Xen devel - Jul 2006

Monday July 31 2006
TimeRepliesSubject
11:23PM 2 newer domU older hypervisor?
7:39PM 4 vbd flushing during migration?
7:10PM 1 [PATCH 5/6] xen, tools: calculate nr_cpus via num_online_cpus
7:09PM 10 [PATCH 0/6] xen,xend,tools: Add NUMA support to Xen
5:16PM 0 3.0.3?
3:15PM 12 [PATCH] Fix bug #709 by daemonizing blktapctrl and closing stdin, stdout and stderr
2:57PM 10 Xen PXE solution
1:33PM 0 PATCH [4/4] sHype/ACM User Guide/Simple policy creation tool
1:32PM 0 PATCH [3/4] sHype/ACM User Guide Chapter - Figure2
1:32PM 0 PATCH [2/4] sHype/ACM User Guide Chapter - Figure1
1:31PM 0 PATCH [1/4] sHype/ACM User Guide Chapter
1:00PM 3 [Xen-tools] Dprobe and Systemtap for Xen Tracing and Debugging.
9:44AM 0 [PATCH 2/2] Place all Local APIC register into one page
9:35AM 0 [PATCH 1/2] Fix for APIC priority operation
9:32AM 0 [PATCH] Fix gdtr access on vmxassist
8:51AM 0 VMX status report 10868:d2bf1a7cc131
8:02AM 1 A patch for cross compiling
 
Sunday July 30 2006
TimeRepliesSubject
2:06PM 1 Kernel crashed if ther were much network traffic
12:00PM 4 Stability of shared info structs?
1:42AM 1 [PATCH] move e820 ACPI entries into RAM
 
Saturday July 29 2006
TimeRepliesSubject
12:14PM 1 xen-tools
1:43AM 0 [PATCH] build p2m mapping according to m2p mapping
 
Friday July 28 2006
TimeRepliesSubject
10:58PM 6 [PATCH] ia64 buildconfig update
10:56PM 1 FW: [Xen-users] Can''t make xenoprof work twice
7:17PM 1 Re: [Xen-changelog] [xen-unstable] [IA64] Creates tools/libxc/ia64 directory.
6:22PM 0 Bug 709 blktapctrl doesn''t daemonize
5:33PM 1 RE: [PATCH] Minor fix to xentop to stop it dying whendomains go away at the wrong time
3:07PM 0 VMX status report 10756:5848356af8da
2:08PM 0 [PATCH] Print shorthelp of xm shutdown
1:17PM 0 ia64 lost null files
12:50PM 0 [PATCH] add CONFIG_IA64 in tools/libxc/Makefile
12:39PM 1 [PATCH][qemu] fix ia64
10:25AM 0 Question about xm info
9:16AM 1 Do we have a hypercall that sets up p2m mapping for another domain
8:44AM 0 [PATCH] vioapic typo
8:42AM 14 [0/9] [NET]: Add TSO support for dom0=>domU
7:06AM 6 [PATCH][RFC] open HVM backing storage with O_SYNC
1:09AM 0 SEDF regression
 
Thursday July 27 2006
TimeRepliesSubject
11:15PM 0 [powerpc] please pull from xenppc-unstable-merge.hg
9:52PM 1 Sysenter_entry and /proc/kallsyms
8:51PM 11 RFC: virtual network access control
8:40PM 2 [XenPPC] [patch] [ppc] use xen_ulong_t in start_info
8:23PM 2 ne2000 support removed in -unstable
6:44PM 0 Live migration hangs on xen-3.0.2_09749-0.4 x86-64
6:09PM 3 please pull xen-ia64-unstable.hg
5:53PM 0 RE: [PATCH] [HVM] Rename file hvm_info_table.h toplatform.h
3:25PM 0 Xen Communication Question
3:19PM 0 [TPM] Remove stale code from backend
3:19PM 0 VMX status report 10744:5d76b22f80e4
3:11PM 0 [PATCH 2/2] linux/x86: Disable all accesses to the IO-APIC pages
3:09PM 0 [PATCH 1/2] linux/x86: Disable all accesses to the local APIC page
1:17PM 0 [PATCH] x86-linux: Use MULTI_UVMxxx_INDEX where possible
12:48PM 1 [rfc] Re: [XenPPC] Booting xen_maple_defconfig kernel on bare hardware
10:43AM 0 [PATCH] remove unused definitions in xc_hvm_build.c
10:25AM 1 [PATCH] [HVM] Rename file hvm_info_table.h to platform.h
9:41AM 2 pcifront for ia64
9:28AM 0 [PATCH] clear MPT l2 entries when allocating monitor pagetable
7:10AM 0 [PATCH] Fix of C/S 10529:4260eb8c08740de0000081c61a6237ffcb95b2d5 for IA64.
3:53AM 0 rebase for bufferIO patch
3:18AM 0 [Patch] Fix "Unreported Memory and IO Port Test" failure issue in HCT
 
Wednesday July 26 2006
TimeRepliesSubject
11:08PM 4 [PATCH]HVM acpi timer update
10:33PM 2 make world generates error :"ERROR: QEMU requires SDL or Cocoa for graphical output"
9:20PM 3 xenconsole: Could not read tty from store: No such file or directory
7:50PM 5 [Fwd: stack overflow "cause" found]
5:50PM 0 [PATCH] map p2m entry only needs gpfn and gmfn as input parameters.
2:35PM 0 RE: [Xen-ia64-devel] [PATCH][QEMU] Add IA64-specific code for new qemu.
2:17PM 0 [PATCH] [HVM] enable sound card support for qemu
11:05AM 0 [Patch] remove linux/compiler.h in xenstat.c
9:08AM 0 VMX status report 10730:37f206c7405a
8:57AM 0 RE: [Xen-ia64-devel] Re: [PATCH] Add lost logic for VGAinitialization
8:54AM 1 RE: [Xen-ia64-devel] Re: [PATCH] Add lost logic for VGAinitialization
8:53AM 0 [PATCH] sync p2m table across all vcpus on x86_32p xen.
7:57AM 5 linux-2.6-xen.hg
7:17AM 1 [PATCH] [RESEND] a small fix to Qemu vga DM
5:38AM 1 [Xen-ia64-devel] RE: [PATCH] Add lost logic for VGA initialization
4:46AM 4 [PATCH] Add lost logic for VGA initialization
1:09AM 0 Interrrupts and IPIs?
 
Tuesday July 25 2006
TimeRepliesSubject
10:14PM 30 [PATCH] turn off writable page tables
9:26PM 0 [SVM][PATCH] fix CONFIG_PAGING_LEVELS tests
7:58PM 2 [SVM][PATCH] fix NMI vmexit handling
7:01PM 0 Daily Xen-HVM Build Testing: cs10712
4:02PM 6 BUG: x86-64 VT crash backtrace
3:28PM 5 build problems with current xen unstable cpu.h vl.h:75 vl.c:24 cpu-all.h:122: error: syntax error before "float64"
12:10PM 1 Synchronisation between a Linux dom0 and a hvm Windows guest
9:29AM 0 mini-os on ia64
5:46AM 0 Mercurial 0.9.1 released!
5:41AM 3 [PATCH] VNC enhancement in new qemu-dm
2:09AM 6 [PATCH][QEMU] Add IA64-specific code for new qemu.
1:59AM 2 [PATCH][XEND]Fix memory allocation for VTi domain with new Qemu on xen-unstagle.hg
 
Monday July 24 2006
TimeRepliesSubject
11:24PM 0 [PATCH] vTPM update for new emulator release
11:08PM 1 Problem with IO/ MMU
9:32PM 1 README patch
7:59PM 2 X11 on domU
6:49PM 8 Network stops responding after some time
4:23PM 29 [PATCH][ACM] kernel enforcement of vbd policies via blkback driver
2:57AM 0 [HVM]xm-test: HANG during enforce_dom0_cpus
 
Sunday July 23 2006
TimeRepliesSubject
10:02PM 9 Fwd: compile error : make: *** i386-dm: No such file or directory.
3:52PM 2 Print a message
12:33PM 5 [PATCH] Mini-OS to use evtchn_port_t for ports and other improvements
 
Saturday July 22 2006
TimeRepliesSubject
2:12PM 2 XensmartIO & IB stack
 
Friday July 21 2006
TimeRepliesSubject
11:26PM 2 [PATCH] xmtest network script check
9:09PM 0 [PATCH] Fix installation of libblktap
9:04PM 0 [PATCH] Fix libxenstore perms again
5:07PM 3 [RFC][XM-TEST][PATCH] Change xm-test HVM disk.img to be an iso cdrom image with grub and an initramfs
4:54PM 0 mm.c
3:30PM 0 [RTLWS8-CFP] Eighth Real-Time Linux Workshop 2nd CFP
2:37PM 0 How can I create a proxy system?
9:32AM 0 xen zombie while starting on "Secondary" DRBD device
1:15AM 0 [PATCH] xenbaked.c: fix "bad domain id: 32"
 
Thursday July 20 2006
TimeRepliesSubject
10:32PM 0 XenSource Trademarks
10:16PM 2 [PATCH] Uninitialized ifname can cause qemu to quit
4:11PM 2 e1000: Problem with "disable CRC stripping workaround" patch
4:07PM 0 [RFC][Re: Xen Roadmap proposal] Grant table sockets
3:48PM 5 xen unstable build problem on amd64 - i386-dm
3:45PM 0 mm.c: function virt_to_xen_l2e
1:09PM 0 [NET] gso: Fix reversed error test in netif_tx_trylock
12:55PM 0 AGP problem with 64-bit Xen on Athlon 64
12:17PM 0 [RFC][Re: Xen Roadmap proposal] Grant table sockets
8:50AM 0 [PATCH] Make libxenstore a versioned library
4:20AM 0 VMX status report 10712:bbabdebc54ad
 
Wednesday July 19 2006
TimeRepliesSubject
10:32PM 2 Zombie domains
8:49PM 1 Xen-unstable kernel panics on boot
7:16PM 0 HVM-xmtest: hang on 01_enforce_dom0_cpus_basic_pos
5:54PM 4 High-Level API
10:29AM 2 [PATCH] xen x86_64 and CONFIG_FLATMEM
9:22AM 0 [PATCH][HVM] vmx domain save/restore support
 
Tuesday July 18 2006
TimeRepliesSubject
11:24PM 4 New Device Model?
6:32PM 3 driver domains
4:56PM 2 xenmon question
2:03PM 0 Fwd: Linux bridging + bonding problem
12:51PM 33 Paravirtualised drivers for fully virtualised domains
11:58AM 0 PATCH: creates asm/perfc_defn.h
11:54AM 3 Communicating with the Guest Os before the network comes up.
11:41AM 0 Re: [RFC PATCH 24/33] Add support for Xen event channels.
9:56AM 2 xen unstable crashes
2:35AM 0 Xen 2 crashes
 
Monday July 17 2006
TimeRepliesSubject
8:23PM 10 updating kernel
7:28PM 5 New OpenSolaris release for Xen..
7:17PM 2 Live migration fails when available memory exactly equal to required memory on target system
7:16PM 0 [PATCH 5/5] pciback: documentation for user-space quirks
7:15PM 3 [PATCH 4/5] pciback: user-space quirks policy
7:15PM 0 [PATCH 3/5] pciback: xend support for user-space PCI quirks
7:15PM 0 [PATCH 2/5] pciback: per-device permissive flag
7:15PM 0 [PATCH 1/5] pciback: user-space PCI quirks
7:15PM 0 [PATCH 0/5] pciback: userspace PCI quirks & per-device permissive flag
7:10PM 1 mini-os under xen 3.0.2
2:44PM 0 install issues
2:44PM 0 (no subject)
2:07PM 0 [PATCH] vTPM part for user docs
10:36AM 3 [Patch] Fix cirrus and rt8139 co-exist issue
5:15AM 0 VMX status report 10711:ecb8ff1fcf1f
 
Sunday July 16 2006
TimeRepliesSubject
8:53PM 2 Bug report - Unable to install Windows XP on domU
7:03PM 2 HVM lba48 support
 
Saturday July 15 2006
TimeRepliesSubject
3:38PM 3 Xen scheduling bug?
12:40AM 2 Using LinuxBIOS as virtual firmware
 
Friday July 14 2006
TimeRepliesSubject
8:53PM 0 problems building on FC5
8:32PM 3 Xen-HVM: x86_64: cs10711 broken
8:12PM 2 usb-patch
7:00PM 5 [PATCH] Minor fix to xentop to stop it dying when domains go away at the wrong time
4:41PM 0 xmlrpc over SSH
4:40PM 0 RE: Xen bootloader (was: Re: Xen Roadmap proposal)
4:24PM 2 Performance on QEMU IDE disks
3:39PM 23 [RFC] New shadow paging code
3:16PM 1 [PATCH] netfront: support ethtool''s get_link()
3:08PM 4 VMX status report 10680:f692a0a476c5
2:36PM 0 [RFC] [XEND] Lifecycle Patches 7/7
2:35PM 0 [RFC] [XEND] Lifecycle Patches 6/7
2:32PM 0 [RFC] [XEND] Lifecycle Patches 5/7
2:31PM 0 [RFC] [XEND] Lifecycle Patches 4/7
2:31PM 0 [RFC] [XEND] Lifecycle Patches 3/7
2:31PM 0 [RFC] [XEND] Lifecycle Patches 2/7
2:31PM 0 [RFC] [XEND] Lifecycle Patches 1/7
2:31PM 0 [RFC] [XEND] Lifecycle changes 0/7
11:37AM 0 [PATCH] [PATCH] fix system crash when vmx guest startx or restore
9:52AM 0 RE: qla2xxx driver failed in dom0 - invalid opcode: 0000[1] SMP
9:50AM 1 xen debug messages
3:10AM 0 qla2xxx driver failed in dom0 - invalid opcode: 0000 [1] SMP
2:55AM 0 [PATCH] build: Fix typo in description of XEN_BLKDEV_TAP
12:00AM 0 Credit scheduler documentation
 
Thursday July 13 2006
TimeRepliesSubject
11:02PM 1 [PATCH] default blktap off for ia64
11:00PM 0 [PATCH] fix PAGE_SIZE assumptions in blktap
10:57PM 0 [PATCH] update libaio to 0.3.106
10:30PM 0 [PATCH][XM-TEST] HVM - Change default network driver
9:56PM 0 [PATCH] Allow the block script to retry losetup -d
6:59PM 5 [PATCH][XEND] Fix HVM Domain Creation When No Vifs Configured
5:35PM 0 [PATCH][TPM] Discarding of packets
5:29PM 0 fyi, failure on latest hg
5:23PM 1 how to submit patches for new tools/ioemu?
4:24PM 1 QNX running inside domU
3:49PM 0 Daily Xen-HVM Build Testing: cs10671
1:54PM 0 [PATCH] Backported critical security fix from 2.6.17.4
12:06PM 0 Re: Xen Roadmap proposal and Mini-OS C library
5:49AM 0 VMX status report 10671:b20580cf7fc1
4:07AM 0 [Patch] Initial check for libvncserver-config in toplevel Makefile.
4:04AM 3 [PATCH] Update new qemu-dm to spawn vncviewer
4:00AM 0 [PATCH] enable tools/xcutils build on ia64
 
Wednesday July 12 2006
TimeRepliesSubject
10:55PM 9 [PATCH 0 of 8] common code changes for PowerPC merge
10:24PM 0 [PATCH] xm-test enforce_dom0_cpus
10:03PM 0 irq sharing in Xen
9:29PM 0 [PATCH] HVM SMBIOS 5/5
8:42PM 0 [Patch] xm save error message for hvm domains.
8:33PM 0 [PATCH] HVM SMBIOS v2 5/5
8:32PM 2 [PATCH] HVM SMBIOS v2 4/5
8:31PM 1 [PATCH] HVM SMBIOS v2 3/5
8:29PM 1 [PATCH] HVM SMBIOS v2 2/5
8:27PM 1 [PATCH] HVM SMBIOS v2 1/5
8:25PM 2 [PATCH] HVM SMBIOS v2 0/5
8:00PM 2 get CPU idle time?
6:39PM 0 Working on hvm save/restore.
6:16PM 10 xen test results on Unisys ES7000
6:02PM 26 Daily Xen Builds
5:51PM 0 [PATCH] ia64 build fix
2:44PM 24 Xen Roadmap proposal
2:27PM 0 PATCH: rewrite of lomount
8:30AM 3 Re: [PATCH] [1/4] put xen console message into syslogbutxm dmesg is not affected
2:40AM 0 Page sharing in Xen
2:38AM 3 Page sharing in Xen?
 
Tuesday July 11 2006
TimeRepliesSubject
11:59PM 0 Xen User BOF at Ottawa Linux Symposium
11:09PM 0 RE: [PATCH] Re: network-bridge scriptbreaks networkconnectivity
5:51PM 1 RE: [PATCH] Re: network-bridge scriptbreaks networkconnectivity
4:56PM 0 xenstore home-directory migration
4:50PM 3 [Bug] Fix for QEMU 0.8.1 Window Freeze
3:38PM 0 [PATCH][SVM] cleanup perfc for svmexits
3:37PM 2 [PATCH 6/6] xen, tools: Add new hypercalls/tools to examine heap
3:37PM 0 [PATCH][SVM] pit time "lost ticks" fix
3:37PM 0 [PATCH 5/6] xen, tools: calcuate nr_cpus via num_online_cpus()
3:36PM 2 [PATCH 4/6] xend: export NUMA topology in physinfo
3:36PM 3 [PATCH 3/6] xen: modify memory ops to be NUMA-aware
3:36PM 3 [PATCH 2/6] xen: NUMA-aware page allocator
3:36PM 2 [PATCH 1/6] xen: NUMA infrastructure
3:35PM 6 [PATCH 0/6] xen,xend,tools: NUMA support for Xen
8:56AM 0 [PATCH] trace gpa instead of va when tracing MMIO
7:32AM 4 [PATCH] cleanup "struct xenbus_driver"
6:51AM 0 VMX status report 10650:a1c2cede77c7
5:45AM 2 RE: [PATCH] Re: network-bridge script breaks networkconnectivity
1:56AM 0 [PATCH][DOC] Scheduler default in Users Manual
 
Monday July 10 2006
TimeRepliesSubject
7:23PM 2 [powerpc] initial PowerPC support
2:50PM 0 difference between alloc_vm_area() and balloon_alloc_empty_page_range()
1:35PM 1 PATCH: support make -j in xen/
1:29PM 0 [PATCH][ACM][RESEND] python tools and support for resource labeling
12:30PM 0 Mac address FE:FF:FF:FF:FF:FF
8:28AM 0 VMX status report 10648:30cdeb686b93
6:54AM 1 Fix "Many lost ticks" warning in ia32e guest
6:53AM 2 Intel hardware
6:04AM 0 [PATCH][HVM] Removing 1:1 mapping from qemu-dm (2/2) -- changes to shadow mode
6:04AM 0 [PATCH][HVM] Removing 1:1 mapping from qemu-dm (1/2) -- mapcache
5:07AM 0 Fix typos in a error message of the xm save/migrate command
3:52AM 0 Round robin scheduler for Xen 3.0
 
Sunday July 9 2006
TimeRepliesSubject
10:02PM 3 Injecting physical IRQ (pirq) into hvm guest
9:27AM 0 [PATCH] Fix error message of xm pause/unpause command
12:22AM 0 RE: Re: [PATCH 2/2] Virtual frame buffer: user space backend
 
Saturday July 8 2006
TimeRepliesSubject
5:45PM 0 an issue when using grant table
5:20PM 0 Testing status of HVM (Intel VT) on 64bit XEN unstable c/s 10647
1:48AM 0 [PATCH] Blktap update (RFC)
 
Friday July 7 2006
TimeRepliesSubject
11:24PM 0 [PATCH] [VTPM_TOOLS]: Move extra script into common script file
7:56PM 0 RE: Re: [PATCH 2/2] Virtual frame buffer: user space backend
7:41PM 1 RE: Why gnttab_grant_foreign_access() can only grantaccess for one page?
7:41PM 0 [RFC] [PATCH] HVM SMBIOS support 6/6
7:39PM 0 [RFC] [PATCH] HVM SMBIOS support 5/6
7:38PM 0 [RFC] [PATCH] HVM SMBIOS support 4/6
7:38PM 0 [RFC] [PATCH] HVM SMBIOS support 3/6
7:37PM 0 [RFC] [PATCH] HVM SMBIOS support 2/6
7:36PM 6 [RFC] [PATCH] HVM SMBIOS support 1/6
7:35PM 0 [RFC] [PATCH] HVM SMBIOS support 0/6
6:35PM 0 Massive UDP packet dropping
5:51PM 1 fix for bug 651?
4:58PM 0 [PATCH] xend: Use maxmem value to set domain maxmem
4:09PM 2 xenconsole via ssh
2:16PM 22 [0/11] [NET]: Add TSO support for dom0=>domU
12:46PM 3 [patch] domain builder rewrite, guest kexec
12:38PM 0 Re: [Xen-changelog] [xen-unstable] kunmap_atomic() must zap the PTE to avoid dangling references
11:06AM 0 RFCs: drivers/xen/core/reboot.c for ia64
9:55AM 1 RE: Why gnttab_grant_foreign_access() can only grantaccess for one page?
8:35AM 7 [PATCH] xenconsole fix
8:26AM 0 [PATCH] [4/4] put xen console message into syslog but xm dmesg is not affected
8:22AM 0 [PATCH] [3/4] put xen console message into syslog but xm dmesg is not affected
8:21AM 5 [PATCH] [2/4] put xen console message into syslog but xm dmesg is not affected
8:17AM 5 [PATCH] [1/4] put xen console message into syslog but xm dmesg is not affected
3:15AM 16 [PATCH] Xenoprof passive domain support fixes
2:07AM 3 auto_translated_physmap in Fedora
 
Thursday July 6 2006
TimeRepliesSubject
11:35PM 1 [PATCH] xentrace: new trace event to track lost trace records
8:27PM 12 kernel BUG at net/core/dev.c:1133!
7:04PM 0 Broken x86_64 make install again (was Re: merge with xen-unstable.hg)
6:44PM 0 [PATCH] xenmon: fix domain numbering
4:08PM 3 [PATCH] Fix argument check of xm reboot command (3)
3:40PM 0 help on set_phys_to_machine()!
2:17PM 0 Fwd: RE: xenoprof passive profiling and "mode" setting
12:29PM 0 [PATCH] Add uuid check to domain creation
7:53AM 0 VMX status report 10647:8e55c5c11475
2:37AM 0 [PATCH] [TPM] Move extra script into common script file
 
Wednesday July 5 2006
TimeRepliesSubject
8:25PM 0 Testing status of HVM (Intel VT) on 64bit XEN unstable c/s 10631
7:08PM 1 lowmem_emergency_pool
6:27PM 4 xenoprof passive profiling and "mode" setting
5:41PM 3 GDB and exec mode on xen
5:23PM 1 Why gnttab_grant_foreign_access() can only grant access for one page?
5:11PM 1 [PATCH] Check attributes of page table level 3 entries for 4 level HVM guest.
4:27PM 1 XenoProf''s version
2:04PM 2 [PATCh] Full 64 bits VMCS field operation
1:41PM 0 RE: Re: Page fault is 4 times faster with XI shadowmechanism
12:26PM 0 RE: [Patch] Fix the kernel build failure issue on HVM SMPguests which use 2M pages
12:06PM 1 More descriptive failed vmentry
11:58AM 0 [PATCH] Final MiniOS patch for today: Grant tables implementation
11:49AM 1 RE: [Patch] Fix the kernel build failure issue on HVM SMPguests which use 2M pages
10:54AM 0 [PATCH] MiniOS memory manager augmented with on demand mapper
10:22AM 5 [PATCH] Mini-OS events handling cleanup
10:22AM 0 [Xentop] perl script for data extraction.
8:01AM 0 expose PSE feature to HVM guests if PAE is turned on in config file
4:23AM 3 credit scheduler: the policy of credit assignment
2:17AM 0 Update xen caps to indicate that HVM IA32 PAE guest on PAE host is available.
1:06AM 0 [PATCH][XENTOP] fix field attributes and width for xentop
 
Tuesday July 4 2006
TimeRepliesSubject
2:48PM 0 VMX status report 10631:fd6d12935b56
11:54AM 0 XML-RPC API Documentation
8:04AM 2 [Xen-tools] What''s the main difference between BVT and EDF?,
7:29AM 0 [Patch] Fix the kernel build failure issue on HVM SMP guests which use 2M pages
5:37AM 4 [PATCH] xenmon: remove magic number "31" (the idle domain)
3:28AM 4 [PATCH] libxenstore should be executable
 
Monday July 3 2006
TimeRepliesSubject
3:53PM 10 Xen Management API Draft, version 0.4
8:28AM 17 VT is comically slow
 
Sunday July 2 2006
TimeRepliesSubject
3:39AM 4 What does xm top mean by the following:
 
Saturday July 1 2006
TimeRepliesSubject
6:55PM 3 Page fault is 4 times faster with XI shadow mechanism