近來在試 Google Web Toolkit (GWT),為了這個要裝 Tomcat 。數天前說過,Ubuntu 可以 apt-get Tomcat 。但後來發現,那個 Tomcat 跑不到 GWT Sample 的 war 。
後來,到 Apache 官網下載 Tomcat 去跑,跑 war 卻 ok 。
起初,我還以為 tomcat 是需要 Apache 才能跑。原來這兩個東東可以是完全沒有關係。
Ubuntu apt-get 提供了 tomcat 。但奇怪的是, Ubuntu 的 wiki page 卻叫你去官網下載。另外, Ubuntu tomcat 在安裝時,會告訴你依靠 gcj ,這點也叫人不安。
不過,其實使用 Ubuntu-tomcat ,其實不是想像中那麼可怕。
https://help.ubuntu.com/9.04/serverguide/C/tomcat.html
要注意的是,只要修改 xml 檔,就能使 tomcat 使用 sun-java 。
error message
libstdc++.so.5 cannot open shared object file no such file or directory
missing requirement
libstdc++5
sudo apt-get install flashplugin-nonfree
ref: http://www.cyberciti.biz/faq/ubuntu-linux-how-to-install-flash-player-for-firefox/
Youtube小測之一:
比起我當初在8.10情況暢順得多。CPU在800MHz程度下約80%。
Youtube小測之二:
這是800MHz的狀況,速度慢得很可憐。雖然在1.87GHz時情況會有點改善,但不久不知為何電腦會自動跳回800MHz,可能是和過熱有關?
另,就像這個網頁放上兩個Youtube沒有play,甚至沒有顯示這個網頁tab也好,也可以使我的電腦耗上20%的CPU,奇怪。
Ubuntu 9.04, installed with Chinese UI. The Ubuntu is installed in the whole disk space.
luzi82-laptop
description: Notebook
product: 2668HB6
vendor: IBM
version: ThinkPad T43
serial: L3KDHHT
width: 32 bits
capabilities: smbios-2.33 dmi-2.33
configuration: administrator_password=disabled boot=normal chassis=notebook frontpanel_password=unknown keyboard_password=disabled power-on_password=disabled uuid=FF256E01-472B-11CB-9DFC-EA1A310CB60C
*-core
description: Motherboard
product: 2668HB6
vendor: IBM
physical id: 0
version: Not Available
serial: VJ0AG57X2AD
*-firmware
description: BIOS
vendor: IBM
physical id: 0
version: 1YET65WW (1.29 ) (08/21/2006)
size: 128KiB
capacity: 960KiB
capabilities: pci pcmcia pnp apm upgrade shadowing escd cdboot bootselect edd int13floppy720 int5printscreen int9keyboard int14serial int17printer int10video acpi usb biosbootspecification
*-cpu
description: CPU
product: Intel(R) Pentium(R) M processor 1.86GHz
vendor: Intel Corp.
physical id: 6
bus info: cpu@0
version: 6.13.8
slot: None
size: 800MHz
capacity: 1866MHz
width: 32 bits
clock: 533MHz
capabilities: fpu fpu_exception wp vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat clflush dts acpi mmx fxsr sse sse2 ss tm pbe nx up bts est tm2 cpufreq
*-cache:0
description: L1 cache
physical id: a
slot: Internal L1 Cache
size: 32KiB
capacity: 32KiB
capabilities: synchronous internal write-back data
*-cache:1
description: L2 cache
physical id: b
slot: Internal L2 Cache
size: 2MiB
capacity: 2MiB
capabilities: burst internal write-back unified
*-memory
description: System Memory
physical id: 2c
slot: System board or motherboard
size: 2560MiB
*-bank:0
description: SODIMM DDR Synchronous
physical id: 0
slot: DIMM 1
size: 512MiB
width: 64 bits
*-bank:1
description: SODIMM DDR Synchronous
physical id: 1
slot: DIMM 2
size: 2GiB
width: 64 bits
*-pci
description: Host bridge
product: Mobile 915GM/PM/GMS/910GML Express Processor to DRAM Controller
vendor: Intel Corporation
physical id: 100
bus info: pci@0000:00:00.0
version: 03
width: 32 bits
clock: 33MHz
*-pci:0
description: PCI bridge
product: Mobile 915GM/PM Express PCI Express Root Port
vendor: Intel Corporation
physical id: 1
bus info: pci@0000:00:01.0
version: 03
width: 32 bits
clock: 33MHz
capabilities: pci pm msi pciexpress bus_master cap_list
configuration: driver=pcieport-driver
*-display UNCLAIMED
description: VGA compatible controller
product: M22 [Mobility Radeon X300]
vendor: ATI Technologies Inc
physical id: 0
bus info: pci@0000:01:00.0
version: 00
width: 32 bits
clock: 33MHz
capabilities: pm pciexpress msi bus_master cap_list
configuration: latency=0
*-pci:1
description: PCI bridge
product: 82801FB/FBM/FR/FW/FRW (ICH6 Family) PCI Express Port 1
vendor: Intel Corporation
physical id: 1c
bus info: pci@0000:00:1c.0
version: 03
width: 32 bits
clock: 33MHz
capabilities: pci pciexpress msi pm bus_master cap_list
configuration: driver=pcieport-driver
*-network
description: Ethernet interface
product: NetXtreme BCM5751M Gigabit Ethernet PCI Express
vendor: Broadcom Corporation
physical id: 0
bus info: pci@0000:02:00.0
logical name: eth0
version: 11
serial: 00:11:25:d2:d6:7f
capacity: 1GB/s
width: 64 bits
clock: 33MHz
capabilities: pm vpd msi pciexpress bus_master cap_list ethernet physical tp 10bt 10bt-fd 100bt 100bt-fd 1000bt 1000bt-fd autonegotiation
configuration: autonegotiation=on broadcast=yes driver=tg3 driverversion=3.94 firmware=5751m-v3.40a latency=0 link=no module=tg3 multicast=yes port=twisted pair
*-pci:2
description: PCI bridge
product: 82801FB/FBM/FR/FW/FRW (ICH6 Family) PCI Express Port 3
vendor: Intel Corporation
physical id: 1c.2
bus info: pci@0000:00:1c.2
version: 03
width: 32 bits
clock: 33MHz
capabilities: pci pciexpress msi pm bus_master cap_list
configuration: driver=pcieport-driver
*-usb:0
description: USB Controller
product: 82801FB/FBM/FR/FW/FRW (ICH6 Family) USB UHCI #1
vendor: Intel Corporation
physical id: 1d
bus info: pci@0000:00:1d.0
version: 03
width: 32 bits
clock: 33MHz
capabilities: bus_master
configuration: driver=uhci_hcd latency=0 module=uhci_hcd
*-usb:1
description: USB Controller
product: 82801FB/FBM/FR/FW/FRW (ICH6 Family) USB UHCI #2
vendor: Intel Corporation
physical id: 1d.1
bus info: pci@0000:00:1d.1
version: 03
width: 32 bits
clock: 33MHz
capabilities: bus_master
configuration: driver=uhci_hcd latency=0 module=uhci_hcd
*-usb:2
description: USB Controller
product: 82801FB/FBM/FR/FW/FRW (ICH6 Family) USB UHCI #3
vendor: Intel Corporation
physical id: 1d.2
bus info: pci@0000:00:1d.2
version: 03
width: 32 bits
clock: 33MHz
capabilities: bus_master
configuration: driver=uhci_hcd latency=0 module=uhci_hcd
*-usb:3
description: USB Controller
product: 82801FB/FBM/FR/FW/FRW (ICH6 Family) USB UHCI #4
vendor: Intel Corporation
physical id: 1d.3
bus info: pci@0000:00:1d.3
version: 03
width: 32 bits
clock: 33MHz
capabilities: bus_master
configuration: driver=uhci_hcd latency=0 module=uhci_hcd
*-usb:4
description: USB Controller
product: 82801FB/FBM/FR/FW/FRW (ICH6 Family) USB2 EHCI Controller
vendor: Intel Corporation
physical id: 1d.7
bus info: pci@0000:00:1d.7
version: 03
width: 32 bits
clock: 33MHz
capabilities: pm debug bus_master cap_list
configuration: driver=ehci_hcd latency=0 module=ehci_hcd
*-pci:3
description: PCI bridge
product: 82801 Mobile PCI Bridge
vendor: Intel Corporation
physical id: 1e
bus info: pci@0000:00:1e.0
version: d3
width: 32 bits
clock: 33MHz
capabilities: pci bus_master cap_list
*-pcmcia
description: CardBus bridge
product: RL5c476 II
vendor: Ricoh Co Ltd
physical id: 0
bus info: pci@0000:0b:00.0
version: 8d
width: 64 bits
clock: 33MHz
capabilities: pcmcia bus_master cap_list
configuration: driver=yenta_cardbus latency=176 maxlatency=5 mingnt=128 module=yenta_socket
resources: iomemory:b00d0c0b0-b00d0c0af
*-network
description: Wireless interface
product: PRO/Wireless 2200BG [Calexico2] Network Connection
vendor: Intel Corporation
physical id: 2
bus info: pci@0000:0b:02.0
logical name: eth1
version: 05
serial: 00:12:f0:ca:64:cf
width: 32 bits
clock: 33MHz
capabilities: pm bus_master cap_list ethernet physical wireless
configuration: broadcast=yes driver=ipw2200 driverversion=1.2.2kmprq firmware=ABG:9.0.2.6 (Mar 22 2005) ip=192.168.1.17 latency=64 link=yes maxlatency=24 mingnt=3 module=ipw2200 multicast=yes wireless=IEEE 802.11g
*-multimedia
description: Multimedia audio controller
product: 82801FB/FBM/FR/FW/FRW (ICH6 Family) AC'97 Audio Controller
vendor: Intel Corporation
physical id: 1e.2
bus info: pci@0000:00:1e.2
version: 03
width: 32 bits
clock: 33MHz
capabilities: pm bus_master cap_list
configuration: driver=Intel ICH latency=0 module=snd_intel8x0
*-communication UNCLAIMED
description: Modem
product: 82801FB/FBM/FR/FW/FRW (ICH6 Family) AC'97 Modem Controller
vendor: Intel Corporation
physical id: 1e.3
bus info: pci@0000:00:1e.3
version: 03
width: 32 bits
clock: 33MHz
capabilities: pm cap_list
configuration: latency=0
*-isa
description: ISA bridge
product: 82801FBM (ICH6M) LPC Interface Bridge
vendor: Intel Corporation
physical id: 1f
bus info: pci@0000:00:1f.0
version: 03
width: 32 bits
clock: 33MHz
capabilities: isa bus_master
configuration: latency=0
*-ide
description: IDE interface
product: 82801FBM (ICH6M) SATA Controller
vendor: Intel Corporation
physical id: 1f.2
bus info: pci@0000:00:1f.2
logical name: scsi0
logical name: scsi1
version: 03
width: 32 bits
clock: 66MHz
capabilities: ide pm bus_master cap_list emulated
configuration: driver=ata_piix latency=0
*-disk
description: ATA Disk
product: Hitachi HTS54161
vendor: Hitachi
physical id: 0
bus info: scsi@0:0.0.0
logical name: /dev/sda
version: SB4O
serial: SB144GGRKJ5VDV
size: 149GiB (160GB)
capabilities: partitioned partitioned:dos
configuration: ansiversion=5 signature=cccdcccd
*-volume:0
description: EXT3 volume
vendor: Linux
physical id: 1
bus info: scsi@0:0.0.0,1
logical name: /dev/sda1
logical name: /
version: 1.0
serial: d9651c70-cf9d-4160-91a0-4bf0ecebff0b
size: 143GiB
capacity: 143GiB
capabilities: primary bootable journaled extended_attributes large_files ext3 ext2 initialized
configuration: created=2009-08-01 23:47:12 filesystem=ext3 modified=2009-08-01 16:35:05 mount.fstype=ext3 mount.options=rw,relatime,errors=remount-ro,data=ordered mounted=2009-08-02 08:05:32 state=mounted
*-volume:1
description: Extended partition
physical id: 2
bus info: scsi@0:0.0.0,2
logical name: /dev/sda2
size: 5891MiB
capacity: 5891MiB
capabilities: primary extended partitioned partitioned:extended
*-logicalvolume
description: Linux swap / Solaris partition
physical id: 5
logical name: /dev/sda5
capacity: 5890MiB
capabilities: nofs
*-cdrom
description: DVD reader
product: UJDA765 DVD/CDRW
vendor: MATSHITA
physical id: 1
bus info: scsi@1:0.0.0
logical name: /dev/cdrom
logical name: /dev/cdrw
logical name: /dev/dvd
logical name: /dev/scd0
logical name: /dev/sr0
version: 1.02
capabilities: removable audio cd-r cd-rw dvd
configuration: ansiversion=5 status=nodisc
*-serial UNCLAIMED
description: SMBus
product: 82801FB/FBM/FR/FW/FRW (ICH6 Family) SMBus Controller
vendor: Intel Corporation
physical id: 1f.3
bus info: pci@0000:00:1f.3
version: 03
width: 32 bits
clock: 33MHz
configuration: latency=0
*-network DISABLED
description: Ethernet interface
physical id: 1
logical name: pan0
serial: ca:c2:50:26:e3:b4
capabilities: ethernet physical
configuration: broadcast=yes driver=bridge driverversion=2.3 firmware=N/A link=yes multicast=yes