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Groups > linux.debian.bugs.dist > #1009880
| From | Ben Hutchings <ben@decadent.org.uk> |
|---|---|
| Newsgroups | linux.debian.bugs.dist, linux.debian.kernel |
| Subject | Bug#960702: ethtool -m values change when output is redirected |
| Date | 2020-05-16 01:40 +0200 |
| Message-ID | <A6S5P-lw-1@gated-at.bofh.it> (permalink) |
| References | <A6KrD-4d1-3@gated-at.bofh.it> <A6KrD-4d1-3@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
Cross-posted to 2 groups.
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Control: tag -1 moreinfo On Fri, 2020-05-15 at 15:02 +0000, Yannis Aribaud wrote: > Package: ethtool > Version: 1:4.19-1 > Severity: important > I'm facing a very strange behavior. The command ethtool -m report > the transceiver DOM values correctly, but when the command output is > redirected to an other program, values change to somthing else. [...] > As you can see alsmost all mesuring values (C, V, mA and dBm) change. > The values when output is redirected are unreliable which makes it > impossible to use in a script. I suspect that ethtool is actually getting garbage data from the driver. > I am using Debian GNU/Linux 10 (buster), kernel 4.19.0-9-amd64 #1 SMP > Debian 4.19.118-2 (2020-04-29) x86_64 GNU/Linux and libc6 2.28-10 And which network driver are you using? Ben. -- Ben Hutchings It's easier to fight for one's principles than to live up to them.
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Bug#960702: ethtool -m values change when output is redirected "Yannis Aribaud" <bugs@d6bell.net> - 2020-05-15 17:30 +0200
Bug#960702: ethtool -m values change when output is redirected Bjørn Mork <bjorn@mork.no> - 2020-05-15 19:00 +0200
Bug#960702: ethtool -m values change when output is redirected "Yannis Aribaud" <bugs@d6bell.net> - 2020-05-15 19:40 +0200
Bug#960702: ethtool -m values change when output is redirected Ben Hutchings <ben@decadent.org.uk> - 2020-05-16 01:40 +0200
Bug#960702: ethtool -m values change when output is redirected "Yannis Aribaud" <bugs@d6bell.net> - 2020-05-17 17:00 +0200
Bug#960702: ethtool -m values change when output is redirected Ben Hutchings <ben@decadent.org.uk> - 2020-05-17 18:10 +0200
Bug#960702: ethtool -m values change when output is redirected "Yannis Aribaud" <bugs@d6bell.net> - 2020-05-18 12:10 +0200
Bug#960702: [PATCH net] mlx4: Fix information leak on failure to read module EEPROM Ben Hutchings <ben@decadent.org.uk> - 2020-05-17 19:30 +0200
Bug#960702: [PATCH net] mlx4: Fix information leak on failure to read module EEPROM Ben Hutchings <ben@decadent.org.uk> - 2020-05-18 20:30 +0200
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