(command.CommandList children: [ (command.Assignment keyword: Assign_None pairs: [ (assign_pair lhs: (lhs_expr.LhsName name:tracing spids:[157]) op: Equal rhs: {(/sys/kernel/debug/tracing)} spids: [157] ) ] spids: [157] ) (command.Assignment keyword: Assign_None pairs: [ (assign_pair lhs: (lhs_expr.LhsName name:flock spids:[160]) op: Equal rhs: {(/var/tmp/.ftrace-lock)} spids: [160] ) ] spids: [160] ) (command.CommandList children: [ (command.Sentence child: (command.Assignment keyword: Assign_None pairs: [ (assign_pair lhs: (lhs_expr.LhsName name:opt_duration spids:[163]) op: Equal rhs: {(0)} spids: [163] ) ] spids: [163] ) terminator: <Op_Semi ';'> ) (command.Sentence child: (command.Assignment keyword: Assign_None pairs: [ (assign_pair lhs: (lhs_expr.LhsName name:duration spids:[167]) op: Equal rhs: (word.EmptyWord) spids: [167] ) ] spids: [167] ) terminator: <Op_Semi ';'> ) (command.Sentence child: (command.Assignment keyword: Assign_None pairs: [ (assign_pair lhs: (lhs_expr.LhsName name:opt_pid spids:[170]) op: Equal rhs: {(0)} spids: [170] ) ] spids: [170] ) terminator: <Op_Semi ';'> ) (command.Sentence child: (command.Assignment keyword: Assign_None pairs: [ (assign_pair lhs: (lhs_expr.LhsName name:pid spids:[174]) op: Equal rhs: (word.EmptyWord) spids: [174] ) ] spids: [174] ) terminator: <Op_Semi ';'> ) (command.Sentence child: (command.Assignment keyword: Assign_None pairs: [ (assign_pair lhs: (lhs_expr.LhsName name:opt_tid spids:[177]) op: Equal rhs: {(0)} spids: [177] ) ] spids: [177] ) terminator: <Op_Semi ';'> ) (command.Assignment keyword: Assign_None pairs: [ (assign_pair lhs: (lhs_expr.LhsName name:tid spids:[181]) op: Equal rhs: (word.EmptyWord) spids: [181] ) ] spids: [181] ) ] ) (command.CommandList children: [ (command.Sentence child: (command.Assignment keyword: Assign_None pairs: [ (assign_pair lhs: (lhs_expr.LhsName name:pidtext spids:[183]) op: Equal rhs: (word.EmptyWord) spids: [183] ) ] spids: [183] ) terminator: <Op_Semi ';'> ) (command.Sentence child: (command.Assignment keyword: Assign_None pairs: [ (assign_pair lhs: (lhs_expr.LhsName name:opt_headers spids:[186]) op: Equal rhs: {(0)} spids: [186] ) ] spids: [186] ) terminator: <Op_Semi ';'> ) (command.Sentence child: (command.Assignment keyword: Assign_None pairs: [ (assign_pair lhs: (lhs_expr.LhsName name:opt_proc spids:[190]) op: Equal rhs: {(0)} spids: [190] ) ] spids: [190] ) terminator: <Op_Semi ';'> ) (command.Sentence child: (command.Assignment keyword: Assign_None pairs: [ (assign_pair lhs: (lhs_expr.LhsName name:opt_time spids:[194]) op: Equal rhs: {(0)} spids: [194] ) ] spids: [194] ) terminator: <Op_Semi ';'> ) (command.Assignment keyword: Assign_None pairs: [ (assign_pair lhs: (lhs_expr.LhsName name:opt_cpu spids:[198]) op: Equal rhs: {(0)} spids: [198] ) ] spids: [198] ) ] ) (C {(trap)} {(SQ <':'>)} {(INT)} {(QUIT)} {(TERM)} {(PIPE)} {(HUP)}) (command.FuncDef name: usage body: (command.BraceGroup children: [ (command.SimpleCommand words: [{(cat)}] redirects: [ (redir.HereDoc op: <Redir_DLessDash '<<-'> fd: 16777215 here_begin: {(END)} here_end_span_id: 251 stdin_parts: [ ( 'USAGE: funcslower [-aChHPt] [-p PID] [-L TID] [-d secs] funcstring latency_us\n' ) (' -a # all info (same as -HPt)\n') (' -C # measure on-CPU time only\n') (' -d seconds # trace duration, and use buffers\n') (' -h # this usage message\n') (' -H # include column headers\n') (' -p PID # trace when this pid is on-CPU\n') (' -L TID # trace when this thread is on-CPU\n') (' -P # show process names & PIDs\n') (' -t # show timestamps\n') (' eg,\n') (' funcslower vfs_read 10000 # trace vfs_read() slower than 10 ms\n') ('\n') ('See the man page and example file for more info.\n') ] ) (redir.Redir op:<Redir_GreatAnd '>&'> fd:16777215 arg_word:{(2)}) ] ) (command.ControlFlow token:<ControlFlow_Exit exit>) ] spids: [225] ) spids: [221 224] ) (command.FuncDef name: warn body: (command.BraceGroup children: [ (command.If arms: [ (if_arm cond: [ (command.Sentence child: (command.Pipeline children: [(C {(eval)} {(DQ ($ VSub_At '$@'))})] negated: T ) terminator: <Op_Semi ';'> ) ] action: [ (command.SimpleCommand words: [ {(echo)} { (DQ ('WARNING: command failed ') (word_part.EscapedLiteralPart token: <Lit_EscapedChar '\\"'> ) ($ VSub_At '$@') (word_part.EscapedLiteralPart token:<Lit_EscapedChar '\\"'>) ) } ] redirects: [(redir.Redir op:<Redir_GreatAnd '>&'> fd:16777215 arg_word:{(2)})] ) ] spids: [16777215 276] ) ] spids: [16777215 292] ) ] spids: [262] ) spids: [258 261] ) (command.FuncDef name: end body: (command.BraceGroup children: [ (command.SimpleCommand words: [{(echo)}] redirects: [(redir.Redir op:<Redir_Great '2>'> fd:2 arg_word:{(/dev/null)})] ) (command.SimpleCommand words: [{(echo)} {(DQ ('Ending tracing...'))}] redirects: [(redir.Redir op:<Redir_Great '2>'> fd:2 arg_word:{(/dev/null)})] ) (C {(cd)} {($ VSub_DollarName '$tracing')}) (command.AndOr ops: [Op_DAmp] children: [ (command.DParen child: (arith_expr.ArithVarRef token:<Lit_ArithVarLike opt_time>) spids: [330 335] ) (C {(warn)} {(DQ ('echo nofuncgraph-abstime > trace_options'))}) ] ) (command.AndOr ops: [Op_DAmp] children: [ (command.DParen child: (arith_expr.ArithVarRef token:<Lit_ArithVarLike opt_proc>) spids: [346 351] ) (C {(warn)} {(DQ ('echo nofuncgraph-proc > trace_options'))}) ] ) (command.AndOr ops: [Op_DAmp] children: [ (command.DParen child: (arith_expr.ArithVarRef token:<Lit_ArithVarLike opt_cpu>) spids: [362 367] ) (C {(warn)} {(DQ ('echo sleep-time > trace_options'))}) ] ) (C {(warn)} {(DQ ('echo nop > current_tracer'))}) (command.AndOr ops: [Op_DAmp] children: [ (command.DParen child: (arith_expr.ArithVarRef token:<Lit_ArithVarLike opt_pid>) spids: [386 391] ) (C {(warn)} {(DQ ('echo > set_ftrace_pid'))}) ] ) (C {(warn)} {(DQ ('echo > set_ftrace_filter'))}) (C {(warn)} {(DQ ('echo > set_graph_function'))}) (C {(warn)} {(DQ ('echo 0 > tracing_thresh'))}) (C {(warn)} {(DQ ('echo > trace'))}) (command.AndOr ops: [Op_DAmp] children: [ (command.DParen child: (arith_expr.ArithVarRef token:<Lit_ArithVarLike wroteflock>) spids: [431 436] ) (C {(warn)} {(DQ ('rm ') ($ VSub_DollarName '$flock'))}) ] ) ] spids: [301] ) spids: [297 300] ) (command.FuncDef name: die body: (command.BraceGroup children: [ (command.SimpleCommand words: [{(echo)} {(DQ ($ VSub_At '$@'))}] redirects: [(redir.Redir op:<Redir_GreatAnd '>&'> fd:16777215 arg_word:{(2)})] ) (command.ControlFlow token:<ControlFlow_Exit exit> arg_word:{(1)}) ] spids: [454] ) spids: [450 453] ) (command.FuncDef name: edie body: (command.BraceGroup children: [ (command.SimpleCommand words: [{(echo)} {(DQ ($ VSub_At '$@'))}] redirects: [(redir.Redir op:<Redir_GreatAnd '>&'> fd:16777215 arg_word:{(2)})] ) (command.SimpleCommand words: [{(exec)}] redirects: [ (redir.Redir op:<Redir_Great '>'> fd:16777215 arg_word:{(/dev/null)}) (redir.Redir op:<Redir_GreatAnd '2>&'> fd:2 arg_word:{(1)}) ] ) (C {(end)}) (command.ControlFlow token:<ControlFlow_Exit exit> arg_word:{(1)}) ] spids: [478] ) spids: [474 477] ) (command.WhileUntil keyword: <KW_While while> cond: [ (C {(getopts)} {(aCd) (Lit_Other ':') (hHp) (Lit_Other ':') (L) (Lit_Other ':') (Pt)} {(opt)}) ] body: (command.DoGroup children: [ (command.Case to_match: {($ VSub_DollarName '$opt')} arms: [ (case_arm pat_list: [{(a)}] action: [ (command.Sentence child: (command.Assignment keyword: Assign_None pairs: [ (assign_pair lhs: (lhs_expr.LhsName name:opt_headers spids:[544]) op: Equal rhs: {(1)} spids: [544] ) ] spids: [544] ) terminator: <Op_Semi ';'> ) (command.Sentence child: (command.Assignment keyword: Assign_None pairs: [ (assign_pair lhs: (lhs_expr.LhsName name:opt_proc spids:[548]) op: Equal rhs: {(1)} spids: [548] ) ] spids: [548] ) terminator: <Op_Semi ';'> ) (command.Assignment keyword: Assign_None pairs: [ (assign_pair lhs: (lhs_expr.LhsName name:opt_time spids:[552]) op: Equal rhs: {(1)} spids: [552] ) ] spids: [552] ) ] spids: [541 542 555 16777215] ) (case_arm pat_list: [{(C)}] action: [ (command.Sentence child: (command.Assignment keyword: Assign_None pairs: [ (assign_pair lhs: (lhs_expr.LhsName name:opt_cpu spids:[561]) op: Equal rhs: {(1)} spids: [561] ) ] spids: [561] ) terminator: <Op_Semi ';'> ) ] spids: [558 559 565 16777215] ) (case_arm pat_list: [{(d)}] action: [ (command.Sentence child: (command.Assignment keyword: Assign_None pairs: [ (assign_pair lhs: (lhs_expr.LhsName name:opt_duration spids:[571]) op: Equal rhs: {(1)} spids: [571] ) ] spids: [571] ) terminator: <Op_Semi ';'> ) (command.Assignment keyword: Assign_None pairs: [ (assign_pair lhs: (lhs_expr.LhsName name:duration spids:[575]) op: Equal rhs: {($ VSub_DollarName '$OPTARG')} spids: [575] ) ] spids: [575] ) ] spids: [568 569 578 16777215] ) (case_arm pat_list: [{(p)}] action: [ (command.Sentence child: (command.Assignment keyword: Assign_None pairs: [ (assign_pair lhs: (lhs_expr.LhsName name:opt_pid spids:[584]) op: Equal rhs: {(1)} spids: [584] ) ] spids: [584] ) terminator: <Op_Semi ';'> ) (command.Assignment keyword: Assign_None pairs: [ (assign_pair lhs: (lhs_expr.LhsName name:pid spids:[588]) op: Equal rhs: {($ VSub_DollarName '$OPTARG')} spids: [588] ) ] spids: [588] ) ] spids: [581 582 591 16777215] ) (case_arm pat_list: [{(L)}] action: [ (command.Sentence child: (command.Assignment keyword: Assign_None pairs: [ (assign_pair lhs: (lhs_expr.LhsName name:opt_tid spids:[597]) op: Equal rhs: {(1)} spids: [597] ) ] spids: [597] ) terminator: <Op_Semi ';'> ) (command.Assignment keyword: Assign_None pairs: [ (assign_pair lhs: (lhs_expr.LhsName name:tid spids:[601]) op: Equal rhs: {($ VSub_DollarName '$OPTARG')} spids: [601] ) ] spids: [601] ) ] spids: [594 595 604 16777215] ) (case_arm pat_list: [{(H)}] action: [ (command.Sentence child: (command.Assignment keyword: Assign_None pairs: [ (assign_pair lhs: (lhs_expr.LhsName name:opt_headers spids:[610]) op: Equal rhs: {(1)} spids: [610] ) ] spids: [610] ) terminator: <Op_Semi ';'> ) ] spids: [607 608 614 16777215] ) (case_arm pat_list: [{(P)}] action: [ (command.Sentence child: (command.Assignment keyword: Assign_None pairs: [ (assign_pair lhs: (lhs_expr.LhsName name:opt_proc spids:[620]) op: Equal rhs: {(1)} spids: [620] ) ] spids: [620] ) terminator: <Op_Semi ';'> ) ] spids: [617 618 624 16777215] ) (case_arm pat_list: [{(t)}] action: [ (command.Sentence child: (command.Assignment keyword: Assign_None pairs: [ (assign_pair lhs: (lhs_expr.LhsName name:opt_time spids:[630]) op: Equal rhs: {(1)} spids: [630] ) ] spids: [630] ) terminator: <Op_Semi ';'> ) ] spids: [627 628 634 16777215] ) (case_arm pat_list: [{(h)} {(Lit_Other '?')}] action: [(C {(usage)})] spids: [637 640 644 16777215] ) ] spids: [534 538 647] ) ] spids: [531 649] ) ) (C {(shift)} { (word_part.ArithSubPart anode: (arith_expr.ArithBinary op_id: Arith_Minus left: (arith_expr.ArithWord w:{($ VSub_DollarName '$OPTIND')}) right: (arith_expr.ArithWord w:{(Lit_Digits 1)}) ) spids: [653 662] ) } ) (command.AndOr ops: [Op_DAmp] children: [ (command.DParen child: (arith_expr.ArithBinary op_id: Arith_Less left: (arith_expr.ArithWord w:{($ VSub_Pound '$#')}) right: (arith_expr.ArithWord w:{(Lit_Digits 2)}) ) spids: [668 677] ) (C {(usage)}) ] ) (command.AndOr ops: [Op_DAmp] children: [ (command.DParen child: (arith_expr.ArithBinary op_id: Arith_DAmp left: (arith_expr.ArithVarRef token:<Lit_ArithVarLike opt_pid>) right: (arith_expr.ArithVarRef token:<Lit_ArithVarLike opt_tid>) ) spids: [683 692] ) (C {(edie)} {(DQ ('ERROR: You can use -p or -L but not both.'))}) ] ) (command.Assignment keyword: Assign_None pairs: [ (assign_pair lhs: (lhs_expr.LhsName name:funcs spids:[702]) op: Equal rhs: {(DQ ($ VSub_Number '$1'))} spids: [702] ) ] spids: [702] ) (C {(shift)}) (command.Assignment keyword: Assign_None pairs: [ (assign_pair lhs: (lhs_expr.LhsName name:thresh spids:[709]) op: Equal rhs: {($ VSub_Number '$1')} spids: [709] ) ] spids: [709] ) (command.AndOr ops: [Op_DAmp] children: [ (command.DParen child: (arith_expr.ArithVarRef token:<Lit_ArithVarLike opt_pid>) spids: [712 717] ) (command.Assignment keyword: Assign_None pairs: [ (assign_pair lhs: (lhs_expr.LhsName name:pidtext spids:[721]) op: Equal rhs: {(DQ (' for PID ') ($ VSub_DollarName '$pid'))} spids: [721] ) ] spids: [721] ) ] ) (command.AndOr ops: [Op_DAmp] children: [ (command.DParen child: (arith_expr.ArithVarRef token:<Lit_ArithVarLike opt_tid>) spids: [727 732] ) (command.Assignment keyword: Assign_None pairs: [ (assign_pair lhs: (lhs_expr.LhsName name:pidtext spids:[736]) op: Equal rhs: {(DQ (' for TID ') ($ VSub_DollarName '$tid'))} spids: [736] ) ] spids: [736] ) ] ) (C {(printf)} { (DQ ('Tracing ') (word_part.EscapedLiteralPart token:<Lit_EscapedChar '\\"'>) ($ VSub_DollarName '$funcs') (word_part.EscapedLiteralPart token:<Lit_EscapedChar '\\"'>) ($ VSub_DollarName '$pidtext') (' slower than ') ($ VSub_DollarName '$thresh') (' us') ) } ) (command.If arms: [ (if_arm cond: [ (command.Sentence child: (command.DParen child: (arith_expr.ArithVarRef token:<Lit_ArithVarLike opt_duration>) spids: [757 762] ) terminator: <Op_Semi ';'> ) ] action: [(C {(echo)} {(DQ (' for ') ($ VSub_DollarName '$duration') (' seconds...'))})] spids: [16777215 765] ) ] else_action: [(C {(echo)} {(DQ ('... Ctrl-C to end.'))})] spids: [776 785] ) (command.If arms: [ (if_arm cond: [ (command.Sentence child: (command.DParen child: (arith_expr.ArithVarRef token:<Lit_ArithVarLike opt_duration>) spids: [793 798] ) terminator: <Op_Semi ';'> ) ] action: [ (command.AndOr ops: [Op_DAmp Op_DPipe] children: [ (command.DBracket expr: (bool_expr.BoolUnary op_id:BoolUnary_x child:{(/usr/bin/mawk)}) ) (command.Assignment keyword: Assign_None pairs: [ (assign_pair lhs: (lhs_expr.LhsName name:awk spids:[814]) op: Equal rhs: {(mawk)} spids: [814] ) ] spids: [814] ) (command.Assignment keyword: Assign_None pairs: [ (assign_pair lhs: (lhs_expr.LhsName name:awk spids:[819]) op: Equal rhs: {(awk)} spids: [819] ) ] spids: [819] ) ] ) ] spids: [16777215 801] ) ] else_action: [ (command.If arms: [ (if_arm cond: [ (command.Sentence child: (command.DBracket expr: (bool_expr.BoolUnary op_id:BoolUnary_x child:{(/usr/bin/gawk)}) ) terminator: <Op_Semi ';'> ) ] action: [ (command.Assignment keyword: Assign_None pairs: [ (assign_pair lhs: (lhs_expr.LhsName name:awk spids:[843]) op: Equal rhs: {(gawk)} spids: [843] ) ] spids: [843] ) ] spids: [16777215 840] ) (if_arm cond: [ (command.Sentence child: (command.DBracket expr: (bool_expr.BoolUnary op_id:BoolUnary_x child:{(/usr/bin/mawk)}) ) terminator: <Op_Semi ';'> ) ] action: [ (command.Assignment keyword: Assign_None pairs: [ (assign_pair lhs: (lhs_expr.LhsName name:awk spids:[861]) op: Equal rhs: {(DQ ('mawk -W interactive'))} spids: [861] ) ] spids: [861] ) ] spids: [847 858] ) ] else_action: [ (command.Assignment keyword: Assign_None pairs: [ (assign_pair lhs: (lhs_expr.LhsName name:awk spids:[870]) op: Equal rhs: {(awk)} spids: [870] ) ] spids: [870] ) ] spids: [867 874] ) ] spids: [822 876] ) (command.AndOr ops: [Op_DPipe] children: [ (C {(cd)} {($ VSub_DollarName '$tracing')}) (C {(die)} { (DQ ('ERROR: accessing tracing. Root user? Kernel has FTRACE?\n') (' debugfs mounted? (mount -t debugfs debugfs /sys/kernel/debug)') ) } ) ] ) (command.AndOr ops: [Op_DAmp] children: [ (command.DBracket expr: (bool_expr.BoolUnary op_id:BoolUnary_e child:{($ VSub_DollarName '$flock')}) ) (C {(die)} { (DQ ('ERROR: ftrace may be in use by PID ') (word_part.CommandSubPart command_list: (command.CommandList children: [(C {(cat)} {($ VSub_DollarName '$flock')})] ) left_token: <Left_CommandSub '$('> spids: [913 917] ) (' ') ($ VSub_DollarName '$flock') ) } ) ] ) (command.AndOr ops: [Op_DPipe] children: [ (command.SimpleCommand words: [{(echo)} {($ VSub_Dollar '$$')}] redirects: [ (redir.Redir op: <Redir_Great '>'> fd: 16777215 arg_word: {($ VSub_DollarName '$flock')} ) ] ) (C {(die)} {(DQ ('ERROR: unable to write ') ($ VSub_DollarName '$flock') (.))}) ] ) (command.Assignment keyword: Assign_None pairs: [ (assign_pair lhs: (lhs_expr.LhsName name:wroteflock spids:[940]) op: Equal rhs: {(1)} spids: [940] ) ] spids: [940] ) (C {(sysctl)} {(-q)} {(kernel.ftrace_enabled) (Lit_Other '=') (1)}) (command.SimpleCommand words: [{(read)} {(mode)}] redirects: [(redir.Redir op:<Redir_Less '<'> fd:16777215 arg_word:{(current_tracer)})] ) (command.AndOr ops: [Op_DAmp] children: [ (command.DBracket expr: (bool_expr.BoolBinary op_id: BoolBinary_GlobNEqual left: {(DQ ($ VSub_DollarName '$mode'))} right: {(DQ (nop))} ) ) (C {(edie)} {(DQ ('ERROR: ftrace active (current_tracer=') ($ VSub_DollarName '$mode') (')'))}) ] ) (command.If arms: [ (if_arm cond: [ (command.Sentence child: (command.Pipeline children: [ (command.SimpleCommand words: [{(echo)} {($ VSub_DollarName '$thresh')}] redirects: [ (redir.Redir op: <Redir_Great '>'> fd: 16777215 arg_word: {(tracing_thresh)} ) ] ) ] negated: T ) terminator: <Op_Semi ';'> ) ] action: [ (C {(edie)} { (DQ ('ERROR: setting tracing_thresh to ') ($ VSub_DollarName '$thresh') ('. Exiting.')) } ) ] spids: [16777215 1003] ) ] spids: [16777215 1014] ) (command.If arms: [ (if_arm cond: [ (command.Sentence child: (command.DParen child: (arith_expr.ArithVarRef token:<Lit_ArithVarLike opt_pid>) spids: [1018 1023] ) terminator: <Op_Semi ';'> ) ] action: [ (command.SimpleCommand words: [{(echo)} {(SQ )}] redirects: [(redir.Redir op:<Redir_Great '>'> fd:16777215 arg_word:{(set_ftrace_pid)})] ) (command.ForEach iter_name: tid iter_words: [{(/proc/) ($ VSub_DollarName '$pid') (/task/) (Lit_Other '*')}] do_arg_iter: F body: (command.DoGroup children: [ (command.If arms: [ (if_arm cond: [ (command.Sentence child: (command.Pipeline children: [ (command.SimpleCommand words: [ {(echo)} { (word_part.BracedVarSub token: <VSub_Name tid> suffix_op: (suffix_op.StringUnary op_id: VOp1_DPound arg_word: {('*') (Lit_Slash /)} ) spids: [1064 1069] ) } ] redirects: [ (redir.Redir op: <Redir_DGreat '>>'> fd: 16777215 arg_word: {(set_ftrace_pid)} ) ] ) ] negated: T ) terminator: <Op_Semi ';'> ) ] action: [ (C {(edie)} { (DQ ('ERROR: setting -p ') ($ VSub_DollarName '$pid') (' (PID exist?). Exiting.') ) } ) ] spids: [16777215 1076] ) ] spids: [16777215 1088] ) ] spids: [1055 1091] ) spids: [1048 1053] ) ] spids: [16777215 1026] ) ] spids: [16777215 1093] ) (command.If arms: [ (if_arm cond: [ (command.Sentence child: (command.DParen child: (arith_expr.ArithVarRef token:<Lit_ArithVarLike opt_tid>) spids: [1097 1102] ) terminator: <Op_Semi ';'> ) ] action: [ (command.If arms: [ (if_arm cond: [ (command.Sentence child: (command.Pipeline children: [ (command.SimpleCommand words: [{(echo)} {($ VSub_DollarName '$tid')}] redirects: [ (redir.Redir op: <Redir_Great '>'> fd: 16777215 arg_word: {(set_ftrace_pid)} ) ] ) ] negated: T ) terminator: <Op_Semi ';'> ) ] action: [ (C {(edie)} { (DQ ('ERROR: setting -L ') ($ VSub_DollarName '$tid') (' (TID exist?). Exiting.') ) } ) ] spids: [16777215 1121] ) ] spids: [16777215 1133] ) ] spids: [16777215 1105] ) ] spids: [16777215 1135] ) (command.If arms: [ (if_arm cond: [ (command.Sentence child: (command.Pipeline children: [ (command.SimpleCommand words: [{(echo)} {(DQ ($ VSub_DollarName '$funcs'))}] redirects: [ (redir.Redir op: <Redir_Great '>'> fd: 16777215 arg_word: {(set_ftrace_filter)} ) ] ) ] negated: T ) terminator: <Op_Semi ';'> ) ] action: [ (C {(edie)} { (DQ ('ERROR: enabling ') (word_part.EscapedLiteralPart token:<Lit_EscapedChar '\\"'>) ($ VSub_DollarName '$funcs') (word_part.EscapedLiteralPart token:<Lit_EscapedChar '\\"'>) (' filter. Function exist? Exiting.') ) } ) ] spids: [16777215 1152] ) ] spids: [16777215 1165] ) (command.If arms: [ (if_arm cond: [ (command.Sentence child: (command.Pipeline children: [ (command.SimpleCommand words: [{(echo)} {(DQ ($ VSub_DollarName '$funcs'))}] redirects: [ (redir.Redir op: <Redir_Great '>'> fd: 16777215 arg_word: {(set_graph_function)} ) ] ) ] negated: T ) terminator: <Op_Semi ';'> ) ] action: [ (C {(edie)} { (DQ ('ERROR: enabling ') (word_part.EscapedLiteralPart token:<Lit_EscapedChar '\\"'>) ($ VSub_DollarName '$funcs') (word_part.EscapedLiteralPart token:<Lit_EscapedChar '\\"'>) (' graph. Exiting.') ) } ) ] spids: [16777215 1182] ) ] spids: [16777215 1195] ) (command.If arms: [ (if_arm cond: [ (command.Sentence child: (command.Pipeline children: [ (command.SimpleCommand words: [{(echo)} {(function_graph)}] redirects: [ (redir.Redir op: <Redir_Great '>'> fd: 16777215 arg_word: {(current_tracer)} ) ] ) ] negated: T ) terminator: <Op_Semi ';'> ) ] action: [ (C {(edie)} { (DQ ('ERROR: setting current_tracer to ') (word_part.EscapedLiteralPart token:<Lit_EscapedChar '\\"'>) (function_graph) (word_part.EscapedLiteralPart token:<Lit_EscapedChar '\\"'>) ('. Exiting.') ) } ) ] spids: [16777215 1210] ) ] spids: [16777215 1223] ) (command.If arms: [ (if_arm cond: [ (command.Sentence child: (command.DParen child: (arith_expr.ArithVarRef token:<Lit_ArithVarLike opt_cpu>) spids: [1227 1232] ) terminator: <Op_Semi ';'> ) ] action: [ (command.If arms: [ (if_arm cond: [ (command.Sentence child: (command.Pipeline children: [ (command.SimpleCommand words: [{(echo)} {(nosleep-time)}] redirects: [ (redir.Redir op: <Redir_Great '>'> fd: 16777215 arg_word: {(trace_options)} ) ] ) ] negated: T ) terminator: <Op_Semi ';'> ) ] action: [(C {(edie)} {(DQ ('ERROR: setting -C (nosleep-time). Exiting.'))})] spids: [16777215 1251] ) ] spids: [16777215 1261] ) ] spids: [16777215 1235] ) ] spids: [16777215 1263] ) (command.If arms: [ (if_arm cond: [ (command.Sentence child: (command.DParen child: (arith_expr.ArithVarRef token:<Lit_ArithVarLike opt_time>) spids: [1270 1275] ) terminator: <Op_Semi ';'> ) ] action: [ (command.If arms: [ (if_arm cond: [ (command.Sentence child: (command.Pipeline children: [ (command.SimpleCommand words: [{(echo)} {(funcgraph-abstime)}] redirects: [ (redir.Redir op: <Redir_Great '>'> fd: 16777215 arg_word: {(trace_options)} ) ] ) ] negated: T ) terminator: <Op_Semi ';'> ) ] action: [(C {(edie)} {(DQ ('ERROR: setting -t (funcgraph-abstime). Exiting.'))})] spids: [16777215 1294] ) ] spids: [16777215 1304] ) ] spids: [16777215 1278] ) ] spids: [16777215 1306] ) (command.If arms: [ (if_arm cond: [ (command.Sentence child: (command.DParen child: (arith_expr.ArithVarRef token:<Lit_ArithVarLike opt_proc>) spids: [1310 1315] ) terminator: <Op_Semi ';'> ) ] action: [ (command.If arms: [ (if_arm cond: [ (command.Sentence child: (command.Pipeline children: [ (command.SimpleCommand words: [{(echo)} {(funcgraph-proc)}] redirects: [ (redir.Redir op: <Redir_Great '>'> fd: 16777215 arg_word: {(trace_options)} ) ] ) ] negated: T ) terminator: <Op_Semi ';'> ) ] action: [(C {(edie)} {(DQ ('ERROR: setting -P (funcgraph-proc). Exiting.'))})] spids: [16777215 1334] ) ] spids: [16777215 1344] ) ] spids: [16777215 1318] ) ] spids: [16777215 1346] ) (command.Assignment keyword: Assign_None pairs: [ (assign_pair lhs: (lhs_expr.LhsName name:cat spids:[1352]) op: Equal rhs: {(cat)} spids: [1352] ) ] spids: [1352] ) (command.If arms: [ (if_arm cond: [ (command.Sentence child: (command.DParen child: (arith_expr.ArithVarRef token:<Lit_ArithVarLike opt_proc>) spids: [1357 1362] ) terminator: <Op_Semi ';'> ) ] action: [ (command.Assignment keyword: Assign_None pairs: [ (assign_pair lhs: (lhs_expr.LhsName name:cat spids:[1388]) op: Equal rhs: {($ VSub_DollarName '$awk') (SQ <' "/(^ ---|^$)/ || \\$3 == \\"=>\\" { next } { print \\$0 }"'>) } spids: [1388] ) ] spids: [1388] ) ] spids: [16777215 1365] ) ] spids: [16777215 1394] ) (C {(warn)} {(DQ ('echo > trace'))}) (command.If arms: [ (if_arm cond: [ (command.Sentence child: (command.DParen child: (arith_expr.ArithVarRef token:<Lit_ArithVarLike opt_duration>) spids: [1408 1413] ) terminator: <Op_Semi ';'> ) ] action: [ (C {(sleep)} {($ VSub_DollarName '$duration')}) (command.If arms: [ (if_arm cond: [ (command.Sentence child: (command.DParen child: (arith_expr.ArithVarRef token:<Lit_ArithVarLike opt_headers>) spids: [1426 1431] ) terminator: <Op_Semi ';'> ) ] action: [(C {($ VSub_DollarName '$cat')} {(trace)})] spids: [16777215 1434] ) ] else_action: [ (command.Pipeline children: [(C {($ VSub_DollarName '$cat')} {(trace)}) (C {(grep)} {(-v)} {(SQ <'^#'>)})] negated: F ) ] spids: [1442 1460] ) ] spids: [16777215 1416] ) ] else_action: [ (command.AndOr ops: [Op_DAmp] children: [ (command.DParen child: (arith_expr.ArithVarRef token:<Lit_ArithVarLike opt_headers>) spids: [1469 1474] ) (C {(cat)} {(trace)}) ] ) (C {(eval)} {($ VSub_DollarName '$cat')} {(trace_pipe)}) ] spids: [1462 1489] ) (C {(end)}) ] )