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| 2 | |
| 3 | |
| 4 | |
| 5 | |
| 6 | |
| 7 |
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| 8 | import os
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| 9 | import sys
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| 10 |
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| 11 | sys.path.append(os.environ['PERF_EXEC_PATH'] + \
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| 12 | '/scripts/python/Perf-Trace-Util/lib/Perf/Trace')
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| 13 |
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| 14 | from perf_trace_context import *
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| 15 | from Core import *
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| 16 |
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| 17 | usage = "perf trace -s syscall-counts-by-pid.py [comm]\n";
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| 18 |
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| 19 | for_comm = None
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| 20 |
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| 21 | if len(sys.argv) > 2:
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| 22 | sys.exit(usage)
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| 23 |
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| 24 | if len(sys.argv) > 1:
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| 25 | for_comm = sys.argv[1]
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| 26 |
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| 27 | syscalls = autodict()
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| 28 |
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| 29 | def trace_begin():
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| 30 | pass
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| 31 |
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| 32 | def trace_end():
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| 33 | print_error_totals()
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| 34 |
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| 35 | def raw_syscalls__sys_exit(event_name, context, common_cpu,
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| 36 | common_secs, common_nsecs, common_pid, common_comm,
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| 37 | id, ret):
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| 38 | if for_comm is not None:
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| 39 | if common_comm != for_comm:
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| 40 | return
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| 41 |
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| 42 | if ret < 0:
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| 43 | try:
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| 44 | syscalls[common_comm][common_pid][id][ret] += 1
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| 45 | except TypeError:
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| 46 | syscalls[common_comm][common_pid][id][ret] = 1
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| 47 |
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| 48 | def print_error_totals():
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| 49 | if for_comm is not None:
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| 50 | print "\nsyscall errors for %s:\n\n" % (for_comm),
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| 51 | else:
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| 52 | print "\nsyscall errors:\n\n",
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| 53 |
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| 54 | print "%-30s %10s\n" % ("comm [pid]", "count"),
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| 55 | print "%-30s %10s\n" % ("------------------------------", \
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| 56 | "----------"),
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| 57 |
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| 58 | comm_keys = syscalls.keys()
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| 59 | for comm in comm_keys:
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| 60 | pid_keys = syscalls[comm].keys()
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| 61 | for pid in pid_keys:
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| 62 | print "\n%s [%d]\n" % (comm, pid),
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| 63 | id_keys = syscalls[comm][pid].keys()
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| 64 | for id in id_keys:
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| 65 | print " syscall: %-16d\n" % (id),
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| 66 | ret_keys = syscalls[comm][pid][id].keys()
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| 67 | for ret, val in sorted(syscalls[comm][pid][id].iteritems(), key = lambda(k, v): (v, k), reverse = True):
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| 68 | print " err = %-20d %10d\n" % (ret, val),
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