On Fri, 13.09.13 14:43, Gao feng ([email protected]) wrote:
> If the memory_limit of unit is -1, we should write "-1"
> to the file memory.limit_in_bytes. not the (unit64_t) -1.
>
> otherwise the memory.limit_in_bytes will be set to zero.
Thanks! Applied!
> ---
> src/core/cgroup.c | 15 +++++++++++----
> 1 file changed, 11 insertions(+), 4 deletions(-)
>
> diff --git a/src/core/cgroup.c b/src/core/cgroup.c
> index aee93ba..244baff 100644
> --- a/src/core/cgroup.c
> +++ b/src/core/cgroup.c
> @@ -257,14 +257,21 @@ void cgroup_context_apply(CGroupContext *c,
> CGroupControllerMask mask, const cha
>
> if (mask & CGROUP_MEMORY) {
> char buf[DECIMAL_STR_MAX(uint64_t) + 1];
> + if (c->memory_limit != (uint64_t) -1) {
> + sprintf(buf, "%" PRIu64 "\n", c->memory_limit);
> + r = cg_set_attribute("memory", path,
> "memory.limit_in_bytes", buf);
> + } else
> + r = cg_set_attribute("memory", path,
> "memory.limit_in_bytes", "-1");
>
> - sprintf(buf, "%" PRIu64 "\n", c->memory_limit);
> - r = cg_set_attribute("memory", path,
> "memory.limit_in_bytes", buf);
> if (r < 0)
> log_error("Failed to set memory.limit_in_bytes on
> %s: %s", path, strerror(-r));
>
> - sprintf(buf, "%" PRIu64 "\n", c->memory_soft_limit);
> - r = cg_set_attribute("memory", path,
> "memory.soft_limit_in_bytes", buf);
> + if (c->memory_soft_limit != (uint64_t) -1) {
> + sprintf(buf, "%" PRIu64 "\n", c->memory_soft_limit);
> + r = cg_set_attribute("memory", path,
> "memory.soft_limit_in_bytes", buf);
> + } else
> + r = cg_set_attribute("memory", path,
> "memory.soft_limit_in_bytes", "-1");
> +
> if (r < 0)
> log_error("Failed to set memory.soft_limit_in_bytes
> on %s: %s", path, strerror(-r));
> }
Lennart
--
Lennart Poettering - Red Hat, Inc.
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