True nanoseconds. "Confidentially doc, I am the wabbit."
Bugs Bunny Sent from Proton Mail Android -------- Original Message -------- On 2/18/25 6:28 PM, Charles Mills <[email protected]> wrote: > > Due to the cable being too long, it was taking x + y microseconds. > > Must have been nanoseconds, right? Electric signals travel at approximately > 150,000 miles per second. That's somewhere around 800 or 900 feet per > microsecond. That would be a long cable. > > https://youtu.be/9eyFDBPk4Yw > > Charles > > On Tue, 18 Feb 2025 20:07:16 +0000, rpinion865 <[email protected]> > wrote: > > >Hey, I know how to fix that. Old story, new IBM 370/158 installed by third > party. IPLed 158 and it ran for a few hours and then died. IPLed again, same > thing. Third party CE attempted to diagnose the problem. After several > hours, the third party gave up and agreed to pay for IBM to diagnose the > problem. Local CEs unable to diagnose the problem. Problem escalated to > level 1 & level 2. Still no solution. After 24 hours of this, IBM flew in > one of the 370/158 engineers to the site. The engineer asked to IPL the 158. > After a short time it died. The engineer walked to the back of the 158 and > removed the panel. After a few minutes, the engineer said there was a wire > that was too long. Everybody on site thought "yeah right". The engineer > created a shorter cable and installed it. The 158 was IPLed and it ran > without a problem. The IBM engineer stated it was a "timing problem" because > a signal was supposed to reach its destination in x microseconds. Due to the > cable being too long, it was taking x + y microseconds. > > > >No, this is not an urban legend, it really happened. > > ---------------------------------------------------------------------- > For IBM-MAIN subscribe / signoff / archive access instructions, > send email to [email protected] with the message: INFO IBM-MAIN > ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to [email protected] with the message: INFO IBM-MAIN
