From: Konstantin Khorenko <khorenko@virtuozzo.com>
To: Vasileios Almpanis <vasileios.almpanis@virtuozzo.com>
Cc: devel@openvz.org
Subject: Re: [Devel] [PATCH hci-8.1 2/2] selftests/ve: check memory.numa_migrate keeps the folio order
Date: Wed, 28 Oct 2026 15:12:23 +0100 [thread overview]
Message-ID: <622b0189-a1cf-466f-b5b8-5b0b4649e8c6@virtuozzo.com> (raw)
In-Reply-To: <179319299768.343268.8435037349385138555.b4-review@b4>
On 10/28/26 14:09, Vasileios Almpanis wrote:
...
>> + /* From here on a failure means eviction would crash the kernel. */
>> + self->leave_mounted = 1;
>> + snprintf(list, sizeof(list), "%d,%d", self->node_from, self->node_to);
>> + ASSERT_EQ(write_file_at(self->cg_fd, "cpuset.mems", list), 0);
>> + ASSERT_EQ(write_u64_at(self->cg_fd, "memory.numa_migrate",
>> + self->node_to), 0);
>> +
>> + ASSERT_EQ(file_bytes_on_node(self->cg_fd, self->node_to,
>> + &on_to_after), 0);
>> + TH_LOG("file bytes on node %d: %llu -> %llu", self->node_to,
>> + on_to_before, on_to_after);
>
> Non blocker: in hosts with many CPUs we could read unflushed stats.
> Maybe do the memcmp loop first and retry numa_stat read for a few
> seconds.
Yeah, will try to handle this in v2.
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next prev parent reply other threads:[~2026-10-28 14:13 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-10-28 12:22 [Devel] [PATCH hci-8.1 0/2] mm/memcontrol: numa_migrate destinations of the source " Konstantin Khorenko
2026-10-28 12:22 ` [Devel] [PATCH hci-8.1 1/2] mm/memcontrol: allocate numa_migrate targets " Konstantin Khorenko
2026-10-28 12:26 ` no-reply
2026-10-28 13:09 ` Vasileios Almpanis
2026-10-28 14:14 ` Konstantin Khorenko
2026-10-28 12:22 ` [Devel] [PATCH hci-8.1 2/2] selftests/ve: check memory.numa_migrate keeps the " Konstantin Khorenko
2026-10-28 12:28 ` no-reply
2026-10-28 12:49 ` Pavel Tikhomirov
2026-10-28 14:08 ` Konstantin Khorenko
2026-10-28 13:09 ` Vasileios Almpanis
2026-10-28 14:12 ` Konstantin Khorenko [this message]
2026-10-28 12:49 ` [Devel] [PATCH hci-8.1 0/2] mm/memcontrol: numa_migrate destinations of the source " Pavel Tikhomirov
2026-10-28 13:09 ` Vasileios Almpanis
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