Hi Jim can I see your /proc/meminfo | grep Huge ? Alfredo
> On 04 Mar 2015, at 22:06, Jim Hranicky <[email protected]> wrote: > > Signed PGP part > If I bind it to a core (which seems odd?), the /sys error goes away, > but I still get the hugepages error: > > % ./zbalance_ipc -i zc:enp4s0 -m 1 -n 12 -c 44 -g 1 > > From strace: > > socket(0x1b /* PF_??? */, SOCK_RAW, 768) = 3 > setsockopt(3, SOL_IP, 0x87 /* IP_??? */, ",\0\0\0\0\0\0\0", 8) = 0 > setsockopt(3, SOL_IP, 0x6e /* IP_??? */, "pfring-zc-cluster-44", 20) = 0 > open("/proc/meminfo", O_RDONLY) = 4 > fstat(4, {st_mode=S_IFREG|0444, st_size=0, ...}) = 0 > mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = > 0x7f05780b1000 > read(4, "MemTotal: 16251784 kB\nMemF"..., 1024) = 1024 > read(4, "Total: 0\nHugePages_Free: "..., 1024) = 202 > read(4, "", 1024) = 0 > close(4) = 0 > munmap(0x7f05780b1000, 4096) = 0 > write(2, " *** error retrieving hugepages "..., 41) = 41 > close(3) = 0 > write(2, "pfring_zc_create_cluster error ["..., 99) = 99 > exit_group(-1) = ? > > Anyone have any ideas? I'm trying to set up ZC so 12 snorts > can read from the ZC interface. Maybe I'm not doing it right? > > http://i3.kym-cdn.com/photos/images/facebook/000/234/739/fa5.jpg > <http://i3.kym-cdn.com/photos/images/facebook/000/234/739/fa5.jpg> > > Jim > > On 02/27/2015 01:37 PM, Jim Hranicky wrote: > > strace on zbalance_ipc shows this: > > > > 10036 open("/sys/devices/system/node/node0/cpumap", O_RDONLY) = 3 > > 10036 fstat(3, {st_mode=S_IFREG|0444, st_size=4096, ...}) = 0 > > 10036 mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, > > -1, 0) = 0x7f0ca6e4d000 > > 10036 read(3, "00000000,00000fff\n", 4096) = 18 > > 10036 close(3) = 0 > > 10036 munmap(0x7f0ca6e4d000, 4096) = 0 > > 10036 open("/sys/devices/system/node/node1/cpumap", O_RDONLY) = -1 ENOENT > > (No such file or directory) > > 10036 write(2, "libnuma: Warning: ", 18) = 18 > > 10036 write(2, "/sys not mounted or invalid. Ass"..., 73) = 73 > > 10036 write(2, "\n", 1) = 1 > > > > However, my nodes are 0 and 2: > > > > % numactl --show > > policy: default > > preferred node: current > > physcpubind: 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 > > cpubind: 0 2 > > nodebind: 0 2 > > membind: 0 2 > > > > % numactl --hardware > > available: 2 nodes (0,2) > > node 0 cpus: 0 1 2 3 4 5 6 7 8 9 10 11 > > node 0 size: 8180 MB > > node 0 free: 7388 MB > > node 2 cpus: 12 13 14 15 16 17 18 19 20 21 22 23 > > node 2 size: 8192 MB > > node 2 free: 7198 MB > > node distances: > > node 0 2 > > 0: 10 16 > > 2: 16 10 > > > > Is there an easy fix for this? > > > > Jim > > > > On 02/27/2015 03:51 AM, Alfredo Cardigliano wrote: > >> Hi Jim > >> I see several strange problems on this machine, > >> you should try to solve the libnuma issue (it’s the first time I see this > >> wargning) > >> and the hugepages issue (you should be able to mount hugepages as we do > >> in the load script, unmounting other hugetlbfs before, if not needed, > >> might do the trick), > >> before running our drivers. > > > >> Alfredo > > > >>> On 26 Feb 2015, at 23:04, Jim Hranicky <[email protected] > >>> <mailto:[email protected]>> wrote: > >>> > >>> No idea if this has anything to do with it: > >>> > >>> % ./zbalance_ipc -i zc:enp4s0 -m 1 -n 12 -c 44 > >>> libnuma: Warning: /sys not mounted or invalid. Assuming one node: No > >>> such file or directory > >>> *** error retrieving hugepages info *** > >>> pfring_zc_create_cluster error [No buffer space available] Please check > >>> your hugetlb configuration > >>> > >>> % mount | grep huge > >>> cgroup on /sys/fs/cgroup/hugetlb type cgroup > >>> (rw,nosuid,nodev,noexec,relatime,hugetlb) > >>> hugetlbfs on /dev/hugepages type hugetlbfs (rw,relatime,seclabel) > >>> nodev on /mnt/huge type hugetlbfs (rw,relatime,seclabel) > >>> > >>> Jim > >>> > >>> > >>> > >>> _______________________________________________ > >>> Ntop-misc mailing list > >>> [email protected] <mailto:[email protected]> > >>> http://listgateway.unipi.it/mailman/listinfo/ntop-misc > >>> <http://listgateway.unipi.it/mailman/listinfo/ntop-misc> > > > > > > > >> _______________________________________________ > >> Ntop-misc mailing list > >> [email protected] <mailto:[email protected]> > >> http://listgateway.unipi.it/mailman/listinfo/ntop-misc > >> <http://listgateway.unipi.it/mailman/listinfo/ntop-misc> > > > > _______________________________________________ > > Ntop-misc mailing list > > [email protected] <mailto:[email protected]> > > http://listgateway.unipi.it/mailman/listinfo/ntop-misc > > <http://listgateway.unipi.it/mailman/listinfo/ntop-misc> > > > > _______________________________________________ > Ntop-misc mailing list > [email protected] <mailto:[email protected]> > http://listgateway.unipi.it/mailman/listinfo/ntop-misc > <http://listgateway.unipi.it/mailman/listinfo/ntop-misc>
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