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use std::fmt;
use std::time::Duration;
#[derive(Clone, Copy, Debug, Default)]
pub struct ServerUsage {
pub proc_time: Duration,
pub accum_proc_time: Duration,
cpu_time: Duration,
accum_cpu_time: Duration,
pub server_memory_usage: u64,
}
impl ServerUsage {
pub(crate) fn update(
&mut self,
o_server_proc_time: Option<Duration>,
o_server_cpu_time: Option<Duration>,
o_server_memory_usage: Option<u64>,
) {
if let Some(duration) = o_server_proc_time {
self.proc_time = duration;
self.accum_proc_time += duration;
}
if let Some(duration) = o_server_cpu_time {
self.cpu_time = duration;
self.accum_cpu_time += duration;
}
if let Some(server_memory_usage) = o_server_memory_usage {
self.server_memory_usage = server_memory_usage;
} else {
self.server_memory_usage = 0;
}
}
}
impl fmt::Display for ServerUsage {
fn fmt(&self, formatter: &mut fmt::Formatter<'_>) -> Result<(), fmt::Error> {
write!(
formatter,
"\
processing time: {}.{:06}s, \
accumulated processing time: {}.{:06}s, \
",
self.proc_time.as_secs(),
self.proc_time.subsec_micros(),
self.accum_proc_time.as_secs(),
self.accum_proc_time.subsec_micros(),
)
}
}