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ircd::fs: Warn for low RLIMIT_NOFILE on init; minor renames.

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This commit is contained in:
Jason Volk 2019-09-14 12:14:30 -07:00
parent 8dac4c5a03
commit d74d6c5eda
1 changed files with 26 additions and 6 deletions
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32
ircd/fs.cc
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@ -28,8 +28,10 @@ namespace ircd::fs
{ {
static uint posix_flags(const std::ios::openmode &mode); static uint posix_flags(const std::ios::openmode &mode);
static const char *path_str(const string_view &); static const char *path_str(const string_view &);
static void debug_paths();
static void debug_support(); static void init_check_paths();
static void init_check_support();
static void init_check_limits();
} }
decltype(ircd::fs::log) decltype(ircd::fs::log)
@ -142,8 +144,9 @@ ircd::fs::support_rwf_write_life
ircd::fs::init::init() ircd::fs::init::init()
{ {
debug_support(); init_check_support();
debug_paths(); init_check_paths();
init_check_limits();
} }
ircd::fs::init::~init() ircd::fs::init::~init()
@ -2383,7 +2386,24 @@ ircd::fs::error::error(const boost::filesystem::filesystem_error &e)
// //
void void
ircd::fs::debug_support() ircd::fs::init_check_limits()
{
const auto &nofile
{
info::rlimit_nofile
};
if(nofile <= 1024)
log::warning
{
log, "Maximum number of open files limited to %zu. Suggest"
" increasing for best performance.",
nofile
};
}
void
ircd::fs::init_check_support()
{ {
const bool support_async const bool support_async
{ {
@ -2427,7 +2447,7 @@ ircd::fs::debug_support()
} }
void void
ircd::fs::debug_paths() ircd::fs::init_check_paths()
{ {
thread_local char buf[PATH_MAX_LEN + 1]; thread_local char buf[PATH_MAX_LEN + 1];
log::debug log::debug