bhzhu203
bhzhu203
感觉传输数据没有压缩 我在一端 dd /dev/zero的文件传输到另外一端 和原生传输时间差不多一模一样，吞吐也是一样的 如何开启压缩 ？什么参数？
[bcachefs.o.gz](https://github.com/koverstreet/bcachefs/files/9132246/bcachefs.o.gz) here is the file ``` bash-4.3$ scripts/faddr2line /home/bhzhu/source/bcachfs-github/bcachefs/fs/bcachefs/bcachefs.o btree_path_alloc.cold+0x11/0x11 btree_path_alloc.cold+0x11/0x11: alloc_gc_gen at /home/bhzhu/source/bcachfs-github/bcachefs/fs/bcachefs/alloc_background.h:28 (inlined by) alloc_freespace_genbits at /home/bhzhu/source/bcachfs-github/bcachefs/fs/bcachefs/alloc_background.h:64 (inlined by) try_alloc_bucket at /home/bhzhu/source/bcachfs-github/bcachefs/fs/bcachefs/alloc_foreground.c:313 (inlined by) bch2_bucket_alloc_trans at /home/bhzhu/source/bcachfs-github/bcachefs/fs/bcachefs/alloc_foreground.c:473 (inlined...
version 18405bb9123ebd5464bd257f9be89da955bfcd6a ``` Panic#1 Part1 [ 500.296213] vfs_rmdir+0x1c7/0x1f0 [ 500.296216] do_rmdir+0x117/0x150 [ 500.296218] __x64_sys_rmdir+0x3e/0x60 [ 500.296220] do_syscall_64+0x34/0x80 [ 500.296223] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 500.296225] RIP: 0033:0x7ffff716f997 [ 500.296227] Code: 73 01 c3...
The issue is not soloved . And the snapshot deletion hangs.
bcachefs seems not having snapshot read only option
> bcachefs fs usage sudo bcachefs fs usage /home Filesystem 0b94d0c5-97da-4798-9c51-c764341cb8de: Size: 398969704448 Used: 193759535104 Online reserved: 7565312 Data type Required/total Devices reserved: 1/0 [] 14868480 btree: 1/1 [sdb9] 2646081536...
By the way , my becachfs reaches 90% disk space usage . Is there a water mark of disk usage that impacts the becachfs performance? The performance of Btfrs drops...
kcptun也有类似的 FEC功能 UDPspeeder 和kcptun功能不是一样（重复）的吗
> As far as I know @dolohow no longer uses UKSM and has abandoned its development. I tried to help with development for a while, but I also stopped using...
You could disable memory randomize in newly kernel echo 0 > /proc/sys/kernel/randomize_va_space