------------------------------------------------------------------------ ZFS Subsystem Report Sun Mar 22 12:38:31 2020 ------------------------------------------------------------------------ System Information: Kernel Version: 1103508 (osreldate) Hardware Platform: amd64 Processor Architecture: amd64 ZFS Storage pool Version: 5000 ZFS Filesystem Version: 5 FreeBSD 11.3-STABLE #0 r358693M: Mon Mar 9 23:50:31 +07 2020 root12:38 up 1 day, 6:26, 8 users, load averages: 0,16 0,16 0,16 ------------------------------------------------------------------------ System Memory: 1.51% 119.00 MiB Active, 27.44% 2.12 GiB Inact 60.63% 4.68 GiB Wired, 0.00% 0 Bytes Cache 10.43% 824.69 MiB Free, -0.00% -221184 Bytes Gap Real Installed: 8.00 GiB Real Available: 99.32% 7.95 GiB Real Managed: 97.18% 7.72 GiB Logical Total: 8.00 GiB Logical Used: 63.45% 5.08 GiB Logical Free: 36.55% 2.92 GiB Kernel Memory: 258.10 MiB Data: 83.00% 214.24 MiB Text: 17.00% 43.87 MiB Kernel Memory Map: 7.72 GiB Size: 9.20% 727.47 MiB Free: 90.80% 7.01 GiB ------------------------------------------------------------------------ ARC Summary: (HEALTHY) Memory Throttle Count: 0 ARC Misc: Deleted: 209.40 k Recycle Misses: 0 Mutex Misses: 183 Evict Skips: 91 ARC Size: 83.36% 2.50 GiB Target Size: (Adaptive) 99.95% 3.00 GiB Min Size (Hard Limit): 12.50% 384.00 MiB Max Size (High Water): 8:1 3.00 GiB ARC Size Breakdown: Recently Used Cache Size: 60.71% 1.82 GiB Frequently Used Cache Size: 39.29% 1.18 GiB ARC Hash Breakdown: Elements Max: 376.52 k Elements Current: 80.73% 303.98 k Collisions: 1.32 m Chain Max: 6 Chains: 36.19 k ------------------------------------------------------------------------ ARC Efficiency: 164.26 m Cache Hit Ratio: 98.49% 161.79 m Cache Miss Ratio: 1.51% 2.47 m Actual Hit Ratio: 97.75% 160.57 m Data Demand Efficiency: 97.71% 17.19 m Data Prefetch Efficiency: 93.41% 659.80 k CACHE HITS BY CACHE LIST: Anonymously Used: 0.71% 1.15 m Most Recently Used: 7.63% 12.34 m Most Frequently Used: 91.62% 148.23 m Most Recently Used Ghost: 0.00% 7.88 k Most Frequently Used Ghost: 0.04% 60.31 k CACHE HITS BY DATA TYPE: Demand Data: 10.38% 16.79 m Prefetch Data: 0.38% 616.33 k Demand Metadata: 88.80% 143.67 m Prefetch Metadata: 0.44% 714.17 k CACHE MISSES BY DATA TYPE: Demand Data: 15.92% 393.71 k Prefetch Data: 1.76% 43.48 k Demand Metadata: 76.98% 1.90 m Prefetch Metadata: 5.35% 132.22 k ------------------------------------------------------------------------ L2ARC is disabled ------------------------------------------------------------------------ File-Level Prefetch: DMU Efficiency: 28.22 m Hit Ratio: 3.37% 951.36 k Miss Ratio: 96.63% 27.26 m ------------------------------------------------------------------------ VDEV cache is disabled ------------------------------------------------------------------------ ZFS Tunables (sysctl): kern.maxusers 844 vm.kmem_size 8290791424 vm.kmem_size_scale 1 vm.kmem_size_min 0 vm.kmem_size_max 1319413950874 vfs.zfs.trim.max_interval 1 vfs.zfs.trim.timeout 30 vfs.zfs.trim.txg_delay 32 vfs.zfs.trim.enabled 1 vfs.zfs.vol.immediate_write_sz 32768 vfs.zfs.vol.unmap_sync_enabled 0 vfs.zfs.vol.unmap_enabled 1 vfs.zfs.vol.recursive 0 vfs.zfs.vol.mode 1 vfs.zfs.version.zpl 5 vfs.zfs.version.spa 5000 vfs.zfs.version.acl 1 vfs.zfs.version.ioctl 7 vfs.zfs.debug 0 vfs.zfs.super_owner 0 vfs.zfs.immediate_write_sz 32768 vfs.zfs.sync_pass_rewrite 2 vfs.zfs.sync_pass_dont_compress 5 vfs.zfs.sync_pass_deferred_free 2 vfs.zfs.zio.dva_throttle_enabled 1 vfs.zfs.zio.exclude_metadata 0 vfs.zfs.zio.use_uma 1 vfs.zfs.zio.taskq_batch_pct 75 vfs.zfs.zil_slog_bulk 786432 vfs.zfs.cache_flush_disable 0 vfs.zfs.zil_replay_disable 0 vfs.zfs.standard_sm_blksz 131072 vfs.zfs.dtl_sm_blksz 4096 vfs.zfs.min_auto_ashift 9 vfs.zfs.max_auto_ashift 13 vfs.zfs.vdev.trim_max_pending 10000 vfs.zfs.vdev.bio_delete_disable 0 vfs.zfs.vdev.bio_flush_disable 0 vfs.zfs.vdev.def_queue_depth 32 vfs.zfs.vdev.queue_depth_pct 1000 vfs.zfs.vdev.write_gap_limit 4096 vfs.zfs.vdev.read_gap_limit 32768 vfs.zfs.vdev.aggregation_limit_non_rotating131072 vfs.zfs.vdev.aggregation_limit 1048576 vfs.zfs.vdev.initializing_max_active 1 vfs.zfs.vdev.initializing_min_active 1 vfs.zfs.vdev.removal_max_active 2 vfs.zfs.vdev.removal_min_active 1 vfs.zfs.vdev.trim_max_active 64 vfs.zfs.vdev.trim_min_active 1 vfs.zfs.vdev.scrub_max_active 2 vfs.zfs.vdev.scrub_min_active 1 vfs.zfs.vdev.async_write_max_active 10 vfs.zfs.vdev.async_write_min_active 1 vfs.zfs.vdev.async_read_max_active 3 vfs.zfs.vdev.async_read_min_active 1 vfs.zfs.vdev.sync_write_max_active 10 vfs.zfs.vdev.sync_write_min_active 10 vfs.zfs.vdev.sync_read_max_active 10 vfs.zfs.vdev.sync_read_min_active 10 vfs.zfs.vdev.max_active 1000 vfs.zfs.vdev.async_write_active_max_dirty_percent60 vfs.zfs.vdev.async_write_active_min_dirty_percent30 vfs.zfs.vdev.mirror.non_rotating_seek_inc1 vfs.zfs.vdev.mirror.non_rotating_inc 0 vfs.zfs.vdev.mirror.rotating_seek_offset1048576 vfs.zfs.vdev.mirror.rotating_seek_inc 5 vfs.zfs.vdev.mirror.rotating_inc 0 vfs.zfs.vdev.trim_on_init 1 vfs.zfs.vdev.cache.bshift 16 vfs.zfs.vdev.cache.size 0 vfs.zfs.vdev.cache.max 16384 vfs.zfs.vdev.validate_skip 0 vfs.zfs.vdev.max_ms_shift 38 vfs.zfs.vdev.default_ms_shift 29 vfs.zfs.vdev.max_ms_count_limit 131072 vfs.zfs.vdev.min_ms_count 16 vfs.zfs.vdev.max_ms_count 200 vfs.zfs.txg.timeout 5 vfs.zfs.space_map_ibs 14 vfs.zfs.spa_allocators 4 vfs.zfs.spa_min_slop 134217728 vfs.zfs.spa_slop_shift 5 vfs.zfs.spa_asize_inflation 24 vfs.zfs.deadman_enabled 1 vfs.zfs.deadman_checktime_ms 5000 vfs.zfs.deadman_synctime_ms 1000000 vfs.zfs.debug_flags 0 vfs.zfs.debugflags 0 vfs.zfs.recover 0 vfs.zfs.spa_load_verify_data 1 vfs.zfs.spa_load_verify_metadata 1 vfs.zfs.spa_load_verify_maxinflight 10000 vfs.zfs.max_missing_tvds_scan 0 vfs.zfs.max_missing_tvds_cachefile 2 vfs.zfs.max_missing_tvds 0 vfs.zfs.spa_load_print_vdev_tree 0 vfs.zfs.ccw_retry_interval 300 vfs.zfs.check_hostid 1 vfs.zfs.mg_fragmentation_threshold 85 vfs.zfs.mg_noalloc_threshold 0 vfs.zfs.condense_pct 200 vfs.zfs.metaslab_sm_blksz 4096 vfs.zfs.metaslab.bias_enabled 1 vfs.zfs.metaslab.lba_weighting_enabled 1 vfs.zfs.metaslab.fragmentation_factor_enabled1 vfs.zfs.metaslab.preload_enabled 1 vfs.zfs.metaslab.preload_limit 3 vfs.zfs.metaslab.unload_delay 8 vfs.zfs.metaslab.load_pct 50 vfs.zfs.metaslab.min_alloc_size 33554432 vfs.zfs.metaslab.df_free_pct 4 vfs.zfs.metaslab.df_alloc_threshold 131072 vfs.zfs.metaslab.debug_unload 0 vfs.zfs.metaslab.debug_load 0 vfs.zfs.metaslab.fragmentation_threshold70 vfs.zfs.metaslab.force_ganging 16777217 vfs.zfs.free_bpobj_enabled 1 vfs.zfs.free_max_blocks -1 vfs.zfs.zfs_scan_checkpoint_interval 7200 vfs.zfs.zfs_scan_legacy 0 vfs.zfs.no_scrub_prefetch 0 vfs.zfs.no_scrub_io 0 vfs.zfs.resilver_min_time_ms 3000 vfs.zfs.free_min_time_ms 1000 vfs.zfs.scan_min_time_ms 1000 vfs.zfs.scan_idle 50 vfs.zfs.scrub_delay 4 vfs.zfs.resilver_delay 2 vfs.zfs.top_maxinflight 32 vfs.zfs.zfetch.array_rd_sz 1048576 vfs.zfs.zfetch.max_idistance 67108864 vfs.zfs.zfetch.max_distance 8388608 vfs.zfs.zfetch.min_sec_reap 2 vfs.zfs.zfetch.max_streams 8 vfs.zfs.prefetch_disable 0 vfs.zfs.delay_scale 500000 vfs.zfs.delay_min_dirty_percent 60 vfs.zfs.dirty_data_sync 67108864 vfs.zfs.dirty_data_max_percent 10 vfs.zfs.dirty_data_max_max 4294967296 vfs.zfs.dirty_data_max 853146009 vfs.zfs.max_recordsize 1048576 vfs.zfs.default_ibs 17 vfs.zfs.default_bs 9 vfs.zfs.send_holes_without_birth_time 1 vfs.zfs.mdcomp_disable 0 vfs.zfs.per_txg_dirty_frees_percent 30 vfs.zfs.nopwrite_enabled 1 vfs.zfs.dedup.prefetch 1 vfs.zfs.dbuf_cache_lowater_pct 10 vfs.zfs.dbuf_cache_hiwater_pct 10 vfs.zfs.dbuf_metadata_cache_overflow 0 vfs.zfs.dbuf_metadata_cache_shift 6 vfs.zfs.dbuf_cache_shift 5 vfs.zfs.dbuf_metadata_cache_max_bytes 50331648 vfs.zfs.dbuf_cache_max_bytes 100663296 vfs.zfs.arc_min_prescient_prefetch_ms 6 vfs.zfs.arc_min_prefetch_ms 1 vfs.zfs.l2c_only_size 0 vfs.zfs.mfu_ghost_data_esize 44695552 vfs.zfs.mfu_ghost_metadata_esize 765289472 vfs.zfs.mfu_ghost_size 809985024 vfs.zfs.mfu_data_esize 1401971200 vfs.zfs.mfu_metadata_esize 9118208 vfs.zfs.mfu_size 1451873792 vfs.zfs.mru_ghost_data_esize 1219228672 vfs.zfs.mru_ghost_metadata_esize 939533312 vfs.zfs.mru_ghost_size 2158761984 vfs.zfs.mru_data_esize 485118976 vfs.zfs.mru_metadata_esize 8438272 vfs.zfs.mru_size 764424704 vfs.zfs.anon_data_esize 0 vfs.zfs.anon_metadata_esize 0 vfs.zfs.anon_size 591360 vfs.zfs.l2arc_norw 1 vfs.zfs.l2arc_feed_again 1 vfs.zfs.l2arc_noprefetch 1 vfs.zfs.l2arc_feed_min_ms 200 vfs.zfs.l2arc_feed_secs 1 vfs.zfs.l2arc_headroom 2 vfs.zfs.l2arc_write_boost 8388608 vfs.zfs.l2arc_write_max 8388608 vfs.zfs.arc_meta_limit 2415919104 vfs.zfs.arc_free_target 14102 vfs.zfs.arc_kmem_cache_reap_retry_ms 1000 vfs.zfs.compressed_arc_enabled 1 vfs.zfs.arc_grow_retry 60 vfs.zfs.arc_shrink_shift 7 vfs.zfs.arc_average_blocksize 8192 vfs.zfs.arc_no_grow_shift 5 vfs.zfs.arc_min 402653184 vfs.zfs.arc_max 3221225472 vfs.zfs.abd_chunk_size 4096 vfs.zfs.abd_scatter_enabled 1 ------------------------------------------------------------------------