From mboxrd@z Thu Jan 1 00:00:00 1970 From: Arno Verhoeven Subject: Re: PROBLEM: gMFSK v0.5 locks up. Date: Sun, 13 Jul 2003 22:15:02 +0200 Sender: linux-hams-owner@vger.kernel.org Message-ID: <3F11BDC6.2080306@pi8zaa.ampr.org> References: <20030420023708.GA22988@silly.cloud.net.au> <3F0F1E43.9030500@pi8zaa.ampr.org> <200307112325.24591.ailic@gmx.net> <3F0F3126.8030403@pi8zaa.ampr.org> <3F0FC0FD.5060307@pi8zaa.ampr.org> <1058027447.1273.58.camel@oh2bns.ampr.org> Mime-Version: 1.0 Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <1058027447.1273.58.camel@oh2bns.ampr.org> List-Id: Content-Type: text/plain; charset="us-ascii"; format="flowed" To: linux-hams@vger.kernel.org Tomi Manninen wrote: >On Sat, 2003-07-12 at 11:04, Arno Verhoeven wrote: > > > >>Until now I didn't get it to produce any sound yet. (sound works on that >>system. Other applications can use the sound card) >> >> > >Are you getting any sound input? I mean does the waterfall show any >noise? > No, nothing shows up. >>1. click the "Abort transmission immediately" button. >>2. click the "Mode" pull-down menu and try to select another mode. >> >> > >This would indicate that the current RX thread is stuck somewhere >(and the rest of the program is waiting for it to complete). It could >be a blocked open() or read(). Are you sure no-one else is having the >sound card open? > I have no other program running that would use the sound card. Th elock ups also occur when I use a simple windowmanger like twm. (trying to avoid kde's sound server from interfering...) >Edson's idea is also good. Knowing where exactly it is stuck is >valuable information. > This is the last bit of output from strace after I try to select another mode. ead(3, "\7\4b\23i\v@\1:\0\0\0002\0 \0034\0 \3f\2X\0!\0\3\0\20\0"..., 32) = 32 read(3, "\7\3b\23i\v@\1:\0\0\0004\0 \3\0\0\0\0f\2X\0\37\0\1\0\20"..., 32) = 32 read(3, "\22\0d\23\216\1 \3\216\1 \3\0\16\217\10\216\1 \3\0\0\0"..., 32) = 32 read(3, "\10\3e\23i\v@\1:\0\0\0\37\0 \3\0\0\0\0f\2X\0I\0D\0\20\0"..., 32) = 32 read(3, "\7\4e\23i\v@\1:\0\0\0002\0 \0034\0 \3f\2X\0!\0\3\0\20\0"..., 32) = 32 read(3, "\7\3e\23i\v@\1:\0\0\0004\0 \3\0\0\0\0f\2X\0\37\0\1\0\20"..., 32) = 32 read(3, "\t\3f\23\4\0 \3\2\364\377\277\37I\f\10\310\22`\10\3002"..., 32) = 32 read(3, "\1\2g\23\0\0\0\0\4\0 \3\0\0\0\0\0\0\0\0\1\0\0\0\0\327\332"..., 32) = 32 rt_sigprocmask(SIG_SETMASK, NULL, [RTMIN], 8) = 0 rt_sigsuspend([] >Oh, does the CPU load increase when gmfsk is locked up? > > No, the CPU load doesn't go up. -- 73, PE1ICQ Arno Verhoeven -------------------------------- AX.25 pe1icq@pi8zaa.#nbo.nld.eu smtp pe1icq@pi8zaa.ampr.org inet pe1icq@amsat.org