Adjust default ceph.conf parameters
1. Remove an explicit OSD journal size, especially such a small one (no clue why I ever added that...) 2. Add max scrubs, disable scrub during recovery, and set scrub sleep. 3. Add max backfills, tune recovery sleep to 0 to prioritize recovery.
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@ -65,7 +65,13 @@
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- "auth service required = cephx"
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- "auth client required = cephx"
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- "mon allow pool delete = 1"
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- "osd journal size = 2"
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- "osd max scrubs = 2"
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- "osd scrub during recovery = false"
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- "osd scrub sleep = 5"
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- "osd max backfills = 8"
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- "osd recovery sleep hdd = 0"
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- "osd recovery sleep ssd = 0"
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- "osd recovery sleep hybrid = 0"
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- "osd pool default size = 3"
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- "osd pool default min size = 2"
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- "osd pool default pg num = 256"
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