On 19.10.2017 10:16 Vladimir Panteleev wrote: > On Tue, 17 Oct 2017 16:21:04 -0700, Duncan wrote: >> * try the balance on 4.14-rc5+, where the known bug should be fixed > > Thanks! However, I'm getting the same error on > 4.14.0-rc5-g9aa0d2dde6eb. The stack trace is different, though: > > Aside from rebuilding the filesystem, what are my options? Should I > try to temporarily add a file from another volume as a device and > retry the balance? If so, what would be a good size for the temporary > device? > Hi, for me a work-around for something like this has been to reduce the amount of dirty memory via e.g. sysctl vm.dirty_background_bytes=$((100*1024*1024)) sysctl vm.dirty_bytes=$((400*1024*1024)) this reduces performance, however. You could also mount with "enospc_debug" to give the devs more infos about this issue. I am having more ENOSPC issues with 4.9.x than with the latest 4.14. Regards, Martin -- To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
