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Diffstat (limited to 'src/tools/perftool/elog_merge.c')
| -rw-r--r-- | src/tools/perftool/elog_merge.c | 181 |
1 files changed, 181 insertions, 0 deletions
diff --git a/src/tools/perftool/elog_merge.c b/src/tools/perftool/elog_merge.c new file mode 100644 index 00000000..46b19dd5 --- /dev/null +++ b/src/tools/perftool/elog_merge.c @@ -0,0 +1,181 @@ +/* + * Copyright (c) 2015 Cisco and/or its affiliates. + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at: + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +/* + Copyright (c) 2005 Eliot Dresselhaus + + Permission is hereby granted, free of charge, to any person obtaining + a copy of this software and associated documentation files (the + "Software"), to deal in the Software without restriction, including + without limitation the rights to use, copy, modify, merge, publish, + distribute, sublicense, and/or sell copies of the Software, and to + permit persons to whom the Software is furnished to do so, subject to + the following conditions: + + The above copyright notice and this permission notice shall be + included in all copies or substantial portions of the Software. + + THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE + LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION + OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION + WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. +*/ + +#include <vppinfra/elog.h> +#include <vppinfra/error.h> +#include <vppinfra/format.h> +#include <vppinfra/random.h> +#include <vppinfra/serialize.h> +#include <vppinfra/unix.h> +#include <vppinfra/pool.h> +#include <vppinfra/hash.h> + +int +elog_merge_main (unformat_input_t * input) +{ + clib_error_t *error = 0; + elog_main_t _em, *em = &_em; + u32 verbose; + char *dump_file, *merge_file, **merge_files; + u8 *tag, **tags; + f64 align_tweak; + f64 *align_tweaks; + uword i; + elog_main_t *ems; + + verbose = 0; + dump_file = 0; + merge_files = 0; + tags = 0; + align_tweaks = 0; + + while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT) + { + if (unformat (input, "dump %s", &dump_file)) + ; + else if (unformat (input, "tag %s", &tag)) + vec_add1 (tags, tag); + else if (unformat (input, "merge %s", &merge_file)) + vec_add1 (merge_files, merge_file); + + else if (unformat (input, "verbose %=", &verbose, 1)) + ; + else if (unformat (input, "align-tweak %f", &align_tweak)) + vec_add1 (align_tweaks, align_tweak); + else + { + error = clib_error_create ("unknown input `%U'\n", + format_unformat_error, input); + goto done; + } + } + + vec_clone (ems, merge_files); + + /* Supply default tags as needed */ + if (vec_len (tags) < vec_len (ems)) + { + for (i = vec_len (tags); i < vec_len (ems); i++) + vec_add1 (tags, format (0, "F%d%c", i, 0)); + } + + for (i = 0; i < vec_len (ems); i++) + { + if ((error = elog_read_file ((i == 0) ? em : &ems[i], merge_files[i]))) + goto done; + if (i > 0) + { + align_tweak = 0.0; + if (i <= vec_len (align_tweaks)) + align_tweak = align_tweaks[i - 1]; + elog_merge (em, tags[0], &ems[i], tags[i], align_tweak); + tags[0] = 0; + } + } + + if (dump_file) + { + if ((error = + elog_write_file (em, dump_file, 0 /* do not flush ring */ ))) + goto done; + } + + if (verbose) + { + elog_event_t *e, *es; + es = elog_get_events (em); + vec_foreach (e, es) + { + clib_warning ("%18.9f: %12U %U\n", e->time, + format_elog_track, em, e, format_elog_event, em, e); + } + } + +done: + if (error) + clib_error_report (error); + return 0; +} + +int +main (int argc, char *argv[]) +{ + unformat_input_t i; + int r; + + clib_mem_init (0, 3ULL << 30); + + unformat_init_command_line (&i, argv); + r = elog_merge_main (&i); + unformat_free (&i); + return r; +} + +/* + * GDB callable function: vl - Return vector length of vector + */ +u32 +vl (void *p) +{ + return vec_len (p); +} + +/* + * GDB callable function: pe - call pool_elts - number of elements in a pool + */ +uword +pe (void *v) +{ + return (pool_elts (v)); +} + +/* + * GDB callable function: he - call hash_elts - number of elements in a hash + */ +uword +he (void *v) +{ + return (hash_elts (v)); +} + +/* + * fd.io coding-style-patch-verification: ON + * + * Local Variables: + * eval: (c-set-style "gnu") + * End: + */ |