config.c
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@ -98,7 +98,7 @@ options {\n\
statistics-file \"named.stats\";\n\ statistics-file \"named.stats\";\n\
statistics-interval 60;\n\ statistics-interval 60;\n\
tcp-clients 100;\n\ tcp-clients 100;\n\
tcp-listen-queue 3;\n\ tcp-listen-queue 10;\n\
# tkey-dhkey <none>\n\ # tkey-dhkey <none>\n\
# tkey-gssapi-credential <none>\n\ # tkey-gssapi-credential <none>\n\
# tkey-domain <none>\n\ # tkey-domain <none>\n\

4
bin/named/server.c
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@ -5271,8 +5271,8 @@ load_configuration(const char *filename, ns_server_t *server,
result = ns_config_get(maps, "tcp-listen-queue", &obj); result = ns_config_get(maps, "tcp-listen-queue", &obj);
INSIST(result == ISC_R_SUCCESS); INSIST(result == ISC_R_SUCCESS);
ns_g_listen = cfg_obj_asuint32(obj); ns_g_listen = cfg_obj_asuint32(obj);
if (ns_g_listen < 3) if ((ns_g_listen > 0) && (ns_g_listen < 10))
ns_g_listen = 3; ns_g_listen = 10;
/* /*
* Configure the interface manager according to the "listen-on" * Configure the interface manager according to the "listen-on"

9
doc/arm/Bv9ARM-book.xml
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@ -8576,14 +8576,15 @@ avoid-v6-udp-ports { 40000; range 50000 60000; };
<term><command>tcp-listen-queue</command></term> <term><command>tcp-listen-queue</command></term>
<listitem> <listitem>
<para> <para>
The listen queue depth. The default and minimum is 3. The listen queue depth. The default and minimum is 10.
If the kernel supports the accept filter "dataready" this If the kernel supports the accept filter "dataready" this
also controls how also controls how
many TCP connections that will be queued in kernel space many TCP connections that will be queued in kernel space
waiting for waiting for
some data before being passed to accept. Values less than 3 some data before being passed to accept. Nonzero values
will be less than 10 will be silently raised. A value of 0 may also
silently raised. be used; on most platforms this sets the listen queue
length to a system-defined default value.
</para> </para>
</listitem> </listitem>
</varlistentry> </varlistentry>