On Fri, 2014-08-22 at 14:07 -0600, Chris Murphy wrote: > On Aug 22, 2014, at 1:55 AM, John Austin <ja@xxxxxxxxxx> wrote: > > > Hi > > I have a Corsair Flash Voyager GTX USB3 memory stick which is > > advertised as supporting TRIM. > > > > I assume there are several other manufacturers with similar devices > > > > My device is working well (ext4) and is very fast but does not appear to > > respond to the TRIM command even though hdparm suggests it should > > > > I have found the same problem referenced here > > https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1336541 > > but following the kernel link I am not totally convinced things > > are happening upstream > > > > Should I bugzilla this against Fedora this or just wait? > > You could strace the mount and see if it's checking > > /sys/block/sdb/queue/rotational > > This is commonly done to see if the device supports trim/discard first. If it's a 1 then it may be a udev thing. > > Likewise you can strace mkfs.ext4 which I think defaults to -E discard if the value for ../rotational is 0. I know this is the case for mkfs.btrfs. See thread "zeroing out part of an SDcard" for some things I found relating to SD Cards. > > > Chris Murphy > As suggested I have made a few more checks and it would seem that the system knows all about the device but that it is still unhappy about applying the TRIM command [root@paxos:~]$ strace fstrim /media/gtx ... stat("/media/gtx", {st_mode=S_IFDIR|0777, st_size=4096, ...}) = 0 open("/media/gtx", O_RDONLY) = 3 ioctl(3, FITRIM, 0x7fffee2fb700) = -1 EOPNOTSUPP (Operation not supported) ... Not sure what this is really telling me John Details root@paxos:~]$ mount |grep sdb /dev/sdb1 on /media/gtx type ext4 (rw,nosuid,nodev,noexec,noatime,seclabel,discard,data=ordered) //----------------------------------------------------------------- dmesg -ew [Aug23 08:45] EXT4-fs (sdb1): mounting with "discard" option, but the device does not support discard [ +0.000002] EXT4-fs (sdb1): mounted filesystem with ordered data mode. Opts: discard [ +0.000004] SELinux: initialized (dev sdb1, type ext4), uses xattr //----------------------------------------------------------------- [root@paxos:~]$ cat /sys/block/sdb/queue/rotational 0 //----------------------------------------------------------------- root@paxos:~]$ hdparm -I /dev/sdb /dev/sdb: ATA device, with non-removable media Model Number: Voyager GTX ... Nominal Media Rotation Rate: Solid State Device ... * Data Set Management TRIM supported (limit 8 blocks) ... //----------------------------------------------------------------- [root@paxos:~]$ mount|grep sdb1 /dev/sdb1 on /media/gtx type ext4 (rw,nosuid,nodev,noexec,noatime,seclabel,discard,data=ordered) [root@paxos:~]$ strace fstrim /media/gtx execve("/sbin/fstrim", ["fstrim", "/media/gtx"], [/* 31 vars */]) = 0 brk(0) = 0x143a000 mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f856786e000 access("/etc/ld.so.preload", R_OK) = -1 ENOENT (No such file or directory) open("/etc/ld.so.cache", O_RDONLY|O_CLOEXEC) = 3 fstat(3, {st_mode=S_IFREG|0644, st_size=170173, ...}) = 0 mmap(NULL, 170173, PROT_READ, MAP_PRIVATE, 3, 0) = 0x7f8567844000 close(3) = 0 open("/lib64/libmount.so.1", O_RDONLY|O_CLOEXEC) = 3 read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0\340\250 ?9\0\0\0"..., 832) = 832 fstat(3, {st_mode=S_IFREG|0755, st_size=279368, ...}) = 0 mmap(0x393f200000, 2371040, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x393f200000 mprotect(0x393f240000, 2097152, PROT_NONE) = 0 mmap(0x393f440000, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x40000) = 0x393f440000 mmap(0x393f442000, 3552, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x393f442000 close(3) = 0 open("/lib64/libblkid.so.1", O_RDONLY|O_CLOEXEC) = 3 read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0\360\205\240\3572\0\0\0"..., 832) = 832 fstat(3, {st_mode=S_IFREG|0755, st_size=259408, ...}) = 0 mmap(0x32efa00000, 2349960, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x32efa00000 mprotect(0x32efa3a000, 2093056, PROT_NONE) = 0 mmap(0x32efc39000, 16384, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x39000) = 0x32efc39000 mmap(0x32efc3d000, 2952, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x32efc3d000 close(3) = 0 open("/lib64/libuuid.so.1", O_RDONLY|O_CLOEXEC) = 3 read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0\20\25`\3572\0\0\0"..., 832) = 832 fstat(3, {st_mode=S_IFREG|0755, st_size=22624, ...}) = 0 mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f8567843000 mmap(0x32ef600000, 2113920, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x32ef600000 mprotect(0x32ef604000, 2093056, PROT_NONE) = 0 mmap(0x32ef803000, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x3000) = 0x32ef803000 close(3) = 0 open("/lib64/libselinux.so.1", O_RDONLY|O_CLOEXEC) = 3 read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0\240d\240>9\0\0\0"..., 832) = 832 fstat(3, {st_mode=S_IFREG|0755, st_size=144952, ...}) = 0 mmap(0x393ea00000, 2242712, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x393ea00000 mprotect(0x393ea21000, 2093056, PROT_NONE) = 0 mmap(0x393ec20000, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x20000) = 0x393ec20000 mmap(0x393ec22000, 6296, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x393ec22000 close(3) = 0 open("/lib64/libc.so.6", O_RDONLY|O_CLOEXEC) = 3 read(3, "\177ELF\2\1\1\3\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0p\36\202\0026\0\0\0"..., 832) = 832 fstat(3, {st_mode=S_IFREG|0755, st_size=2100672, ...}) = 0 mmap(0x3602800000, 3924576, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x3602800000 mprotect(0x36029b4000, 2097152, PROT_NONE) = 0 mmap(0x3602bb4000, 24576, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x1b4000) = 0x3602bb4000 mmap(0x3602bba000, 16992, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x3602bba000 close(3) = 0 open("/lib64/libpcre.so.1", O_RDONLY|O_CLOEXEC) = 3 read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0p\27`>9\0\0\0"..., 832) = 832 fstat(3, {st_mode=S_IFREG|0755, st_size=421144, ...}) = 0 mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f8567842000 mmap(0x393e600000, 2511368, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x393e600000 mprotect(0x393e665000, 2093056, PROT_NONE) = 0 mmap(0x393e864000, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x64000) = 0x393e864000 close(3) = 0 open("/lib64/liblzma.so.5", O_RDONLY|O_CLOEXEC) = 3 read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0\3400\240\330<\0\0\0"..., 832) = 832 fstat(3, {st_mode=S_IFREG|0755, st_size=155400, ...}) = 0 mmap(0x3cd8a00000, 2245240, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x3cd8a00000 mprotect(0x3cd8a24000, 2093056, PROT_NONE) = 0 mmap(0x3cd8c23000, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x23000) = 0x3cd8c23000 close(3) = 0 open("/lib64/libdl.so.2", O_RDONLY|O_CLOEXEC) = 3 read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0\320\16\300\0026\0\0\0"..., 832) = 832 fstat(3, {st_mode=S_IFREG|0755, st_size=22440, ...}) = 0 mmap(0x3602c00000, 2109744, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x3602c00000 mprotect(0x3602c03000, 2093056, PROT_NONE) = 0 mmap(0x3602e02000, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x2000) = 0x3602e02000 close(3) = 0 open("/lib64/libpthread.so.0", O_RDONLY|O_CLOEXEC) = 3 read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0\340m\0\0036\0\0\0"..., 832) = 832 fstat(3, {st_mode=S_IFREG|0755, st_size=150800, ...}) = 0 mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f8567841000 mmap(0x3603000000, 2213104, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x3603000000 mprotect(0x3603018000, 2093056, PROT_NONE) = 0 mmap(0x3603217000, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x17000) = 0x3603217000 mmap(0x3603219000, 13552, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x3603219000 close(3) = 0 mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f8567840000 mmap(NULL, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f856783e000 arch_prctl(ARCH_SET_FS, 0x7f856783e880) = 0 mprotect(0x606000, 4096, PROT_READ) = 0 mprotect(0x393f440000, 4096, PROT_READ) = 0 mprotect(0x32efc39000, 12288, PROT_READ) = 0 mprotect(0x32ef803000, 4096, PROT_READ) = 0 mprotect(0x393ec20000, 4096, PROT_READ) = 0 mprotect(0x3602bb4000, 16384, PROT_READ) = 0 mprotect(0x360261f000, 4096, PROT_READ) = 0 mprotect(0x393e864000, 4096, PROT_READ) = 0 mprotect(0x3cd8c23000, 4096, PROT_READ) = 0 mprotect(0x3602e02000, 4096, PROT_READ) = 0 mprotect(0x3603217000, 4096, PROT_READ) = 0 munmap(0x7f8567844000, 170173) = 0 set_tid_address(0x7f856783eb50) = 8288 set_robust_list(0x7f856783eb60, 24) = 0 rt_sigaction(SIGRTMIN, {0x36030068c0, [], SA_RESTORER|SA_SIGINFO, 0x360300f750}, NULL, 8) = 0 rt_sigaction(SIGRT_1, {0x3603006950, [], SA_RESTORER|SA_RESTART|SA_SIGINFO, 0x360300f750}, NULL, 8) = 0 rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 getrlimit(RLIMIT_STACK, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 statfs("/sys/fs/selinux", {f_type=0xf97cff8c, f_bsize=4096, f_blocks=0, f_bfree=0, f_bavail=0, f_files=0, f_ffree=0, f_fsid={0, 0}, f_namelen=255, f_frsize=4096}) = 0 statfs("/sys/fs/selinux", {f_type=0xf97cff8c, f_bsize=4096, f_blocks=0, f_bfree=0, f_bavail=0, f_files=0, f_ffree=0, f_fsid={0, 0}, f_namelen=255, f_frsize=4096}) = 0 stat("/sys/fs/selinux", {st_mode=S_IFDIR|0755, st_size=0, ...}) = 0 brk(0) = 0x143a000 brk(0x145b000) = 0x145b000 open("/usr/lib/locale/locale-archive", O_RDONLY|O_CLOEXEC) = 3 fstat(3, {st_mode=S_IFREG|0644, st_size=106070960, ...}) = 0 mmap(NULL, 106070960, PROT_READ, MAP_PRIVATE, 3, 0) = 0x7f8561315000 close(3) = 0 stat("/media/gtx", {st_mode=S_IFDIR|0777, st_size=4096, ...}) = 0 open("/media/gtx", O_RDONLY) = 3 ioctl(3, FITRIM, 0x7fffee2fb700) = -1 EOPNOTSUPP (Operation not supported) close(3) = 0 open("/usr/share/locale/locale.alias", O_RDONLY|O_CLOEXEC) = 3 fstat(3, {st_mode=S_IFREG|0644, st_size=2492, ...}) = 0 mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f856786d000 read(3, "# Locale name alias data base.\n#"..., 4096) = 2492 read(3, "", 4096) = 0 close(3) = 0 munmap(0x7f856786d000, 4096) = 0 open("/usr/share/locale/en_GB.UTF-8/LC_MESSAGES/util-linux.mo", O_RDONLY) = -1 ENOENT (No such file or directory) open("/usr/share/locale/en_GB.utf8/LC_MESSAGES/util-linux.mo", O_RDONLY) = -1 ENOENT (No such file or directory) open("/usr/share/locale/en_GB/LC_MESSAGES/util-linux.mo", O_RDONLY) = -1 ENOENT (No such file or directory) open("/usr/share/locale/en.UTF-8/LC_MESSAGES/util-linux.mo", O_RDONLY) = -1 ENOENT (No such file or directory) open("/usr/share/locale/en.utf8/LC_MESSAGES/util-linux.mo", O_RDONLY) = -1 ENOENT (No such file or directory) open("/usr/share/locale/en/LC_MESSAGES/util-linux.mo", O_RDONLY) = -1 ENOENT (No such file or directory) write(2, "fstrim: ", 8fstrim: ) = 8 write(2, "/media/gtx: discard operation no"..., 44/media/gtx: discard operation not supported.) = 44 write(2, "\n", 1 ) = 1 close(1) = 0 close(2) = 0 exit_group(1) = ? +++ exited with 1 +++ [root@paxos:~]$ -- users mailing list users@xxxxxxxxxxxxxxxxxxxxxxx To unsubscribe or change subscription options: https://admin.fedoraproject.org/mailman/listinfo/users Fedora Code of Conduct: http://fedoraproject.org/code-of-conduct Guidelines: http://fedoraproject.org/wiki/Mailing_list_guidelines Have a question? 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