Make lorunningspace catch up with hirunningspace.
While there, add comment about the magic numbers. Prodded by: alc
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svn2git
2020-12-20 02:59:44 +00:00
svn path=/head/; revision=210410
@ -620,9 +620,14 @@ bufinit(void)
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hibufspace = lmax(3 * maxbufspace / 4, maxbufspace - MAXBSIZE * 10);
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lobufspace = hibufspace - MAXBSIZE;
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lorunningspace = 512 * 1024;
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/*
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* Note: The 16 MB upper limit for hirunningspace was chosen
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* arbitrarily and may need further tuning. The lower 1 MB
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* limit is the historical upper limit for hirunningspace.
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*/
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hirunningspace = lmax(lmin(roundup(hibufspace / 64, MAXBSIZE),
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16 * 1024 * 1024), 1024 * 1024);
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lorunningspace = roundup(hirunningspace / 2, MAXBSIZE);
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/*
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* Limit the amount of malloc memory since it is wired permanently into
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