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fs_stats
This commit is contained in:
Zsolt Ero
@@ -1,79 +0,0 @@
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# deduplicated on BTRFS
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After extration, after deleting the dedupl folder.
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### creation params
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```
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mkfs.btrfs -m single
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mount -o noacl,nobarrier,noatime,max_inline=4096
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```
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### df
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```
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df -h mnt_rw
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Filesystem Size Used Avail Use% Mounted on
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/dev/loop3 300G 133G 158G 46%
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```
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### btrfs
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```
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btrfs filesystem df mnt_rw
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Data, single: total=48.01GiB, used=47.45GiB
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System, single: total=4.00MiB, used=16.00KiB
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Metadata, single: total=95.01GiB, used=84.96GiB
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GlobalReserve, single: total=512.00MiB, used=0.00B
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```
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```
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btrfs filesystem du -s mnt_rw
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Total Exclusive Set shared Filename
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47.45GiB 47.45GiB 0.00B mnt_rw
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```
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```
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btrfs filesystem show mnt_rw
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Total devices 1 FS bytes used 132.41GiB
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devid 1 size 300.00GiB used 143.02GiB path /dev/loop3
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```
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```
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btrfs filesystem usage mnt_rw
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Overall:
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Device size: 300.00GiB
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Device allocated: 143.02GiB
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Device unallocated: 156.98GiB
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Device missing: 0.00B
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Used: 132.41GiB
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Free (estimated): 157.54GiB (min: 157.54GiB)
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Free (statfs, df): 157.54GiB
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Data ratio: 1.00
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Metadata ratio: 1.00
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Global reserve: 512.00MiB (used: 0.00B)
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Multiple profiles: no
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Data,single: Size:48.01GiB, Used:47.45GiB (98.83%)
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/dev/loop3 48.01GiB
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Metadata,single: Size:95.01GiB, Used:84.96GiB (89.43%)
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/dev/loop3 95.01GiB
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System,single: Size:4.00MiB, Used:16.00KiB (0.39%)
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/dev/loop3 4.00MiB
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Unallocated:
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/dev/loop3 156.98GiB
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```
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### compsize
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```
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compsize -x mnt_rw
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Processed 269219146 files, 3458682 regular extents (3458682 refs), 265760464 inline.
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Type Perc Disk Usage Uncompressed Referenced
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TOTAL 100% 92G 92G 92G
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none 100% 92G 92G 92G
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```
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44
docs/fs_stats/btrfs_after_delete.txt
Normal file
44
docs/fs_stats/btrfs_after_delete.txt
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@@ -0,0 +1,44 @@
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df -h
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Filesystem Size Used Avail Use% Mounted on
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/dev/loop4 200G 130G 70G 65% /data/ofm/runs/planet_20231208_091355/mnt_rw2
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btrfs filesystem df
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Data, single: total=48.01GiB, used=47.32GiB
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System, single: total=4.00MiB, used=16.00KiB
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Metadata, single: total=83.01GiB, used=81.27GiB
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GlobalReserve, single: total=512.00MiB, used=0.00B
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btrfs filesystem show
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Label: none uuid: d95b460e-4005-4f1f-ba28-bf4a82ecdbd5
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Total devices 1 FS bytes used 128.59GiB
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devid 1 size 200.00GiB used 131.02GiB path /dev/loop4
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btrfs filesystem usage
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Overall:
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Device size: 200.00GiB
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Device allocated: 131.02GiB
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Device unallocated: 68.98GiB
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Device missing: 0.00B
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Used: 128.59GiB
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Free (estimated): 69.67GiB (min: 69.67GiB)
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Free (statfs, df): 69.67GiB
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Data ratio: 1.00
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Metadata ratio: 1.00
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Global reserve: 512.00MiB (used: 0.00B)
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Multiple profiles: no
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Data,single: Size:48.01GiB, Used:47.32GiB (98.57%)
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/dev/loop4 48.01GiB
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Metadata,single: Size:83.01GiB, Used:81.27GiB (97.91%)
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/dev/loop4 83.01GiB
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System,single: Size:4.00MiB, Used:16.00KiB (0.39%)
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/dev/loop4 4.00MiB
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Unallocated:
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/dev/loop4 68.98GiB
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@@ -1,79 +0,0 @@
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# deduplicated on BTRFS
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After extration, but before deleting the dedupl folder.
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### creation params
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```
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mkfs.btrfs -m single
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mount -o noacl,nobarrier,noatime,max_inline=4096
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```
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### df
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```
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df -h mnt_rw
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Filesystem Size Used Avail Use% Mounted on
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/dev/loop3 300G 139G 161G 47%
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```
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### btrfs
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```
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btrfs filesystem df mnt_rw
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Data, single: total=48.01GiB, used=47.45GiB
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System, single: total=4.00MiB, used=16.00KiB
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Metadata, single: total=92.01GiB, used=90.37GiB
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GlobalReserve, single: total=512.00MiB, used=0.00B
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```
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```
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btrfs filesystem du -s mnt_rw
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Total Exclusive Set shared Filename
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47.45GiB 47.45GiB 0.00B mnt_rw
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```
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```
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btrfs filesystem show mnt_rw
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Total devices 1 FS bytes used 137.81GiB
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devid 1 size 300.00GiB used 140.02GiB path /dev/loop3
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```
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```
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btrfs filesystem usage mnt_rw
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Overall:
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Device size: 300.00GiB
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Device allocated: 140.02GiB
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Device unallocated: 159.98GiB
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Device missing: 0.00B
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Used: 137.81GiB
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Free (estimated): 160.54GiB (min: 160.54GiB)
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Free (statfs, df): 160.54GiB
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Data ratio: 1.00
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Metadata ratio: 1.00
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Global reserve: 512.00MiB (used: 0.00B)
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Multiple profiles: no
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Data,single: Size:48.01GiB, Used:47.45GiB (98.83%)
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/dev/loop3 48.01GiB
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Metadata,single: Size:92.01GiB, Used:90.37GiB (98.22%)
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/dev/loop3 92.01GiB
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System,single: Size:4.00MiB, Used:16.00KiB (0.39%)
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/dev/loop3 4.00MiB
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Unallocated:
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/dev/loop3 159.98GiB
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```
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### compsize
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```
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compsize -x mnt_rw
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Processed 308790063 files, 3458682 regular extents (6917363 refs), 301872700 inline.
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Type Perc Disk Usage Uncompressed Referenced
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TOTAL 100% 118G 118G 165G
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none 100% 118G 118G 165G
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```
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44
docs/fs_stats/btrfs_before_delete.txt
Normal file
44
docs/fs_stats/btrfs_before_delete.txt
Normal file
@@ -0,0 +1,44 @@
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df -h
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Filesystem Size Used Avail Use% Mounted on
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/dev/loop3 200G 139G 61G 70% /data/ofm/runs/planet_20231208_091355/mnt_rw
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btrfs filesystem df
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Data, single: total=48.01GiB, used=47.45GiB
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System, single: total=4.00MiB, used=16.00KiB
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Metadata, single: total=92.01GiB, used=90.36GiB
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GlobalReserve, single: total=512.00MiB, used=0.00B
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btrfs filesystem show
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Label: none uuid: 1ca91839-f506-452e-bb09-4f13f58d5944
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Total devices 1 FS bytes used 137.81GiB
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devid 1 size 200.00GiB used 140.02GiB path /dev/loop3
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btrfs filesystem usage
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Overall:
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Device size: 200.00GiB
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Device allocated: 140.02GiB
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Device unallocated: 59.98GiB
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Device missing: 0.00B
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Used: 137.81GiB
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Free (estimated): 60.54GiB (min: 60.54GiB)
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Free (statfs, df): 60.54GiB
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Data ratio: 1.00
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Metadata ratio: 1.00
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Global reserve: 512.00MiB (used: 0.00B)
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Multiple profiles: no
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Data,single: Size:48.01GiB, Used:47.45GiB (98.83%)
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/dev/loop3 48.01GiB
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Metadata,single: Size:92.01GiB, Used:90.36GiB (98.21%)
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/dev/loop3 92.01GiB
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System,single: Size:4.00MiB, Used:16.00KiB (0.39%)
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/dev/loop3 4.00MiB
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Unallocated:
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/dev/loop3 59.98GiB
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