RHEL :- 6.5 kERNEL :- 2.6.32-431.el6.x86_64. Arch :- x86_64. Getting crash dump as, <4>swapper: page allocation failure. order:1, mode:0x20. Kindly suggest if its a bug or other alternative can be done by tuning the kernel.
Lately, I've noticed entries like this one in the kern. log of one of my servers: Feb 16 00:24:05 aramis kernel: swapper: page allocation failure. · Up vote 2 Down vote It may also be worth checking vm. · Up vote 1 Down vote I've just worked ...
cld: page allocation failure. order:1, mode:0x20. or. asd: page allocation
1. Tuning Systems for TCP/IP Performance on High Latency Networks. Worldwide LHC Computing Grid Tier-2 Workshop in Asia
Dec 30 04:31:57
kernel: swapper: page allocation failure. order:2, mode:0x20 kernel:Pid:0, comm:
swapper Not tainted 2.6.32-220.4.1.el6.x86_64 #1 kernel:Call Trace: kernel:
squid-web-proxy-cache.1019090.n4.nabble.com
swapper: page allocation failure. order:1, mode:0x20 kswapd0: page allocation failure. order:1, mode:0x20
-rw-r--r-- 1 root 88081515 Jan 13 2015 tmm.0.bld0.0.110.core.gz
Tuning option: The error messages seen below indicate failure to allocate a 32K chunk of memory (order 5 allocation
Q4: What does it mean when I see the kernel error "swapper: page allocation failure. order:2, mode:0x20 "? 5.