[BUG] Lags. Unreal to write next prompt when claude cli in work.

Preflight Checklist

• [x] I have searched existing issues and this hasn't been reported yet
• [x] This is a single bug report (please file separate reports for different bugs)
• [x] I am using the latest version of Claude Code

What's Wrong?

<img width="1498" height="153" alt="Image" src="https://github.com/user-attachments/assets/f1be8777-3e65-4c1b-991c-62f99b5f4e90" />
When claude cli works I cant write next prompt beacuse its difficult beacuse cpu used 100%. Yesterday I haven't got this trouble.

What Should Happen?

I MUST write next prompt without troubles when claude already works.

Error Messages/Logs

-

Steps to Reproduce

Open claude cli. Exec big prompt for long working. Try to write next prompt.

Claude Model

None

Is this a regression?

Yes, this worked in a previous version

Last Working Version

Probably 2.1.31 but yesterday it works fine.

Claude Code Version

2.1.31

Platform

Anthropic API

Operating System

Ubuntu/Debian Linux

Terminal/Shell

IntelliJ IDEA terminal

Additional Information

ОС

• Дистрибутив: Ubuntu 24.04.3 LTS (Noble Numbat)
• Ядро: Linux 6.8.0-90-generic (x86_64, PREEMPT_DYNAMIC)
• Hostname: romaxa

Материнская плата

• Производитель: ASRock
• Модель: B450M Pro4
• BIOS: P3.60 (2019-07-31)

Процессор

• Модель: AMD Ryzen 5 2600 Six-Core Processor
• Ядра/Потоки: 6 ядер / 12 потоков
• Частота: 1550 - 3400 МГц
• Кэш: L1d 192 KiB, L1i 384 KiB, L2 3 MiB, L3 16 MiB
• Виртуализация: AMD-V

Память

• ОЗУ: 32 ГБ (занято ~13 ГБ, доступно ~17 ГБ)
• Swap: 8 ГБ

Видеокарта

• GPU: NVIDIA GeForce GTX 1660 (TU116, rev a1)

Накопители
Kingston SA400S37480G (SSD) │ 447 ГБ / (64% занято, 154 ГБ свободно)
nvme0n1 │ Reletech P400 SSD 954 ГБ │ (Windows разделы)

UPD: Sometimes lags continues after claude stop works and wait next prompt.
UPD2: After /clear all right.

So RFC: Suggest user exec /clear =)