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added info about recycling
author amazy
date Wed, 19 Jul 2017 12:49:56 +0200
parents 065350232191
children f823ad1ef269
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105:268ec482f051 106:7063afe5748c
33 Because of its focus on low-end computers, Orthanc implements **disk 33 Because of its focus on low-end computers, Orthanc implements **disk
34 space recycling**: The patient that has been stored for the longest 34 space recycling**: The patient that has been stored for the longest
35 time inside Orthanc can be automatically deleted when the disk space 35 time inside Orthanc can be automatically deleted when the disk space
36 used by Orthanc grows above a threshold, or when the number of stored 36 used by Orthanc grows above a threshold, or when the number of stored
37 patients grows above a threshold. This feature enables the automated 37 patients grows above a threshold. This feature enables the automated
38 control of the disk space dedicated to Orthanc. 38 control of the disk space dedicated to Orthanc. Note that pushing a
39 new study for an existing patient will not change its position in the
40 recycling order.
39 41
40 Recycling is controlled by the ``MaximumStorageSize`` and the 42 Recycling is controlled by the ``MaximumStorageSize`` and the
41 ``MaximumPatientCount`` options in the :ref:`Orthanc configuration 43 ``MaximumPatientCount`` options in the :ref:`Orthanc configuration
42 file <configuration>`. 44 file <configuration>`. Setting both these values to 0 will disable
45 recycling.
43 46
44 It is possible to prevent important data from being automatically 47 It is possible to prevent important data from being automatically
45 recycled. This mechanism is called **protection**. Each patient can be 48 recycled. This mechanism is called **protection**. Each patient can be
46 individually protected against recycling by using the 49 individually protected against recycling by using the
47 ``Unprotected/Protected`` switch that is available from Orthanc 50 ``Unprotected/Protected`` switch that is available from Orthanc
51 protects all the studies/series/instances of the patient against 54 protects all the studies/series/instances of the patient against
52 recycling. The rationale is that we think it is important to keep 55 recycling. The rationale is that we think it is important to keep
53 available all the data related to one patient. Unwillingly losing a 56 available all the data related to one patient. Unwillingly losing a
54 study/series that is part of the same patient might lead to a loss in 57 study/series that is part of the same patient might lead to a loss in
55 consistency with respect to the medical history of this patient. 58 consistency with respect to the medical history of this patient.
56
57 59
58 .. _compression: 60 .. _compression:
59 61
60 Compression 62 Compression
61 ----------- 63 -----------