Changeset 30351 in vbox for trunk/src

Timestamp:

Jun 22, 2010 2:44:19 AM (15 years ago)

Author:

vboxsync

Message:

NAT: increases jumbo16 zone. TSO/SGO heavily uses jumbo16 in case
of p2p or some UDP benchmarks (e.g. namebench), eating current
limit too fast.

File:

• trunk/src/VBox/Devices/Network/slirp/bsd/kern/kern_mbuf.c (modified) (1 diff)

trunk/src/VBox/Devices/Network/slirp/bsd/kern/kern_mbuf.c

@@ -126 +126 @@
         nmbjumbop = nmbclusters / 2;
         nmbjumbo9 = nmbjumbop / 2;
+#ifndef VBOX
         nmbjumbo16 = nmbjumbo9 / 2;
+#else
+    /* drvNATNetowrkUp_AllocBuf always requests mbuf from this 
+     * zones, that require more buffers allocated on jumbo16 zone,
+     * in case of intensive communication like p2p and UDP benches. 
+     */
+    nmbjumbo16 = nmbclusters;
+#endif
         TUNABLE_INT_FETCH("kern.ipc.nmbclusters", &nmbclusters);
 }