lotus/node/modules/alerts.go
2021-08-26 16:09:18 +02:00

45 lines
989 B
Go

package modules
import (
"github.com/filecoin-project/lotus/journal/alerting"
"github.com/filecoin-project/lotus/lib/ulimit"
)
func CheckFdLimit(min uint64) func(al *alerting.Alerting) {
return func(al *alerting.Alerting) {
soft, _, err := ulimit.GetLimit()
if err == ulimit.ErrUnsupported {
log.Warn("FD limit monitoring not available")
return
}
alert := al.AddAlertType("process", "fd-limit")
if err != nil {
al.Raise(alert, map[string]string{
"message": "failed to get FD limit",
"error": err.Error(),
})
}
if soft < min {
al.Raise(alert, map[string]interface{}{
"message": "soft FD limit is low",
"soft_limit": soft,
"recommended_min": min,
})
}
}
}
// TODO: More things:
// * Space in repo dirs (taking into account mounts)
// * Miner
// * Faulted partitions
// * Low balances
// * Market provider
// * Reachability
// * on-chain config
// * Low memory (maybe)
// * Network / sync issues