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Sat, 14 Nov 2020 06:49:00 -0800 (PST) MIME-Version: 1.0 Received: by 2002:a17:906:c059:0:0:0:0 with HTTP; Sat, 14 Nov 2020 06:48:59 -0800 (PST) In-Reply-To: <4117c1f52febd6ea3d5b717acd89a73b@hamnavoe.com> References: <33F65909-0EE4-4ECA-913D-F8E6430DC71C@quintile.net> <4117c1f52febd6ea3d5b717acd89a73b@hamnavoe.com> From: hiro <23hiro@gmail.com> Date: Sat, 14 Nov 2020 14:48:59 +0000 Message-ID: Subject: Re: [9fans] Raspberry Pi 4 stability dependent in RAM To: 9fans <9fans@9fans.net> Content-Type: text/plain; charset="UTF-8" Topicbox-Policy-Reasoning: allow: sender is a member Topicbox-Message-UUID: 8cadb4a2-2688-11eb-81a8-89320b15a83c Archived-At: =?UTF-8?B?PGh0dHBzOi8vOWZhbnMudG9waWNib3guY29tL2dyb3Vwcy85?= =?UTF-8?B?ZmFucy9UZTkxMzc3MjIzNDUzYjhjMC1NMjQ3YWNkZGM2MjNjYjYxNmEwMjQ4?= =?UTF-8?B?YzhhPg==?= List-Help: List-Id: "9fans" <9fans.9fans.net> List-Post: List-Software: Topicbox v0 List-Subscribe: Precedence: list Reply-To: 9fans <9fans@9fans.net> Content-Transfer-Encoding: quoted-printable List-Unsubscribe: , Topicbox-Delivery-ID: 2:9fans:437d30aa-c441-11e9-8a57-d036212d11b0:522be890-2105-11eb-b15e-8d699134e1fa:M247acddc623cb616a0248c8a:1:ohFdupL2HM_2C0hFW6IGW8jCGdSAG7ORv78k_fIKHu0 from the hardware point of view... i never had a single problem with pi4 power rails or it's RAM. if we're lucky this might be just your pi. while rare, memory does fail sometimes... What doesn't work here is the usb-c power supply, so i have used a crappier mobile phone charger with a passive USB-A -> c adaptor. Luckily the current draw is lower than expected so it worked out. also, lots of problems with wifi, the usb, the hdmi and the bluetooth (on linux). they seem to all interfere with each other on the physical level in many ways, so i've only been able to use 1-2 of these systems at the same time without crazy connection problems (thus i recommend saving your time and not bothering to ever try and get the wifi or bluetooth to work on plan9, it only makes things worse). stable network, stable system for my purposes reminds me of my old kirkwood devices. pi@raspberrypi:~ $ uptime 14:40:02 up 217 days, 19:57, 4 users, load average: 0.07, 0.02, 0.00 ------------------------------------------ 9fans: 9fans Permalink: https://9fans.topicbox.com/groups/9fans/Te91377223453b8c0-M247ac= ddc623cb616a0248c8a Delivery options: https://9fans.topicbox.com/groups/9fans/subscription