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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
2025-11-02 16:29:19

Download size
23.9 KiB
Installed size
17.2 KiB
Checksum (sha256)
c540a7a45e42119b7f91a8bc6884fb4d8ada7f56c565382e3c933f1a80d1a927
Download size
18.6 KiB
Installed size
33.4 KiB
Checksum (sha256)
dc474782e430aa68f80aa3f15eec21084f17793cda725690c88740447d4ea14f
Download size
19.2 KiB
Installed size
199.3 KiB
Checksum (sha256)
47c454fd39c67b622433bb3af7ac86b1e62ce961e77637c41fafc4d25b6914bc
Download size
19.3 KiB
Installed size
45.2 KiB
Checksum (sha256)
f6b712b5f7ec1718c04b8b8c02b82b2ef089a56571d2598690370015c7a2ce2d

Links

Debug packages