Oracle 刚刚将其“永久免费”ARM 实例的资源限额减半。
Oracle cut its Always Free ARM limits to 2 OCPU / 12GB, enforced Aug 18

原始链接: https://www.cnelecar.com/blog/oracle-always-free-arm-limits-cut-2026/

甲骨文(Oracle)即将将其“永久免费”(Always Free)的 Ampere A1 ARM 资源配额减半。自 **2026 年 8 月 18 日**起,新的上限将调整为 **2 个 OCPU 和 12 GB 内存**(原为 4 个 OCPU 和 24 GB)。两个免费的 x86 微型实例不受此影响。 **所需操作:** 如果您目前的 ARM 使用量超过了这些新限制,请务必在截止日期前整合或缩减您的实例,以避免被自动终止。 * **如果您拥有一个 4 OCPU / 24 GB 的实例:** 请使用 OCI 控制台将实例调整为 2 OCPU / 12 GB。 * **如果您拥有多个超出限制的实例:** 请先备份数据,然后终止多余的实例,使您的总使用量降至 2 OCPU / 12 GB 以内。 * **如果您仅使用 x86 实例:** 无需进行任何操作。 **重要提示:** * **请尽早操作:** 请在 2026 年 8 月之前完成这些更改,以避免因临近截止日期导致的控制台拥堵或报错。 * **务必先备份:** 终止实例会删除其引导卷(boot volume)。 * **确认操作:** 仅停止实例是不够的,您必须彻底终止多余资源才能释放配额。

甲骨文缩减了其“永久免费”ARM云服务的配额,在 Hacker News 上引发了关于“永久”一词定义的讨论。 用户们讨论了该术语是指服务的永久可用,还是仅指现有服务无限期免费。一些评论者表达了不满,指出这一承诺存在歧义;另一些评论者则认为,免费服务层级本身就会发生变动,不应依赖其构建关键基础设施。此举促使一些用户考虑通过自托管来替代,以避免未来出现类似的依赖问题。
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原文

The short answer: shrink or consolidate before August 18, 2026

If you’re running any Ampere A1 ARM instance larger than 2 OCPUs or 12 GB of RAM — or more than one of them — you need to act before August 18, 2026, or Oracle will terminate the excess automatically. Your two free x86 instances are untouched.

You probably got the email this week. Oracle is quietly cutting its “Always Free” ARM allowance in half, and the deadline is real.

“Beginning on August 18, 2026, Oracle will begin enforcing the updated Always Free compute limits. Compute instances that exceed the Always Free entitlement will be automatically terminated.”

“Current Always Free compute limits: Up to 2 Ampere A1 OCPUs. Up to 12 GB of memory.”

The email from Oracle

Here’s what changed, what it means for your tenancy, and the exact move to make depending on what you’re running today.


What actually changed

The ARM side of Always Free used to be generous: 4 OCPUs and 24 GB of RAM, usable as one large instance or split into two. As of August 18, 2026, it’s exactly half.

ResourceOld limitNew limit (enforced Aug 18, 2026)
ARM (Ampere A1) OCPUUp to 4 OCPUsUp to 2 OCPUs
ARM memoryUp to 24 GBUp to 12 GB
x86 micro instances2 × 1 OCPU / 1 GB2 × 1 OCPU / 1 GB (unchanged)
Other Always Free servicesAvailableRemain available

One thing that trips people up: the ARM limit is a tenancy-wide pool, not per instance. You get 2 OCPUs and 12 GB total to divide however you like — one 2/12 instance, or two 1/6 instances — but the sum can’t go over. And it’s separate from the two always-free x86 instances, which keep their own allowance.


Why this is happening

Oracle doesn’t say in the email, and we won’t pretend to know. The likely story is capacity and abuse management on a tier that was famously too good to last. What matters more than the motive is the math: if you’re over the new pool, something has to give by the deadline.


Your move, by what you’re running today

Scenario A — You have one 4 OCPU / 24 GB ARM instance

This is the easy one. Resize it down to 2 OCPUs / 12 GB. In the OCI Console, open Compute → Instances, select your instance, click More Actions → Edit, set OCPU to 2 and memory to 12 GB (on Ampere A1 the shape scales OCPU and memory together, and 12 GB is the max at 2 OCPU), then save. The instance resizes — back up first, because any shape change is a good moment to have a snapshot.

Do this now, not on August 17. The console gets busy near deadlines, and you don’t want a resize to fail the day before termination.

Scenario B — You have two 2 OCPU / 12 GB ARM instances (like I do)

Two 2/12 instances add up to 4 OCPUs and 24 GB — exactly double the new pool. You can’t keep both. Pick one, back up its data, and terminate it. Keep the other at 2/12, and you’re sitting right at the limit.

I’m in this boat myself: I opened two 2/12 ARM instances a while back and never consolidated them. The fix is to snapshot or image the one I’m retiring, copy anything I care about to the survivor (or to object storage), then terminate. Once it’s gone, the tenancy drops to 2/12 and Oracle leaves it alone.

Scenario C — You have two 1 OCPU / 1 GB x86 instances

Nothing to do. These are the Intel/AMD micro instances, and they’re a separate allowance from the ARM pool. They’re not mentioned in the new limits and they keep running. Leave them be.


What won’t save you (common mistakes)

  • Ignoring the email and hoping it’s a mistake. It isn’t. Enforcement is dated August 18, 2026.
  • Waiting until the last day. Resize or terminate this week. Console slowdowns and quota quirks near the deadline are the kind of thing that turns a 10-minute job into a missed deadline.
  • Forgetting to back up before you terminate. A terminated instance and its boot volume are gone — there’s no undo.
  • Assuming stopping an instance frees the allocation. It often doesn’t. To drop under the limit, you generally need to terminate, not just stop. Check your tenancy’s Limits, Quotas and Usage to see what’s actually counting.
  • Counting your x86 instances against the ARM pool. They’re separate. Don’t consolidate the wrong things.

One honest caveat: the exact mechanics of what counts toward the pool can vary by tenancy and by how Oracle measures allocation. The email is the source of truth, and your OCI Console is the place to confirm your own usage before you act.


The bottom line

The free ARM tier is now half of what it was. If you’re over the new 2 OCPU / 12 GB pool, you have until August 18, 2026 to fix it.

  • Running one big 4/24 instance? Resize it to 2/12.
  • Running two 2/12 instances? Back up one, terminate it, keep the other.
  • Running two x86 micro instances? Do nothing — they’re fine.

And if Oracle does terminate an instance for being over the limit, you can relaunch within the new limits anytime. So the worst case isn’t data loss (if you backed up) — it’s a few minutes of rebuild. Do it this week, and you’ll never think about it again.

If you are already running critical business on the free Oracle server and this change has caused you pain, then you can view it as a real lesson: Free is the most expensive.

If you have serious business to handle, it is recommended that you rent a server for a fee, for example: Hostgator.

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