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Zsolt Ero
2023-12-17 19:41:29 +01:00
parent 96ca8144be
commit 3046735636
5 changed files with 108 additions and 38 deletions
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41
docs/extract.md → docs/fs_stats/btrfs_after_delete.md
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@@ -1,35 +1,6 @@
# Comparing filesystem stats after extraction
# deduplicated on BTRFS
Run: *planet_20231208*
## native mapbox/mbutil
Filesystem 1K-blocks Used Available Use% Mounted on
/dev/loop0 1,474,386,100 1,119,622,516 354,763,584 76%
Filesystem Inodes IUsed IFree IUse% Mounted on
/dev/loop0 393,216,000 269,252,174 123,963,826 69%
## deduplicated on ext4
39,570,683 dedupl files
df -h mnt_rw
Filesystem Size Used Avail Use% Mounted on
/dev/loop0 1.4T 187G 1.2T 14%
df mnt_rw
Filesystem 1K-blocks Used Available Use% Mounted on
/dev/loop0 1474386100 195624664 1278761436 14%
df -i mnt_rw
Filesystem Inodes IUsed IFree IUse% Mounted on
/dev/loop0 393216000 39614466 353601534 11%
## deduplicated on BTRFS
After extration, after deleting the dedupl folder.
### creation params
@@ -46,12 +17,6 @@ Filesystem Size Used Avail Use% Mounted on
/dev/loop3 300G 133G 158G 46%
```
```
df mnt_rw
Filesystem 1K-blocks Used Available Use% Mounted on
/dev/loop3 314572800 139364004 165194092 46%
```
### btrfs
```
@@ -111,4 +76,4 @@ Processed 308790063 files, 3458682 regular extents (6917363 refs), 301872700 inl
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.md Normal file
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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/ext4.md Normal file
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## deduplicated on ext4
```df -h mnt_rw
df -h mnt_rw
Filesystem Size Used Avail Use% Mounted on
/dev/loop0 1.4T 187G 1.2T 14%
```
```
df -i mnt_rw
Filesystem Inodes IUsed IFree IUse% Mounted on
/dev/loop0 393216000 39614466 353601534 11%
```

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docs/fs_stats/naive_mbutil_ext4.md Normal file
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## native mapbox/mbutil
```
Filesystem 1K-blocks Used Available Use% Mounted on
/dev/loop0 1,474,386,100 1,119,622,516 354,763,584 76%
```
```
Filesystem Inodes IUsed IFree IUse% Mounted on
/dev/loop0 393,216,000 269,252,174 123,963,826 69%
```

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docs/fs_stats/readme.md Normal file
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# Comparing filesystem stats after extraction
Run: *planet_20231208*