Система: Mandrake 10.
mgetty, pppd - из rpm дистрибутива.
проблема такая: с периодичностью 1-2 дня виснет компьютер. в логах системы следущее:
May 26 13:48:11 asie16 pppd[2007]: LCP terminated by peer (User request)
May 26 13:48:13 asie16 pppd[2007]: Hangup (SIGHUP)
May 26 13:48:13 asie16 pppd[2007]: Modem hangup
May 26 13:48:13 asie16 pppd[2007]: Connection terminated.
May 26 13:48:13 asie16 pppd[2007]: Connect time 10.7 minutes.
May 26 13:48:13 asie16 pppd[2007]: Sent 104010 bytes, received 64637 bytes.
May 26 13:48:13 asie16 pppd[2007]: Exit.
May 26 13:49:02 asie16 mgetty[2195]: mdm_read_byte: read returned -1: Interrupted system call
May 26 14:01:00 asie16 CROND[2198]: (root) CMD (nice -n 19 run-parts /etc/cron.hourly)
May 26 14:10:47 asie16 mgetty[2196]: mdm_read_byte: read returned -1: Interrupted system call
и вот эта строчка раз в 15-20 минут повторяецца.
May 26 19:38:39 asie16 mgetty[2301]: mdm_read_byte: read returned -1: Interrupted system call
доподлинно известно что в 19:40 он завис.
May 29 12:52:24 asie16 syslogd 1.4.1: restart.
May 29 12:52:24 asie16 kernel: klogd 1.4.1, log source = /proc/kmsg started.
mgetty.log.ttyM4:
05/26 19:16:43 yM4 mgetty: experimental test release 1.1.30-Dec16
05/26 19:16:43 yM4 check for lockfiles
05/26 19:16:43 yM4 locking the line
05/26 19:16:44 yM4 WARNING: DSR is off - modem turned off or bad cable?
05/26 19:16:44 yM4 lowering DTR to reset Modem
05/26 19:16:45 yM4 send: ATX4+CBST=81,0,1;+CHSN=2,0,0,0[0d]
05/26 19:16:45 yM4 waiting for ``OK'' ** found **
05/26 19:16:49 yM4 waiting...
05/26 19:38:29 yM4 wfr: waiting for ``RING''
05/26 19:38:39 yM4 mdm_read_byte: read returned -1: Interrupted system call
05/26 19:38:39 yM4 wfr: timeout waiting for RING
05/26 19:38:39 yM4 huh? Junk on the line?
05/26 19:38:39 yM4 >>> could be a dial-out program without proper locking - check this!
что значит вот это "mdm_read_byte: read returned -1: Interrupted system call"?
модем - NOKIA GSM (22)
конфиги:
mgetty.config
# Nokia 22 GSM
#
port ttyM4
speed 38400
init-chat "" ATX4+CBST=81,0,1;+CHSN=2,0,0,0 OK
debug 4
rings 2
data-only y
options:
lock
modem
options.ttyM4:
lock
modem
192.168.200.16:
может ли быть такое, что система виснет из-за этого?