search for: bs2000

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2012 Jan 10
0
Live Migration of BS2000 DomU
Hi, we (Fujitsu) are proud to announce the successful live migration of a BS2000 domU (pvHVM). The domU had 32 GB of memory, 8 active vcpus, an active LAN connection and about 2500 FC-disks online. The domU had an active test load on 8 disks running and several cpu intensive test jobs. All BS2000 peripherals are connected via a special pv-driver handling all devices with just...
2003 Oct 08
4
OS/390 openssh
Hello Steve, Hello OpenSSH-portable developers, I am building OpenSSH for our (EBCDIC-based) BS2000 mainframe operating system, and I noticed you do the same for OS/390. Because my initial ssh port was based on IBM's OSS port (ssh-1.2.2 or some such), I thought it was fair enough to help with a little co-operation; we might come up with a unified EBCDIC patch which could be contributed to th...
2008 Oct 28
2
late lapic timer interrupts for hvm guest
...ks. Otherwise guests which use * LAPIC ticks for process accounting can see long sequences of process * ticks incorrectly accounted to interrupt processing. */ if ( pt->source == PTSRC_lapic ) pt->scheduled += period >> 1; We have ported our mainframe OS BS2000 to x86_64/XEN and we are using the lapic timer as the main timer interrupt source (one shot mode). Finally I''ve found the above coding which seems to be the root cause of late interrupts. I think the problem mentioned in the comment won''t occur if the guest uses the lapic timer i...
2009 Oct 23
11
soft lockups during live migrate..
Trying to migrate a 64bit PV guest with 64GB running medium to heavy load on xen 3.4.0, it is showing lot of soft lockups. The softlockups are causing dom0 reboot by the cluster FS. The hardware has 256GB and 32 CPUs. Looking into the hypervisor thru kdb, I see one cpu in sh_resync_all() while all other 31 appear spinning on the shadow_lock. I vaguely remember seeing some thread on this while
2008 Dec 17
36
[Patch 2 of 2]: PV-domain SMP performance Linux-part
-- Juergen Gross Principal Developer IP SW OS6 Telephone: +49 (0) 89 636 47950 Fujitsu Siemens Computers e-mail: juergen.gross@fujitsu-siemens.com Otto-Hahn-Ring 6 Internet: www.fujitsu-siemens.com D-81739 Muenchen Company details: www.fujitsu-siemens.com/imprint.html _______________________________________________
1997 Sep 17
2
GUEST_SESSSETUP as an smb.conf parameter?
...? I'm doing ALL the necessary changes for my companies platforms in the Makefile only and am using a line FLAGSM = -DSVR4 -DSHADOW_PWD -DGUEST_SESSSETUP=1 -DFAST_SHARE_MODES -DALLOW_CHANGE_PASSWORD regards Stefan -- Stefan Kanthak e-mail: Stefan.Kanthak@mch.sni.de OEC BS2000 OS AP 2 'POSIX' WWW: http://D255S050.mch.sni.de/ Siemens Nixdorf Informationssysteme AG LAN-Manager: \\D255S050\PUBLIC\ Otto-Hahn-Ring 6 Telefon: +49 (89) 636-47598 81730 Muenchen Telefax: +49 (89) 636-46472 -- Jacco...
2013 Dec 05
7
POD: soft lockups in dom0 kernel
Hi, when creating a bigger (> 50 GB) HVM guest with maxmem > memory we get softlockups from time to time. kernel: [ 802.084335] BUG: soft lockup - CPU#1 stuck for 22s! [xend:31351] I tracked this down to the call of xc_domain_set_pod_target() and further p2m_pod_set_mem_target(). Unfortunately I can this check only with xen-4.2.2 as I don''t have a machine with enough memory for
2013 Apr 16
1
update config.guess and config.sub to support aarch64
Hello, would it be possible to update config.sub and config.guess to the latest versions (or at least version from automake-1.13.1) in order to support new architectures based on the ARM 64 bit CPU? Patch: http://plautrba.fedorapeople.org/openssh/openssh-latest-config.sub-config.guess.patch Related Fedora bug: https://bugzilla.redhat.com/show_bug.cgi?id=926284 Thanks, Petr