uproctrace

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syntax = "proto2";
package uproctrace;
message timespec {
  required int64 sec = 1;
  optional int32 nsec = 2;
}
message stringlist {
  repeated string s = 1;
}
message proc_begin {
  required int32 pid = 1;
  optional int32 ppid = 2; ///< pid of parent process
  optional string exe = 3; ///< path to executable
  optional string cwd = 4; ///< working directory
  optional stringlist cmdline = 5; ///< command line
  optional stringlist environ = 6; ///< environment variables
}
message proc_end {
  required int32 pid = 1;
  optional int32 ppid = 12; ///< pid of parent process (important for fork(),
                            ///< because child of fork has no proc_begin event)
  /// fields from clock_gettime
  //@{
  optional timespec cpu_time = 2; ///< CPU time usage
  //@}
  /// fields from getrusage
  //@{
  optional timespec user_time = 3; ///< CPU time spent in user space
  optional timespec sys_time = 4; ///< CPU spent in kernel space
  optional int64 max_rss_kb = 5; ///< maximum resisent set size in KiB
  optional int64 min_flt = 6; ///< minor page fault count (i.e. no I/O)
  optional int64 maj_flt = 7; ///< major page fault count (i.e. I/O needed)
  optional int64 in_block = 8; ///< number of input operations on file system
  optional int64 ou_block = 9; ///< number of output operations on file system
  optional int64 n_v_csw = 10; ///< number of voluntary context switches
  optional int64 n_iv_csw = 11; ///< number of involuntary context switches
  //@}
}
message event {
  required timespec timestamp = 1;
  optional proc_begin proc_begin = 2;
  optional proc_end proc_end = 3;
}
 
 
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