rs0 [direct: primary] test> rs.printReplicationInfo()
actual oplog size
'990 MB'
---
configured oplog size
'990 MB'
---
log length start to end
'90826 secs (25.23 hrs)'
---
oplog first event time
'Tue Dec 17 2024 16:30:05 GMT+0000 (Coordinated Universal Time)'
---
oplog last event time
'Wed Dec 18 2024 17:43:51 GMT+0000 (Coordinated Universal Time)'
---
now
'Wed Dec 18 2024 17:43:54 GMT+0000 (Coordinated Universal Time)'


rs0 [direct: primary] test> db.getReplicationInfo()
{
  configuredLogSizeMB: 990,
  logSizeMB: 990,
  usedMB: 4.75,
  timeDiff: 90876,
  timeDiffHours: 25.24,
  tFirst: 'Tue Dec 17 2024 16:30:05 GMT+0000 (Coordinated Universal Time)',
  tLast: 'Wed Dec 18 2024 17:44:41 GMT+0000 (Coordinated Universal Time)',
  now: 'Wed Dec 18 2024 17:44:51 GMT+0000 (Coordinated Universal Time)'
}