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cache of events improvement

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don't reset/recalculate checksums on every configuration change, only if
the checksums config item has changed.
This commit is contained in:
Gustavo Iñiguez Goia 2023-12-12 18:11:46 +01:00
parent 431e2d3ed9
commit 0207e3a55f
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1 changed files with 7 additions and 0 deletions
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7
daemon/procmon/cache_events.go
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@ -107,6 +107,7 @@ func (e *EventsStore) ReplaceItem(oldProc, newProc *Process) {
// Note: in rare occasions, the process being replaced is the older one.
// if oldProc.Starttime > newProc.Starttime {}
//
newProc.PPID = oldProc.ID
e.UpdateItem(newProc)
@ -307,14 +308,20 @@ func (e *EventsStore) SetComputeChecksums(compute bool) {
e.mu.Lock()
defer e.mu.Unlock()
if compute == e.checksumsEnabled {
log.Debug("SetComputeChecksums(), no changes (%v, %v)", e.checksumsEnabled, compute)
return
}
e.checksumsEnabled = compute
if !compute {
log.Debug("SetComputeChecksums() disabled, deleting saved checksums")
for _, item := range e.eventByPID {
// XXX: reset saved checksums? or keep them in cache?
item.Proc.ResetChecksums()
}
return
}
log.Debug("SetComputeChecksums() enabled, recomputing cached checksums")
for _, item := range e.eventByPID {
if item.Proc.ChecksumsCount() == 0 {
item.Proc.ComputeChecksums(e.checksums)