Re: Full buffer cache not working properly

2007-07-17 Thread Andrew Morton
On Thu, 12 Jul 2007 17:03:34 +0300 Thanos Makatos <[EMAIL PROTECTED]> wrote: > I run several times the following test and what I've seen is that when > the buffer cache becomes full, unneeded dirty buffer heads are not evicted > and no other memory allocation can happen (including reading a

Re: Full buffer cache not working properly

2007-07-17 Thread Andrew Morton
On Thu, 12 Jul 2007 17:03:34 +0300 Thanos Makatos [EMAIL PROTECTED] wrote: I run several times the following test and what I've seen is that when the buffer cache becomes full, unneeded dirty buffer heads are not evicted and no other memory allocation can happen (including reading a block

Full buffer cache not working properly

2007-07-12 Thread Thanos Makatos
I run several times the following test and what I've seen is that when the buffer cache becomes full, unneeded dirty buffer heads are not evicted and no other memory allocation can happen (including reading a block from the disk to the buffer cache). Should this happen? Here's the code that

Full buffer cache not working properly

2007-07-12 Thread Thanos Makatos
I run several times the following test and what I've seen is that when the buffer cache becomes full, unneeded dirty buffer heads are not evicted and no other memory allocation can happen (including reading a block from the disk to the buffer cache). Should this happen? Here's the code that