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Work around a file descriptor issue in cheroot. #465

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Jul 13, 2020
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Work around a file descriptor issue in cheroot. #465

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4 changes: 4 additions & 0 deletions large_image/cache_util/cache.py
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Original file line number Diff line number Diff line change
Expand Up @@ -39,6 +39,10 @@
SoftNoFile, HardNoFile = resource.getrlimit(resource.RLIMIT_NOFILE)
resource.setrlimit(resource.RLIMIT_NOFILE, (HardNoFile, HardNoFile))
SoftNoFile, HardNoFile = resource.getrlimit(resource.RLIMIT_NOFILE)
# When run under cheroot, cheroot can fail if the file descriptor is
# greater than 1024 (see github.com/cherrypy/cheroot/issues/249), so
# limit this further
SoftNoFile = min(SoftNoFile, 1024)
# Reserve some file handles for general use, and expect that tile
# sources could use many handles each. This is conservative, since
# running out of file handles breaks the program in general.
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