Performance Counter and Disk properties show different values

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I am looking at free disk space in windows server,i have D: drive of 499 GB, when looking at performance monitor counters, free megabytes in logical disk counter shows free MB as 486,066 MB which is 486 GB free space, when i look from disk properties it shows there is 474 GB of free space which one is accurate.

chandra

Posted 2018-07-06T03:05:33.783

Reputation: 1

1GB = 1024 MB. 486,066 / 1024 = 474 GB – n8te – 2018-07-06T03:20:31.187

So both are accurate. – n8te – 2018-07-06T03:26:45.680

Gigabytes can differ up to 7% (1 Gib = 1073741824 bytes, 1 Gb = 1000000000 bytes). – Akina – 2018-07-06T04:38:49.913

No answers