From owner-freebsd-bugs Thu Feb 8 3:20:23 2001 Delivered-To: freebsd-bugs@hub.freebsd.org Received: from freefall.freebsd.org (freefall.freebsd.org [216.136.204.21]) by hub.freebsd.org (Postfix) with ESMTP id 742E437B4EC for ; Thu, 8 Feb 2001 03:20:03 -0800 (PST) Received: (from gnats@localhost) by freefall.freebsd.org (8.11.1/8.11.1) id f18BK3v39962; Thu, 8 Feb 2001 03:20:03 -0800 (PST) (envelope-from gnats) Received: from net2.dinoex.sub.org (net2.dinoex.de [212.184.201.182]) by hub.freebsd.org (Postfix) with ESMTP id 6E2D537B401 for ; Thu, 8 Feb 2001 03:10:03 -0800 (PST) Received: (from dinoex@localhost) by net2.dinoex.sub.org (8.11.2/8.11.2) id f18B9kw11306; Thu, 8 Feb 2001 12:09:46 +0100 (CET) (envelope-from dinoex) Message-Id: <200102081109.f18B9kw11306@net2.dinoex.sub.org> Date: Thu, 8 Feb 2001 12:09:46 +0100 (CET) From: dirk.meyer@dinoex.sub.org Reply-To: dirk.meyer@dinoex.sub.org To: FreeBSD-gnats-submit@freebsd.org X-Send-Pr-Version: 3.2 Subject: i386/24949: mbuf memory leak in de0 driver Sender: owner-freebsd-bugs@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.org >Number: 24949 >Category: i386 >Synopsis: mbuf memory leak in de0 driver >Confidential: no >Severity: serious >Priority: medium >Responsible: freebsd-bugs >State: open >Quarter: >Keywords: >Date-Required: >Class: sw-bug >Submitter-Id: current-users >Arrival-Date: Thu Feb 08 03:20:01 PST 2001 >Closed-Date: >Last-Modified: >Originator: Dirk Meyer >Release: FreeBSD 4.2.-RELEASE i386 >Organization: privat >Environment: FreeBSD 4.2-RELEASE /usr/obj/data/src/sys/GENERIC i386 Gerneric Kernel Apache Webserer, no connection to the internet /kernel: de0: port 0x9400-0x947f \ mem 0xe0800000-0xe080007f irq 12 at device 10.0 on pci0 /kernel: de0: SMC 21041 [10Mb/s] pass 2.1 /kernel: de0: address 00:e0:29:36:5d:94 /kernel: sym0: <895> port 0x9000-0x90ff mem 0xdf800000-0x /kernel: de0: enabling 10baseT port FreeBSD 4.2-RELEASE /usr/obj/data/src/sys/GENERIC i386 Gerneric Kernel Apache Webserer, Squid-Proxy /kernel.old: de0: enabling Full Duplex 10baseT port /kernel: de0: rev 0x21 int a irq 5 on pci0.9.0 /kernel: de0: SMC 21041 [10Mb/s] pass 2.1 /kernel: de0: address 00:e0:29:36:e2:df /kernel: de1: rev 0x21 int a irq 10 on pci0.10.0 /kernel: de1: SMC 21041 [10Mb/s] pass 2.1 /kernel: de1: address 00:e0:29:49:8d:3e /kernel: de0: enabling 10baseT port /kernel: de1: enabling 10baseT port /kernel: de0: enabling 10baseT port /kernel: de0: enabling Full Duplex 10baseT port >Description: Network operations start to slow down times 2 and more. Logs of mbuf may help, Lines with "0" omitted. ------------- $ netstat -m 101/432/4096 mbufs in use (current/peak/max): 68 mbufs allocated to data 33 mbufs allocated to packet headers 34/206/1024 mbuf clusters in use (current/peak/max) 520 Kbytes allocated to network (16% of mb_map in use) $ ifconfig de0 down $ netstat -m 2/432/4096 mbufs in use (current/peak/max): 1 mbufs allocated to data 1 mbufs allocated to packet headers 0/206/1024 mbuf clusters in use (current/peak/max) 520 Kbytes allocated to network (16% of mb_map in use) $ ifconfig de0 up $ netstat -m 34/432/4096 mbufs in use (current/peak/max): 33 mbufs allocated to data 1 mbufs allocated to packet headers 32/206/1024 mbuf clusters in use (current/peak/max) 520 Kbytes allocated to network (16% of mb_map in use) ------------- 319/1152/4096 mbufs in use (current/peak/max): 240 mbufs allocated to data 79 mbufs allocated to packet headers 111/422/1024 mbuf clusters in use (current/peak/max) 1132 Kbytes allocated to network (36% of mb_map in use) 156/1152/4096 mbufs in use (current/peak/max): 83 mbufs allocated to data 73 mbufs allocated to packet headers 73/422/1024 mbuf clusters in use (current/peak/max) 1132 Kbytes allocated to network (36% of mb_map in use) 188/1152/4096 mbufs in use (current/peak/max): 115 mbufs allocated to data 73 mbufs allocated to packet headers 105/422/1024 mbuf clusters in use (current/peak/max) 1132 Kbytes allocated to network (36% of mb_map in use) 60/1152/4096 mbufs in use (current/peak/max): 54 mbufs allocated to data 6 mbufs allocated to packet headers 53/422/1024 mbuf clusters in use (current/peak/max) 1132 Kbytes allocated to network (36% of mb_map in use) 92/1152/4096 mbufs in use (current/peak/max): 86 mbufs allocated to data 6 mbufs allocated to packet headers 85/422/1024 mbuf clusters in use (current/peak/max) 1132 Kbytes allocated to network (36% of mb_map in use) ------------- >How-To-Repeat: I have no idea what causes this. But another server with and xl0 interface works fine. >Fix: hack: ifconfig down / ifconfig up seems to keep the serrver useable >Release-Note: >Audit-Trail: >Unformatted: To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-bugs" in the body of the message