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➜ /tmp pprof --text /data/apps/qemu-kvm/x86_64-softmmu/qemu-system-x86_64 profile_base/profile.0006.heap
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Some binary filenames not available. Symbolization may be incomplete.
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Try setting PPROF_BINARY_PATH to the search path for local binaries.
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File: qemu-system-x86_64
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Type: inuse_space
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Showing nodes accounting for 374.50MB, 99.88% of 374.96MB total
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Dropped 756 nodes (cum <= 1.87MB)
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flat flat% sum% cum cum%
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242.35MB 64.63% 64.63% 243.55MB 64.95% [librados.so.2.0.0]
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99.59MB 26.56% 91.19% 99.59MB 26.56% [libglib-2.0.so.0.4200.2]
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31.24MB 8.33% 99.53% 31.24MB 8.33% qemu_try_memalign
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0.89MB 0.24% 99.76% 129.61MB 34.57% [libceph-common.so.0]
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0.35MB 0.094% 99.86% 114.77MB 30.61% [librbd.so.1.12.0]
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0.07MB 0.019% 99.88% 128.10MB 34.16% [libstdc++.so.6.0.19]
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0 0% 99.88% 236.02MB 62.95% <unknown>
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0 0% 99.88% 130.71MB 34.86% __clone
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0 0% 99.88% 136.74MB 36.47% __correctly_grouped_prefixwc
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0 0% 99.88% 107.34MB 28.63% __libc_start_main
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0 0% 99.88% 107.33MB 28.62% _start
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0 0% 99.88% 2.16MB 0.58% access_with_adjusted_size
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0 0% 99.88% 2.16MB 0.58% address_space_rw
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0 0% 99.88% 2.10MB 0.56% address_space_update_topology
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0 0% 99.88% 2.03MB 0.54% address_space_update_topology_pass
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0 0% 99.88% 2.16MB 0.58% address_space_write
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0 0% 99.88% 2.16MB 0.58% address_space_write_continue
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0 0% 99.88% 88.04MB 23.48% aio_ctx_dispatch
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0 0% 99.88% 88.04MB 23.48% aio_dispatch
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0 0% 99.88% 3.97MB 1.06% bdrv_aligned_preadv
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0 0% 99.88% 132.77MB 35.41% bdrv_aligned_pwritev
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0 0% 99.88% 3.97MB 1.06% bdrv_co_do_preadv
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0 0% 99.88% 132.77MB 35.41% bdrv_co_do_pwritev
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0 0% 99.88% 3.97MB 1.06% bdrv_co_do_readv
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0 0% 99.88% 136.74MB 36.47% bdrv_co_io_em
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0 0% 99.88% 3.97MB 1.06% bdrv_co_readv
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0 0% 99.88% 3.97MB 1.06% bdrv_co_readv_em
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0 0% 99.88% 132.77MB 35.41% bdrv_co_writev_em
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0 0% 99.88% 13.63MB 3.63% bdrv_open
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0 0% 99.88% 13.56MB 3.62% bdrv_open_common
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0 0% 99.88% 13.63MB 3.64% bdrv_open_inherit
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0 0% 99.88% 4MB 1.07% bdrv_pread
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0 0% 99.88% 4MB 1.07% bdrv_prwv_co
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0 0% 99.88% 88.02MB 23.48% blk_aio_prwv
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0 0% 99.88% 3.97MB 1.06% blk_aio_read_entry
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0 0% 99.88% 62.02MB 16.54% blk_aio_readv
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0 0% 99.88% 132.77MB 35.41% blk_aio_write_entry
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0 0% 99.88% 26.01MB 6.94% blk_aio_writev
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0 0% 99.88% 3.97MB 1.06% blk_co_preadv
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0 0% 99.88% 132.77MB 35.41% blk_co_pwritev
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0 0% 99.88% 13.65MB 3.64% blk_new_open
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0 0% 99.88% 2MB 0.53% blk_prw
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0 0% 99.88% 2MB 0.53% blk_read
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0 0% 99.88% 2MB 0.53% blk_read_unthrottled
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0 0% 99.88% 2MB 0.53% blk_rw
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0 0% 99.88% 2MB 0.53% blkconf_geometry
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0 0% 99.88% 13.64MB 3.64% blockdev_init
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0 0% 99.88% 136.74MB 36.47% coroutine_trampoline
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0 0% 99.88% 2.98MB 0.79% device_init_func
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0 0% 99.88% 3.34MB 0.89% device_set_realized
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0 0% 99.88% 13.65MB 3.64% drive_init_func
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0 0% 99.88% 13.65MB 3.64% drive_new
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0 0% 99.88% 88.04MB 23.48% glib_pollfds_poll
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0 0% 99.88% 2MB 0.53% guess_disk_lchs
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0 0% 99.88% 2MB 0.53% hd_geometry_guess
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0 0% 99.88% 2.16MB 0.58% kvm_cpu_exec
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0 0% 99.88% 2.08MB 0.56% kvm_handle_io
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0 0% 99.88% 107.34MB 28.63% main
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0 0% 99.88% 88.04MB 23.48% main_loop
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0 0% 99.88% 88.04MB 23.48% main_loop_wait
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0 0% 99.88% 2.03MB 0.54% mem_add
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0 0% 99.88% 2.16MB 0.58% memory_region_dispatch_write
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0 0% 99.88% 2.08MB 0.55% memory_region_set_enabled
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0 0% 99.88% 2.16MB 0.58% memory_region_transaction_commit
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0 0% 99.88% 2.16MB 0.58% memory_region_write_accessor
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0 0% 99.88% 3.34MB 0.89% object_property_set
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0 0% 99.88% 3.34MB 0.89% object_property_set_bool
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0 0% 99.88% 3.34MB 0.89% object_property_set_qobject
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0 0% 99.88% 88.04MB 23.48% os_host_main_loop_wait
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0 0% 99.88% 2MB 0.53% pc_init1
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0 0% 99.88% 2MB 0.53% pc_init_rhel730
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0 0% 99.88% 2.07MB 0.55% pci_data_write
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0 0% 99.88% 2.06MB 0.55% pci_default_write_config
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0 0% 99.88% 2.07MB 0.55% pci_host_config_write_common
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0 0% 99.88% 2.07MB 0.55% pci_host_data_write
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0 0% 99.88% 3.27MB 0.87% pci_qdev_realize
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0 0% 99.88% 3.34MB 0.89% property_set_bool
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0 0% 99.88% 6.25MB 1.67% qcow2_cache_create
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0 0% 99.88% 12.38MB 3.30% qcow2_open
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0 0% 99.88% 6.25MB 1.67% qcow2_update_options
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0 0% 99.88% 6.25MB 1.67% qcow2_update_options_prepare
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0 0% 99.88% 2.98MB 0.8% qdev_device_add
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0 0% 99.88% 94.03MB 25.08% qemu_coroutine_create
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0 0% 99.88% 94.03MB 25.08% qemu_coroutine_new
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0 0% 99.88% 2.17MB 0.58% qemu_kvm_cpu_thread_fn
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0 0% 99.88% 16.70MB 4.45% qemu_opts_foreach
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0 0% 99.88% 3.97MB 1.06% qemu_rbd_aio_readv
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0 0% 99.88% 132.77MB 35.41% qemu_rbd_aio_writev
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0 0% 99.88% 30.72MB 8.19% qemu_try_blockalign
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0 0% 99.88% 3.97MB 1.06% raw_co_readv
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0 0% 99.88% 132.77MB 35.41% raw_co_writev_flags
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0 0% 99.88% 136.74MB 36.47% rbd_start_aio
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0 0% 99.88% 130.71MB 34.86% start_thread
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0 0% 99.88% 88.03MB 23.48% submit_requests
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0 0% 99.88% 2.24MB 0.6% virtio_blk_device_realize
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0 0% 99.88% 88.04MB 23.48% virtio_blk_handle_output
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0 0% 99.88% 18.01MB 4.80% virtio_blk_handle_request
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0 0% 99.88% 88.04MB 23.48% virtio_blk_handle_vq
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0 0% 99.88% 2.25MB 0.6% virtio_blk_pci_realize
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0 0% 99.88% 88.03MB 23.48% virtio_blk_submit_multireq
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0 0% 99.88% 2.62MB 0.7% virtio_device_realize
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0 0% 99.88% 2.74MB 0.73% virtio_pci_dc_realize
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0 0% 99.88% 2.64MB 0.7% virtio_pci_realize
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0 0% 99.88% 88.04MB 23.48% virtio_queue_host_notifier_read
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0 0% 99.88% 88.04MB 23.48% virtio_queue_notify_vq
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