Messages in this thread | | | From | Christoph Rohland <> | Subject | Re: 2.4 and 2GB swap partition limit | Date | 01 May 2001 15:39:42 +0200 |
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Hi Alan,
On Mon, 30 Apr 2001, Alan Cox wrote: >> paging in just released 2.4.4, but in previuos kernel, a page that >> was paged-out, reserves its place in swap even if it is paged-in >> again, so once you have paged-out all your ram at least once, you >> can't get any more memory, even if swap is 'empty'. > > This is a bug in the 2.4 VM, nothing more or less. It and the > horrible bounce buffer bugs are forcing large machines to remain on > 2.2. So it has to get fixed
Yes, it is a bug. and thanks for stating this so clearly.
But a lot of the big servers can go to 2.4. because SYSV shm/shm fs/tmpfs will reclaim the swap entries on swapin. So big databases and applications servers which rely on shm are not affected.
Greetings Christoph
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