---
** [tickets:#1285] MDS TCP: zero bytes recvd results in abort**
**Status:** unassigned
**Milestone:** 4.6.RC1
**Created:** Thu Mar 26, 2015 09:49 AM UTC by Girish
**Last Updated:** Thu Mar 26, 2015 09:49 AM UTC
**Owner:** nobody
sometimes application using opensaf exits with below message:
Feb 20 15:24:59 fedvm1 RIB[28549]: MDTM:socket_recv() = 0, conn lost with dh
server, exiting library err :Success
Feb 20 15:24:59 fedvm1 osafamfnd[28263]: NO
'safSu=SU1,safSg=app-simplex,safApp=appos' component restart probation timer
started (timeout: 4000000000 ns)
Feb 20 15:24:59 fedvm1 osafamfnd[28263]: NO Restarting a component of
'safSu=SU1,safSg=app-simplex,safApp=appos' (comp restart count: 1)
Feb 20 15:24:59 fedvm1 osafamfnd[28263]: NO
'safComp=App,safSu=SU1,safSg=app-simplex,safApp=appos' faulted due to 'avaDown'
: Recovery is 'componentRestart'
Aborts at location
osaf/libs/core/mds/mds_dt_trans.c::mdtm_process_poll_recv_data_tcp
recd_bytes = recv(tcp_cb->DBSRsock, tcp_cb->buffer, local_len_buf, 0);
if (recd_bytes < 0) {
return;
} else if (0 == recd_bytes) {
syslog(LOG_ERR, "MDTM:socket_recv() =
%d, conn lost with dh server, exiting library err :%d len:%d", recd_bytes,
errno,
local_len_buf);
close(tcp_cb->DBSRsock);
exit(0);
} else if (local_len_buf > recd_bytes) {
local_len_buf turns out be 0
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