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Commit 865133d1 authored by yonghong-song's avatar yonghong-song Committed by GitHub
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Merge pull request #1658 from lcp/syscount_str-v2 

tools/syscount: convert syscall and process names to bytes array
parents 41134b10 3a45935a
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tools/syscount.py
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...@@ -10,6 +10,7 @@ ...@@ -10,6 +10,7 @@
# 15-Feb-2017 Sasha Goldshtein Created this. # 15-Feb-2017 Sasha Goldshtein Created this.
from bcc import BPF from bcc import BPF
from bcc.utils import printb
from time import sleep, strftime from time import sleep, strftime
import argparse import argparse
import errno import errno
...@@ -35,320 +36,320 @@ else: ...@@ -35,320 +36,320 @@ else:
# END { print "}" }' # END { print "}" }'
# #
syscalls = { syscalls = {
0: "read", 0: b"read",
1: "write", 1: b"write",
2: "open", 2: b"open",
3: "close", 3: b"close",
4: "stat", 4: b"stat",
5: "fstat", 5: b"fstat",
6: "lstat", 6: b"lstat",
7: "poll", 7: b"poll",
8: "lseek", 8: b"lseek",
9: "mmap", 9: b"mmap",
10: "mprotect", 10: b"mprotect",
11: "munmap", 11: b"munmap",
12: "brk", 12: b"brk",
13: "rt_sigaction", 13: b"rt_sigaction",
14: "rt_sigprocmask", 14: b"rt_sigprocmask",
15: "rt_sigreturn", 15: b"rt_sigreturn",
16: "ioctl", 16: b"ioctl",
17: "pread", 17: b"pread",
18: "pwrite", 18: b"pwrite",
19: "readv", 19: b"readv",
20: "writev", 20: b"writev",
21: "access", 21: b"access",
22: "pipe", 22: b"pipe",
23: "select", 23: b"select",
24: "sched_yield", 24: b"sched_yield",
25: "mremap", 25: b"mremap",
26: "msync", 26: b"msync",
27: "mincore", 27: b"mincore",
28: "madvise", 28: b"madvise",
29: "shmget", 29: b"shmget",
30: "shmat", 30: b"shmat",
31: "shmctl", 31: b"shmctl",
32: "dup", 32: b"dup",
33: "dup2", 33: b"dup2",
34: "pause", 34: b"pause",
35: "nanosleep", 35: b"nanosleep",
36: "getitimer", 36: b"getitimer",
37: "alarm", 37: b"alarm",
38: "setitimer", 38: b"setitimer",
39: "getpid", 39: b"getpid",
40: "sendfile", 40: b"sendfile",
41: "socket", 41: b"socket",
42: "connect", 42: b"connect",
43: "accept", 43: b"accept",
44: "sendto", 44: b"sendto",
45: "recvfrom", 45: b"recvfrom",
46: "sendmsg", 46: b"sendmsg",
47: "recvmsg", 47: b"recvmsg",
48: "shutdown", 48: b"shutdown",
49: "bind", 49: b"bind",
50: "listen", 50: b"listen",
51: "getsockname", 51: b"getsockname",
52: "getpeername", 52: b"getpeername",
53: "socketpair", 53: b"socketpair",
54: "setsockopt", 54: b"setsockopt",
55: "getsockopt", 55: b"getsockopt",
56: "clone", 56: b"clone",
57: "fork", 57: b"fork",
58: "vfork", 58: b"vfork",
59: "execve", 59: b"execve",
60: "_exit", 60: b"_exit",
61: "wait4", 61: b"wait4",
62: "kill", 62: b"kill",
63: "uname", 63: b"uname",
64: "semget", 64: b"semget",
65: "semop", 65: b"semop",
66: "semctl", 66: b"semctl",
67: "shmdt", 67: b"shmdt",
68: "msgget", 68: b"msgget",
69: "msgsnd", 69: b"msgsnd",
70: "msgrcv", 70: b"msgrcv",
71: "msgctl", 71: b"msgctl",
72: "fcntl", 72: b"fcntl",
73: "flock", 73: b"flock",
74: "fsync", 74: b"fsync",
75: "fdatasync", 75: b"fdatasync",
76: "truncate", 76: b"truncate",
77: "ftruncate", 77: b"ftruncate",
78: "getdents", 78: b"getdents",
79: "getcwd", 79: b"getcwd",
80: "chdir", 80: b"chdir",
81: "fchdir", 81: b"fchdir",
82: "rename", 82: b"rename",
83: "mkdir", 83: b"mkdir",
84: "rmdir", 84: b"rmdir",
85: "creat", 85: b"creat",
86: "link", 86: b"link",
87: "unlink", 87: b"unlink",
88: "symlink", 88: b"symlink",
89: "readlink", 89: b"readlink",
90: "chmod", 90: b"chmod",
91: "fchmod", 91: b"fchmod",
92: "chown", 92: b"chown",
93: "fchown", 93: b"fchown",
94: "lchown", 94: b"lchown",
95: "umask", 95: b"umask",
96: "gettimeofday", 96: b"gettimeofday",
97: "getrlimit", 97: b"getrlimit",
98: "getrusage", 98: b"getrusage",
99: "sysinfo", 99: b"sysinfo",
100: "times", 100: b"times",
101: "ptrace", 101: b"ptrace",
102: "getuid", 102: b"getuid",
103: "syslog", 103: b"syslog",
104: "getgid", 104: b"getgid",
105: "setuid", 105: b"setuid",
106: "setgid", 106: b"setgid",
107: "geteuid", 107: b"geteuid",
108: "getegid", 108: b"getegid",
109: "setpgid", 109: b"setpgid",
110: "getppid", 110: b"getppid",
111: "getpgrp", 111: b"getpgrp",
112: "setsid", 112: b"setsid",
113: "setreuid", 113: b"setreuid",
114: "setregid", 114: b"setregid",
115: "getgroups", 115: b"getgroups",
116: "setgroups", 116: b"setgroups",
117: "setresuid", 117: b"setresuid",
118: "getresuid", 118: b"getresuid",
119: "setresgid", 119: b"setresgid",
120: "getresgid", 120: b"getresgid",
121: "getpgid", 121: b"getpgid",
122: "setfsuid", 122: b"setfsuid",
123: "setfsgid", 123: b"setfsgid",
124: "getsid", 124: b"getsid",
125: "capget", 125: b"capget",
126: "capset", 126: b"capset",
127: "rt_sigpending", 127: b"rt_sigpending",
128: "rt_sigtimedwait", 128: b"rt_sigtimedwait",
129: "rt_sigqueueinfo", 129: b"rt_sigqueueinfo",
130: "rt_sigsuspend", 130: b"rt_sigsuspend",
131: "sigaltstack", 131: b"sigaltstack",
132: "utime", 132: b"utime",
133: "mknod", 133: b"mknod",
134: "uselib", 134: b"uselib",
135: "personality", 135: b"personality",
136: "ustat", 136: b"ustat",
137: "statfs", 137: b"statfs",
138: "fstatfs", 138: b"fstatfs",
139: "sysfs", 139: b"sysfs",
140: "getpriority", 140: b"getpriority",
141: "setpriority", 141: b"setpriority",
142: "sched_setparam", 142: b"sched_setparam",
143: "sched_getparam", 143: b"sched_getparam",
144: "sched_setscheduler", 144: b"sched_setscheduler",
145: "sched_getscheduler", 145: b"sched_getscheduler",
146: "sched_get_priority_max", 146: b"sched_get_priority_max",
147: "sched_get_priority_min", 147: b"sched_get_priority_min",
148: "sched_rr_get_interval", 148: b"sched_rr_get_interval",
149: "mlock", 149: b"mlock",
150: "munlock", 150: b"munlock",
151: "mlockall", 151: b"mlockall",
152: "munlockall", 152: b"munlockall",
153: "vhangup", 153: b"vhangup",
154: "modify_ldt", 154: b"modify_ldt",
155: "pivot_root", 155: b"pivot_root",
156: "_sysctl", 156: b"_sysctl",
157: "prctl", 157: b"prctl",
158: "arch_prctl", 158: b"arch_prctl",
159: "adjtimex", 159: b"adjtimex",
160: "setrlimit", 160: b"setrlimit",
161: "chroot", 161: b"chroot",
162: "sync", 162: b"sync",
163: "acct", 163: b"acct",
164: "settimeofday", 164: b"settimeofday",
165: "mount", 165: b"mount",
166: "umount", 166: b"umount",
167: "swapon", 167: b"swapon",
168: "swapoff", 168: b"swapoff",
169: "reboot", 169: b"reboot",
170: "sethostname", 170: b"sethostname",
171: "setdomainname", 171: b"setdomainname",
172: "iopl", 172: b"iopl",
173: "ioperm", 173: b"ioperm",
174: "create_module", 174: b"create_module",
175: "init_module", 175: b"init_module",
176: "delete_module", 176: b"delete_module",
177: "get_kernel_syms", 177: b"get_kernel_syms",
178: "query_module", 178: b"query_module",
179: "quotactl", 179: b"quotactl",
180: "nfsservctl", 180: b"nfsservctl",
181: "getpmsg", 181: b"getpmsg",
182: "putpmsg", 182: b"putpmsg",
183: "afs_syscall", 183: b"afs_syscall",
184: "tuxcall", 184: b"tuxcall",
185: "security", 185: b"security",
186: "gettid", 186: b"gettid",
187: "readahead", 187: b"readahead",
188: "setxattr", 188: b"setxattr",
189: "lsetxattr", 189: b"lsetxattr",
190: "fsetxattr", 190: b"fsetxattr",
191: "getxattr", 191: b"getxattr",
192: "lgetxattr", 192: b"lgetxattr",
193: "fgetxattr", 193: b"fgetxattr",
194: "listxattr", 194: b"listxattr",
195: "llistxattr", 195: b"llistxattr",
196: "flistxattr", 196: b"flistxattr",
197: "removexattr", 197: b"removexattr",
198: "lremovexattr", 198: b"lremovexattr",
199: "fremovexattr", 199: b"fremovexattr",
200: "tkill", 200: b"tkill",
201: "time", 201: b"time",
202: "futex", 202: b"futex",
203: "sched_setaffinity", 203: b"sched_setaffinity",
204: "sched_getaffinity", 204: b"sched_getaffinity",
205: "set_thread_area", 205: b"set_thread_area",
206: "io_setup", 206: b"io_setup",
207: "io_destroy", 207: b"io_destroy",
208: "io_getevents", 208: b"io_getevents",
209: "io_submit", 209: b"io_submit",
210: "io_cancel", 210: b"io_cancel",
211: "get_thread_area", 211: b"get_thread_area",
212: "lookup_dcookie", 212: b"lookup_dcookie",
213: "epoll_create", 213: b"epoll_create",
214: "epoll_ctl_old", 214: b"epoll_ctl_old",
215: "epoll_wait_old", 215: b"epoll_wait_old",
216: "remap_file_pages", 216: b"remap_file_pages",
217: "getdents64", 217: b"getdents64",
218: "set_tid_address", 218: b"set_tid_address",
219: "restart_syscall", 219: b"restart_syscall",
220: "semtimedop", 220: b"semtimedop",
221: "fadvise64", 221: b"fadvise64",
222: "timer_create", 222: b"timer_create",
223: "timer_settime", 223: b"timer_settime",
224: "timer_gettime", 224: b"timer_gettime",
225: "timer_getoverrun", 225: b"timer_getoverrun",
226: "timer_delete", 226: b"timer_delete",
227: "clock_settime", 227: b"clock_settime",
228: "clock_gettime", 228: b"clock_gettime",
229: "clock_getres", 229: b"clock_getres",
230: "clock_nanosleep", 230: b"clock_nanosleep",
231: "exit_group", 231: b"exit_group",
232: "epoll_wait", 232: b"epoll_wait",
233: "epoll_ctl", 233: b"epoll_ctl",
234: "tgkill", 234: b"tgkill",
235: "utimes", 235: b"utimes",
236: "vserver", 236: b"vserver",
237: "mbind", 237: b"mbind",
238: "set_mempolicy", 238: b"set_mempolicy",
239: "get_mempolicy", 239: b"get_mempolicy",
240: "mq_open", 240: b"mq_open",
241: "mq_unlink", 241: b"mq_unlink",
242: "mq_timedsend", 242: b"mq_timedsend",
243: "mq_timedreceive", 243: b"mq_timedreceive",
244: "mq_notify", 244: b"mq_notify",
245: "mq_getsetattr", 245: b"mq_getsetattr",
246: "kexec_load", 246: b"kexec_load",
247: "waitid", 247: b"waitid",
248: "add_key", 248: b"add_key",
249: "request_key", 249: b"request_key",
250: "keyctl", 250: b"keyctl",
251: "ioprio_set", 251: b"ioprio_set",
252: "ioprio_get", 252: b"ioprio_get",
253: "inotify_init", 253: b"inotify_init",
254: "inotify_add_watch", 254: b"inotify_add_watch",
255: "inotify_rm_watch", 255: b"inotify_rm_watch",
256: "migrate_pages", 256: b"migrate_pages",
257: "openat", 257: b"openat",
258: "mkdirat", 258: b"mkdirat",
259: "mknodat", 259: b"mknodat",
260: "fchownat", 260: b"fchownat",
261: "futimesat", 261: b"futimesat",
262: "newfstatat", 262: b"newfstatat",
263: "unlinkat", 263: b"unlinkat",
264: "renameat", 264: b"renameat",
265: "linkat", 265: b"linkat",
266: "symlinkat", 266: b"symlinkat",
267: "readlinkat", 267: b"readlinkat",
268: "fchmodat", 268: b"fchmodat",
269: "faccessat", 269: b"faccessat",
270: "pselect6", 270: b"pselect6",
271: "ppoll", 271: b"ppoll",
272: "unshare", 272: b"unshare",
273: "set_robust_list", 273: b"set_robust_list",
274: "get_robust_list", 274: b"get_robust_list",
275: "splice", 275: b"splice",
276: "tee", 276: b"tee",
277: "sync_file_range", 277: b"sync_file_range",
278: "vmsplice", 278: b"vmsplice",
279: "move_pages", 279: b"move_pages",
280: "utimensat", 280: b"utimensat",
281: "epoll_pwait", 281: b"epoll_pwait",
282: "signalfd", 282: b"signalfd",
283: "timerfd_create", 283: b"timerfd_create",
284: "eventfd", 284: b"eventfd",
285: "fallocate", 285: b"fallocate",
286: "timerfd_settime", 286: b"timerfd_settime",
287: "timerfd_gettime", 287: b"timerfd_gettime",
288: "accept4", 288: b"accept4",
289: "signalfd4", 289: b"signalfd4",
290: "eventfd2", 290: b"eventfd2",
291: "epoll_create1", 291: b"epoll_create1",
292: "dup3", 292: b"dup3",
293: "pipe2", 293: b"pipe2",
294: "inotify_init1", 294: b"inotify_init1",
295: "preadv", 295: b"preadv",
296: "pwritev", 296: b"pwritev",
297: "rt_tgsigqueueinfo", 297: b"rt_tgsigqueueinfo",
298: "perf_event_open", 298: b"perf_event_open",
299: "recvmmsg", 299: b"recvmmsg",
300: "fanotify_init", 300: b"fanotify_init",
301: "fanotify_mark", 301: b"fanotify_mark",
302: "prlimit64", 302: b"prlimit64",
303: "name_to_handle_at", 303: b"name_to_handle_at",
304: "open_by_handle_at", 304: b"open_by_handle_at",
305: "clock_adjtime", 305: b"clock_adjtime",
306: "syncfs", 306: b"syncfs",
307: "sendmmsg", 307: b"sendmmsg",
308: "setns", 308: b"setns",
309: "getcpu", 309: b"getcpu",
310: "process_vm_readv", 310: b"process_vm_readv",
311: "process_vm_writev", 311: b"process_vm_writev",
312: "kcmp", 312: b"kcmp",
313: "finit_module", 313: b"finit_module",
} }
# Try to use ausyscall if it is available, because it can give us an up-to-date # Try to use ausyscall if it is available, because it can give us an up-to-date
...@@ -362,7 +363,7 @@ try: ...@@ -362,7 +363,7 @@ try:
# Skip the first line, which is a header. The rest of the lines are simply # Skip the first line, which is a header. The rest of the lines are simply
# SYSCALL_NUM\tSYSCALL_NAME pairs. # SYSCALL_NUM\tSYSCALL_NAME pairs.
out = subprocess.check_output('ausyscall --dump | tail -n +2', shell=True) out = subprocess.check_output('ausyscall --dump | tail -n +2', shell=True)
syscalls = dict(map(parse_syscall, out.strip().split('\n'))) syscalls = dict(map(parse_syscall, out.strip().split(b'\n')))
except Exception as e: except Exception as e:
if platform.machine() == "x86_64": if platform.machine() == "x86_64":
pass pass
...@@ -507,15 +508,15 @@ time_colname = "TIME (ms)" if args.milliseconds else "TIME (us)" ...@@ -507,15 +508,15 @@ time_colname = "TIME (ms)" if args.milliseconds else "TIME (us)"
def comm_for_pid(pid): def comm_for_pid(pid):
try: try:
return open("/proc/%d/comm" % pid).read().strip() return open("/proc/%d/comm" % pid, "rb").read().strip()
except Exception: except Exception:
return "[unknown]" return b"[unknown]"
def agg_colval(key): def agg_colval(key):
if args.process: if args.process:
return "%-6d %-15s" % (key.value, comm_for_pid(key.value)) return b"%-6d %-15s" % (key.value, comm_for_pid(key.value))
else: else:
return syscalls.get(key.value, "[unknown: %d]" % key.value) return syscalls.get(key.value, b"[unknown: %d]" % key.value)
def print_count_stats(): def print_count_stats():
data = bpf["data"] data = bpf["data"]
...@@ -524,7 +525,7 @@ def print_count_stats(): ...@@ -524,7 +525,7 @@ def print_count_stats():
for k, v in sorted(data.items(), key=lambda kv: -kv[1].value)[:args.top]: for k, v in sorted(data.items(), key=lambda kv: -kv[1].value)[:args.top]:
if k.value == 0xFFFFFFFF: if k.value == 0xFFFFFFFF:
continue # happens occasionally, we don't need it continue # happens occasionally, we don't need it
print("%-22s %8d" % (agg_colval(k), v.value)) printb(b"%-22s %8d" % (agg_colval(k), v.value))
print("") print("")
data.clear() data.clear()
...@@ -536,9 +537,9 @@ def print_latency_stats(): ...@@ -536,9 +537,9 @@ def print_latency_stats():
key=lambda kv: -kv[1].total_ns)[:args.top]: key=lambda kv: -kv[1].total_ns)[:args.top]:
if k.value == 0xFFFFFFFF: if k.value == 0xFFFFFFFF:
continue # happens occasionally, we don't need it continue # happens occasionally, we don't need it
print(("%-22s %8d " + ("%16.6f" if args.milliseconds else "%16.3f")) % printb((b"%-22s %8d " + (b"%16.6f" if args.milliseconds else b"%16.3f")) %
(agg_colval(k), v.count, (agg_colval(k), v.count,
v.total_ns / (1e6 if args.milliseconds else 1e3))) v.total_ns / (1e6 if args.milliseconds else 1e3)))
print("") print("")
data.clear() data.clear()
......
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