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SailfishOS:Chum

A Sailfish OS software repository by the community

App icon of nocache

nocache

minimize the effect on the file system cache

v1.2

The nocache tool tries to minimize the effect an application has on the Linux file system cache. This is done by intercepting the open and close system calls and calling posix_fadvise with the POSIX_FADV_DONTNEED parameter. Because the library remembers which pages (ie., 4K-blocks of the file) were already in file system cache when the file was opened, these will not be marked as "don't need", because other applications might need that, although they are not actively used (think: hot standby).

Use case: backup processes that should not interfere with the present state of the cache.

BUT: Read the README on github or under the Help link on why you probably don't need this, and how to do what this tool does on a systemd system.

Download

The easiest way to download and install this software is by the SailfishOS:Chum GUI app. If you wish to download the RPM file by yourself, please expand the section below.

Download links

Changelog

1.1-3 (2021-08-13)

- move to OBS/chum

Older changelogs

1.1-2 (2021-01-12)

- fix libexec location

1.1-2 (2021-01-12)

- first release

App information

Package name
nocache
Version
1.2+git2-1.5.1.bso
Licence
BSD-2-Clause
Last updated
2026-05-28 20:36:16

Download size
33.2 KiB
Installed size
233.8 KiB
Checksum (sha256)
0b12a6bb12b337209ca07f458bf5ec243322ad540c64811e7ae3c4f48aec0572
Download size
33.1 KiB
Installed size
238.1 KiB
Checksum (sha256)
da12e529a6db159cffba0b1bbc07f28a5291bcf99b8f8f2f8e63df22536a99c1
Download size
32.1 KiB
Installed size
79.8 KiB
Checksum (sha256)
9f7b79cf719edb487509ef246b6bb4995857f4e1176f53c14650661dc4a4fa6d

Links

Source code links

Debug packages