[Tmem-devel] tmem centos kernel from downloads or from patch 2.6.18-194.11.1.el5xen

[Vasiliy G Tolstov]

В Срд, 18/08/2010 в 08:46 -0700, Dan Magenheimer пишет:
> > > The oom-killer may be invoked if the balloon driver does
> > > not have the balloon driver code fragment that limits
> > > the minimum memory.
> > 
> > I'm build from source rpm downloaded from oss.oracle.com and try it by
> > kernel /boot/vmlinuz-2.6.18-194.3.1.0.2.el5.tmemxen root=/dev/xvda1
> > console=xvc0 tmem noselfshrink
> > 
> > But in domU oom-killer kills all programs. I think the patch to
> > redhat/centos is bad and does not correct limit minimal memory to
> > shrink.
> 
> I have not seen this behavior with this rpm.  Could you provide
> more detail on the exact steps you used to get to this point?
> Including things like Xen version number, how much physical
> memory you have on the physical machine, vm.cfg file parameters
> etc.?
> 
> Thanks,
> Dan

Download source rpm do rpmbuild --with xenonly -ba spec-file; rpm -ivh
resulted kernel-xen x86_86 rpm.

domU config file:
bootloader = "/usr/bin/pygrub"
name = "vps-21-25"
vif = [ 'mac=00:16:3e:00:01:da,ip=188.127.237.66' ]
disk = ['tap:aio:/mnt/storage/sas/21-25,xvda1,w']
memory = 5000
maxmem = 60000
vcpus = 2
maxvcpus = 14
cpu_cap = 200
cpu_weight = 2048
vfb=['type=vnc,vncpasswd=E2G4R2s2W1']
localtime=1

xm info on dom0:
host                   : xen42
release                : 2.6.32.13-0.5-xen
version                : #1 SMP 2010-07-20 14:12:19 +0200
machine                : x86_64
nr_cpus                : 16
nr_nodes               : 2
cores_per_socket       : 4
threads_per_core       : 2
cpu_mhz                : 2266
hw_caps                :
bfebfbff:28100800:00000000:00001b40:009ce3bd:00000000:00000001:00000000
virt_caps              : hvm hvm_directio
total_memory           : 65455
free_memory            : 50595
free_cpus              : 0
max_free_memory        : 50595
max_para_memory        : 50591
max_hvm_memory         : 50464
node_to_cpu            : node0:0-3,8-11
                         node1:4-7,12-15
node_to_memory         : node0:28581
                         node1:22013
node_to_dma32_mem      : node0:2987
                         node1:0
max_node_id            : 1
xen_major              : 4
xen_minor              : 0
xen_extra              : .0_21091_04-0.2
xen_caps               : xen-3.0-x86_64 xen-3.0-x86_32p hvm-3.0-x86_32
hvm-3.0-x86_32p hvm-3.0-x86_64 
xen_scheduler          : credit
xen_pagesize           : 4096
platform_params        : virt_start=0xffff800000000000
xen_changeset          : 21091
xen_commandline        : tmem=1 loglvl=all noreboot dom0_mem=2048M
dom0_max_vcpus=2 dom0_vcpus_pin console=vga vga=current
cc_compiler            : gcc version 4.3.4 [gcc-4_3-branch revision
152973] (SUSE Linux)
cc_compile_by          : abuild
cc_compile_domain      : 
cc_compile_date        : Thu May 20 11:44:41 UTC 2010
xend_config_format     : 4


-- 
Vasiliy G Tolstov <v.tolstov at selfip.ru>
Selfip.Ru