This can be temporarily worked around using the same method as the one
used to work around Firefox fsyncing excessively; by creating a wrapper
that replaces the fsync() function with a noop dummy. See
http://ubuntuforums.org/showthread.php?t=1103926.
fsync.c:
int fsync (int fd)
{
return 0;
}
$ gcc -fPIC -g -c -Wall fsync.c
$ gcc -shared -Wl,-soname,fsync.so -o fsync.so fsync.o -lc
$ mkdir ~/.misc
$ mv fsync.* ~/.misc
(+x) /usr/local/bin/quassel (or /usr/local/bin/quassel-nofsync, or whatnot):
#!/bin/bash
export LD_PRELOAD=$HOME/.misc/fsync.so
/usr/bin/quassel "$@" &
--
Quassel very I/O intensive, fsync()ing to disk after each log entry
https://bugs.launchpad.net/bugs/355552
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