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memory: Avoid 100% CPU when there is nothing to report.

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Commit b9de408768 (memory: Avoid an empty log message if there's nothing
to log.) introduced a 100% CPU usage condition when there is nothing to
log.  This fixes the problem.

Reported-by: Ansis Atteka <aatteka@nicira.com>
Acked-by: Ansis Atteka <aatteka@nicira.com>
Signed-off-by: Ben Pfaff <blp@nicira.com>
This commit is contained in:
Ben Pfaff
2013-04-11 15:05:32 -07:00
parent f28b6dd3f4
commit 1c85959e0c
1 changed files with 4 additions and 2 deletions
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6
lib/memory.c
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@@ -137,8 +137,10 @@ memory_report(const struct simap *usage)
ds_init(&s); ds_init(&s);
compose_report(usage, &s); compose_report(usage, &s);
if (want_report && s.length) { if (want_report) {
VLOG_INFO("%s", ds_cstr(&s)); if (s.length) {
VLOG_INFO("%s", ds_cstr(&s));
}
want_report = false; want_report = false;
} }
if (n_conns) { if (n_conns) {