Re: [lustre-discuss] Do old clients ever go away?

2020-06-05 Thread Moreno Diego (ID SIS)
I don't see a way to clear the exports on the MGS side so it seems you get there every single NID that ever connected to the system. You can however clear this on the MDSes/OSSes: [root@mds01 ~]# ls /proc/fs/lustre/mdt/fs1-MDT0001/exports/ | wc -l 5182 [root@mds01 ~]# echo 1 >

Re: [lustre-discuss] Do old clients ever go away?

2020-06-05 Thread K. Scott Rowe
I expect a reboot of the EVLA Lustre system will remove unused IPs from that directory. Many of those "gone" IPs are for retired CBE nodes (cbe-node-{17..33}) and one (192.168.200.14) is for I don't know what. using "lshowmount -l" might be more useful than looking in that directory. On Jun 05

[lustre-discuss] Do old clients ever go away?

2020-06-05 Thread William D. Colburn
I was looking in /proc/fs/lustre/mgs/MGS/exports/, and I see ip addresses in there that don't go anywhere anymore. I'm pretty sure they are gone so long that they predate the uptime of the mds. Does a lost client linger forever, or am I just wrong about when the machines went offline in relation

Re: [lustre-discuss] patchless server vs. patched server

2020-06-05 Thread Andreas Dilger
Pascal, Thanks for taking the time to update the wiki, every contribution helps. Note that the need for patches kernels for project quotas will also go away with newer kernels, but Red Hat just couldn't make that feature work with the RHEL7 kernel without breaking the ABI. Cheers, Andreas On