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fs_stats

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Zsolt Ero
2023-12-20 22:53:23 +01:00
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79
docs/fs_stats/btrfs_after_delete.md
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# deduplicated on BTRFS
After extration, after deleting the dedupl folder.
### creation params
```
mkfs.btrfs -m single
mount -o noacl,nobarrier,noatime,max_inline=4096
```
### df
```
df -h mnt_rw
Filesystem Size Used Avail Use% Mounted on
/dev/loop3 300G 133G 158G 46%
```
### btrfs
```
btrfs filesystem df mnt_rw
Data, single: total=48.01GiB, used=47.45GiB
System, single: total=4.00MiB, used=16.00KiB
Metadata, single: total=95.01GiB, used=84.96GiB
GlobalReserve, single: total=512.00MiB, used=0.00B
```
```
btrfs filesystem du -s mnt_rw
Total Exclusive Set shared Filename
47.45GiB 47.45GiB 0.00B mnt_rw
```
```
btrfs filesystem show mnt_rw
Total devices 1 FS bytes used 132.41GiB
devid 1 size 300.00GiB used 143.02GiB path /dev/loop3
```
```
btrfs filesystem usage mnt_rw
Overall:
Device size: 300.00GiB
Device allocated: 143.02GiB
Device unallocated: 156.98GiB
Device missing: 0.00B
Used: 132.41GiB
Free (estimated): 157.54GiB (min: 157.54GiB)
Free (statfs, df): 157.54GiB
Data ratio: 1.00
Metadata ratio: 1.00
Global reserve: 512.00MiB (used: 0.00B)
Multiple profiles: no
Data,single: Size:48.01GiB, Used:47.45GiB (98.83%)
/dev/loop3 48.01GiB
Metadata,single: Size:95.01GiB, Used:84.96GiB (89.43%)
/dev/loop3 95.01GiB
System,single: Size:4.00MiB, Used:16.00KiB (0.39%)
/dev/loop3 4.00MiB
Unallocated:
/dev/loop3 156.98GiB
```
### compsize
```
compsize -x mnt_rw
Processed 269219146 files, 3458682 regular extents (3458682 refs), 265760464 inline.
Type Perc Disk Usage Uncompressed Referenced
TOTAL 100% 92G 92G 92G
none 100% 92G 92G 92G
```

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docs/fs_stats/btrfs_after_delete.txt Normal file
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df -h
Filesystem Size Used Avail Use% Mounted on
/dev/loop4 200G 130G 70G 65% /data/ofm/runs/planet_20231208_091355/mnt_rw2
btrfs filesystem df
Data, single: total=48.01GiB, used=47.32GiB
System, single: total=4.00MiB, used=16.00KiB
Metadata, single: total=83.01GiB, used=81.27GiB
GlobalReserve, single: total=512.00MiB, used=0.00B
btrfs filesystem show
Label: none uuid: d95b460e-4005-4f1f-ba28-bf4a82ecdbd5
Total devices 1 FS bytes used 128.59GiB
devid 1 size 200.00GiB used 131.02GiB path /dev/loop4
btrfs filesystem usage
Overall:
Device size: 200.00GiB
Device allocated: 131.02GiB
Device unallocated: 68.98GiB
Device missing: 0.00B
Used: 128.59GiB
Free (estimated): 69.67GiB (min: 69.67GiB)
Free (statfs, df): 69.67GiB
Data ratio: 1.00
Metadata ratio: 1.00
Global reserve: 512.00MiB (used: 0.00B)
Multiple profiles: no
Data,single: Size:48.01GiB, Used:47.32GiB (98.57%)
/dev/loop4 48.01GiB
Metadata,single: Size:83.01GiB, Used:81.27GiB (97.91%)
/dev/loop4 83.01GiB
System,single: Size:4.00MiB, Used:16.00KiB (0.39%)
/dev/loop4 4.00MiB
Unallocated:
/dev/loop4 68.98GiB

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docs/fs_stats/btrfs_before_delete.md
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# deduplicated on BTRFS
After extration, but before deleting the dedupl folder.
### creation params
```
mkfs.btrfs -m single
mount -o noacl,nobarrier,noatime,max_inline=4096
```
### df
```
df -h mnt_rw
Filesystem Size Used Avail Use% Mounted on
/dev/loop3 300G 139G 161G 47%
```
### btrfs
```
btrfs filesystem df mnt_rw
Data, single: total=48.01GiB, used=47.45GiB
System, single: total=4.00MiB, used=16.00KiB
Metadata, single: total=92.01GiB, used=90.37GiB
GlobalReserve, single: total=512.00MiB, used=0.00B
```
```
btrfs filesystem du -s mnt_rw
Total Exclusive Set shared Filename
47.45GiB 47.45GiB 0.00B mnt_rw
```
```
btrfs filesystem show mnt_rw
Total devices 1 FS bytes used 137.81GiB
devid 1 size 300.00GiB used 140.02GiB path /dev/loop3
```
```
btrfs filesystem usage mnt_rw
Overall:
Device size: 300.00GiB
Device allocated: 140.02GiB
Device unallocated: 159.98GiB
Device missing: 0.00B
Used: 137.81GiB
Free (estimated): 160.54GiB (min: 160.54GiB)
Free (statfs, df): 160.54GiB
Data ratio: 1.00
Metadata ratio: 1.00
Global reserve: 512.00MiB (used: 0.00B)
Multiple profiles: no
Data,single: Size:48.01GiB, Used:47.45GiB (98.83%)
/dev/loop3 48.01GiB
Metadata,single: Size:92.01GiB, Used:90.37GiB (98.22%)
/dev/loop3 92.01GiB
System,single: Size:4.00MiB, Used:16.00KiB (0.39%)
/dev/loop3 4.00MiB
Unallocated:
/dev/loop3 159.98GiB
```
### compsize
```
compsize -x mnt_rw
Processed 308790063 files, 3458682 regular extents (6917363 refs), 301872700 inline.
Type Perc Disk Usage Uncompressed Referenced
TOTAL 100% 118G 118G 165G
none 100% 118G 118G 165G
```

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docs/fs_stats/btrfs_before_delete.txt Normal file
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df -h
Filesystem Size Used Avail Use% Mounted on
/dev/loop3 200G 139G 61G 70% /data/ofm/runs/planet_20231208_091355/mnt_rw
btrfs filesystem df
Data, single: total=48.01GiB, used=47.45GiB
System, single: total=4.00MiB, used=16.00KiB
Metadata, single: total=92.01GiB, used=90.36GiB
GlobalReserve, single: total=512.00MiB, used=0.00B
btrfs filesystem show
Label: none uuid: 1ca91839-f506-452e-bb09-4f13f58d5944
Total devices 1 FS bytes used 137.81GiB
devid 1 size 200.00GiB used 140.02GiB path /dev/loop3
btrfs filesystem usage
Overall:
Device size: 200.00GiB
Device allocated: 140.02GiB
Device unallocated: 59.98GiB
Device missing: 0.00B
Used: 137.81GiB
Free (estimated): 60.54GiB (min: 60.54GiB)
Free (statfs, df): 60.54GiB
Data ratio: 1.00
Metadata ratio: 1.00
Global reserve: 512.00MiB (used: 0.00B)
Multiple profiles: no
Data,single: Size:48.01GiB, Used:47.45GiB (98.83%)
/dev/loop3 48.01GiB
Metadata,single: Size:92.01GiB, Used:90.36GiB (98.21%)
/dev/loop3 92.01GiB
System,single: Size:4.00MiB, Used:16.00KiB (0.39%)
/dev/loop3 4.00MiB
Unallocated:
/dev/loop3 59.98GiB