From mboxrd@z Thu Jan 1 00:00:00 1970 From: Nikola Ciprich Subject: Re: KVM got slow after adding more physical memory to host Date: Tue, 6 Sep 2011 17:38:01 +0200 Message-ID: <20110906153801.GA2152@nik-comp.lan> References: <20110906140201.GF18218@pcnci.linuxbox.cz> <4E663897.60901@redhat.com> Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="y0ulUmNC+osPPQO6" Cc: kvm@vger.kernel.org To: Avi Kivity Return-path: Received: from gwu.lbox.cz ([62.245.111.132]:54079 "EHLO gwu.lbox.cz" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754972Ab1IFPiL (ORCPT ); Tue, 6 Sep 2011 11:38:11 -0400 Content-Disposition: inline In-Reply-To: <4E663897.60901@redhat.com> Sender: kvm-owner@vger.kernel.org List-ID: --y0ulUmNC+osPPQO6 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable Hello Avi, thanks for quick reply! > How many guests in there? two currently (one x86_64 centos, one winXP), with more, the box get even m= ore unresponsive. > > Please post a trace as per http://www.linux-kvm.org/page/Tracing. here it goes: http://nelide.cz/nik/trace.dat.bz2 > > Please post /proc/mtrr and /proc/iomem. [root@virtualbox ~]# cat /proc/mtrr=20 reg00: base=3D0x000000000 ( 0MB), size=3D16384MB, count=3D1: write-back reg01: base=3D0x400000000 (16384MB), size=3D 4096MB, count=3D1: write-back reg02: base=3D0x500000000 (20480MB), size=3D 1024MB, count=3D1: write-back reg03: base=3D0x0c0000000 ( 3072MB), size=3D 1024MB, count=3D1: uncachable [root@virtualbox ~]# cat /proc/iomem=20 00000000-0000ffff : reserved 00010000-0009d7ff : System RAM 0009d800-0009ffff : reserved 000a0000-000bffff : PCI Bus 0000:00 000c0000-000cffff : pnp 00:0f 000d0000-000dffff : PCI Bus 0000:00 000e0000-000fffff : reserved 00100000-bf78ffff : System RAM 01000000-013917ae : Kernel code 013917af-016c88ff : Kernel data 0176a000-0182ffff : Kernel bss bf790000-bf79dfff : RAM buffer bf79e000-bf79ffff : reserved bf7a0000-bf7adfff : ACPI Tables bf7ae000-bf7cffff : ACPI Non-volatile Storage bf7d0000-bf7dffff : reserved bf7e0000-bf7ecfff : RAM buffer bf7ed000-bfffffff : reserved c0000000-dfffffff : PCI Bus 0000:00 c0000000-c01fffff : PCI Bus 0000:08 c0200000-c03fffff : PCI Bus 0000:07 c0400000-c05fffff : PCI Bus 0000:06 c0600000-c07fffff : PCI Bus 0000:06 e0000000-efffffff : PCI MMCONFIG 0000 [bus 00-ff] e0000000-efffffff : reserved e0000000-efffffff : pnp 00:0e f0000000-fed8ffff : PCI Bus 0000:00 fa000000-faffffff : PCI Bus 0000:09 fa000000-faffffff : 0000:09:03.0 fb4f6000-fb4f60ff : 0000:00:1f.3 fb4f8000-fb4f87ff : 0000:00:1f.2 fb4f8000-fb4f87ff : ahci fb4fa000-fb4fa3ff : 0000:00:1d.0 fb4fa000-fb4fa3ff : ehci_hcd fb4fc000-fb4fc3ff : 0000:00:1a.0 fb4fc000-fb4fc3ff : ehci_hcd fb500000-fb5fffff : PCI Bus 0000:07 fb5dc000-fb5dffff : 0000:07:00.0 fb5dc000-fb5dffff : e1000e fb5e0000-fb5fffff : 0000:07:00.0 fb5e0000-fb5fffff : e1000e fb600000-fb6fffff : PCI Bus 0000:08 fb6dc000-fb6dffff : 0000:08:00.0 fb6dc000-fb6dffff : e1000e fb6e0000-fb6fffff : 0000:08:00.0 fb6e0000-fb6fffff : e1000e fb700000-fbffffff : PCI Bus 0000:09 fb7fc000-fb7fffff : 0000:09:03.0 fb800000-fbffffff : 0000:09:03.0 fc000000-fcffffff : pnp 00:01 fd000000-fdffffff : pnp 00:01 fe000000-febfffff : pnp 00:01 fec00000-fec003ff : IOAPIC 0 fed00000-fed003ff : HPET 0 fed14000-fed19fff : pnp 00:01 fed1c000-fed1ffff : pnp 00:0b fed20000-fed3ffff : reserved fed20000-fed3ffff : pnp 00:0b fed40000-fed8ffff : pnp 00:0b fee00000-fee00fff : Local APIC fee00000-fee00fff : reserved fee00000-fee00fff : pnp 00:0d 100000000-53fffffff : System RAM n. > > --=20 > error compiling committee.c: too many arguments to function > --=20 ------------------------------------- Ing. Nikola CIPRICH LinuxBox.cz, s.r.o. 28. rijna 168, 709 01 Ostrava tel.: +420 596 603 142 fax: +420 596 621 273 mobil: +420 777 093 799 www.linuxbox.cz mobil servis: +420 737 238 656 email servis: servis@linuxbox.cz ------------------------------------- --y0ulUmNC+osPPQO6 Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.11 (GNU/Linux) iEYEARECAAYFAk5mPlkACgkQ3xdJJrLygV7oFACgzXE7LtuQBXkVq6mkisM2qjNd hLYAoKaZ4mEHvy08pSysTfSGvoDiCU6K =Qen8 -----END PGP SIGNATURE----- --y0ulUmNC+osPPQO6--