160d4bdb |
1 | #include <stdio.h> |
2 | #include <fcntl.h> |
3 | #include <sys/stat.h> |
4 | #include <sys/types.h> |
5 | #include <linux/errno.h> |
6 | |
7 | #include <glib.h> |
8 | #include "LTTTypes.h" |
9 | #include "LinuxEvents.h" |
10 | |
c9e8ac96 |
11 | #define TRACE_HEARTBEAT_ID 19 |
1812dbb9 |
12 | #define PROCESS_FORK_ID 20 |
13 | #define PROCESS_EXIT_ID 21 |
14 | |
c9e8ac96 |
15 | #define INFO_ENTRY 9 |
16 | #define OVERFLOW_FIGURE 4294967296 |
17 | |
1812dbb9 |
18 | typedef struct _new_process |
19 | { |
20 | uint32_t event_data1; /* Data associated with event */ |
21 | uint32_t event_data2; |
22 | } LTT_PACKED_STRUCT new_process; |
23 | |
160d4bdb |
24 | #define write_to_buffer(DEST, SRC, SIZE) \ |
25 | do\ |
26 | {\ |
27 | memcpy(DEST, SRC, SIZE);\ |
28 | DEST += SIZE;\ |
29 | } while(0); |
30 | |
31 | int readFile(int fd, void * buf, size_t size, char * mesg) |
32 | { |
33 | ssize_t nbBytes; |
34 | nbBytes = read(fd, buf, size); |
35 | if(nbBytes != size){ |
36 | printf("%s\n",mesg); |
37 | exit(1); |
38 | } |
39 | return 0; |
40 | } |
41 | |
42 | void getDataEndianType(char * size, char * endian) |
43 | { |
44 | int i = 1; |
45 | char c = (char) i; |
46 | int sizeInt=sizeof(int), sizeLong=sizeof(long), sizePointer=sizeof(void *); |
47 | |
48 | if(c == 1) strcpy(endian,"LITTLE_ENDIAN"); |
49 | else strcpy(endian, "BIG_ENDIAN"); |
50 | |
51 | if(sizeInt == 2 && sizeLong == 4 && sizePointer == 4) |
52 | strcpy(size,"LP32"); |
53 | else if(sizeInt == 4 && sizeLong == 4 && sizePointer == 4) |
54 | strcpy(size,"ILP32"); |
55 | else if(sizeInt == 4 && sizeLong == 8 && sizePointer == 8) |
56 | strcpy(size,"LP64"); |
57 | else if(sizeInt == 8 && sizeLong == 8 && sizePointer == 8) |
58 | strcpy(size,"ILP64"); |
59 | else strcpy(size,"UNKNOWN"); |
60 | } |
61 | |
62 | #define BUFFER_SIZE 80 |
63 | |
64 | typedef struct _buffer_start{ |
65 | uint32_t seconds; |
66 | uint32_t nanoseconds; |
67 | uint64_t cycle_count; |
68 | uint32_t block_id; |
69 | } __attribute__ ((packed)) buffer_start; |
70 | |
71 | typedef struct _heartbeat{ |
72 | uint32_t seconds; |
73 | uint32_t nanoseconds; |
74 | uint64_t cycle_count; |
75 | } __attribute__ ((packed)) heartbeat; |
76 | |
77 | |
78 | int main(int argc, char ** argv){ |
79 | |
91a66e87 |
80 | int fd, fdCpu; |
160d4bdb |
81 | FILE * fp; |
82 | int fdFac, fdIntr, fdProc; |
83 | char arch_size[BUFFER_SIZE]; |
84 | char endian[BUFFER_SIZE]; |
85 | char node_name[BUFFER_SIZE]; |
86 | char domainname[BUFFER_SIZE]; |
87 | char kernel_name[BUFFER_SIZE]; |
88 | char kernel_release[BUFFER_SIZE]; |
89 | char kernel_version[BUFFER_SIZE]; |
90 | char machine[BUFFER_SIZE]; |
91 | char processor[BUFFER_SIZE]; |
92 | char hardware_platform[BUFFER_SIZE]; |
93 | char operating_system[BUFFER_SIZE]; |
94 | int cpu; |
95 | int ltt_block_size; |
96 | int ltt_major_version; |
97 | int ltt_minor_version; |
98 | int ltt_log_cpu; |
99 | char buf[BUFFER_SIZE]; |
91a66e87 |
100 | int i,j, k; |
160d4bdb |
101 | |
102 | uint8_t cpu_id; |
103 | |
104 | char foo[4*BUFFER_SIZE]; |
105 | char foo_eventdefs[4*BUFFER_SIZE]; |
106 | char foo_control[4*BUFFER_SIZE]; |
107 | char foo_cpu[4*BUFFER_SIZE]; |
108 | char foo_info[4*BUFFER_SIZE]; |
109 | |
110 | char foo_control_facilities[4*BUFFER_SIZE]; |
111 | char foo_control_processes[4*BUFFER_SIZE]; |
112 | char foo_control_interrupts[4*BUFFER_SIZE]; |
113 | char foo_info_system[4*BUFFER_SIZE]; |
114 | |
115 | struct stat lTDFStat; |
116 | off_t file_size; |
117 | int block_number, block_size; |
91a66e87 |
118 | char * buffer, *buf_out, cpuStr[4*BUFFER_SIZE]; |
160d4bdb |
119 | char * buf_fac, * buf_intr, * buf_proc; |
91a66e87 |
120 | void * write_pos, *write_pos_fac, * write_pos_intr, *write_pos_proc; |
160d4bdb |
121 | trace_start *tStart; |
122 | trace_buffer_start *tBufStart; |
123 | trace_buffer_end *tBufEnd; |
124 | trace_file_system * tFileSys; |
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125 | uint16_t newId, startId, tmpId; |
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126 | uint8_t evId; |
e4eced0f |
127 | uint32_t time_delta, startTimeDelta, previous_time_delta; |
160d4bdb |
128 | void * cur_pos, *end_pos; |
c9e8ac96 |
129 | buffer_start start, start_proc, start_intr; |
130 | buffer_start end, end_proc, end_intr; |
160d4bdb |
131 | heartbeat beat; |
132 | int beat_count = 0; |
160d4bdb |
133 | uint32_t size_lost; |
134 | int reserve_size = sizeof(buffer_start) + sizeof(uint16_t) + 2*sizeof(uint32_t);//lost_size and buffer_end event |
91a66e87 |
135 | int nb_para; |
160d4bdb |
136 | |
1812dbb9 |
137 | new_process process; |
138 | |
91a66e87 |
139 | if(argc < 4){ |
140 | printf("Not enough parameters\n"); |
160d4bdb |
141 | exit(1); |
142 | } |
143 | |
91a66e87 |
144 | cpu = atoi(argv[2]); |
145 | printf("cpu number = %d\n", cpu); |
146 | nb_para = 3 + cpu; |
147 | |
148 | if(argc != nb_para && argc != nb_para+1){ |
149 | printf("need trace files and cpu number or root directory for the new tracefile\n"); |
150 | exit(1); |
151 | } |
152 | |
153 | if(argc == nb_para){ |
160d4bdb |
154 | strcpy(foo, "foo"); |
155 | strcpy(foo_eventdefs, "foo/eventdefs"); |
156 | strcpy(foo_control, "foo/control"); |
157 | strcpy(foo_cpu, "foo/cpu"); |
158 | strcpy(foo_info, "foo/info"); |
159 | }else{ |
91a66e87 |
160 | strcpy(foo, argv[nb_para]); |
161 | strcpy(foo_eventdefs, argv[nb_para]); |
160d4bdb |
162 | strcat(foo_eventdefs,"/eventdefs"); |
91a66e87 |
163 | strcpy(foo_control, argv[nb_para]); |
160d4bdb |
164 | strcat(foo_control,"/control"); |
91a66e87 |
165 | strcpy(foo_cpu, argv[nb_para]); |
160d4bdb |
166 | strcat(foo_cpu,"/cpu"); |
91a66e87 |
167 | strcpy(foo_info, argv[nb_para]); |
160d4bdb |
168 | strcat(foo_info,"/info"); |
169 | } |
170 | strcpy(foo_control_facilities, foo_control); |
171 | strcat(foo_control_facilities,"/facilities"); |
172 | strcpy(foo_control_processes, foo_control); |
173 | strcat(foo_control_processes, "/processes"); |
174 | strcpy(foo_control_interrupts, foo_control); |
175 | strcat(foo_control_interrupts, "/interrupts"); |
176 | strcpy(foo_info_system, foo_info); |
177 | strcat(foo_info_system, "/system.xml"); |
178 | |
160d4bdb |
179 | |
180 | getDataEndianType(arch_size, endian); |
181 | printf("Arch_size: %s, Endian: %s\n", arch_size, endian); |
182 | |
183 | fp = fopen("sysInfo.out","r"); |
184 | if(!fp){ |
185 | g_error("Unable to open file sysInfo.out\n"); |
186 | } |
187 | |
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188 | for(i=0;i<INFO_ENTRY;i++){ |
160d4bdb |
189 | if(!fgets(buf,BUFFER_SIZE-1,fp)) |
190 | g_error("The format of sysInfo.out is not right\n"); |
191 | if(strncmp(buf,"node_name=",10)==0){ |
192 | strcpy(node_name,&buf[10]); |
193 | node_name[strlen(node_name)-1] = '\0'; |
194 | }else if(strncmp(buf,"domainname=",11)==0){ |
195 | strcpy(domainname,&buf[11]); |
196 | domainname[strlen(domainname)-1] = '\0'; |
197 | }else if(strncmp(buf,"kernel_name=",12)==0){ |
198 | strcpy(kernel_name,&buf[12]); |
199 | kernel_name[strlen(kernel_name)-1] = '\0'; |
200 | }else if(strncmp(buf,"kernel_release=",15)==0){ |
201 | strcpy(kernel_release,&buf[15]); |
202 | kernel_release[strlen(kernel_release)-1] = '\0'; |
203 | }else if(strncmp(buf,"kernel_version=",15)==0){ |
204 | strcpy(kernel_version,&buf[15]); |
205 | kernel_version[strlen(kernel_version)-1] = '\0'; |
206 | }else if(strncmp(buf,"machine=",8)==0){ |
207 | strcpy(machine,&buf[8]); |
208 | machine[strlen(machine)-1] = '\0'; |
209 | }else if(strncmp(buf,"processor=",10)==0){ |
210 | strcpy(processor,&buf[10]); |
211 | processor[strlen(processor)-1] = '\0'; |
212 | }else if(strncmp(buf,"hardware_platform=",18)==0){ |
213 | strcpy(hardware_platform,&buf[18]); |
214 | hardware_platform[strlen(hardware_platform)-1] = '\0'; |
215 | }else if(strncmp(buf,"operating_system=",17)==0){ |
216 | strcpy(operating_system,&buf[17]); |
217 | operating_system[strlen(operating_system)-1] = '\0'; |
218 | } |
219 | } |
220 | fclose(fp); |
221 | |
222 | if(mkdir(foo, S_IFDIR | S_IRWXU | S_IRGRP | S_IROTH)) |
223 | g_error("can not make %s directory", foo); |
224 | if(mkdir(foo_info, S_IFDIR | S_IRWXU | S_IRGRP | S_IROTH)) |
225 | g_error("can not make %s directory", foo_info); |
226 | if(mkdir(foo_cpu, S_IFDIR | S_IRWXU | S_IRGRP | S_IROTH)) |
227 | g_error("can not make %s directory", foo_cpu); |
228 | if(mkdir(foo_control, S_IFDIR | S_IRWXU | S_IRGRP | S_IROTH)) |
229 | g_error("can not make %s directory", foo_control); |
230 | if(mkdir(foo_eventdefs, S_IFDIR | S_IRWXU | S_IRGRP | S_IROTH)) |
231 | g_error("can not make %s directory", foo_eventdefs); |
232 | |
233 | fp = fopen(foo_info_system,"w"); |
234 | if(!fp){ |
235 | g_error("Unable to open file system.xml\n"); |
236 | } |
237 | |
160d4bdb |
238 | fdFac = open(foo_control_facilities,O_CREAT | O_RDWR | O_TRUNC,S_IRUSR |S_IWUSR | S_IRGRP | S_IROTH); |
239 | if(fdFac < 0){ |
240 | g_error("Unable to open file facilities\n"); |
241 | } |
242 | fdIntr = open(foo_control_interrupts,O_CREAT | O_RDWR | O_TRUNC,S_IRUSR |S_IWUSR | S_IRGRP | S_IROTH); |
243 | if(fdIntr<0){ |
244 | g_error("Unable to open file interrupts\n"); |
245 | } |
246 | fdProc = open(foo_control_processes,O_CREAT | O_RDWR | O_TRUNC,S_IRUSR |S_IWUSR | S_IRGRP | S_IROTH); |
a1fbc64f |
247 | if(fdProc<0){ |
160d4bdb |
248 | g_error("Unable to open file process\n"); |
249 | } |
250 | |
251 | |
91a66e87 |
252 | for(k=0;k<cpu;k++){ |
acd767ee |
253 | fd = open(argv[nb_para-cpu+k], O_RDONLY, 0); |
91a66e87 |
254 | if(fd < 0){ |
acd767ee |
255 | g_error("Unable to open input data file %s\n", argv[nb_para-cpu+k]); |
160d4bdb |
256 | } |
91a66e87 |
257 | |
258 | if(fstat(fd, &lTDFStat) < 0){ |
259 | g_error("Unable to get the status of the input data file\n"); |
260 | } |
261 | file_size = lTDFStat.st_size; |
160d4bdb |
262 | |
91a66e87 |
263 | buffer = g_new(char, 4000); |
264 | readFile(fd,(void*)buffer, 3500, "Unable to read block header"); |
265 | |
160d4bdb |
266 | cur_pos= buffer; |
267 | evId = *(uint8_t *)cur_pos; |
268 | cur_pos += sizeof(uint8_t); |
269 | newId = evId; |
270 | time_delta = *(uint32_t*)cur_pos; |
271 | cur_pos += sizeof(uint32_t); |
272 | tBufStart = (trace_buffer_start*)cur_pos; |
273 | cur_pos += sizeof(trace_buffer_start); |
274 | cur_pos += sizeof(uint16_t); //Skip event size |
275 | |
91a66e87 |
276 | evId = *(uint8_t *)cur_pos; |
277 | cur_pos += sizeof(uint8_t); |
278 | cur_pos += sizeof(uint32_t); |
279 | tStart = (trace_start*)cur_pos; |
280 | |
160d4bdb |
281 | startId = newId; |
282 | startTimeDelta = time_delta; |
283 | start.seconds = tBufStart->Time.tv_sec; |
284 | start.nanoseconds = tBufStart->Time.tv_usec; |
285 | start.cycle_count = tBufStart->TSC; |
286 | start.block_id = tBufStart->ID; |
287 | end.block_id = start.block_id; |
288 | |
91a66e87 |
289 | ltt_major_version = tStart->MajorVersion; |
290 | ltt_minor_version = tStart->MinorVersion; |
291 | ltt_block_size = tStart->BufferSize; |
292 | ltt_log_cpu = tStart->LogCPUID; |
c9e8ac96 |
293 | |
91a66e87 |
294 | block_size = ltt_block_size; |
295 | block_number = file_size/block_size; |
c9e8ac96 |
296 | |
91a66e87 |
297 | g_free(buffer); |
298 | buffer = g_new(char, block_size); |
299 | buf_fac = g_new(char, block_size); |
300 | write_pos_fac = buf_fac; |
301 | buf_intr = g_new(char, block_size); |
302 | write_pos_intr = buf_intr; |
303 | buf_proc = g_new(char, block_size); |
304 | write_pos_proc = buf_proc; |
160d4bdb |
305 | |
91a66e87 |
306 | buf_out = g_new(char, block_size); |
307 | write_pos = buf_out; |
308 | sprintf(cpuStr,"%s/%d\0",foo_cpu,k); |
309 | fdCpu = open(cpuStr, O_CREAT | O_RDWR | O_TRUNC,S_IRUSR |S_IWUSR | S_IRGRP | S_IROTH); //for cpu k |
310 | if(fdCpu < 0) g_error("Unable to open cpu file %d\n", k); |
311 | lseek(fd,0,SEEK_SET); |
312 | |
313 | for(i=0;i<block_number;i++){ |
314 | int event_count = 0; |
315 | beat_count = 0; |
316 | |
317 | memset((void*)buf_out, 0, block_size); |
318 | write_pos = buf_out; |
319 | memset((void*)buf_intr, 0, block_size); |
320 | memset((void*)buf_fac, 0, block_size); |
321 | memset((void*)buf_proc, 0, block_size); |
322 | write_pos_intr = buf_intr; |
323 | write_pos_fac = buf_fac; |
324 | write_pos_proc = buf_proc; |
325 | |
326 | memset((void*)buffer,0,block_size); |
327 | readFile(fd,(void*)buffer, block_size, "Unable to read block header"); |
328 | |
329 | cur_pos= buffer; |
160d4bdb |
330 | evId = *(uint8_t *)cur_pos; |
160d4bdb |
331 | cur_pos += sizeof(uint8_t); |
91a66e87 |
332 | newId = evId; |
160d4bdb |
333 | time_delta = *(uint32_t*)cur_pos; |
334 | cur_pos += sizeof(uint32_t); |
91a66e87 |
335 | tBufStart = (trace_buffer_start*)cur_pos; |
336 | cur_pos += sizeof(trace_buffer_start); |
337 | cur_pos += sizeof(uint16_t); //Skip event size |
160d4bdb |
338 | |
91a66e87 |
339 | startId = newId; |
340 | startTimeDelta = time_delta; |
e4eced0f |
341 | previous_time_delta = time_delta; |
91a66e87 |
342 | start.seconds = tBufStart->Time.tv_sec; |
343 | start.nanoseconds = tBufStart->Time.tv_usec; |
344 | start.cycle_count = tBufStart->TSC; |
345 | start.block_id = tBufStart->ID; |
346 | end.block_id = start.block_id; |
347 | |
348 | end_pos = buffer + block_size; //end of the buffer |
349 | size_lost = *(uint32_t*)(end_pos - sizeof(uint32_t)); |
350 | |
351 | end_pos = buffer + block_size - size_lost ; //buffer_end event |
160d4bdb |
352 | if(ltt_log_cpu){ |
91a66e87 |
353 | tBufEnd = (trace_buffer_end*)(end_pos + 2 * sizeof(uint8_t)+sizeof(uint32_t)); |
354 | }else{ |
355 | tBufEnd = (trace_buffer_end*)(end_pos+sizeof(uint8_t)+sizeof(uint32_t)); |
160d4bdb |
356 | } |
91a66e87 |
357 | end.seconds = tBufEnd->Time.tv_sec; |
358 | end.nanoseconds = tBufEnd->Time.tv_usec; |
359 | end.cycle_count = tBufEnd->TSC; |
360 | |
361 | //skip buffer start and trace start events |
362 | if(i==0) //the first block |
363 | cur_pos = buffer + sizeof(trace_buffer_start) + sizeof(trace_start) + 2*(sizeof(uint8_t)+sizeof(uint16_t)+sizeof(uint32_t)); |
364 | else //other blocks |
365 | cur_pos = buffer + sizeof(trace_buffer_start) + sizeof(uint8_t)+sizeof(uint16_t)+sizeof(uint32_t); |
160d4bdb |
366 | |
91a66e87 |
367 | //write start block event |
368 | write_to_buffer(write_pos,(void*)&startId, sizeof(uint16_t)); |
369 | write_to_buffer(write_pos,(void*)&startTimeDelta, sizeof(uint32_t)); |
370 | write_to_buffer(write_pos,(void*)&start, sizeof(buffer_start)); |
371 | |
372 | //write start block event into processes and interrupts files |
373 | write_to_buffer(write_pos_intr,(void*)&startId, sizeof(uint16_t)); |
374 | write_to_buffer(write_pos_intr,(void*)&startTimeDelta, sizeof(uint32_t)); |
375 | start_intr = start; |
376 | start_intr.nanoseconds -= 20; |
377 | write_to_buffer(write_pos_intr,(void*)&start_intr, sizeof(buffer_start)); |
378 | |
379 | write_to_buffer(write_pos_proc,(void*)&startId, sizeof(uint16_t)); |
380 | write_to_buffer(write_pos_proc,(void*)&startTimeDelta, sizeof(uint32_t)); |
381 | start_proc = start; |
382 | start_proc.nanoseconds -= 40; |
383 | write_to_buffer(write_pos_proc,(void*)&start_proc, sizeof(buffer_start)); |
384 | |
385 | //parse *.proc file to get process and irq info |
386 | if(i == 0){ |
387 | int lIntID; /* Interrupt ID */ |
388 | int lPID, lPPID; /* Process PID and Parent PID */ |
389 | char lName[256]; /* Process name */ |
390 | FILE * fProc; |
391 | uint16_t defaultId; |
392 | trace_irq_entry irq; |
393 | |
394 | fProc = fopen(argv[1],"r"); |
395 | if(!fProc){ |
396 | g_error("Unable to open file %s\n", argv[1]); |
160d4bdb |
397 | } |
91a66e87 |
398 | |
399 | while(fscanf(fProc, "PID: %d; PPID: %d; NAME: %s\n", &lPID, &lPPID, lName) > 0){ |
400 | defaultId = PROCESS_FORK_ID; |
401 | process.event_data1 = lPID; |
402 | process.event_data2 = lPPID; |
403 | write_to_buffer(write_pos_proc,(void*)&defaultId, sizeof(uint16_t)); |
404 | write_to_buffer(write_pos_proc,(void*)&startTimeDelta, sizeof(uint32_t)); |
405 | write_to_buffer(write_pos_proc,(void*)&process, sizeof(new_process)); |
406 | } |
407 | |
408 | while(fscanf(fProc, "IRQ: %d; NAME: ", &lIntID) > 0){ |
409 | /* Read 'til the end of the line */ |
410 | fgets(lName, 200, fProc); |
411 | |
412 | defaultId = TRACE_IRQ_ENTRY; |
413 | irq.irq_id = lIntID; |
414 | irq.kernel = 1; |
415 | write_to_buffer(write_pos_intr,(void*)&defaultId, sizeof(uint16_t)); |
416 | write_to_buffer(write_pos_intr,(void*)&startTimeDelta, sizeof(uint32_t)); |
417 | write_to_buffer(write_pos_intr,(void*)&irq, sizeof(trace_irq_entry)); |
160d4bdb |
418 | } |
91a66e87 |
419 | fclose(fProc); |
160d4bdb |
420 | } |
421 | |
91a66e87 |
422 | while(1){ |
423 | int event_size; |
424 | uint64_t timeDelta; |
425 | uint8_t subId; |
426 | |
160d4bdb |
427 | if(ltt_log_cpu){ |
91a66e87 |
428 | cpu_id = *(uint8_t*)cur_pos; |
429 | cur_pos += sizeof(uint8_t); |
430 | } |
431 | evId = *(uint8_t *)cur_pos; |
432 | newId = evId; |
433 | if(evId == TRACE_HEARTBEAT) { |
434 | newId = TRACE_HEARTBEAT_ID; |
160d4bdb |
435 | } |
91a66e87 |
436 | cur_pos += sizeof(uint8_t); |
437 | time_delta = *(uint32_t*)cur_pos; |
438 | cur_pos += sizeof(uint32_t); |
160d4bdb |
439 | |
91a66e87 |
440 | if(time_delta < previous_time_delta){ |
441 | end.cycle_count += OVERFLOW_FIGURE; |
160d4bdb |
442 | } |
91a66e87 |
443 | previous_time_delta = time_delta; |
160d4bdb |
444 | |
91a66e87 |
445 | //write event_id and time_delta |
446 | write_to_buffer(write_pos,(void*)&newId,sizeof(uint16_t)); |
447 | write_to_buffer(write_pos,(void*)&time_delta, sizeof(uint32_t)); |
448 | |
449 | if(evId == TRACE_BUFFER_END){ |
450 | int size = block_size + ((void*)buf_out - write_pos)+ sizeof(uint16_t) + sizeof(uint32_t); |
451 | write_to_buffer(write_pos,(void*)&end,sizeof(buffer_start)); |
452 | write_pos = buf_out + block_size - sizeof(uint32_t); |
453 | write_to_buffer(write_pos,(void*)&size, sizeof(uint32_t)); |
454 | write(fdCpu,(void*)buf_out, block_size); |
455 | |
456 | //write out processes and intrrupts files |
457 | { |
458 | int size_intr = block_size - (write_pos_intr - (void*)buf_intr); |
459 | int size_proc = block_size - (write_pos_proc - (void*)buf_proc); |
460 | write_to_buffer(write_pos_intr,(void*)&newId,sizeof(uint16_t)); |
461 | write_to_buffer(write_pos_intr,(void*)&time_delta, sizeof(uint32_t)); |
462 | end_intr = end; |
463 | end_intr.nanoseconds -= 20; |
464 | write_to_buffer(write_pos_intr,(void*)&end_intr,sizeof(buffer_start)); |
465 | |
466 | write_to_buffer(write_pos_proc,(void*)&newId,sizeof(uint16_t)); |
467 | write_to_buffer(write_pos_proc,(void*)&time_delta, sizeof(uint32_t)); |
468 | end_proc = end; |
469 | end_proc.nanoseconds -= 40; |
470 | write_to_buffer(write_pos_proc,(void*)&end_proc,sizeof(buffer_start)); |
471 | |
472 | write_pos_intr = buf_intr + block_size - sizeof(uint32_t); |
473 | write_pos_proc = buf_proc + block_size - sizeof(uint32_t); |
474 | write_to_buffer(write_pos_intr,(void*)&size_intr, sizeof(uint32_t)); |
475 | write_to_buffer(write_pos_proc,(void*)&size_proc, sizeof(uint32_t)); |
476 | //for now don't output processes and interrupt information |
477 | // write(fdIntr,(void*)buf_intr,block_size); |
478 | // write(fdProc,(void*)buf_proc,block_size); |
479 | } |
480 | break; |
481 | } |
160d4bdb |
482 | |
91a66e87 |
483 | event_count++; |
484 | switch(evId){ |
485 | case TRACE_SYSCALL_ENTRY: |
486 | event_size = sizeof(trace_syscall_entry); |
487 | break; |
488 | case TRACE_SYSCALL_EXIT: |
489 | event_size = 0; |
490 | break; |
491 | case TRACE_TRAP_ENTRY: |
492 | event_size = sizeof(trace_trap_entry); |
493 | break; |
494 | case TRACE_TRAP_EXIT: |
495 | event_size = 0; |
496 | break; |
497 | case TRACE_IRQ_ENTRY: |
498 | event_size = sizeof(trace_irq_entry); |
499 | timeDelta = time_delta; |
500 | write_to_buffer(write_pos_intr,(void*)&newId, sizeof(uint16_t)); |
501 | write_to_buffer(write_pos_intr,(void*)&timeDelta, sizeof(uint32_t)); |
502 | write_to_buffer(write_pos_intr,cur_pos, event_size); |
503 | break; |
504 | case TRACE_IRQ_EXIT: |
505 | event_size = 0; |
506 | timeDelta = time_delta; |
507 | write_to_buffer(write_pos_intr,(void*)&newId, sizeof(uint16_t)); |
508 | write_to_buffer(write_pos_intr,(void*)&timeDelta, sizeof(uint32_t)); |
509 | break; |
510 | case TRACE_SCHEDCHANGE: |
511 | event_size = sizeof(trace_schedchange); |
512 | break; |
513 | case TRACE_KERNEL_TIMER: |
514 | event_size = 0; |
515 | break; |
516 | case TRACE_SOFT_IRQ: |
517 | event_size = sizeof(trace_soft_irq); |
518 | // timeDelta = time_delta; |
519 | // write_to_buffer(write_pos_intr,(void*)&newId, sizeof(uint16_t)); |
520 | // write_to_buffer(write_pos_intr,(void*)&timeDelta, sizeof(uint32_t)); |
521 | // write_to_buffer(write_pos_intr,cur_pos, event_size); |
522 | break; |
523 | case TRACE_PROCESS: |
524 | event_size = sizeof(trace_process); |
525 | timeDelta = time_delta; |
526 | subId = *(uint8_t*)cur_pos; |
527 | if(subId == TRACE_PROCESS_FORK || subId ==TRACE_PROCESS_EXIT){ |
528 | if( subId == TRACE_PROCESS_FORK)tmpId = PROCESS_FORK_ID; |
529 | else tmpId = PROCESS_EXIT_ID; |
530 | write_to_buffer(write_pos_proc,(void*)&tmpId, sizeof(uint16_t)); |
531 | write_to_buffer(write_pos_proc,(void*)&timeDelta, sizeof(uint32_t)); |
532 | |
533 | process = *(new_process*)(cur_pos + sizeof(uint8_t)); |
534 | write_to_buffer(write_pos_proc,(void*)&process, sizeof(new_process)); |
535 | } |
536 | break; |
537 | case TRACE_FILE_SYSTEM: |
538 | event_size = sizeof(trace_file_system)- sizeof(char*); |
539 | break; |
540 | case TRACE_TIMER: |
541 | event_size = sizeof(trace_timer); |
542 | break; |
543 | case TRACE_MEMORY: |
544 | event_size = sizeof(trace_memory); |
545 | break; |
546 | case TRACE_SOCKET: |
547 | event_size = sizeof(trace_socket); |
548 | break; |
549 | case TRACE_IPC: |
550 | event_size = sizeof(trace_ipc); |
551 | break; |
552 | case TRACE_NETWORK: |
553 | event_size = sizeof(trace_network); |
554 | break; |
555 | case TRACE_HEARTBEAT: |
556 | beat_count++; |
557 | beat.seconds = 0; |
558 | beat.nanoseconds = 0; |
559 | beat.cycle_count = start.cycle_count + beat_count * OVERFLOW_FIGURE; |
560 | event_size = 0; |
561 | |
562 | // end.cycle_count += OVERFLOW_FIGURE; |
563 | |
564 | write_to_buffer(write_pos_intr,(void*)&newId, sizeof(uint16_t)); |
565 | write_to_buffer(write_pos_intr,(void*)&timeDelta, sizeof(uint32_t)); |
566 | write_to_buffer(write_pos_intr,(void*)&beat, sizeof(heartbeat)); |
567 | write_to_buffer(write_pos_proc,(void*)&newId, sizeof(uint16_t)); |
568 | write_to_buffer(write_pos_proc,(void*)&timeDelta, sizeof(uint32_t)); |
569 | write_to_buffer(write_pos_proc,(void*)&beat, sizeof(heartbeat)); |
570 | break; |
571 | default: |
572 | event_size = -1; |
573 | break; |
574 | } |
575 | if(evId != TRACE_FILE_SYSTEM && event_size >=0){ |
576 | write_to_buffer(write_pos, cur_pos, event_size); |
577 | |
578 | if(evId == TRACE_HEARTBEAT){ |
579 | write_to_buffer(write_pos, (void*)&beat, sizeof(heartbeat)); |
160d4bdb |
580 | } |
91a66e87 |
581 | |
582 | cur_pos += event_size + sizeof(uint16_t); //skip data_size |
583 | }else if(evId == TRACE_FILE_SYSTEM){ |
584 | size_t nbBytes; |
585 | char c = '\0'; |
586 | tFileSys = (trace_file_system*)cur_pos; |
587 | subId = tFileSys->event_sub_id; |
588 | if(subId == TRACE_FILE_SYSTEM_OPEN || subId == TRACE_FILE_SYSTEM_EXEC){ |
589 | nbBytes = tFileSys->event_data2 +1; |
590 | }else nbBytes = 0; |
591 | |
592 | write_to_buffer(write_pos, cur_pos, event_size); |
160d4bdb |
593 | cur_pos += event_size + sizeof(char*); |
594 | if(nbBytes){ |
91a66e87 |
595 | write_to_buffer(write_pos, cur_pos, nbBytes); |
160d4bdb |
596 | }else{ |
91a66e87 |
597 | write_to_buffer(write_pos, (void*)&c, 1); |
160d4bdb |
598 | } |
91a66e87 |
599 | cur_pos += nbBytes + sizeof(uint16_t); //skip data_size |
600 | }else if(event_size == -1){ |
601 | printf("Unknown event: evId=%d, i=%d, event_count=%d\n", newId, i, event_count); |
602 | exit(1); |
160d4bdb |
603 | } |
91a66e87 |
604 | } //end while(1) |
605 | } |
606 | close(fd); |
607 | close(fdCpu); |
608 | g_free(buffer); |
609 | buffer = NULL; |
610 | g_free(buf_fac); |
611 | g_free(buf_intr); |
612 | g_free(buf_proc); |
613 | g_free(buf_out); |
160d4bdb |
614 | } |
615 | |
616 | |
617 | |
618 | |
619 | |
620 | //write to system.xml |
43da6a59 |
621 | fprintf(fp,"<system \n"); |
622 | fprintf(fp,"node_name=\"%s\" \n", node_name); |
623 | fprintf(fp,"domainname=\"%s\" \n", domainname); |
624 | fprintf(fp,"cpu=\"%d\" \n", cpu); |
625 | fprintf(fp,"arch_size=\"%s\" \n", arch_size); |
626 | fprintf(fp,"endian=\"%s\" \n",endian); |
627 | fprintf(fp,"kernel_name=\"%s\" \n",kernel_name); |
628 | fprintf(fp,"kernel_release=\"%s\" \n",kernel_release); |
629 | fprintf(fp,"kernel_version=\"%s\" \n",kernel_version); |
630 | fprintf(fp,"machine=\"%s\" \n",machine); |
631 | fprintf(fp,"processor=\"%s\" \n",processor); |
632 | fprintf(fp,"hardware_platform=\"%s\" \n",hardware_platform); |
633 | fprintf(fp,"operating_system=\"%s\" \n",operating_system); |
634 | fprintf(fp,"ltt_major_version=\"%d\" \n",ltt_major_version); |
635 | fprintf(fp,"ltt_minor_version=\"%d\" \n",ltt_minor_version); |
636 | fprintf(fp,"ltt_block_size=\"%d\" \n",ltt_block_size); |
160d4bdb |
637 | fprintf(fp,">\n"); |
638 | fprintf(fp,"This is just a test\n"); |
639 | fprintf(fp,"</system>\n"); |
640 | fflush(fp); |
641 | |
160d4bdb |
642 | close(fdFac); |
643 | close(fdIntr); |
644 | close(fdProc); |
91a66e87 |
645 | fclose(fp); |
160d4bdb |
646 | |
647 | } |
648 | |