It's a RHEL7 kvm guest running on RHEL6.6 with 8G mem and 4 vcpus. The disk configuration in guest xml is
[root@dhcp-66-86-11 ~]# grep -c proc /proc/cpuinfo 4 [root@dhcp-66-86-11 ~]# cat /proc/meminfo MemTotal: 7912932 kB MemFree: 7547480 kB MemAvailable: 7599440 kB Buffers: 944 kB Cached: 219292 kB SwapCached: 0 kB Active: 170072 kB Inactive: 106352 kB Active(anon): 56476 kB Inactive(anon): 8384 kB Active(file): 113596 kB Inactive(file): 97968 kB Unevictable: 0 kB Mlocked: 0 kB SwapTotal: 8257532 kB SwapFree: 8257532 kB Dirty: 42556 kB Writeback: 0 kB AnonPages: 56020 kB Mapped: 33008 kB Shmem: 8552 kB Slab: 42520 kB SReclaimable: 18648 kB SUnreclaim: 23872 kB KernelStack: 2336 kB PageTables: 3280 kB NFS_Unstable: 0 kB Bounce: 0 kB WritebackTmp: 0 kB CommitLimit: 12213996 kB Committed_AS: 260636 kB VmallocTotal: 34359738367 kB VmallocUsed: 26336 kB VmallocChunk: 34359623680 kB HardwareCorrupted: 0 kB AnonHugePages: 12288 kB HugePages_Total: 0 HugePages_Free: 0 HugePages_Rsvd: 0 HugePages_Surp: 0 Hugepagesize: 2048 kB DirectMap4k: 69620 kB DirectMap2M: 8318976 kB [root@dhcp-66-86-11 ~]# cat /proc/mounts proc /proc proc rw,nosuid,nodev,noexec,relatime 0 0 sysfs /sys sysfs rw,seclabel,nosuid,nodev,noexec,relatime 0 0 devtmpfs /dev devtmpfs rw,seclabel,nosuid,size=3943408k,nr_inodes=985852,mode=755 0 0 securityfs /sys/kernel/security securityfs rw,nosuid,nodev,noexec,relatime 0 0 tmpfs /dev/shm tmpfs rw,seclabel,nosuid,nodev 0 0 devpts /dev/pts devpts rw,seclabel,nosuid,noexec,relatime,gid=5,mode=620,ptmxmode=000 0 0 tmpfs /run tmpfs rw,seclabel,nosuid,nodev,mode=755 0 0 tmpfs /sys/fs/cgroup tmpfs rw,seclabel,nosuid,nodev,noexec,mode=755 0 0 cgroup /sys/fs/cgroup/systemd cgroup rw,nosuid,nodev,noexec,relatime,xattr,release_agent=/usr/lib/systemd/systemd-cgroups-agent,name=systemd 0 0 pstore /sys/fs/pstore pstore rw,seclabel,nosuid,nodev,noexec,relatime 0 0 cgroup /sys/fs/cgroup/cpuset cgroup rw,nosuid,nodev,noexec,relatime,cpuset 0 0 cgroup /sys/fs/cgroup/cpu,cpuacct cgroup rw,nosuid,nodev,noexec,relatime,cpu,cpuacct 0 0 cgroup /sys/fs/cgroup/blkio cgroup rw,nosuid,nodev,noexec,relatime,blkio 0 0 cgroup /sys/fs/cgroup/memory cgroup rw,nosuid,nodev,noexec,relatime,memory 0 0 cgroup /sys/fs/cgroup/devices cgroup rw,nosuid,nodev,noexec,relatime,devices 0 0 cgroup /sys/fs/cgroup/freezer cgroup rw,nosuid,nodev,noexec,relatime,freezer 0 0 cgroup /sys/fs/cgroup/net_cls cgroup rw,nosuid,nodev,noexec,relatime,net_cls 0 0 cgroup /sys/fs/cgroup/perf_event cgroup rw,nosuid,nodev,noexec,relatime,perf_event 0 0 cgroup /sys/fs/cgroup/hugetlb cgroup rw,nosuid,nodev,noexec,relatime,hugetlb 0 0 configfs /sys/kernel/config configfs rw,relatime 0 0 /dev/sda3 / xfs rw,seclabel,relatime,attr2,inode64,noquota 0 0 selinuxfs /sys/fs/selinux selinuxfs rw,relatime 0 0 systemd-1 /proc/sys/fs/binfmt_misc autofs rw,relatime,fd=34,pgrp=1,timeout=300,minproto=5,maxproto=5,direct 0 0 debugfs /sys/kernel/debug debugfs rw,seclabel,relatime 0 0 hugetlbfs /dev/hugepages hugetlbfs rw,seclabel,relatime 0 0 mqueue /dev/mqueue mqueue rw,seclabel,relatime 0 0 /dev/sda1 /boot xfs rw,seclabel,relatime,attr2,inode64,noquota 0 0 /dev/sda6 /mnt/testarea/scratch xfs rw,context=system_u:object_r:nfs_t:s0,relatime,attr2,inode64,noquota 0 0 /dev/sda5 /mnt/testarea/test xfs rw,seclabel,relatime,attr2,inode64,noquota 0 0 [root@dhcp-66-86-11 ~]# cat /proc/partitions major minor #blocks name 8 0 314572800 sda 8 1 512000 sda1 8 2 8257536 sda2 8 3 52428800 sda3 8 4 1 sda4 8 5 15728640 sda5 8 6 15728640 sda6 8 7 15728640 sda7 8 8 15728640 sda8 8 9 15728640 sda9 8 10 15728640 sda10 8 11 15728640 sda11 8 16 104857600 sdb 8 17 104856576 sdb1 [root@dhcp-66-86-11 ~]# lvs [root@dhcp-66-86-11 ~]#