[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] [Xen-devel] [PATCH v2 4/4] libxl_wait_for_memory_target: wait for 2 sec at a time
Use a 2 sec sleep time in the loop to allow the guest to release a decent amount of memory in an iteration (empirical tests show ballooning speed to be 512MB/sec or recent boxes). Signed-off-by: Stefano Stabellini <stefano.stabellini@xxxxxxxxxxxxx> Reviewed-by: Mike Latimer <mlatimer@xxxxxxxx> Tested-by: Mike Latimer <mlatimer@xxxxxxxx> --- tools/libxl/libxl.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/tools/libxl/libxl.c b/tools/libxl/libxl.c index 648a227..94b4d59 100644 --- a/tools/libxl/libxl.c +++ b/tools/libxl/libxl.c @@ -4970,7 +4970,7 @@ int libxl_wait_for_memory_target(libxl_ctx *ctx, uint32_t domid, int wait_secs) prev_memkb = UINT64_MAX; do { - sleep(1); + sleep(2); libxl_dominfo_dispose(&info); libxl_dominfo_init(&info); @@ -4986,7 +4986,7 @@ int libxl_wait_for_memory_target(libxl_ctx *ctx, uint32_t domid, int wait_secs) goto out; } else if (current_memkb == prev_memkb) - wait_secs--; + wait_secs -= 2; /* if current_memkb < prev_memkb loop for free as progress has * been made */ -- 1.7.10.4 _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxx http://lists.xen.org/xen-devel
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