384 	ASSERT(metaslab_alloc_trace_cache == NULL);  in metaslab_stat_init()
449 	ASSERT(mc->mc_alloc == 0);  in metaslab_class_destroy()
450 	ASSERT(mc->mc_deferred == 0);  in metaslab_class_destroy()
451 	ASSERT(mc->mc_space == 0);  in metaslab_class_destroy()
452 	ASSERT(mc->mc_dspace == 0);  in metaslab_class_destroy()
458 		ASSERT(mca->mca_rotor == NULL);  in metaslab_class_destroy()
476 	ASSERT(spa_config_held(spa, SCL_ALL, RW_READER) ||  in metaslab_class_validate()
493 			ASSERT(vd->vdev_mg == mg || vd->vdev_log_mg == mg);  in metaslab_class_validate()
517 	ASSERT(spa_config_held(mc->mc_spa, SCL_ALL, RW_READER) ||  in metaslab_class_balance()
962 	ASSERT(vd == vd->vdev_top);  in metaslab_group_alloc_update()
1079 	ASSERT(mg->mg_prev == NULL);  in metaslab_group_destroy()
1080 	ASSERT(mg->mg_next == NULL);  in metaslab_group_destroy()
1086 	ASSERT(mg->mg_activation_count <= 0);  in metaslab_group_destroy()
1110 	ASSERT(mg->mg_prev == NULL);  in metaslab_group_activate()
1111 	ASSERT(mg->mg_next == NULL);  in metaslab_group_activate()
1112 	ASSERT(mg->mg_activation_count <= 0);  in metaslab_group_activate()
1155 			ASSERT(mc->mc_allocator[i].mca_rotor != mg);  in metaslab_group_passivate()
1156 		ASSERT(mg->mg_prev == NULL);  in metaslab_group_passivate()
1157 		ASSERT(mg->mg_next == NULL);  in metaslab_group_passivate()
1158 		ASSERT(mg->mg_activation_count < 0);  in metaslab_group_passivate()
1283 	ASSERT(MUTEX_HELD(&msp->ms_lock));  in metaslab_group_histogram_add()
1307 	ASSERT(MUTEX_HELD(&msp->ms_lock));  in metaslab_group_histogram_remove()
1333 	ASSERT(msp->ms_group == NULL);  in metaslab_group_add()
1353 	ASSERT(msp->ms_group == mg);  in metaslab_group_remove()
1370 	ASSERT(MUTEX_HELD(&msp->ms_lock));  in metaslab_group_sort_impl()
1371 	ASSERT(MUTEX_HELD(&mg->mg_lock));  in metaslab_group_sort_impl()
1372 	ASSERT(msp->ms_group == mg);  in metaslab_group_sort_impl()
1387 	ASSERT(weight >= SPA_MINBLOCKSIZE || weight == 0);  in metaslab_group_sort()
1388 	ASSERT(MUTEX_HELD(&msp->ms_lock));  in metaslab_group_sort()
1642 	ASSERT(MUTEX_HELD(&msp->ms_lock));  in metaslab_largest_unflushed_free()
1878 	ASSERT(MUTEX_HELD(&msp->ms_lock));  in metaslab_df_alloc()
1945 	ASSERT(MUTEX_HELD(&msp->ms_lock));  in metaslab_cf_alloc()
1998 	ASSERT(MUTEX_HELD(&msp->ms_lock));  in metaslab_ndf_alloc()
2027 		ASSERT(rs != NULL);  in metaslab_ndf_alloc()
2051 	ASSERT(MUTEX_HELD(&msp->ms_lock));  in metaslab_load_wait()
2054 		ASSERT(!msp->ms_loaded);  in metaslab_load_wait()
2065 	ASSERT(MUTEX_HELD(&msp->ms_lock));  in metaslab_flush_wait()
2099 	ASSERT(MUTEX_HELD(&msp->ms_lock));  in metaslab_verify_space()
2100 	ASSERT(!msp->ms_condensing);  in metaslab_verify_space()
2163 	ASSERT(msp->ms_loaded);  in metaslab_aux_histograms_clear()
2207 	ASSERT(sm != NULL);  in metaslab_aux_histograms_update()
2274 	ASSERT(MUTEX_HELD(&msp->ms_lock));  in metaslab_verify_weight_and_frag()
2453 	ASSERT(MUTEX_HELD(&msp->ms_lock));  in metaslab_load_impl()
2454 	ASSERT(msp->ms_loading);  in metaslab_load_impl()
2455 	ASSERT(!msp->ms_condensing);  in metaslab_load_impl()
2534 			ASSERT(zfs_range_tree_is_empty(  in metaslab_load_impl()
2536 			ASSERT(zfs_range_tree_is_empty(  in metaslab_load_impl()
2551 	ASSERT(!msp->ms_condensing);  in metaslab_load_impl()
2552 	ASSERT(!msp->ms_flushing);  in metaslab_load_impl()
2575 		ASSERT(spa_feature_is_enabled(spa,  in metaslab_load_impl()
2673 	ASSERT(MUTEX_HELD(&msp->ms_lock));  in metaslab_load()
2683 	ASSERT(!msp->ms_condensing);  in metaslab_load()
2706 	ASSERT(!msp->ms_loaded);  in metaslab_load()
2720 	ASSERT(MUTEX_HELD(&msp->ms_lock));  in metaslab_load()
2730 	ASSERT(MUTEX_HELD(&msp->ms_lock));  in metaslab_unload()
2816 	ASSERT(MUTEX_HELD(&msp->ms_lock));  in metaslab_set_selected_txg()
2835 	ASSERT(vd->vdev_ms_count != 0);  in metaslab_space_update()
2890 		ASSERT(ms->ms_sm != NULL);  in metaslab_init()
2961 	ASSERT(spa_feature_is_active(spa, SPA_FEATURE_LOG_SPACEMAP));  in metaslab_fini_flush_data()
3032 		ASSERT(!txg_list_member(&vd->vdev_ms_list, msp, t));  in metaslab_fini()
3186 	ASSERT(MUTEX_HELD(&msp->ms_lock));  in metaslab_space_weight()
3227 		ASSERT(weight >= space && weight <= 2 * space);  in metaslab_space_weight()
3257 	ASSERT(msp->ms_loaded);  in metaslab_weight_from_range_tree()
3296 	ASSERT(!msp->ms_loaded);  in metaslab_weight_from_spacemap()
3297 	ASSERT(sm != NULL);  in metaslab_weight_from_spacemap()
3346 	ASSERT(MUTEX_HELD(&msp->ms_lock));  in metaslab_segment_weight()
3363 		ASSERT(!WEIGHT_IS_SPACEBASED(weight));  in metaslab_segment_weight()
3453 	ASSERT(MUTEX_HELD(&msp->ms_lock));  in metaslab_weight()
3491 	ASSERT(MUTEX_HELD(&msp->ms_lock));  in metaslab_recalculate_weight_and_sort()
3504 	ASSERT(MUTEX_HELD(&msp->ms_lock));  in metaslab_activate_allocator()
3544 	ASSERT(MUTEX_HELD(&msp->ms_lock));  in metaslab_activate()
3558 		ASSERT(msp->ms_loaded);  in metaslab_activate()
3612 	ASSERT(msp->ms_loaded);  in metaslab_activate()
3613 	ASSERT(msp->ms_weight & METASLAB_ACTIVE_MASK);  in metaslab_activate()
3622 	ASSERT(MUTEX_HELD(&msp->ms_lock));  in metaslab_passivate_allocator()
3623 	ASSERT(msp->ms_loaded);  in metaslab_passivate_allocator()
3638 		ASSERT(msp->ms_weight & METASLAB_WEIGHT_PRIMARY);  in metaslab_passivate_allocator()
3642 		ASSERT(msp->ms_weight & METASLAB_WEIGHT_SECONDARY);  in metaslab_passivate_allocator()
3660 	ASSERT(!WEIGHT_IS_SPACEBASED(msp->ms_weight) ||  in metaslab_passivate()
3665 	ASSERT(msp->ms_activation_weight != 0);  in metaslab_passivate()
3720 	ASSERT(!MUTEX_HELD(&msp->ms_group->mg_lock));  in metaslab_preload()
3793 	ASSERT(MUTEX_HELD(&msp->ms_lock));  in metaslab_should_condense()
3794 	ASSERT(msp->ms_loaded);  in metaslab_should_condense()
3795 	ASSERT(sm != NULL);  in metaslab_should_condense()
3831 	ASSERT(MUTEX_HELD(&msp->ms_lock));  in metaslab_condense()
3832 	ASSERT(msp->ms_loaded);  in metaslab_condense()
3833 	ASSERT(msp->ms_sm != NULL);  in metaslab_condense()
3878 	ASSERT(zfs_range_tree_is_empty(msp->ms_freed)); /* since it is pass 1 */  in metaslab_condense()
3973 	ASSERT(spa_syncing_log_sm(spa) != NULL);  in metaslab_unflushed_add()
3974 	ASSERT(msp->ms_sm != NULL);  in metaslab_unflushed_add()
3975 	ASSERT(zfs_range_tree_is_empty(msp->ms_unflushed_allocs));  in metaslab_unflushed_add()
3976 	ASSERT(zfs_range_tree_is_empty(msp->ms_unflushed_frees));  in metaslab_unflushed_add()
3992 	ASSERT(spa_syncing_log_sm(spa) != NULL);  in metaslab_unflushed_bump()
3993 	ASSERT(msp->ms_sm != NULL);  in metaslab_unflushed_bump()
3994 	ASSERT(metaslab_unflushed_txg(msp) != 0);  in metaslab_unflushed_bump()
3996 	ASSERT(zfs_range_tree_is_empty(msp->ms_unflushed_allocs));  in metaslab_unflushed_bump()
3997 	ASSERT(zfs_range_tree_is_empty(msp->ms_unflushed_frees));  in metaslab_unflushed_bump()
4036 	ASSERT(MUTEX_HELD(&msp->ms_lock));  in metaslab_flush_update()
4063 	ASSERT(MUTEX_HELD(&msp->ms_lock));  in metaslab_flush()
4065 	ASSERT(spa_feature_is_active(spa, SPA_FEATURE_LOG_SPACEMAP));  in metaslab_flush()
4067 	ASSERT(msp->ms_sm != NULL);  in metaslab_flush()
4068 	ASSERT(metaslab_unflushed_txg(msp) != 0);  in metaslab_flush()
4069 	ASSERT(avl_find(&spa->spa_metaslabs_by_flushed, msp, NULL) != NULL);  in metaslab_flush()
4117 		ASSERT(zfs_range_tree_is_empty(msp->ms_freed));  in metaslab_flush()
4199 	ASSERT(!vd->vdev_ishole);  in metaslab_sync()
4266 		ASSERT(msp->ms_sm != NULL);  in metaslab_sync()
4268 		ASSERT(zfs_range_tree_is_empty(msp->ms_unflushed_allocs));  in metaslab_sync()
4269 		ASSERT(zfs_range_tree_is_empty(msp->ms_unflushed_frees));  in metaslab_sync()
4275 		ASSERT(spa_has_checkpoint(spa));  in metaslab_sync()
4319 		ASSERT(spa_feature_is_enabled(spa, SPA_FEATURE_LOG_SPACEMAP));  in metaslab_sync()
4342 		ASSERT(!spa_feature_is_enabled(spa, SPA_FEATURE_LOG_SPACEMAP));  in metaslab_sync()
4357 		ASSERT(spa_has_checkpoint(spa));  in metaslab_sync()
4499 	ASSERT(!vd->vdev_ishole);  in metaslab_sync_done()
4547 		ASSERT(spa_feature_is_active(spa, SPA_FEATURE_LOG_SPACEMAP));  in metaslab_sync_done()
4808 	ASSERT(MUTEX_HELD(&msp->ms_lock));  in metaslab_block_alloc()
4924 	ASSERT(MUTEX_HELD(&msp->ms_lock));  in metaslab_active_mask_verify()
5013 			ASSERT(msp->ms_primary);  in metaslab_group_alloc()
5015 			ASSERT(msp->ms_loaded);  in metaslab_group_alloc()
5018 			ASSERT(msp->ms_weight & METASLAB_ACTIVE_MASK);  in metaslab_group_alloc()
5027 			ASSERT(!msp->ms_primary);  in metaslab_group_alloc()
5029 			ASSERT(msp->ms_loaded);  in metaslab_group_alloc()
5032 			ASSERT(msp->ms_weight & METASLAB_ACTIVE_MASK);  in metaslab_group_alloc()
5080 			ASSERT(msp->ms_loaded);  in metaslab_group_alloc()
5081 			ASSERT((msp->ms_weight & METASLAB_WEIGHT_CLAIM) ||  in metaslab_group_alloc()
5096 			ASSERT(msp->ms_loaded);  in metaslab_group_alloc()
5132 		ASSERT(msp->ms_loaded);  in metaslab_group_alloc()
5189 		ASSERT(msp->ms_loaded);  in metaslab_group_alloc()
5255 		ASSERT(!metaslab_should_allocate(msp, asize, try_hard));  in metaslab_group_alloc()
5336 	ASSERT(!DVA_IS_VALID(&dva[d]));  in metaslab_alloc_dva_range()
5390 		ASSERT(mca->mca_rotor != NULL);  in metaslab_alloc_dva_range()
5397 		ASSERT(mg->mg_activation_count == 1);  in metaslab_alloc_dva_range()
5398 		ASSERT(mg->mg_class == mc);  in metaslab_alloc_dva_range()
5468 	ASSERT(vdev_is_concrete(vd));  in metaslab_free_concrete()
5489 		ASSERT(spa_has_checkpoint(spa));  in metaslab_free_concrete()
5698 	ASSERT(DVA_IS_VALID(dva));  in metaslab_unalloc_dva()
5712 	ASSERT(!vd->vdev_removing);  in metaslab_unalloc_dva()
5713 	ASSERT(vdev_is_concrete(vd));  in metaslab_unalloc_dva()
5749 	ASSERT(DVA_IS_VALID(dva));  in metaslab_free_dva()
5772 	ASSERT(mc->mc_alloc_throttle_enabled);  in metaslab_class_throttle_reserve()
5801 	ASSERT(mc->mc_alloc_throttle_enabled);  in metaslab_class_throttle_unreserve()
5826 			ASSERT(msp->ms_loaded);  in metaslab_claim_concrete()
5827 			ASSERT(msp->ms_weight & METASLAB_ACTIVE_MASK);  in metaslab_claim_concrete()
5900 		ASSERT(!spa_writeable(vd->vdev_spa));  in metaslab_claim_impl()
5935 	ASSERT(DVA_IS_VALID(dva));  in metaslab_claim_dva()
5973 	ASSERT(ndvas > 0 && ndvas <= spa_max_replication(spa));  in metaslab_alloc_range()
5974 	ASSERT(BP_GET_NDVAS(bp) == 0);  in metaslab_alloc_range()
5975 	ASSERT(hintbp == NULL || ndvas <= BP_GET_NDVAS(hintbp));  in metaslab_alloc_range()
6006 	ASSERT(error == 0);  in metaslab_alloc_range()
6007 	ASSERT(BP_GET_NDVAS(bp) == ndvas);  in metaslab_alloc_range()
6024 	ASSERT(!BP_IS_HOLE(bp));  in metaslab_free()
6025 	ASSERT(!now || BP_GET_LOGICAL_BIRTH(bp) >= spa_syncing_txg(spa));  in metaslab_free()
6049 		ASSERT(!now);  in metaslab_free()
6075 	ASSERT(!BP_IS_HOLE(bp));  in metaslab_claim()
6096 	ASSERT(error == 0 || txg == 0);  in metaslab_claim()
6128 	ASSERT(vdev_is_concrete(vd));  in metaslab_check_free_impl()
6187 	ASSERT(MUTEX_HELD(&mg->mg_ms_disabled_lock));  in metaslab_group_disable_wait()
6196 	ASSERT(MUTEX_HELD(&mg->mg_ms_disabled_lock));  in metaslab_group_disabled_increment()
6197 	ASSERT(mg->mg_disabled_updating);  in metaslab_group_disabled_increment()
6215 	ASSERT(!MUTEX_HELD(&msp->ms_lock));  in metaslab_disable()
6282 	ASSERT(spa_feature_is_active(spa, SPA_FEATURE_LOG_SPACEMAP));  in metaslab_update_ondisk_flush_data()