bin/55124: [PATCH] request total incorrectly reported by
vmstat(8)
David Schultz
das at FreeBSD.ORG
Mon Aug 4 23:30:18 PDT 2003
The following reply was made to PR bin/55124; it has been noted by GNATS.
From: David Schultz <das at FreeBSD.ORG>
To: Bruce M Simpson <bms at spc.org>
Cc: FreeBSD-gnats-submit at FreeBSD.ORG
Subject: Re: bin/55124: [PATCH] request total incorrectly reported by vmstat(8)
Date: Mon, 4 Aug 2003 23:23:23 -0700
> Under RELENG_4, the running total of requests for each subsystem
> client of the vm (vmstat -m) is incorrectly reported due to the use
> of a signed (vs unsigned) integer.
[...]
> - long totuse = 0, totfree = 0, totreq = 0;
> + long totuse = 0, totfree = 0;
> + unsigned long totreq = 0;
This only buys you a factor of 2, then it overflows again. totreq
should be a uint64_t like the ks_calls values it's accumulating.
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