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- ZFS Subsystem Report Tue Aug 15 13:14:57 2023
- Linux 6.2.0-26-generic 2.1.9-2ubuntu1.1
- Machine: niven-OMEN-Laptop-15-en0xxx (x86_64) 2.1.9-2ubuntu1.1
- ARC status: HEALTHY
- Memory throttle count: 0
- ARC size (current): < 0.1 % 5.0 KiB
- Target size (adaptive): 6.2 % 479.3 MiB
- Min size (hard limit): 6.2 % 479.3 MiB
- Max size (high water): 16:1 7.5 GiB
- Most Frequently Used (MFU) cache size: n/a 0 Bytes
- Most Recently Used (MRU) cache size: n/a 0 Bytes
- Metadata cache size (hard limit): 75.0 % 5.6 GiB
- Metadata cache size (current): < 0.1 % 5.0 KiB
- Dnode cache size (hard limit): 10.0 % 575.2 MiB
- Dnode cache size (current): 0.0 % 0 Bytes
- ARC hash breakdown:
- Elements max: 0
- Elements current: n/a 0
- Collisions: 0
- Chain max: 0
- Chains: 0
- ARC misc:
- Deleted: 0
- Mutex misses: 0
- Eviction skips: 0
- Eviction skips due to L2 writes: 0
- L2 cached evictions: 0 Bytes
- L2 eligible evictions: 0 Bytes
- L2 eligible MFU evictions: n/a 0 Bytes
- L2 eligible MRU evictions: n/a 0 Bytes
- L2 ineligible evictions: 0 Bytes
- ARC total accesses (hits + misses): 0
- Cache hit ratio: n/a 0
- Cache miss ratio: n/a 0
- Actual hit ratio (MFU + MRU hits): n/a 0
- Data demand efficiency: n/a 0
- Data prefetch efficiency: n/a 0
- Cache hits by cache type:
- Most frequently used (MFU): n/a 0
- Most recently used (MRU): n/a 0
- Most frequently used (MFU) ghost: n/a 0
- Most recently used (MRU) ghost: n/a 0
- Anonymously used: n/a 0
- Cache hits by data type:
- Demand data: n/a 0
- Demand prefetch data: n/a 0
- Demand metadata: n/a 0
- Demand prefetch metadata: n/a 0
- Cache misses by data type:
- Demand data: n/a 0
- Demand prefetch data: n/a 0
- Demand metadata: n/a 0
- Demand prefetch metadata: n/a 0
- DMU prefetch efficiency: 0
- Hit ratio: n/a 0
- Miss ratio: n/a 0
- L2ARC not detected, skipping section
- Solaris Porting Layer (SPL):
- spl_hostid 0
- spl_hostid_path /etc/hostid
- spl_kmem_alloc_max 1048576
- spl_kmem_alloc_warn 65536
- spl_kmem_cache_kmem_threads 4
- spl_kmem_cache_magazine_size 0
- spl_kmem_cache_max_size 32
- spl_kmem_cache_obj_per_slab 8
- spl_kmem_cache_reclaim 0
- spl_kmem_cache_slab_limit 16384
- spl_max_show_tasks 512
- spl_panic_halt 0
- spl_schedule_hrtimeout_slack_us 0
- spl_taskq_kick 0
- spl_taskq_thread_bind 0
- spl_taskq_thread_dynamic 1
- spl_taskq_thread_priority 1
- spl_taskq_thread_sequential 4
- Tunables:
- dbuf_cache_hiwater_pct 10
- dbuf_cache_lowater_pct 10
- dbuf_cache_max_bytes 18446744073709551615
- dbuf_cache_shift 5
- dbuf_metadata_cache_max_bytes 18446744073709551615
- dbuf_metadata_cache_shift 6
- dmu_object_alloc_chunk_shift 7
- dmu_prefetch_max 134217728
- ignore_hole_birth 1
- l2arc_exclude_special 0
- l2arc_feed_again 1
- l2arc_feed_min_ms 200
- l2arc_feed_secs 1
- l2arc_headroom 2
- l2arc_headroom_boost 200
- l2arc_meta_percent 33
- l2arc_mfuonly 0
- l2arc_noprefetch 1
- l2arc_norw 0
- l2arc_rebuild_blocks_min_l2size 1073741824
- l2arc_rebuild_enabled 1
- l2arc_trim_ahead 0
- l2arc_write_boost 8388608
- l2arc_write_max 8388608
- metaslab_aliquot 1048576
- metaslab_bias_enabled 1
- metaslab_debug_load 0
- metaslab_debug_unload 0
- metaslab_df_max_search 16777216
- metaslab_df_use_largest_segment 0
- metaslab_force_ganging 16777217
- metaslab_fragmentation_factor_enabled 1
- metaslab_lba_weighting_enabled 1
- metaslab_preload_enabled 1
- metaslab_unload_delay 32
- metaslab_unload_delay_ms 600000
- send_holes_without_birth_time 1
- spa_asize_inflation 24
- spa_config_path /etc/zfs/zpool.cache
- spa_load_print_vdev_tree 0
- spa_load_verify_data 1
- spa_load_verify_metadata 1
- spa_load_verify_shift 4
- spa_slop_shift 5
- vdev_file_logical_ashift 9
- vdev_file_physical_ashift 9
- vdev_removal_max_span 32768
- vdev_validate_skip 0
- zap_iterate_prefetch 1
- zfetch_array_rd_sz 1048576
- zfetch_max_distance 67108864
- zfetch_max_idistance 67108864
- zfetch_max_sec_reap 2
- zfetch_max_streams 8
- zfetch_min_distance 4194304
- zfetch_min_sec_reap 1
- zfs_abd_scatter_enabled 1
- zfs_abd_scatter_max_order 10
- zfs_abd_scatter_min_size 1536
- zfs_admin_snapshot 0
- zfs_allow_redacted_dataset_mount 0
- zfs_arc_average_blocksize 8192
- zfs_arc_dnode_limit 0
- zfs_arc_dnode_limit_percent 10
- zfs_arc_dnode_reduce_percent 10
- zfs_arc_evict_batch_limit 10
- zfs_arc_eviction_pct 200
- zfs_arc_grow_retry 0
- zfs_arc_lotsfree_percent 10
- zfs_arc_max 0
- zfs_arc_meta_adjust_restarts 4096
- zfs_arc_meta_limit 0
- zfs_arc_meta_limit_percent 75
- zfs_arc_meta_min 0
- zfs_arc_meta_prune 10000
- zfs_arc_meta_strategy 1
- zfs_arc_min 0
- zfs_arc_min_prefetch_ms 0
- zfs_arc_min_prescient_prefetch_ms 0
- zfs_arc_p_dampener_disable 1
- zfs_arc_p_min_shift 0
- zfs_arc_pc_percent 0
- zfs_arc_prune_task_threads 1
- zfs_arc_shrink_shift 0
- zfs_arc_shrinker_limit 10000
- zfs_arc_sys_free 0
- zfs_async_block_max_blocks 18446744073709551615
- zfs_autoimport_disable 1
- zfs_btree_verify_intensity 0
- zfs_checksum_events_per_second 20
- zfs_commit_timeout_pct 5
- zfs_compressed_arc_enabled 1
- zfs_condense_indirect_commit_entry_delay_ms 0
- zfs_condense_indirect_obsolete_pct 25
- zfs_condense_indirect_vdevs_enable 1
- zfs_condense_max_obsolete_bytes 1073741824
- zfs_condense_min_mapping_bytes 131072
- zfs_dbgmsg_enable 1
- zfs_dbgmsg_maxsize 4194304
- zfs_dbuf_state_index 0
- zfs_ddt_data_is_special 1
- zfs_deadman_checktime_ms 60000
- zfs_deadman_enabled 1
- zfs_deadman_failmode wait
- zfs_deadman_synctime_ms 600000
- zfs_deadman_ziotime_ms 300000
- zfs_dedup_prefetch 0
- zfs_delay_min_dirty_percent 60
- zfs_delay_scale 500000
- zfs_delete_blocks 20480
- zfs_dirty_data_max 1608248115
- zfs_dirty_data_max_max 4020620288
- zfs_dirty_data_max_max_percent 25
- zfs_dirty_data_max_percent 10
- zfs_dirty_data_sync_percent 20
- zfs_disable_ivset_guid_check 0
- zfs_dmu_offset_next_sync 1
- zfs_embedded_slog_min_ms 64
- zfs_expire_snapshot 300
- zfs_fallocate_reserve_percent 110
- zfs_flags 0
- zfs_free_bpobj_enabled 1
- zfs_free_leak_on_eio 0
- zfs_free_min_time_ms 1000
- zfs_history_output_max 1048576
- zfs_immediate_write_sz 32768
- zfs_initialize_chunk_size 1048576
- zfs_initialize_value 16045690984833335022
- zfs_keep_log_spacemaps_at_export 0
- zfs_key_max_salt_uses 400000000
- zfs_livelist_condense_new_alloc 0
- zfs_livelist_condense_sync_cancel 0
- zfs_livelist_condense_sync_pause 0
- zfs_livelist_condense_zthr_cancel 0
- zfs_livelist_condense_zthr_pause 0
- zfs_livelist_max_entries 500000
- zfs_livelist_min_percent_shared 75
- zfs_lua_max_instrlimit 100000000
- zfs_lua_max_memlimit 104857600
- zfs_max_async_dedup_frees 100000
- zfs_max_log_walking 5
- zfs_max_logsm_summary_length 10
- zfs_max_missing_tvds 0
- zfs_max_nvlist_src_size 0
- zfs_max_recordsize 1048576
- zfs_metaslab_find_max_tries 100
- zfs_metaslab_fragmentation_threshold 70
- zfs_metaslab_max_size_cache_sec 3600
- zfs_metaslab_mem_limit 25
- zfs_metaslab_segment_weight_enabled 1
- zfs_metaslab_switch_threshold 2
- zfs_metaslab_try_hard_before_gang 0
- zfs_mg_fragmentation_threshold 95
- zfs_mg_noalloc_threshold 0
- zfs_min_metaslabs_to_flush 1
- zfs_multihost_fail_intervals 10
- zfs_multihost_history 0
- zfs_multihost_import_intervals 20
- zfs_multihost_interval 1000
- zfs_multilist_num_sublists 0
- zfs_no_scrub_io 0
- zfs_no_scrub_prefetch 0
- zfs_nocacheflush 0
- zfs_nopwrite_enabled 1
- zfs_object_mutex_size 64
- zfs_obsolete_min_time_ms 500
- zfs_override_estimate_recordsize 0
- zfs_pd_bytes_max 52428800
- zfs_per_txg_dirty_frees_percent 30
- zfs_prefetch_disable 0
- zfs_read_history 0
- zfs_read_history_hits 0
- zfs_rebuild_max_segment 1048576
- zfs_rebuild_scrub_enabled 1
- zfs_rebuild_vdev_limit 67108864
- zfs_reconstruct_indirect_combinations_max 4096
- zfs_recover 0
- zfs_recv_queue_ff 20
- zfs_recv_queue_length 16777216
- zfs_recv_write_batch_size 1048576
- zfs_removal_ignore_errors 0
- zfs_removal_suspend_progress 0
- zfs_remove_max_segment 16777216
- zfs_resilver_disable_defer 0
- zfs_resilver_min_time_ms 3000
- zfs_scan_blkstats 0
- zfs_scan_checkpoint_intval 7200
- zfs_scan_fill_weight 3
- zfs_scan_ignore_errors 0
- zfs_scan_issue_strategy 0
- zfs_scan_legacy 0
- zfs_scan_max_ext_gap 2097152
- zfs_scan_mem_lim_fact 20
- zfs_scan_mem_lim_soft_fact 20
- zfs_scan_strict_mem_lim 0
- zfs_scan_suspend_progress 0
- zfs_scan_vdev_limit 16777216
- zfs_scrub_min_time_ms 1000
- zfs_send_corrupt_data 0
- zfs_send_no_prefetch_queue_ff 20
- zfs_send_no_prefetch_queue_length 1048576
- zfs_send_queue_ff 20
- zfs_send_queue_length 16777216
- zfs_send_unmodified_spill_blocks 1
- zfs_slow_io_events_per_second 20
- zfs_spa_discard_memory_limit 16777216
- zfs_special_class_metadata_reserve_pct 25
- zfs_sync_pass_deferred_free 2
- zfs_sync_pass_dont_compress 8
- zfs_sync_pass_rewrite 2
- zfs_sync_taskq_batch_pct 75
- zfs_traverse_indirect_prefetch_limit 32
- zfs_trim_extent_bytes_max 134217728
- zfs_trim_extent_bytes_min 32768
- zfs_trim_metaslab_skip 0
- zfs_trim_queue_limit 10
- zfs_trim_txg_batch 32
- zfs_txg_history 100
- zfs_txg_timeout 5
- zfs_unflushed_log_block_max 131072
- zfs_unflushed_log_block_min 1000
- zfs_unflushed_log_block_pct 400
- zfs_unflushed_log_txg_max 1000
- zfs_unflushed_max_mem_amt 1073741824
- zfs_unflushed_max_mem_ppm 1000
- zfs_unlink_suspend_progress 0
- zfs_user_indirect_is_special 1
- zfs_vdev_aggregate_trim 0
- zfs_vdev_aggregation_limit 1048576
- zfs_vdev_aggregation_limit_non_rotating 131072
- zfs_vdev_async_read_max_active 3
- zfs_vdev_async_read_min_active 1
- zfs_vdev_async_write_active_max_dirty_percent 60
- zfs_vdev_async_write_active_min_dirty_percent 30
- zfs_vdev_async_write_max_active 10
- zfs_vdev_async_write_min_active 2
- zfs_vdev_cache_bshift 16
- zfs_vdev_cache_max 16384
- zfs_vdev_cache_size 0
- zfs_vdev_default_ms_count 200
- zfs_vdev_default_ms_shift 29
- zfs_vdev_initializing_max_active 1
- zfs_vdev_initializing_min_active 1
- zfs_vdev_max_active 1000
- zfs_vdev_max_auto_ashift 14
- zfs_vdev_min_auto_ashift 9
- zfs_vdev_min_ms_count 16
- zfs_vdev_mirror_non_rotating_inc 0
- zfs_vdev_mirror_non_rotating_seek_inc 1
- zfs_vdev_mirror_rotating_inc 0
- zfs_vdev_mirror_rotating_seek_inc 5
- zfs_vdev_mirror_rotating_seek_offset 1048576
- zfs_vdev_ms_count_limit 131072
- zfs_vdev_nia_credit 5
- zfs_vdev_nia_delay 5
- zfs_vdev_open_timeout_ms 1000
- zfs_vdev_queue_depth_pct 1000
- zfs_vdev_raidz_impl cycle [fastest] original scalar sse2 ssse3 avx2
- zfs_vdev_read_gap_limit 32768
- zfs_vdev_rebuild_max_active 3
- zfs_vdev_rebuild_min_active 1
- zfs_vdev_removal_max_active 2
- zfs_vdev_removal_min_active 1
- zfs_vdev_scheduler unused
- zfs_vdev_scrub_max_active 3
- zfs_vdev_scrub_min_active 1
- zfs_vdev_sync_read_max_active 10
- zfs_vdev_sync_read_min_active 10
- zfs_vdev_sync_write_max_active 10
- zfs_vdev_sync_write_min_active 10
- zfs_vdev_trim_max_active 2
- zfs_vdev_trim_min_active 1
- zfs_vdev_write_gap_limit 4096
- zfs_vnops_read_chunk_size 1048576
- zfs_wrlog_data_max 3216496230
- zfs_zevent_len_max 512
- zfs_zevent_retain_expire_secs 900
- zfs_zevent_retain_max 2000
- zfs_zil_clean_taskq_maxalloc 1048576
- zfs_zil_clean_taskq_minalloc 1024
- zfs_zil_clean_taskq_nthr_pct 100
- zil_maxblocksize 131072
- zil_nocacheflush 0
- zil_replay_disable 0
- zil_slog_bulk 786432
- zio_deadman_log_all 0
- zio_dva_throttle_enabled 1
- zio_requeue_io_start_cut_in_line 1
- zio_slow_io_ms 30000
- zio_taskq_batch_pct 80
- zio_taskq_batch_tpq 0
- zvol_inhibit_dev 0
- zvol_major 230
- zvol_max_discard_blocks 16384
- zvol_prefetch_bytes 131072
- zvol_request_sync 0
- zvol_threads 32
- zvol_volmode 1
- VDEV cache disabled, skipping section
- ZIL committed transactions: 0
- Commit requests: 0
- Flushes to stable storage: 0
- Transactions to SLOG storage pool: 0 Bytes 0
- Transactions to non-SLOG storage pool: 0 Bytes 0
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