Messages in this thread Patch in this message | | | Date | Wed, 09 Oct 2002 22:59:41 -0700 (PDT) | Subject | Re: 2.5.41-mm2 | From | "David S. Miller" <> |
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From: Andrew Morton <akpm@digeo.com> Date: Wed, 09 Oct 2002 22:40:01 -0700
but we're seeing a consistent few-percent regression in tests which perform networking to localhost.
There's debugging code in loopback that is helping us stress test the TCP segmentation offload, you might want to disable that to get more reliable numbers in 2.5.x.
Try this:
--- drivers/net/loopback.c.~1~ Wed Oct 9 23:01:16 2002 +++ drivers/net/loopback.c Wed Oct 9 23:01:35 2002 @@ -190,12 +190,12 @@ dev->rebuild_header = eth_rebuild_header; dev->flags = IFF_LOOPBACK; dev->features = NETIF_F_SG|NETIF_F_FRAGLIST|NETIF_F_NO_CSUM|NETIF_F_HIGHDMA; - +#if 0 /* Current netfilter will die with oom linearizing large skbs, * however this will be cured before 2.5.x is done. */ dev->features |= NETIF_F_TSO; - +#endif dev->priv = kmalloc(sizeof(struct net_device_stats), GFP_KERNEL); if (dev->priv == NULL) return -ENOMEM; - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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