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libceph: bump CEPH_MSG_MAX_DATA_LEN
If the read is large enough, we end up spinning in the messenger: libceph: osd0 192.168.122.1:6801 io error libceph: osd0 192.168.122.1:6801 io error libceph: osd0 192.168.122.1:6801 io error This is a receive side limit, so only reads were affected. Cc: stable@vger.kernel.org Signed-off-by: Ilya Dryomov <idryomov@gmail.com>
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1 changed files with 7 additions and 1 deletions
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@ -81,7 +81,13 @@ struct ceph_options {
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#define CEPH_MSG_MAX_FRONT_LEN (16*1024*1024)
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#define CEPH_MSG_MAX_MIDDLE_LEN (16*1024*1024)
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#define CEPH_MSG_MAX_DATA_LEN (16*1024*1024)
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/*
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* Handle the largest possible rbd object in one message.
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* There is no limit on the size of cephfs objects, but it has to obey
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* rsize and wsize mount options anyway.
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*/
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#define CEPH_MSG_MAX_DATA_LEN (32*1024*1024)
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#define CEPH_AUTH_NAME_DEFAULT "guest"
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