search for: set_tid_address

Hello, I have found, that ocfs2 is very slow when doing I/O operation without cache. See a simple test: ng-vvv1:~# dd if=/data/verejna/dd-1G bs=1k | dd of=/dev/null 1048576+0 records in 1048576+0 records out 1073741824 bytes (1.1 GB) copied, 395.183 s, 2.7 MB/s 2097152+0 records in 2097152+0 records out 1073741824 bytes (1.1 GB) copied, 395.184 s, 2.7 MB/s The underlying block device is quite

...5, 0x12000) = 0x7fd406c9a000 7241 mmap(0x7fd406c9c000, 6792, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x7fd406c9c000 7241 close(5) = 0 7241 mprotect(0x7fd406c9a000, 4096, PROT_READ) = 0 7241 mprotect(0x7fd406ea2000, 4096, PROT_READ) = 0 7241 set_tid_address(0x7fd4080809d0) = 7241 7241 --- SIGSEGV (Segmentation fault) @ 0 (0) --- 6080 <... select resumed> ) = ? ERESTARTNOHAND (To be restarted) 6080 --- SIGCHLD (Child exited) @ 0 (0) --- 6080 wait4(-1, NULL, WNOHANG, NULL) = 7241 6080 wait4(-1, NULL, WNOHANG, NULL) = -1 ECH...

...d406c9c000, 6792, PROT_READ|PROT_WRITE, >> MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x7fd406c9c000 >> 7241 close(5) = 0 >> 7241 mprotect(0x7fd406c9a000, 4096, PROT_READ) = 0 >> 7241 mprotect(0x7fd406ea2000, 4096, PROT_READ) = 0 >> 7241 set_tid_address(0x7fd4080809d0) = 7241 >> 7241 --- SIGSEGV (Segmentation fault) @ 0 (0) --- >> 6080 <... select resumed> ) = ? ERESTARTNOHAND (To be >> restarted) >> 6080 --- SIGCHLD (Child exited) @ 0 (0) --- >> 6080 wait4(-1, NULL, WNOHANG, NULL) = 7241 &gt...

...v stdio,id=stdio -device virtconsole,chardev=stdio -monitor none -append "root=/dev/root rw rootfstype=9p rootflags=trans=virtio console=hvc0 init=/strace /test 2" execve("/test", ["/test", "2"], [/* 2 vars */]) = 0 arch_prctl(ARCH_SET_FS, 0x601098) = 0 set_tid_address(0x6010d0) = 29 nanosleep({1, 0}, 0x7ffcdb7ea6b0) = 0 open("/dev/random", O_RDONLY) = 3 read(3, "P'\333\362\352\247\212\272\357E?\343", 16) = 12 close(3) = 0 nanosleep({1, 0}, 0x7ffcdb7ea6b0) = 0 open("/d...

...v stdio,id=stdio -device virtconsole,chardev=stdio -monitor none -append "root=/dev/root rw rootfstype=9p rootflags=trans=virtio console=hvc0 init=/strace /test 2" execve("/test", ["/test", "2"], [/* 2 vars */]) = 0 arch_prctl(ARCH_SET_FS, 0x601098) = 0 set_tid_address(0x6010d0) = 29 nanosleep({1, 0}, 0x7ffcdb7ea6b0) = 0 open("/dev/random", O_RDONLY) = 3 read(3, "P'\333\362\352\247\212\272\357E?\343", 16) = 12 close(3) = 0 nanosleep({1, 0}, 0x7ffcdb7ea6b0) = 0 open("/d...

...6f86000 set_tls(0x76f86320, 0x76f869c0, 0x76f869c8, 0x76f86320, 0x76f88f7c) = 0 mprotect(0x76f79000, 4096, PROT_READ) = 0 mprotect(0x76f65000, 4096, PROT_READ) = 0 mprotect(0x76f46000, 4096, PROT_READ) = 0 mprotect(0x76ea8000, 4096, PROT_READ) = 0 mprotect(0x76f88000, 4096, PROT_READ) = 0 set_tid_address(0x76f86068) = 2936 set_robust_list(0x76f86070, 0xc) = 0 rt_sigaction(SIGRTMIN, {0x76f568e8, [], SA_SIGINFO|0x4000000}, NULL, 8) = 0 rt_sigaction(SIGRT_1, {0x76f56794, [], SA_RESTART|SA_SIGINFO|0x4000000}, NULL, 8) = 0 rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 getrlim...

...> 7241 mmap(0x7fd406c9c000, 6792, PROT_READ|PROT_WRITE, > MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x7fd406c9c000 > 7241 close(5) = 0 > 7241 mprotect(0x7fd406c9a000, 4096, PROT_READ) = 0 > 7241 mprotect(0x7fd406ea2000, 4096, PROT_READ) = 0 > 7241 set_tid_address(0x7fd4080809d0) = 7241 > 7241 --- SIGSEGV (Segmentation fault) @ 0 (0) --- > 6080 <... select resumed> ) = ? ERESTARTNOHAND (To be > restarted) > 6080 --- SIGCHLD (Child exited) @ 0 (0) --- > 6080 wait4(-1, NULL, WNOHANG, NULL) = 7241 > 6080 wait4(-1, NU...

..._FS, 0x7ff03ee0d700) = 0 mprotect(0x7ff03df1e000, 4096, PROT_READ) = 0 mprotect(0x7ff03e29e000, 16384, PROT_READ) = 0 mprotect(0x7ff03e4ae000, 4096, PROT_READ) = 0 mprotect(0x7ff03e6b2000, 4096, PROT_READ) = 0 mprotect(0x7ff03ee33000, 4096, PROT_READ) = 0 munmap(0x7ff03ee11000, 127929) = 0 set_tid_address(0x7ff03ee0d9d0) = 24515 set_robust_list(0x7ff03ee0d9e0, 0x18) = 0 futex(0x7fff1a7c2ddc, FUTEX_WAIT_BITSET_PRIVATE|FUTEX_CLOCK_REALTIME, 1, NULL, 7ff03ee0d700) = -1 EAGAIN (Resource temporarily unavailable) rt_sigaction(SIGRTMIN, {0x7ff03dd0dad0, [], SA_RESTORER|SA_SIGINFO, 0x7ff03dd17030}...

On 18/09/17 17:23, Ben Turner wrote: > Do you want tuned or untuned? If tuned I'd like to try one of my tunings for metadata, but I will use yours if you want. (Re-CC'd list) I would be interested in both, if possible: To confirm that it's not only my machines that exhibit this behaviour given my settings, and to see what can be achieved with your tuned settings. Thank you!

...OT_READ|PROT_WRITE, >>> MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x7fd406c9c000 >>> 7241 close(5) = 0 >>> 7241 mprotect(0x7fd406c9a000, 4096, PROT_READ) = 0 >>> 7241 mprotect(0x7fd406ea2000, 4096, PROT_READ) = 0 >>> 7241 set_tid_address(0x7fd4080809d0) = 7241 >>> 7241 --- SIGSEGV (Segmentation fault) @ 0 (0) --- >>> 6080 <... select resumed> ) = ? ERESTARTNOHAND (To be >>> restarted) >>> 6080 --- SIGCHLD (Child exited) @ 0 (0) --- >>> 6080 wait4(-1, NULL, WNOHANG,...

...E|MAP_ANONYMOUS, -1, 0) = 0x402ff000 mprotect(0x40205000, 4096, PROT_READ) = 0 set_thread_area({entry_number:-1 -> 6, base_addr:0x402ff6c0, limit:1048575, seg_32bit:1, contents:0, read_exec_only:0, limit_in_pages:1, seg_not_present:0, useable:1}) = 0 munmap(0x40018000, 99332) = 0 set_tid_address(0x402ff708) = 21587 rt_sigaction(SIGRTMIN, {0x4003a760, [], SA_SIGINFO}, NULL, 8) = 0 rt_sigaction(SIGRT_1, {0x4003a3a0, [], SA_RESTART|SA_SIGINFO}, NULL, 8) = 0 rt_sigprocmask(SIG_UNBLOCK, [RTMIN RT_1], NULL, 8) = 0 getrlimit(RLIMIT_STACK, {rlim_cur=RLIM_INFINITY, rlim_max=RLIM_INFINIT...

...0x3e73c16000, 4096, PROT_READ) = 0 mprotect(0x3e79408000, 4096, PROT_READ) = 0 mprotect(0x3e74007000, 4096, PROT_READ) = 0 mprotect(0x3e72d4f000, 16384, PROT_READ) = 0 mprotect(0x3e73402000, 4096, PROT_READ) = 0 mprotect(0x3e7281c000, 4096, PROT_READ) = 0 munmap(0x2ad3af276000, 73504) = 0 set_tid_address(0x2ad3afad6200) = 28035 set_robust_list(0x2ad3afad6210, 0x18) = 0 futex(0x7fff72f0723c, FUTEX_WAKE_PRIVATE, 1) = 0 rt_sigaction(SIGRTMIN, {0x3e73a053c0, [], SA_RESTORER|SA_SIGINFO, 0x3e73a0eca0}, NULL, 8) = 0 rt_sigaction(SIGRT_1, {0x3e73a052f0, [], SA_RESTORER|SA_RESTART|SA_SIGINFO, 0x...

...8d000, 4096, PROT_READ) = 0 mprotect(0x7fde2c85f000, 4096, PROT_READ) = 0 mprotect(0x7fde2ca68000, 4096, PROT_READ) = 0 mprotect(0x7fde2cc8d000, 4096, PROT_READ) = 0 mprotect(0x61d000, 4096, PROT_READ) = 0 mprotect(0x7fde2ceb2000, 4096, PROT_READ) = 0 munmap(0x7fde2ce99000, 96960) = 0 set_tid_address(0x7fde2ce94b10) = 85521 set_robust_list(0x7fde2ce94b20, 24) = 0 rt_sigaction(SIGRTMIN, {0x7fde2bc13790, [], SA_RESTORER|SA_SIGINFO, 0x7fde2bc1c5d0}, NULL, 8) = 0 rt_sigaction(SIGRT_1, {0x7fde2bc13820, [], SA_RESTORER|SA_RESTART|SA_SIGINFO, 0x7fde2bc1c5d0}, NULL, 8) = 0 rt_sigprocmask(SI...

Hey, I am getting an invalid argument trying to insert a qdisc: [root@emu-5 iproute2]# tc qdisc add dev eth0 root xcp capacity 50Mbit limit 500 RTNETLINK answers: Invalid argument I''m not sure whats wrong here, because i can successfully insert this qdisc on other computers of mine. How can i debug this? Thanks! George

...it_in_pages:1, seg_not_present:0, useable:1}) = -1 ENOSYS (Function not implemented) modify_ldt(1, {entry_number:0, base_addr:0x4044c080, limit:1048575, seg_32bit:1, contents:0, read_exec_only:0, limit_in_pages:1, seg_not_present:0, useable:1}, 16) = 0 munmap(0x40016000, 58585) = 0 set_tid_address(0x4044c0c8) = -1 ENOSYS (Function not implemented) rt_sigaction(SIGRTMIN, {0x40260620, [], SA_RESTORER|SA_SIGINFO, 0x40266e40}, NULL, 8) = 0 rt_sigprocmask(SIG_UNBLOCK, [RTMIN], NULL, 8) = 0 getrlimit(RLIMIT_STACK, {rlim_cur=8192*1024, rlim_max=RLIM_INFINITY}) = 0 rt_sigaction(SIGINT,...

Hi, I'm using Gluster 3.3.0-1.el6.x86_64, on two storage nodes, replicated mode (fs1, fs2) Node specs: CentOS 6.2 Intel Quad Core 2.8Ghz, 4Gb ram, 3ware raid, 2x500GB sata 7200rpm (RAID1 for os), 6x1TB sata 7200rpm (RAID10 for /data), 1Gbit network I've it mounted data partition to web1 a Dual Quad 2.8Ghz, 8Gb ram, using glusterfs. (also tried NFS -> Gluster mount) We have 50Gb of

...ROT_READ) = 0 > > mprotect(0x7fde2ca68000, 4096, PROT_READ) = 0 > > mprotect(0x7fde2cc8d000, 4096, PROT_READ) = 0 > > mprotect(0x61d000, 4096, PROT_READ) = 0 > > mprotect(0x7fde2ceb2000, 4096, PROT_READ) = 0 > > munmap(0x7fde2ce99000, 96960) = 0 > > set_tid_address(0x7fde2ce94b10) = 85521 > > set_robust_list(0x7fde2ce94b20, 24) = 0 > > rt_sigaction(SIGRTMIN, {0x7fde2bc13790, [], SA_RESTORER|SA_SIGINFO, > > 0x7fde2bc1c5d0}, NULL, 8) = 0 > > rt_sigaction(SIGRT_1, {0x7fde2bc13820, [], > > SA_RESTORER|SA_RESTART|SA_SIGINF...

...0x3eafc08000, 4096, PROT_READ) = 0 mprotect(0x3eae002000, 4096, PROT_READ) = 0 mprotect(0x3eaf807000, 4096, PROT_READ) = 0 mprotect(0x3eadd4d000, 16384, PROT_READ) = 0 mprotect(0x3ead81b000, 4096, PROT_READ) = 0 mprotect(0x3eae415000, 4096, PROT_READ) = 0 munmap(0x2b99123e7000, 26844) = 0 set_tid_address(0x2b99123f1430) = 29539 set_robust_list(0x2b99123f1440, 0x18) = 0 futex(0x7fffbbe8f23c, FUTEX_WAKE_PRIVATE, 1) = 0 rt_sigaction(SIGRTMIN, {0x3eae205380, [], SA_RESTORER|SA_SIGINFO, 0x3eae20eb10}, NULL, 8) = 0 rt_sigaction(SIGRT_1, {0x3eae2052b0, [], SA_RESTORER|SA_RESTART|SA_SIGINFO, 0x3e...

...ra Core 3). But I don't see any reason why not, other mail servers are pretty happy... Here's the strace: -bash-3.00# strace dovecot execve("/usr/local/sbin/dovecot", ["dovecot"], [/* 17 vars */]) = 0 uname({sys="Linux", node="monkey", ...}) = 0 set_tid_address(0) = -1 ENOSYS (Function not implemented) brk(0) = 0x805eed0 access("/etc/ld.so.preload", R_OK) = -1 ENOENT (No such file or directory) open("/etc/ld.so.cache", O_RDONLY) = 3 fstat64(3, {st_mode=S_IFREG|0644, st...

...0, 4096, PROT_READ) = 0 mprotect(0x7f3eeee20000, 4096, PROT_READ) = 0 mprotect(0x7f3eef242000, 28672, PROT_READ) = 0 mprotect(0x7f3eef450000, 4096, PROT_READ) = 0 mprotect(0x557e9c5e7000, 12288, PROT_READ) = 0 mprotect(0x7f3eef678000, 4096, PROT_READ) = 0 munmap(0x7f3eef668000, 54433) = 0 set_tid_address(0x7f3eef663e50) = 19762 set_robust_list(0x7f3eef663e60, 24) = 0 rt_sigaction(SIGRTMIN, {sa_handler=0x7f3eedfd2380, sa_mask=[], sa_flags=SA_RESTORER|SA_SIGINFO, sa_restorer=0x7f3eedfe0400}, NULL, 8) = 0 rt_sigaction(SIGRT_1, {sa_handler=0x7f3eedfd2430, sa_mask=[], sa_flags=SA_RESTORER|...