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caching. This makes a huge performance difference (e.g. from 4 MB/s `dd' throughput to 140 MB/s on the Hydra machines). As the QEMU manual says: "Some block drivers perform badly with ‘cache=writethrough’, most notably, qcow2." svn path=/nixos/branches/boot-order/; revision=22248 |
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doc | ||
gui | ||
lib | ||
maintainers | ||
modules | ||
tests | ||
COPYING | ||
default.nix | ||
README | ||
release.nix | ||
VERSION |
*** NixOS *** NixOS is a Linux distribution based on the purely functional package management system Nix. More information can be found at http://nixos.org/nixos and in the manual in doc/manual.