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Code Issues Releases Wiki Activity

refine config, check the connections more precise

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winlin 2014-11-11 17:19:56 +08:00
parent de5e2d0a40
commit efc85ed6df
1 changed files with 3431 additions and 3433 deletions
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10
trunk/src/app/srs_app_config.cpp Executable file → Normal file
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@ -1489,23 +1489,21 @@ int SrsConfig::check_config()
nb_consumed_fds += 3; nb_consumed_fds += 3;
int nb_connections = get_max_connections(); int nb_connections = get_max_connections();
int nb_pipes = nb_connections * 2; int nb_total = nb_connections + nb_consumed_fds;
int nb_reserved = 10; // reserved
int nb_total = nb_connections + nb_pipes + nb_consumed_fds + nb_reserved;
int max_open_files = sysconf(_SC_OPEN_MAX); int max_open_files = sysconf(_SC_OPEN_MAX);
int nb_canbe = (max_open_files - (nb_consumed_fds + nb_reserved)) / 3 - 1; int nb_canbe = max_open_files - nb_consumed_fds - 1;
// for each play connections, we open a pipe(2fds) to convert SrsConsumver to io, // for each play connections, we open a pipe(2fds) to convert SrsConsumver to io,
// refine performance, @see: https://github.com/winlinvip/simple-rtmp-server/issues/194 // refine performance, @see: https://github.com/winlinvip/simple-rtmp-server/issues/194
if (nb_total >= max_open_files) { if (nb_total >= max_open_files) {
ret = ERROR_SYSTEM_CONFIG_INVALID; ret = ERROR_SYSTEM_CONFIG_INVALID;
srs_error("invalid max_connections=%d, required=%d, system limit to %d, " srs_error("invalid max_connections=%d, required=%d, system limit to %d, "
"total=%d(max_connections=%d, nb_pipes=%d, nb_consumed_fds=%d, nb_reserved=%d), ret=%d. " "total=%d(max_connections=%d, nb_consumed_fds=%d), ret=%d. "
"you can change max_connections from %d to %d, or " "you can change max_connections from %d to %d, or "
"you can login as root and set the limit: ulimit -HSn %d", "you can login as root and set the limit: ulimit -HSn %d",
nb_connections, nb_total, max_open_files, nb_connections, nb_total, max_open_files,
nb_total, nb_connections, nb_pipes, nb_consumed_fds, nb_reserved, nb_total, nb_connections, nb_consumed_fds,
ret, nb_connections, nb_canbe, nb_total); ret, nb_connections, nb_canbe, nb_total);
return ret; return ret;
} }