search for: ftp_job

...r, besides having 50 external machines ftp-ing files to it, we run 2 jobs: 1 that moves files around (called image_mover) and one that changes perms on some files (called chmod_job). And on the C6 NFS client, besides the job that was hanging (called the importer), we also run a another job (called ftp_job) that ftps files to the C6 machine. The ftp_job had never hung before, but now the importer that used to hang has not (yet) hung, and the ftp_job that had not hung before now is hanging. But the system messages are different. On the C7 server there is a series of messages of the form 'task bl...

On Fri, Oct 21, 2016 at 11:42 AM, <m.roth at 5-cent.us> wrote: > Larry Martell wrote: >> On Fri, Oct 21, 2016 at 11:21 AM, <m.roth at 5-cent.us> wrote: >>> Larry Martell wrote: >>>> We have 1 system ruining Centos7 that is the NFS server. There are 50 >>>> external machines that FTP files to this server fairly continuously. >>>>

On 10/26/2016 09:54 PM, Larry Martell wrote: > And on the C6 client there is a similar blocked message for the ftp > job, blocked on nfs_flush, then the bad sequence number message I had > seen before, and at that point the ftp_job hung. Are any of these systems using jumbo frames? Check the MTU in the output of "ip link show" on every system, server and client. If any device doesn't match the MTU of all of the others, that might cause the problem you're describing. And if they all match, but they'...