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Raise fd limit in linux

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This commit is contained in:
arkpar 2016-02-16 00:22:44 +01:00
parent 38f4a06f1d
commit fb0b5b2e5b
1 changed files with 24 additions and 1 deletions
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25
util/fdlimit/src/raise_fd_limit.rs
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@ -57,5 +57,28 @@ pub unsafe fn raise_fd_limit() {
}
}
#[cfg(not(any(target_os = "macos", target_os = "ios")))]
#[cfg(any(target_os = "linux"))]
#[allow(non_camel_case_types)]
pub unsafe fn raise_fd_limit() {
use libc;
use std::io;
// Fetch the current resource limits
let mut rlim = libc::rlimit{rlim_cur: 0, rlim_max: 0};
if libc::getrlimit(libc::RLIMIT_NOFILE, &mut rlim) != 0 {
let err = io::Error::last_os_error();
panic!("raise_fd_limit: error calling getrlimit: {}", err);
}
// Set soft limit to hard imit
rlim.rlim_cur = rlim.rlim_max;
// Set our newly-increased resource limit
if libc::setrlimit(libc::RLIMIT_NOFILE, &rlim) != 0 {
let err = io::Error::last_os_error();
panic!("raise_fd_limit: error calling setrlimit: {}", err);
}
}
#[cfg(not(any(target_os = "macos", target_os = "ios", target_os = "linux")))]
pub unsafe fn raise_fd_limit() {}