From mboxrd@z Thu Jan 1 00:00:00 1970 Message-ID: <037701ca1ec6$4676f740$0109220a@domain.hid> From: "Henry Bausley" References: <1250186541.23699.8.camel@domain.hid> <4A845C93.4060302@domain.hid> Date: Sun, 16 Aug 2009 15:07:06 -0800 MIME-Version: 1.0 Content-Type: text/plain; format=flowed; charset="utf-8"; reply-type=original Content-Transfer-Encoding: 7bit Subject: Re: [Xenomai-help] pthread_setschedparam: Resource temporarily unavailable List-Id: Help regarding installation and common use of Xenomai List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: xenomai@xenomai.org Yes I reproduced this issue with Xenomai 2.4.8. ----- Original Message ----- From: "Gilles Chanteperdrix" To: "Henry Bausley" Cc: Sent: Thursday, August 13, 2009 10:33 AM Subject: Re: [Xenomai-help] pthread_setschedparam: Resource temporarily unavailable > Henry Bausley wrote: >> We are using 2.6.28.8 and xenomai 2.4.7 on a AMCC PowerPC 460EX platform >> and getting >> the following message. >> >> Xenomai Posix skin init: pthread_setschedparam: Resource temporarily >> unavailable >> >> >> It takes quite a while for this to happen. The /proc/xenomai/heap value >> for used keeps increasing. >> Once the "used" gets very close to "size" the user space xenomai >> applications can no longer run. >> I have isolated the problem to opening and closing shared memory areas. >> >> >> shmfd = shm_open(RTL_SHM_NAME, O_CREAT | O_RDWR, 0777); >> if (shmfd == -1) { >> printf("Gp Share mem Open, Err: %d Msg: (%s)\n", errno, >> strerror(errno)); >> return -1; >> } >> ftruncate(shmfd,MAKE_PAGESIZE(sizeof(struct SHM))); >> >> pshm = mmap(NULL,MAKE_PAGESIZE(sizeof(struct SHM)),PROT_READ | >> PROT_WRITE,MAP_SHARED, shmfd,0); >> >> munmap(pshm, MAKE_PAGESIZE(sizeof(struct SHM))); >> close(shmfd); >> shm_unlink(RTL_SHM_NAME); >> >> >> The above calls are in a shared library that an applications call. > > Well, I am surprised, since I received no answer after trying and help > you with your last issue, I assumed you had stopped using Xenomai shared > memories. > > Do you reproduce this issue with Xenomai 2.4.8? > > -- > Gilles. > ********************************************************** Outbound scan for Spam or Virus by Barracuda at Delta Tau **********************************************************