From 1606c2497d0461029bd566c45ce7ede6e56bdc02 Mon Sep 17 00:00:00 2001 From: "kfraser@localhost.localdomain" Date: Mon, 11 Jun 2007 10:16:54 +0100 Subject: [PATCH] xend: Do not give up auto-ballooning if ballooning is proceeding okay. Under a loaded system, don't give up ballooning dom0 unless it's not responding at all. Signed-off-by: Ryan Scott --- tools/python/xen/xend/balloon.py | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/tools/python/xen/xend/balloon.py b/tools/python/xen/xend/balloon.py index ff051da88e..9a57cf9ac9 100644 --- a/tools/python/xen/xend/balloon.py +++ b/tools/python/xen/xend/balloon.py @@ -102,6 +102,7 @@ def free(need_mem): retries = 0 sleep_time = SLEEP_TIME_GROWTH last_new_alloc = None + last_free = None rlimit = RETRY_LIMIT while retries < rlimit: physinfo = xc.physinfo() @@ -140,7 +141,9 @@ def free(need_mem): time.sleep(sleep_time) if retries < 2 * RETRY_LIMIT: sleep_time += SLEEP_TIME_GROWTH - retries += 1 + if last_free != None and last_free >= free_mem + scrub_mem: + retries += 1 + last_free = free_mem + scrub_mem # Not enough memory; diagnose the problem. if dom0_min_mem == 0: -- 2.30.2