[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] Re: [Xen-users] DomU max 32GB memory
On Sat, Jun 18, 2011 at 5:17 AM, Bert Sarens <Bert.Sarens@xxxxxxxx> wrote: > xentop - 13:16:37 Xen 4.0.1 > 2 domains: 1 running, 1 blocked, 0 paused, 0 crashed, 0 dying, 0 shutdown > Mem: 100650084k total this is 95.987400055 GB So Xen sees all of the memory. See Xen best practices for setting dom0 memory http://wiki.xensource.com/xenwiki/XenBestPractices 100384044k used, 266040k free CPUs: 24 @ 2394MHz > NAME STATE CPU(sec) CPU(%) MEM(k) MEM(%) MAXMEM(k) MAXMEM(%) > VCPU > S NETS NETTX(k) NETRX(k) VBDS VBD_OO VBD_RD VBD_WR VBD_RSECT > VBD_WSECT > SSID > database --b--- 17974 0.0 67105024 66.7 67108864 66.7 > 1 1 281487 153774 2 0 4890212 1998411 40125562 > 45614704 > 0 > Domain-0 -----r 1378 1.4 31989760 31.8 no limit n/a > 2 > 4 0 0 0 0 0 0 0 0 > 0 > 0 > > > Citeren "Todd Deshane" <todd.deshane@xxxxxxx>: > >> On Fri, Jun 17, 2011 at 5:09 AM, Bert Sarens <Bert.Sarens@xxxxxxxx> wrote: >>> >>> Dear all, >>> >>> I installed a xen hypervisor on a server with 96 GB ram. >>> I chose 64Gb ram for one domU called database. However when the domU >>> starts >>> it only has 32GB memory available. >>> I thought the max was up to 1TB. Am I doing something wrong? >>> Operating system: debian amd64 squeeze. >>> >>> Thank you for your time, >>> Bert >>> >>> Some info about my systems: >>> >>> dpkg -l results: >>> >>> ii xen-hypervisor 4.0.1-2 The Xen Hypervisor on AMD64 >>> ii xen-linux-syst 2.6.32+29 Xen system with Linux 2.6 for 64-bit >>> PCs >>> (me >>> ii xen-linux-syst 2.6.32-34squee Xen system with Linux 2.6.32 on 64-bit >>> PCs >>> ( >>> ii xen-qemu-dm-4. 4.0.1-2 Xen Qemu Device Model virtual machine >>> hardwa >>> ii xen-tools 4.2-1 Tools to manage Xen virtual servers >>> ii xen-utils-4.0 4.0.1-2 XEN administrative tools >>> ii xen-utils-comm 4.0.0-1 XEN administrative tools - common files >>> ii xenstore-utils 4.0.1-2 Xenstore utilities for Xen >>> >>> Xm info results: >>> >>> host : xennekeV2 >>> release : 2.6.32-5-xen-amd64 >>> version : #1 SMP Thu May 19 01:16:47 UTC 2011 >>> machine : x86_64 >>> nr_cpus : 24 >>> nr_nodes : 2 >>> cores_per_socket : 6 >>> threads_per_core : 2 >>> cpu_mhz : 2394 >>> hw_caps : >>> bfebfbff:2c100800:00000000:00001f40:029ee3ff:00000000:00000001:00000000 >>> virt_caps : hvm hvm_directio >>> total_memory : 98291 >>> free_memory : 259 >>> node_to_cpu : node0:0,2,4,6,8,10,12,14,16,18,20,22 >>> node1:1,3,5,7,9,11,13,15,17,19,21,23 >>> node_to_memory : node0:0 >>> node1:259 >>> node_to_dma32_mem : node0:0 >>> node1:256 >>> max_node_id : 1 >>> xen_major : 4 >>> xen_minor : 0 >>> xen_extra : .1 >>> 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 : unavailable >>> xen_commandline : placeholder dom0_mem=32G >>> cc_compiler : gcc version 4.4.5 (Debian 4.4.5-10) >>> cc_compile_by : waldi >>> cc_compile_domain : debian.org >>> cc_compile_date : Wed Jan 12 14:04:06 UTC 2011 >>> xend_config_format : 4 >>> >>> Xm list resulst: >>> >>> Name ID Mem VCPUs State >>> Time(s) >>> Domain-0 0 31976 24 r----- >>> 615.0 >>> database 1 65536 1 r----- >>> 9165.6 >>> >>> On the database domU >>> >>> free -m >>> total used free shared buffers cached >>> Mem: 32764 3519 29245 0 11 100 >>> -/+ buffers/cache: 3407 29357 >>> Swap: 2047 4 2043 >>> >>> >> >> How much memory does xm top (xentop) report? >> >> -- >> Todd Deshane >> http://www.linkedin.com/in/deshantm >> http://www.xen.org/products/cloudxen.html >> http://runningxen.com/ >> > > > > -- Todd Deshane http://www.linkedin.com/in/deshantm http://www.xen.org/products/cloudxen.html http://runningxen.com/ _______________________________________________ Xen-users mailing list Xen-users@xxxxxxxxxxxxxxxxxxx http://lists.xensource.com/xen-users
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