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bump up the max_files to 32768 and max_processes to 131072. when nova used ceph as backend, the default limit 1024 is not enough. each connection from rbd image to osd needs 1 fd and 2 threads. if we have 200 osds, we need 200 fds and 400 threads for 1 image. Change-Id: I94c3ec111473ea2ccacdea5dbbf3fdc9c569859f
8 lines
296 B
YAML
8 lines
296 B
YAML
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features:
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Bump up the max_files to 32768 and max_processes to 131072.
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when nova used ceph as backend, the default limit 1024 is not enough.
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each connection from rbd image to osd needs 1 fd and 2 threads. if we
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have 200 osds, we need 200 fds and 400 threads for 1 image.
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