> On 06 Feb 2015, at 11:26, De Lara Guarch, Pablo <pablo.de.lara.guarch at > intel.com> wrote: > > > >> -----Original Message----- >> From: dev [mailto:dev-bounces at dpdk.org] On Behalf Of Linhaifeng >> Sent: Friday, February 06, 2015 2:04 AM >> To: Damjan Marion (damarion); dev at dpdk.org >> Subject: Re: [dpdk-dev] mmap fails with more than 40000 hugepages >> >> >> >> On 2015/2/5 20:00, Damjan Marion (damarion) wrote: >>> Hi, >>> >>> I have system with 2 NUMA nodes and 256G RAM total. I noticed that DPDK >> crashes in rte_eal_init() >>> when number of available hugepages is around 40000 or above. >>> Everything works fine with lower values (i.e. 30000). >>> >>> I also tried with allocating 40000 on node0 and 0 on node1, same crash >> happens. >>> >>> >>> Any idea what might be causing this? >>> >>> Thanks, >>> >>> Damjan >>> >> >> cat /proc/sys/vm/max_map_count > > I just checked on my board, and having 40k hugepages, you need that value to > be over the double of that (a value of 81k should work). > > Let us know if that fixed the problem!
Yes, it works now. Thanks!
