Date: Tue, 11 Mar 2003 08:46:40 -0800
From: "Martin J. Bligh" <mbligh@aracnet.com>
To: Mailing Lists <thelittleprince-lists@asteroid-b612.org>,
       linux-kernel@vger.kernel.org
Subject: Re: drastically low perform. - quad, 4G ram, 2.4.20
Message-ID: <34910000.1047401199@[10.10.2.4]>
In-Reply-To: <Pine.LNX.4.44.0303110707070.21108-100000@mydns2.compustrat.com>
References: <Pine.LNX.4.44.0303110707070.21108-100000@mydns2.compustrat.com>
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Can you send out the boot log?

Slow on memory ops, or just disk?

M.

--On Tuesday, March 11, 2003 07:51:50 -0800 Mailing Lists <thelittleprince-lists@asteroid-b612.org> wrote:

> 
> Have a RH 7.3 system , supermicro mobo (SUPER S2QE6 (MBD-S2QE6-U)) with 
> quad P3 xeon 700s and 4G ram. Under 2.4.20, 
> system performance is dractically low. However, telling the kernel to only 
> use 3G of memory (mem= on the boot line) causes system to behave at a 
> normal performance level for the platform.
> As a reference, a compile of the db-4.1.25 package under the normal 4G of 
> ram, took 1hr50m. Under 3G of ram, 4m28s
> System used to run suse 7 with 2.4.4 with 4G without problems
> 
> 2.4.20 kernel config
> 
> CONFIG_X86=y
> CONFIG_UID16=y
> CONFIG_MODULES=y
> CONFIG_MODVERSIONS=y
> CONFIG_KMOD=y
> CONFIG_MPENTIUMIII=y
> CONFIG_X86_WP_WORKS_OK=y
> CONFIG_X86_INVLPG=y
> CONFIG_X86_CMPXCHG=y
> CONFIG_X86_XADD=y
> CONFIG_X86_BSWAP=y
> CONFIG_X86_POPAD_OK=y
> CONFIG_RWSEM_XCHGADD_ALGORITHM=y
> CONFIG_X86_L1_CACHE_SHIFT=5
> CONFIG_X86_HAS_TSC=y
> CONFIG_X86_GOOD_APIC=y
> CONFIG_X86_PGE=y
> CONFIG_X86_USE_PPRO_CHECKSUM=y
> CONFIG_X86_F00F_WORKS_OK=y
> CONFIG_X86_MCE=y
> CONFIG_MICROCODE=y
> CONFIG_X86_MSR=y
> CONFIG_X86_CPUID=y
> CONFIG_HIGHMEM4G=y
> CONFIG_HIGHMEM=y
> CONFIG_HIGHIO=y
> CONFIG_MTRR=y
> CONFIG_SMP=y
> CONFIG_X86_TSC=y
> CONFIG_HAVE_DEC_LOCK=y
> CONFIG_NET=y
> CONFIG_X86_IO_APIC=y
> CONFIG_X86_LOCAL_APIC=y
> CONFIG_PCI=y
> CONFIG_PCI_GOANY=y
> CONFIG_PCI_BIOS=y
> CONFIG_PCI_DIRECT=y
> CONFIG_ISA=y
> CONFIG_PCI_NAMES=y
> CONFIG_HOTPLUG=y
> CONFIG_SYSVIPC=y
> CONFIG_BSD_PROCESS_ACCT=y
> CONFIG_SYSCTL=y
> CONFIG_KCORE_ELF=y
> CONFIG_BINFMT_AOUT=y
> CONFIG_BINFMT_ELF=y
> CONFIG_BINFMT_MISC=y
> CONFIG_BLK_DEV_FD=y
> CONFIG_BLK_DEV_LOOP=y
> CONFIG_BLK_DEV_NBD=y
> CONFIG_BLK_STATS=y
> CONFIG_PACKET=y
> CONFIG_PACKET_MMAP=y
> CONFIG_UNIX=y
> CONFIG_INET=y
> CONFIG_IP_MULTICAST=y
> CONFIG_IDE=y
> CONFIG_BLK_DEV_IDE=y
> CONFIG_BLK_DEV_IDEDISK=y
> CONFIG_IDEDISK_MULTI_MODE=y
> CONFIG_BLK_DEV_IDECD=y
> CONFIG_BLK_DEV_IDEPCI=y
> CONFIG_IDEPCI_SHARE_IRQ=y
> CONFIG_BLK_DEV_IDEDMA_PCI=y
> CONFIG_IDEDMA_PCI_AUTO=y
> CONFIG_BLK_DEV_IDEDMA=y
> CONFIG_BLK_DEV_ADMA=y
> CONFIG_BLK_DEV_SVWKS=y
> CONFIG_IDEDMA_AUTO=y
> CONFIG_BLK_DEV_IDE_MODES=y
> CONFIG_SCSI=y
> CONFIG_BLK_DEV_SD=y
> CONFIG_SD_EXTRA_DEVS=40
> CONFIG_CHR_DEV_ST=y
> CONFIG_CHR_DEV_OSST=y
> CONFIG_BLK_DEV_SR=y
> CONFIG_SR_EXTRA_DEVS=2
> CONFIG_CHR_DEV_SG=y
> CONFIG_SCSI_DEBUG_QUEUES=y
> CONFIG_SCSI_MULTI_LUN=y
> CONFIG_SCSI_CONSTANTS=y
> CONFIG_SCSI_AIC7XXX=y
> CONFIG_AIC7XXX_CMDS_PER_DEVICE=253
> CONFIG_AIC7XXX_RESET_DELAY_MS=15000
> CONFIG_SCSI_MEGARAID=y
> CONFIG_NETDEVICES=y
> CONFIG_DUMMY=m
> CONFIG_NET_ETHERNET=y
> CONFIG_NET_PCI=y
> CONFIG_EEPRO100=y
> CONFIG_VT=y
> CONFIG_VT_CONSOLE=y
> CONFIG_SERIAL=y
> CONFIG_UNIX98_PTYS=y
> CONFIG_UNIX98_PTY_COUNT=256
> CONFIG_MOUSE=y
> CONFIG_PSMOUSE=y
> CONFIG_RTC=y
> CONFIG_AUTOFS4_FS=y
> CONFIG_REISERFS_FS=y
> CONFIG_REISERFS_PROC_INFO=y
> CONFIG_EXT3_FS=y
> CONFIG_JBD=y
> CONFIG_FAT_FS=y
> CONFIG_MSDOS_FS=y
> CONFIG_VFAT_FS=y
> CONFIG_TMPFS=y
> CONFIG_RAMFS=y
> CONFIG_ISO9660_FS=y
> CONFIG_JOLIET=y
> CONFIG_ZISOFS=y
> CONFIG_PROC_FS=y
> CONFIG_DEVPTS_FS=y
> CONFIG_EXT2_FS=y
> CONFIG_NFS_FS=y
> CONFIG_NFS_V3=y
> CONFIG_NFSD=y
> CONFIG_NFSD_V3=y
> CONFIG_SUNRPC=y
> CONFIG_LOCKD=y
> CONFIG_LOCKD_V4=y
> CONFIG_ZISOFS_FS=y
> CONFIG_MSDOS_PARTITION=y
> CONFIG_NLS=y
> CONFIG_NLS_DEFAULT="iso8859-1"
> CONFIG_VGA_CONSOLE=y
> CONFIG_DEBUG_KERNEL=y
> CONFIG_MAGIC_SYSRQ=y
> CONFIG_ZLIB_INFLATE=y
> 
> 
> Thanx,
> 
> --Tony
> 
> 
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