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Commit 915444bc0b8a931d32dfb755542f4bd1d37f1449 introduced a regression whereby an entry in *nbdtab* with no port specification was read as wanting port "0" rather than the default "10809". I attempted to run the...

waveform80

Currently, running `configure --disable-manpages` while `docbook2man` *is* installed results in the error "don't know what to do here" when it should disable building of manpages (I ran into this when...

waveform80

NBD export fail "nbd0: truncated" to mount with block size other than 512

1

Hi All, We meet a problem when changing block size from 512 to 1024. From the dmesg log, we could found that nbd-client be executed with block size 1024. However,...

timlee66

if there is no port define in `nbdtab` . nbd-client will try to connect address:0 rather than address:10809 . i think it may caused by #154

rhjdvsgsgks

Performance optimization

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How does nbd manage processes and threads? I am looking into this to find out what optimizations may be required and what settings to watch for as I start to...

lordbink

Extremely low performance with 20 simultaneous clients and 9Gb squashfs image

3

Hi all, I have an students lab in my university with about 180 clients (i5,16Gb,Gigabit network) running ubuntu-20.04 from pxe+nbd by mean of LTSP.(Gigabit network) The generated squashfs image is...

jonsito

nbd-3.25 compile failure in gznbd

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nbd-3.25 fails to compile with zlib support: ``` make[2]: Entering directory '/var/tmp/portage/sys-block/nbd-3.25/work/nbd-3.25/gznbd' x86_64-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -DSYSCONFDIR='"/etc"' -DTRACE -Wall -O2 -pipe -march=native -fdiagnostics-color=always -frecord-gcc-switches -Wreturn-type -ggdb3 -c -o gznbd-gznbd.o `test...

thesamesam

Running nbd-client as non-root produces this error: ``` Error: Failed to setup device, check dmesg ``` `dmesg` has nothing in it, however. As it turns out, the actual error here...

joshtriplett

Hi, I cannot quite figure out why this happens. From the release archive, the systemd part fails to build: ``` $ curl -LOs https://github.com/NetworkBlockDevice/nbd/releases/download/nbd-3.26.1/nbd-3.26.1.tar.xz $ tar -xf nbd-3.26.1.tar.xz $ cd...

tacerus

If the client connects to the nbd socket, and then disconnects without sending any data, nbd floods the logs

1

Since the `socket_read()` in the server negotiation in `negotiate(..)` doesn't return any sort of error, the server acts on uninitialized data and can spin around the loop, each read/write spamming...

jgrills