After a bit of digging, and using -w/tmp/, I get this Error: cannot move the file /tmp/aserver_nooo.zip.tmp /monta/nexes_sei_aserver6/zip/aserver_nooo.zip Operation not permitted System ERROR: Unknown error: -2147024895
After switching from a Solaris-based NAS to a FreeBSD one, I get a strange beahyviour The NFS share is mounted as /monta/nexes_sei_aserver6 It is writeable root@aserver:/monta/nexes_sei_aserver6/zip # echo "ciao" >prova.txt root@aserver:/monta/nexes_sei_aserver6/zip # cat prova.txt ciao There is a squash-to-user utente When I try to write on a .zip file, like this root@aserver:/monta/nexes_sei_aserver6/zip # /usr/local/bin/7z a -tzip -mx1 /monta/nexes_sei_aserver6/zip/prova /etc 7-Zip [64] 16.02...
BTW: thoroughly testing the restorability of an archive is very different from simply testing it. It presupposes writing to a real filesystem (to check the charset and length, for example) and then comparing file hashes', or whatever. 7-zip is a (very good) archiver, not a backup program, nor do I think it wants to be. For a paranoid++ level you use a different operating system, a different filesystem, a different CPU, and a different compiler (!) and a 3rd-party software to double check (!!). But,...