Messages in this thread | | | Date | Mon, 18 Mar 2002 12:22:16 -0800 | From | Hanna Linder <> | Subject | Re: [CFT] delayed allocation and multipage I/O patches for 2.5.6. |
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--On Monday, March 18, 2002 12:14:27 -0800 Andrew Morton <akpm@zip.com.au> wrote:
> One other possible explanation is to do with radix-tree pagecache. > It has to allocate memory to add nodes to the tree. When these > allocations start failing due to out-of-memory, the VM will keep > on calling swap_out() a trillion times without noticing that it > didn't work out. But if this happened, yo would have seen a huge > number of "0-order allocation failed" messages.
Yes, I did see a huge number of those messages. It also died on 2.5.6 clean though. I chalked it up to 2.5 instability. Will test again when things calm down. Any chance you will backport to 2.4?
Glad to help.
Hanna
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