RBD-REPLAY-PREP(8) Ceph RBD-REPLAY-PREP(8)

# [NAME](#NAME)

rbd-replay-prep - prepare captured rados block device (RBD) workloads for replay

# [SYNOPSIS](#SYNOPSIS)

```
rbd-replay-prep [ --window seconds ] [ --anonymize ] trace_dir replay_file
```

# [DESCRIPTION](#DESCRIPTION)

**rbd-replay-prep** processes raw rados block device (RBD) traces to prepare them for **rbd-replay**.

# [OPTIONS](#OPTIONS)

[**--window seconds**](#window)

Requests further apart than 'seconds' seconds are assumed to be independent.

[**--anonymize**](#anonymize)

Anonymizes image and snap names.

[**--verbose**](#verbose)

Print all processed events to console

# [EXAMPLES](#EXAMPLES)

To prepare workload1-trace for replay:

```
rbd-replay-prep workload1-trace/ust/uid/1000/64-bit workload1
```

# [AVAILABILITY](#AVAILABILITY)

**rbd-replay-prep** is part of Ceph, a massively scalable, open-source, distributed storage system. Please refer to the Ceph documentation at <https://docs.ceph.com> for more information.

# [SEE ALSO](#SEE_ALSO)

rbd-replay <>(8), rbd <>(8)

# [Copyright](#Copyright)

2010-2014, Inktank Storage, Inc. and contributors. Licensed under Creative Commons Attribution Share Alike 3.0 (CC-BY-SA-3.0)

October 14, 2026 dev

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Document: rbd-replay-prep(8) from ceph-19 19.2.7-r2 (Chainguard OS)
Source: https://github.com/ceph/ceph.git