Print this page
7938 disable LBA weighting on files and SSDs
Reviewed by: Yuri Pankov <yuripv@gmx.com>
Reviewed by: Matthew Ahrens <mahrens@delphix.com>


 136         uint64_t        vdev_guid_sum;  /* self guid + all child guids  */
 137         uint64_t        vdev_orig_guid; /* orig. guid prior to remove   */
 138         uint64_t        vdev_asize;     /* allocatable device capacity  */
 139         uint64_t        vdev_min_asize; /* min acceptable asize         */
 140         uint64_t        vdev_max_asize; /* max acceptable asize         */
 141         uint64_t        vdev_ashift;    /* block alignment shift        */
 142         uint64_t        vdev_state;     /* see VDEV_STATE_* #defines    */
 143         uint64_t        vdev_prevstate; /* used when reopening a vdev   */
 144         vdev_ops_t      *vdev_ops;      /* vdev operations              */
 145         spa_t           *vdev_spa;      /* spa for this vdev            */
 146         void            *vdev_tsd;      /* type-specific data           */
 147         vnode_t         *vdev_name_vp;  /* vnode for pathname           */
 148         vnode_t         *vdev_devid_vp; /* vnode for devid              */
 149         vdev_t          *vdev_top;      /* top-level vdev               */
 150         vdev_t          *vdev_parent;   /* parent vdev                  */
 151         vdev_t          **vdev_child;   /* array of children            */
 152         uint64_t        vdev_children;  /* number of children           */
 153         vdev_stat_t     vdev_stat;      /* virtual device statistics    */
 154         boolean_t       vdev_expanding; /* expand the vdev?             */
 155         boolean_t       vdev_reopening; /* reopen in progress?          */

 156         int             vdev_open_error; /* error on last open          */
 157         kthread_t       *vdev_open_thread; /* thread opening children   */
 158         uint64_t        vdev_crtxg;     /* txg when top-level was added */
 159 
 160         /*
 161          * Top-level vdev state.
 162          */
 163         uint64_t        vdev_ms_array;  /* metaslab array object        */
 164         uint64_t        vdev_ms_shift;  /* metaslab size shift          */
 165         uint64_t        vdev_ms_count;  /* number of metaslabs          */
 166         metaslab_group_t *vdev_mg;      /* metaslab group               */
 167         metaslab_t      **vdev_ms;      /* metaslab array               */
 168         txg_list_t      vdev_ms_list;   /* per-txg dirty metaslab lists */
 169         txg_list_t      vdev_dtl_list;  /* per-txg dirty DTL lists      */
 170         txg_node_t      vdev_txg_node;  /* per-txg dirty vdev linkage   */
 171         boolean_t       vdev_remove_wanted; /* async remove wanted?     */
 172         boolean_t       vdev_probe_wanted; /* async probe wanted?       */
 173         list_node_t     vdev_config_dirty_node; /* config dirty list    */
 174         list_node_t     vdev_state_dirty_node; /* state dirty list      */
 175         uint64_t        vdev_deflate_ratio; /* deflation ratio (x512)   */




 136         uint64_t        vdev_guid_sum;  /* self guid + all child guids  */
 137         uint64_t        vdev_orig_guid; /* orig. guid prior to remove   */
 138         uint64_t        vdev_asize;     /* allocatable device capacity  */
 139         uint64_t        vdev_min_asize; /* min acceptable asize         */
 140         uint64_t        vdev_max_asize; /* max acceptable asize         */
 141         uint64_t        vdev_ashift;    /* block alignment shift        */
 142         uint64_t        vdev_state;     /* see VDEV_STATE_* #defines    */
 143         uint64_t        vdev_prevstate; /* used when reopening a vdev   */
 144         vdev_ops_t      *vdev_ops;      /* vdev operations              */
 145         spa_t           *vdev_spa;      /* spa for this vdev            */
 146         void            *vdev_tsd;      /* type-specific data           */
 147         vnode_t         *vdev_name_vp;  /* vnode for pathname           */
 148         vnode_t         *vdev_devid_vp; /* vnode for devid              */
 149         vdev_t          *vdev_top;      /* top-level vdev               */
 150         vdev_t          *vdev_parent;   /* parent vdev                  */
 151         vdev_t          **vdev_child;   /* array of children            */
 152         uint64_t        vdev_children;  /* number of children           */
 153         vdev_stat_t     vdev_stat;      /* virtual device statistics    */
 154         boolean_t       vdev_expanding; /* expand the vdev?             */
 155         boolean_t       vdev_reopening; /* reopen in progress?          */
 156         boolean_t       vdev_nonrot;    /* true if SSD, file, or Virtio */
 157         int             vdev_open_error; /* error on last open          */
 158         kthread_t       *vdev_open_thread; /* thread opening children   */
 159         uint64_t        vdev_crtxg;     /* txg when top-level was added */
 160 
 161         /*
 162          * Top-level vdev state.
 163          */
 164         uint64_t        vdev_ms_array;  /* metaslab array object        */
 165         uint64_t        vdev_ms_shift;  /* metaslab size shift          */
 166         uint64_t        vdev_ms_count;  /* number of metaslabs          */
 167         metaslab_group_t *vdev_mg;      /* metaslab group               */
 168         metaslab_t      **vdev_ms;      /* metaslab array               */
 169         txg_list_t      vdev_ms_list;   /* per-txg dirty metaslab lists */
 170         txg_list_t      vdev_dtl_list;  /* per-txg dirty DTL lists      */
 171         txg_node_t      vdev_txg_node;  /* per-txg dirty vdev linkage   */
 172         boolean_t       vdev_remove_wanted; /* async remove wanted?     */
 173         boolean_t       vdev_probe_wanted; /* async probe wanted?       */
 174         list_node_t     vdev_config_dirty_node; /* config dirty list    */
 175         list_node_t     vdev_state_dirty_node; /* state dirty list      */
 176         uint64_t        vdev_deflate_ratio; /* deflation ratio (x512)   */