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Renamed video file, uses read/write, very slow!

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Aug 20th, 2022
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  1. execve("/usr/bin/cp", ["cp", "video.tar.gz", "video2.tar.gz"], 0x7ffc1924f470 /* 81 vars */) = 0
  2. brk(NULL) = 0x55cebab74000
  3. arch_prctl(0x3001 /* ARCH_??? */, 0x7fffae6fd0d0) = -1 EINVAL (Invalid argument)
  4. mmap(NULL, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f06d0eb6000
  5. access("/etc/ld.so.preload", R_OK) = -1 ENOENT (No such file or directory)
  6. openat(AT_FDCWD, "/etc/ld.so.cache", O_RDONLY|O_CLOEXEC) = 3
  7. newfstatat(3, "", {st_mode=S_IFREG|0644, st_size=171279, ...}, AT_EMPTY_PATH) = 0
  8. mmap(NULL, 171279, PROT_READ, MAP_PRIVATE, 3, 0) = 0x7f06d0e8c000
  9. close(3) = 0
  10. openat(AT_FDCWD, "/usr/lib/libacl.so.1", O_RDONLY|O_CLOEXEC) = 3
  11. read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0 \0\0\0\0\0\0"..., 832) = 832
  12. newfstatat(3, "", {st_mode=S_IFREG|0755, st_size=34680, ...}, AT_EMPTY_PATH) = 0
  13. mmap(NULL, 36896, PROT_READ, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x7f06d0e82000
  14. mprotect(0x7f06d0e84000, 24576, PROT_NONE) = 0
  15. mmap(0x7f06d0e84000, 16384, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x2000) = 0x7f06d0e84000
  16. mmap(0x7f06d0e88000, 4096, PROT_READ, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x6000) = 0x7f06d0e88000
  17. mmap(0x7f06d0e8a000, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x7000) = 0x7f06d0e8a000
  18. close(3) = 0
  19. openat(AT_FDCWD, "/usr/lib/libattr.so.1", O_RDONLY|O_CLOEXEC) = 3
  20. read(3, "\177ELF\2\1\1\0\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0 \0\0\0\0\0\0"..., 832) = 832
  21. newfstatat(3, "", {st_mode=S_IFREG|0755, st_size=26488, ...}, AT_EMPTY_PATH) = 0
  22. mmap(NULL, 28696, PROT_READ, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x7f06d0e7a000
  23. mmap(0x7f06d0e7c000, 12288, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x2000) = 0x7f06d0e7c000
  24. mmap(0x7f06d0e7f000, 4096, PROT_READ, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x5000) = 0x7f06d0e7f000
  25. mmap(0x7f06d0e80000, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x5000) = 0x7f06d0e80000
  26. close(3) = 0
  27. openat(AT_FDCWD, "/usr/lib/libc.so.6", O_RDONLY|O_CLOEXEC) = 3
  28. read(3, "\177ELF\2\1\1\3\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0\2204\2\0\0\0\0\0"..., 832) = 832
  29. pread64(3, "\6\0\0\0\4\0\0\0@\0\0\0\0\0\0\0@\0\0\0\0\0\0\0@\0\0\0\0\0\0\0"..., 784, 64) = 784
  30. newfstatat(3, "", {st_mode=S_IFREG|0755, st_size=1953144, ...}, AT_EMPTY_PATH) = 0
  31. pread64(3, "\6\0\0\0\4\0\0\0@\0\0\0\0\0\0\0@\0\0\0\0\0\0\0@\0\0\0\0\0\0\0"..., 784, 64) = 784
  32. mmap(NULL, 1994128, PROT_READ, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x7f06d0c93000
  33. mmap(0x7f06d0cb5000, 1421312, PROT_READ|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x22000) = 0x7f06d0cb5000
  34. mmap(0x7f06d0e10000, 356352, PROT_READ, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x17d000) = 0x7f06d0e10000
  35. mmap(0x7f06d0e67000, 24576, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x1d4000) = 0x7f06d0e67000
  36. mmap(0x7f06d0e6d000, 52624, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x7f06d0e6d000
  37. close(3) = 0
  38. mmap(NULL, 12288, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f06d0c90000
  39. arch_prctl(ARCH_SET_FS, 0x7f06d0c90740) = 0
  40. set_tid_address(0x7f06d0c90a10) = 3396
  41. set_robust_list(0x7f06d0c90a20, 24) = 0
  42. rseq(0x7f06d0c91060, 0x20, 0, 0x53053053) = 0
  43. mprotect(0x7f06d0e67000, 16384, PROT_READ) = 0
  44. mprotect(0x7f06d0e80000, 4096, PROT_READ) = 0
  45. mprotect(0x7f06d0e8a000, 4096, PROT_READ) = 0
  46. mprotect(0x55ceb98d6000, 4096, PROT_READ) = 0
  47. mprotect(0x7f06d0ee9000, 8192, PROT_READ) = 0
  48. prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0
  49. munmap(0x7f06d0e8c000, 171279) = 0
  50. getrandom("\x98\x99\x4c\x44\x31\x73\x11\x6a", 8, GRND_NONBLOCK) = 8
  51. brk(NULL) = 0x55cebab74000
  52. brk(0x55cebab95000) = 0x55cebab95000
  53. openat(AT_FDCWD, "/usr/lib/locale/locale-archive", O_RDONLY|O_CLOEXEC) = 3
  54. newfstatat(3, "", {st_mode=S_IFREG|0644, st_size=3048928, ...}, AT_EMPTY_PATH) = 0
  55. mmap(NULL, 3048928, PROT_READ, MAP_PRIVATE, 3, 0) = 0x7f06d09a7000
  56. close(3) = 0
  57. geteuid() = 1000
  58. openat(AT_FDCWD, "video2.tar.gz", O_RDONLY|O_PATH|O_DIRECTORY) = -1 ENOENT (No such file or directory)
  59. newfstatat(AT_FDCWD, "video.tar.gz", {st_mode=S_IFREG|0644, st_size=1008545835, ...}, 0) = 0
  60. openat(AT_FDCWD, "video.tar.gz", O_RDONLY) = 3
  61. newfstatat(3, "", {st_mode=S_IFREG|0644, st_size=1008545835, ...}, AT_EMPTY_PATH) = 0
  62. openat(AT_FDCWD, "video2.tar.gz", O_WRONLY|O_CREAT|O_EXCL, 0644) = 4
  63. ioctl(4, BTRFS_IOC_CLONE or FICLONE, 3) = -1 EOPNOTSUPP (Operation not supported)
  64. newfstatat(4, "", {st_mode=S_IFREG|0644, st_size=0, ...}, AT_EMPTY_PATH) = 0
  65. lseek(3, 0, SEEK_DATA) = 0
  66. fadvise64(3, 0, 0, POSIX_FADV_SEQUENTIAL) = 0
  67. lseek(3, 0, SEEK_HOLE) = 1008545835
  68. lseek(3, 0, SEEK_SET) = 0
  69. mmap(NULL, 139264, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f06d0e94000
  70. read(3, "\0\0\0 ftypisom\0\0\2\0isomiso2avc1mp41"..., 131072) = 131072
  71. write(4, "\0\0\0 ftypisom\0\0\2\0isomiso2avc1mp41"..., 131072) = 131072
  72. read(3, "\0\0\0\0\1\0\0\4\0\0\0\0\1\0\0\0\0\0\0\0\1\0\0\2\0\0\0\0\1\0\0\6"..., 131072) = 131072
  73. write(4, "\0\0\0\0\1\0\0\4\0\0\0\0\1\0\0\0\0\0\0\0\1\0\0\2\0\0\0\0\1\0\0\6"..., 131072) = 131072
  74. read(3, "\0\0\0\0\1\0\0\0\0\0\0\0\1\0\0\2\0\0\0\0\1\0\0\n\0\0\0\0\1\0\0\4"..., 131072) = 131072
  75. write(4, "\0\0\0\0\1\0\0\0\0\0\0\0\1\0\0\2\0\0\0\0\1\0\0\n\0\0\0\0\1\0\0\4"..., 131072) = 131072
  76.  
  77. [ ... plus a billion more read/write lines ... ]
  78.  
  79. read(3, "H\265P\210\4W\263\264l;\215(\275\215zh:?\5w6!?\364sw+\336\2571\250P"..., 77867) = 77867
  80. write(4, "H\265P\210\4W\263\264l;\215(\275\215zh:?\5w6!?\364sw+\336\2571\250P"..., 77867) = 77867
  81. lseek(3, 1008545835, SEEK_DATA) = -1 ENXIO (No such device or address)
  82. close(4) = 0
  83. close(3) = 0
  84. munmap(0x7f06d0e94000, 139264) = 0
  85. lseek(0, 0, SEEK_CUR) = -1 ESPIPE (Illegal seek)
  86. close(0) = 0
  87. close(1) = 0
  88. close(2) = 0
  89. exit_group(0) = ?
  90. +++ exited with 0 +++
  91.  
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