On Thu, 13 Oct 2005 06:57, Eric Blossom wrote: > On Thu, Oct 13, 2005 at 06:32:03AM +0930, Berndt Josef Wulf wrote: > > > (1) Re sysv_shm, increase the system limits using sysctl: > > > > > > http://mail-index.netbsd.org/tech-kern/2002/07/07/0003.html > > > > shminfo: > > shmmax: 268435456 (max shared memory segment size) > > shmmin: 1 (min shared memory segment size) > > shmmni: 128 (max number of shared memory identifiers) > > shmseg: 128 (max shared memory segments per process) > > shmall: 65536 (max amount of shared memory in pages) > > Try increasing shmmni and shmseg to 512 or 1024. > > > > (2) gr_vmcircbuf_mmap_shm_open might work. > > > > > > It requires mmap and shm_open. mmap has been around forever, and > > > shm_open is defined in POSIX 1003.1 (2001). Does NetBSD implement > > > both of these calls? If so, our configure tests need some tweaking. > > > Can you confirm or deny the availability of shm_open on NetBSD, and if > > > it exits, which library it's contained in? > > > > mmap(2) as part of libc, but I couldn't find shm_open(?) in the hurry but > > the following: > > > > shmat, shmdt (2) - map/unmap shared memory > > shmctl (2) - shared memory control operations > > shmget (2) - get shared memory segment > > These are the SysV shared memory system calls. > > > > (3) Fix gr_vmcircbuf_mmap_tmpfile so that it works reliably, and > > > doesn't unmap pieces of the address space that it didn't map in. > > > > > > (4) Come up with some other way to get a single piece of physical > > > memory mapped into two adjacent virtual addresses. You may be able to > > > use mmap with MAP_ANON and/or /dev/zero and then remap it using some > > > kind of /proc/self/mem trick (didn't work on GNU/Linux). > > > > Just when I thought things have settled ready for the next release... ;-) > > Sorry about that! > I suspect that increasing shmmni and shmseg will fix your problem. > > > Anyone with FreeBSD seeing this problem too? > > > > cheerio Berndt > > Eric
gmake check fails for ghe grvmcircbuf stuff see below. I don't quite understand why it barks about not finding mmap. Its supported on NetBSD and it should work. gmake[3]: Entering directory `/usr/src/gnuradio/gr-build/gnuradio-core/src/tests' .Testing gr_vmcircbuf_createfilemapping_factory... gr_vmcircbuf_createfilemapping: createfilemapping is not available ....... gr_vmcircbuf_createfilemapping_factory: Doesn't work Testing gr_vmcircbuf_sysv_shm_factory... gr_vmcircbuf_sysv_shm: shmat (1): Too many open files gr_vmcircbuf_sysv_shm: shmat (1): Too many open files gr_vmcircbuf_sysv_shm: shmat (1): Too many open files ....... gr_vmcircbuf_sysv_shm_factory: Doesn't work Testing gr_vmcircbuf_mmap_shm_open_factory... gr_vmcircbuf_mmap_shm_open: mmap or shm_open is not available ....... gr_vmcircbuf_mmap_shm_open_factory: Doesn't work F.........gr_vmcircbuf_createfilemapping: createfilemapping is not available gr_vmcircbuf_sysv_shm: shmat (1): Too many open files gr_vmcircbuf_mmap_shm_open: mmap or shm_open is not available gr_vmcircbuf_sysconfig: unable to find a working factory! E.gr_vmcircbuf_createfilemapping: createfilemapping is not available gr_vmcircbuf_sysv_shm: shmat (1): Too many open files gr_vmcircbuf_mmap_shm_open: mmap or shm_open is not available gr_vmcircbuf_sysconfig: unable to find a working factory! E.gr_vmcircbuf_createfilemapping: createfilemapping is not available gr_vmcircbuf_sysv_shm: shmat (1): Too many open files gr_vmcircbuf_mmap_shm_open: mmap or shm_open is not available gr_vmcircbuf_sysconfig: unable to find a working factory! E.gr_vmcircbuf_createfilemapping: createfilemapping is not available gr_vmcircbuf_sysv_shm: shmat (1): Too many open files gr_vmcircbuf_mmap_shm_open: mmap or shm_open is not available gr_vmcircbuf_sysconfig: unable to find a working factory! E................No 3DNow! support; not tested .No 3DNow! support; not tested .No 3DNow! support; not tested ....No 3DNow!Ext support; not tested .No 3DNow!Ext support; not tested .No 3DNow!Ext support; not tested .No 3DNow! support; not tested .No 3DNow! support; not tested .No 3DNow! support; not tested ....No 3DNow!Ext support; not tested .No 3DNow!Ext support; not tested .No 3DNow!Ext support; not tested .No 3DNow! support; not tested .No 3DNow! support; not tested .No 3DNow! support; not tested ....>>> gr_fir_fff: using SSE . [generic] [SSE] . [generic] [SSE] . [generic] [SSE] . [generic] [SSE] . [generic] [SSE] . [generic] [SSE] !!!FAILURES!!! Test Results: Run: 59 Failures: 1 Errors: 4 1) test: qa_gr_vmcircbuf::test_all (F) line: 39 qa_gr_vmcircbuf.cc equality assertion failed - Expected: 1 - Actual : 0 2) test: qa_gr_buffer::t0 (E) uncaught exception of type std::runtime_error - gr_vmcircbuf_sysconfig 3) test: qa_gr_buffer::t1 (E) uncaught exception of type std::runtime_error - gr_vmcircbuf_sysconfig 4) test: qa_gr_buffer::t2 (E) uncaught exception of type std::runtime_error - gr_vmcircbuf_sysconfig 5) test: qa_gr_buffer::t3 (E) uncaught exception of type std::runtime_error - gr_vmcircbuf_sysconfig FAIL: test_all =================== 1 of 1 tests failed
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