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SPDX-License-Identifier: (GPL-2.0-only OR B << 2 << 3 ================ 1 ================ 4 bpftool-prog 2 bpftool-prog 5 ================ 3 ================ 6 ---------------------------------------------- 4 ------------------------------------------------------------------------------- 7 tool for inspection and simple manipulation of 5 tool for inspection and simple manipulation of eBPF progs 8 ---------------------------------------------- 6 ------------------------------------------------------------------------------- 9 7 10 :Manual section: 8 8 :Manual section: 8 11 9 12 .. include:: substitutions.rst << 13 << 14 SYNOPSIS 10 SYNOPSIS 15 ======== 11 ======== 16 12 17 **bpftool** [*OPTIONS*] **prog** *COMMAND* !! 13 **bpftool** [*OPTIONS*] **prog** *COMMAND* 18 14 19 *OPTIONS* := { |COMMON_OPTIONS| | !! 15 *OPTIONS* := { { **-j** | **--json** } [{ **-p** | **--pretty** }] | { **-f** | **--bpffs** } } 20 { **-f** | **--bpffs** } | { **-m** | **--mapc !! 16 21 { **-L** | **--use-loader** } } !! 17 *COMMANDS* := 22 !! 18 { **show** | **list** | **dump xlated** | **dump jited** | **pin** | **load** 23 *COMMANDS* := !! 19 | **loadall** | **help** } 24 { **show** | **list** | **dump xlated** | **du << 25 **loadall** | **help** } << 26 20 27 PROG COMMANDS 21 PROG COMMANDS 28 ============= 22 ============= 29 23 30 | **bpftool** **prog** { **show** | **list** } !! 24 | **bpftool** **prog { show | list }** [*PROG*] 31 | **bpftool** **prog dump xlated** *PROG* [{ * !! 25 | **bpftool** **prog dump xlated** *PROG* [{**file** *FILE* | **opcodes** | **visual** | **linum**}] 32 | **bpftool** **prog dump jited** *PROG* [{ * !! 26 | **bpftool** **prog dump jited** *PROG* [{**file** *FILE* | **opcodes** | **linum**}] 33 | **bpftool** **prog pin** *PROG* *FILE* !! 27 | **bpftool** **prog pin** *PROG* *FILE* 34 | **bpftool** **prog** { **load** | **loadall* !! 28 | **bpftool** **prog { load | loadall }** *OBJ* *PATH* [**type** *TYPE*] [**map** {**idx** *IDX* | **name** *NAME*} *MAP*] [**dev** *NAME*] [**pinmaps** *MAP_DIR*] 35 | **bpftool** **prog attach** *PROG* *ATTACH_T !! 29 | **bpftool** **prog attach** *PROG* *ATTACH_TYPE* [*MAP*] 36 | **bpftool** **prog detach** *PROG* *ATTACH_T !! 30 | **bpftool** **prog detach** *PROG* *ATTACH_TYPE* [*MAP*] 37 | **bpftool** **prog tracelog** !! 31 | **bpftool** **prog tracelog** 38 | **bpftool** **prog run** *PROG* **data_in** !! 32 | **bpftool** **prog run** *PROG* **data_in** *FILE* [**data_out** *FILE* [**data_size_out** *L*]] [**ctx_in** *FILE* [**ctx_out** *FILE* [**ctx_size_out** *M*]]] [**repeat** *N*] 39 | **bpftool** **prog profile** *PROG* [**durat !! 33 | **bpftool** **prog help** 40 | **bpftool** **prog help** << 41 | 34 | 42 | *MAP* := { **id** *MAP_ID* | **pinned** *FIL !! 35 | *MAP* := { **id** *MAP_ID* | **pinned** *FILE* } 43 | *PROG* := { **id** *PROG_ID* | **pinned** *F !! 36 | *PROG* := { **id** *PROG_ID* | **pinned** *FILE* | **tag** *PROG_TAG* | **name** *PROG_NAME* } 44 | *TYPE* := { !! 37 | *TYPE* := { 45 | **socket** | **kprobe** | **kretprobe** !! 38 | **socket** | **kprobe** | **kretprobe** | **classifier** | **action** | 46 | **tracepoint** | **raw_tracepoint** | ** !! 39 | **tracepoint** | **raw_tracepoint** | **xdp** | **perf_event** | **cgroup/skb** | 47 | **cgroup/sock** | **cgroup/dev** | **lwt !! 40 | **cgroup/sock** | **cgroup/dev** | **lwt_in** | **lwt_out** | **lwt_xmit** | 48 | **lwt_seg6local** | **sockops** | **sk_s !! 41 | **lwt_seg6local** | **sockops** | **sk_skb** | **sk_msg** | **lirc_mode2** | 49 | **cgroup/bind4** | **cgroup/bind6** | ** !! 42 | **cgroup/bind4** | **cgroup/bind6** | **cgroup/post_bind4** | **cgroup/post_bind6** | 50 | **cgroup/connect4** | **cgroup/connect6* !! 43 | **cgroup/connect4** | **cgroup/connect6** | **cgroup/sendmsg4** | **cgroup/sendmsg6** | 51 | **cgroup/getpeername4** | **cgroup/getpe !! 44 | **cgroup/recvmsg4** | **cgroup/recvmsg6** | **cgroup/sysctl** | 52 | **cgroup/getsockname4** | **cgroup/getso !! 45 | **cgroup/getsockopt** | **cgroup/setsockopt** 53 | **cgroup/sendmsg4** | **cgroup/sendmsg6* !! 46 | } 54 | **cgroup/recvmsg4** | **cgroup/recvmsg6* !! 47 | *ATTACH_TYPE* := { 55 | **cgroup/getsockopt** | **cgroup/setsock !! 48 | **msg_verdict** | **stream_verdict** | **stream_parser** | **flow_dissector** 56 | **struct_ops** | **fentry** | **fexit** !! 49 | } 57 | } << 58 | *ATTACH_TYPE* := { << 59 | **sk_msg_verdict** | **sk_skb_verdict** << 60 | **sk_skb_stream_parser** | **flow_dissec << 61 | } << 62 | *METRICs* := { << 63 | **cycles** | **instructions** | **l1d_lo << 64 | **itlb_misses** | **dtlb_misses** << 65 | } << 66 50 67 51 68 DESCRIPTION 52 DESCRIPTION 69 =========== 53 =========== 70 bpftool prog { show | list } [*PROG*] !! 54 **bpftool prog { show | list }** [*PROG*] 71 Show information about loaded programs. I !! 55 Show information about loaded programs. If *PROG* is 72 information only about given programs, oth !! 56 specified show information only about given programs, 73 currently loaded on the system. In case of !! 57 otherwise list all programs currently loaded on the system. 74 match several programs which will all be s !! 58 In case of **tag** or **name**, *PROG* may match several 75 !! 59 programs which will all be shown. 76 Output will start with program ID followed !! 60 77 named attributes (depending on kernel vers !! 61 Output will start with program ID followed by program type and 78 !! 62 zero or more named attributes (depending on kernel version). 79 Since Linux 5.1 the kernel can collect sta !! 63 80 the total time spent running the program, !! 64 Since Linux 5.1 the kernel can collect statistics on BPF 81 run). If available, bpftool shows such sta !! 65 programs (such as the total time spent running the program, 82 not collect them by defaults, as it slight !! 66 and the number of times it was run). If available, bpftool 83 program run. Activation or deactivation of !! 67 shows such statistics. However, the kernel does not collect 84 **kernel.bpf_stats_enabled** sysctl knob. !! 68 them by defaults, as it slightly impacts performance on each 85 !! 69 program run. Activation or deactivation of the feature is 86 Since Linux 5.8 bpftool is able to discove !! 70 performed via the **kernel.bpf_stats_enabled** sysctl knob. 87 that hold open file descriptors (FDs) agai !! 71 88 bpftool will automatically emit this infor !! 72 **bpftool prog dump xlated** *PROG* [{ **file** *FILE* | **opcodes** | **visual** | **linum** }] 89 !! 73 Dump eBPF instructions of the programs from the kernel. By 90 bpftool prog dump xlated *PROG* [{ file *FILE* !! 74 default, eBPF will be disassembled and printed to standard 91 Dump eBPF instructions of the programs fro !! 75 output in human-readable format. In this case, **opcodes** 92 will be disassembled and printed to standa !! 76 controls if raw opcodes should be printed as well. 93 format. In this case, **opcodes** controls !! 77 94 as well. !! 78 In case of **tag** or **name**, *PROG* may match several 95 !! 79 programs which will all be dumped. However, if **file** or 96 In case of **tag** or **name**, *PROG* may !! 80 **visual** is specified, *PROG* must match a single program. 97 will all be dumped. However, if **file** !! 81 98 *PROG* must match a single program. !! 82 If **file** is specified, the binary image will instead be 99 !! 83 written to *FILE*. 100 If **file** is specified, the binary image !! 84 101 *FILE*. !! 85 If **visual** is specified, control flow graph (CFG) will be 102 !! 86 built instead, and eBPF instructions will be presented with 103 If **visual** is specified, control flow g !! 87 CFG in DOT format, on standard output. 104 and eBPF instructions will be presented wi !! 88 105 output. !! 89 If the programs have line_info available, the source line will 106 !! 90 be displayed by default. If **linum** is specified, 107 If the programs have line_info available, !! 91 the filename, line number and line column will also be 108 displayed. If **linum** is specified, the !! 92 displayed on top of the source line. 109 column will also be displayed. !! 93 110 !! 94 **bpftool prog dump jited** *PROG* [{ **file** *FILE* | **opcodes** | **linum** }] 111 bpftool prog dump jited *PROG* [{ file *FILE* !! 95 Dump jited image (host machine code) of the program. 112 Dump jited image (host machine code) of th !! 96 113 !! 97 If *FILE* is specified image will be written to a file, 114 If *FILE* is specified image will be writt !! 98 otherwise it will be disassembled and printed to stdout. 115 be disassembled and printed to stdout. *PR !! 99 *PROG* must match a single program when **file** is specified. 116 when **file** is specified. !! 100 117 !! 101 **opcodes** controls if raw opcodes will be printed. 118 **opcodes** controls if raw opcodes will b !! 102 119 !! 103 If the prog has line_info available, the source line will 120 If the prog has line_info available, the s !! 104 be displayed by default. If **linum** is specified, 121 **linum** is specified, the filename, line !! 105 the filename, line number and line column will also be 122 be displayed. !! 106 displayed on top of the source line. 123 !! 107 124 bpftool prog pin *PROG* *FILE* !! 108 **bpftool prog pin** *PROG* *FILE* 125 Pin program *PROG* as *FILE*. !! 109 Pin program *PROG* as *FILE*. 126 !! 110 127 Note: *FILE* must be located in *bpffs* mo !! 111 Note: *FILE* must be located in *bpffs* mount. It must not 128 character ('.'), which is reserved for fut !! 112 contain a dot character ('.'), which is reserved for future 129 !! 113 extensions of *bpffs*. 130 bpftool prog { load | loadall } *OBJ* *PATH* [ !! 114 131 Load bpf program(s) from binary *OBJ* and !! 115 **bpftool prog { load | loadall }** *OBJ* *PATH* [**type** *TYPE*] [**map** {**idx** *IDX* | **name** *NAME*} *MAP*] [**dev** *NAME*] [**pinmaps** *MAP_DIR*] 132 load** pins only the first program from th !! 116 Load bpf program(s) from binary *OBJ* and pin as *PATH*. 133 loadall** pins all programs from the *OBJ* !! 117 **bpftool prog load** pins only the first program from the 134 is optional, if not specified program type !! 118 *OBJ* as *PATH*. **bpftool prog loadall** pins all programs 135 names. By default bpftool will create new !! 119 from the *OBJ* under *PATH* directory. 136 object being loaded. **map** parameter al !! 120 **type** is optional, if not specified program type will be 137 maps. It can be specified multiple times, !! 121 inferred from section names. 138 *IDX* refers to index of the map to be rep !! 122 By default bpftool will create new maps as declared in the ELF 139 from 0, while *NAME* allows to replace a m !! 123 object being loaded. **map** parameter allows for the reuse 140 map to use, referring to it by **id** or t !! 124 of existing maps. It can be specified multiple times, each 141 **offload_dev** *NAME* is specified progra !! 125 time for a different map. *IDX* refers to index of the map 142 networking device (offload). If **xdpmeta_ !! 126 to be replaced in the ELF file counting from 0, while *NAME* 143 will become device-bound without offloadin !! 127 allows to replace a map by name. *MAP* specifies the map to 144 metadata. Optional **pinmaps** argument ca !! 128 use, referring to it by **id** or through a **pinned** file. 145 under *MAP_DIR* directory. !! 129 If **dev** *NAME* is specified program will be loaded onto 146 !! 130 given networking device (offload). 147 If **autoattach** is specified program wil !! 131 Optional **pinmaps** argument can be provided to pin all 148 case, only the link (representing the prog !! 132 maps under *MAP_DIR* directory. 149 pinned, not the program as such, so the pa !! 133 150 show -f**, only show in **bpftool link sho !! 134 Note: *PATH* must be located in *bpffs* mount. It must not 151 when bpftool (libbpf) is able to infer all !! 135 contain a dot character ('.'), which is reserved for future 152 object file, in particular, it's not suppo !! 136 extensions of *bpffs*. 153 program does not support autoattach, bpfto !! 137 154 for that program instead. !! 138 **bpftool prog attach** *PROG* *ATTACH_TYPE* [*MAP*] 155 !! 139 Attach bpf program *PROG* (with type specified by 156 Note: *PATH* must be located in *bpffs* mo !! 140 *ATTACH_TYPE*). Most *ATTACH_TYPEs* require a *MAP* 157 character ('.'), which is reserved for fut !! 141 parameter, with the exception of *flow_dissector* which is 158 !! 142 attached to current networking name space. 159 bpftool prog attach *PROG* *ATTACH_TYPE* [*MAP !! 143 160 Attach bpf program *PROG* (with type speci !! 144 **bpftool prog detach** *PROG* *ATTACH_TYPE* [*MAP*] 161 *ATTACH_TYPEs* require a *MAP* parameter, !! 145 Detach bpf program *PROG* (with type specified by 162 *flow_dissector* which is attached to curr !! 146 *ATTACH_TYPE*). Most *ATTACH_TYPEs* require a *MAP* 163 !! 147 parameter, with the exception of *flow_dissector* which is 164 bpftool prog detach *PROG* *ATTACH_TYPE* [*MAP !! 148 detached from the current networking name space. 165 Detach bpf program *PROG* (with type speci !! 149 166 *ATTACH_TYPEs* require a *MAP* parameter, !! 150 **bpftool prog tracelog** 167 *flow_dissector* which is detached from th !! 151 Dump the trace pipe of the system to the console (stdout). 168 !! 152 Hit <Ctrl+C> to stop printing. BPF programs can write to this 169 bpftool prog tracelog !! 153 trace pipe at runtime with the **bpf_trace_printk()** helper. 170 Dump the trace pipe of the system to the c !! 154 This should be used only for debugging purposes. For 171 stop printing. BPF programs can write to t !! 155 streaming data from BPF programs to user space, one can use 172 the **bpf_trace_printk**\ () helper. This !! 156 perf events (see also **bpftool-map**\ (8)). 173 purposes. For streaming data from BPF prog !! 157 174 perf events (see also **bpftool-map**\ (8) !! 158 **bpftool prog run** *PROG* **data_in** *FILE* [**data_out** *FILE* [**data_size_out** *L*]] [**ctx_in** *FILE* [**ctx_out** *FILE* [**ctx_size_out** *M*]]] [**repeat** *N*] 175 !! 159 Run BPF program *PROG* in the kernel testing infrastructure 176 bpftool prog run *PROG* data_in *FILE* [data_o !! 160 for BPF, meaning that the program works on the data and 177 Run BPF program *PROG* in the kernel testi !! 161 context provided by the user, and not on actual packets or 178 meaning that the program works on the data !! 162 monitored functions etc. Return value and duration for the 179 user, and not on actual packets or monitor !! 163 test run are printed out to the console. 180 and duration for the test run are printed !! 164 181 !! 165 Input data is read from the *FILE* passed with **data_in**. 182 Input data is read from the *FILE* passed !! 166 If this *FILE* is "**-**", input data is read from standard 183 is "**-**", input data is read from standa !! 167 input. Input context, if any, is read from *FILE* passed with 184 is read from *FILE* passed with **ctx_in** !! 168 **ctx_in**. Again, "**-**" can be used to read from standard 185 read from standard input, but only if stan !! 169 input, but only if standard input is not already in use for 186 for input data. If a *FILE* is passed with !! 170 input data. If a *FILE* is passed with **data_out**, output 187 written to that file. Similarly, output co !! 171 data is written to that file. Similarly, output context is 188 passed with **ctx_out**. For both output f !! 172 written to the *FILE* passed with **ctx_out**. For both 189 print to the standard output (as plain tex !! 173 output flows, "**-**" can be used to print to the standard 190 passed). If output keywords are omitted, o !! 174 output (as plain text, or JSON if relevant option was 191 discarded. Keywords **data_size_out** and !! 175 passed). If output keywords are omitted, output data and 192 the size (in bytes) for the output buffers !! 176 context are discarded. Keywords **data_size_out** and 193 default of 32 kB should be more than enoug !! 177 **ctx_size_out** are used to pass the size (in bytes) for the 194 !! 178 output buffers to the kernel, although the default of 32 kB 195 Keyword **repeat** is used to indicate the !! 179 should be more than enough for most cases. 196 perform. Note that output data and context !! 180 197 the last of those runs. The duration print !! 181 Keyword **repeat** is used to indicate the number of 198 an average over all runs performed by the !! 182 consecutive runs to perform. Note that output data and 199 !! 183 context printed to files correspond to the last of those 200 Not all program types support test run. Am !! 184 runs. The duration printed out at the end of the runs is an 201 them can take the **ctx_in**/**ctx_out** a !! 185 average over all runs performed by the command. 202 perform checks on program types. !! 186 203 !! 187 Not all program types support test run. Among those which do, 204 bpftool prog profile *PROG* [duration *DURATIO !! 188 not all of them can take the **ctx_in**/**ctx_out** 205 Profile *METRICs* for bpf program *PROG* f !! 189 arguments. bpftool does not perform checks on program types. 206 user hits <Ctrl+C>. *DURATION* is optional << 207 the profiling will run up to **UINT_MAX** << 208 190 209 bpftool prog help !! 191 **bpftool prog help** 210 Print short help message. !! 192 Print short help message. 211 193 212 OPTIONS 194 OPTIONS 213 ======= 195 ======= 214 .. include:: common_options.rst !! 196 -h, --help 215 !! 197 Print short generic help message (similar to **bpftool help**). 216 -f, --bpffs << 217 When showing BPF programs, show file names << 218 198 219 -m, --mapcompat !! 199 -V, --version 220 Allow loading maps with unknown map defini !! 200 Print version number (similar to **bpftool version**). 221 201 222 -n, --nomount !! 202 -j, --json 223 Do not automatically attempt to mount any !! 203 Generate JSON output. For commands that cannot produce JSON, this 224 tracefs or BPF virtual file system) when n !! 204 option has no effect. 225 !! 205 226 -L, --use-loader !! 206 -p, --pretty 227 Load program as a "loader" program. This i !! 207 Generate human-readable JSON output. Implies **-j**. 228 of such programs. When this option is in u !! 208 229 programs from the object file into the ker !! 209 -f, --bpffs 230 (therefore, the *PATH* must not be provide !! 210 When showing BPF programs, show file names of pinned 231 !! 211 programs. 232 When combined with the **-d**\ \|\ **--deb !! 212 233 messages are generated, and the execution !! 213 -m, --mapcompat 234 the **bpf_trace_printk**\ () helper to log !! 214 Allow loading maps with unknown map definitions. 235 creating the maps, and loading the program !! 215 236 as a way to dump those messages). !! 216 -n, --nomount >> 217 Do not automatically attempt to mount any virtual file system >> 218 (such as tracefs or BPF virtual file system) when necessary. >> 219 >> 220 -d, --debug >> 221 Print all logs available, even debug-level information. This >> 222 includes logs from libbpf as well as from the verifier, when >> 223 attempting to load programs. 237 224 238 EXAMPLES 225 EXAMPLES 239 ======== 226 ======== 240 **# bpftool prog show** 227 **# bpftool prog show** 241 228 242 :: 229 :: 243 230 244 10: xdp name some_prog tag 005a3d2123620 231 10: xdp name some_prog tag 005a3d2123620c8b gpl run_time_ns 81632 run_cnt 10 245 loaded_at 2017-09-29T20:11:00+0000 232 loaded_at 2017-09-29T20:11:00+0000 uid 0 246 xlated 528B jited 370B memlock 4 233 xlated 528B jited 370B memlock 4096B map_ids 10 247 pids systemd(1) << 248 234 249 **# bpftool --json --pretty prog show** 235 **# bpftool --json --pretty prog show** 250 236 251 :: 237 :: 252 238 253 [{ 239 [{ 254 "id": 10, 240 "id": 10, 255 "type": "xdp", 241 "type": "xdp", 256 "tag": "005a3d2123620c8b", 242 "tag": "005a3d2123620c8b", 257 "gpl_compatible": true, 243 "gpl_compatible": true, 258 "run_time_ns": 81632, 244 "run_time_ns": 81632, 259 "run_cnt": 10, 245 "run_cnt": 10, 260 "loaded_at": 1506715860, 246 "loaded_at": 1506715860, 261 "uid": 0, 247 "uid": 0, 262 "bytes_xlated": 528, 248 "bytes_xlated": 528, 263 "jited": true, 249 "jited": true, 264 "bytes_jited": 370, 250 "bytes_jited": 370, 265 "bytes_memlock": 4096, 251 "bytes_memlock": 4096, 266 "map_ids": [10 252 "map_ids": [10 267 ], << 268 "pids": [{ << 269 "pid": 1, << 270 "comm": "systemd" << 271 } << 272 ] 253 ] 273 } 254 } 274 ] 255 ] 275 256 276 | 257 | 277 | **# bpftool prog dump xlated id 10 file /tmp 258 | **# bpftool prog dump xlated id 10 file /tmp/t** 278 | **$ ls -l /tmp/t** !! 259 | **# ls -l /tmp/t** 279 260 280 :: 261 :: 281 262 282 -rw------- 1 root root 560 Jul 22 01:42 /t 263 -rw------- 1 root root 560 Jul 22 01:42 /tmp/t 283 264 284 **# bpftool prog dump jited tag 005a3d2123620c 265 **# bpftool prog dump jited tag 005a3d2123620c8b** 285 266 286 :: 267 :: 287 268 288 0: push %rbp 269 0: push %rbp 289 1: mov %rsp,%rbp 270 1: mov %rsp,%rbp 290 2: sub $0x228,%rsp 271 2: sub $0x228,%rsp 291 3: sub $0x28,%rbp 272 3: sub $0x28,%rbp 292 4: mov %rbx,0x0(%rbp) 273 4: mov %rbx,0x0(%rbp) 293 274 294 | 275 | 295 | **# mount -t bpf none /sys/fs/bpf/** 276 | **# mount -t bpf none /sys/fs/bpf/** 296 | **# bpftool prog pin id 10 /sys/fs/bpf/prog* 277 | **# bpftool prog pin id 10 /sys/fs/bpf/prog** 297 | **# bpftool prog load ./my_prog.o /sys/fs/bp 278 | **# bpftool prog load ./my_prog.o /sys/fs/bpf/prog2** 298 | **# ls -l /sys/fs/bpf/** 279 | **# ls -l /sys/fs/bpf/** 299 280 300 :: 281 :: 301 282 302 -rw------- 1 root root 0 Jul 22 01:43 prog 283 -rw------- 1 root root 0 Jul 22 01:43 prog 303 -rw------- 1 root root 0 Jul 22 01:44 prog 284 -rw------- 1 root root 0 Jul 22 01:44 prog2 304 285 305 **# bpftool prog dump jited pinned /sys/fs/bpf 286 **# bpftool prog dump jited pinned /sys/fs/bpf/prog opcodes** 306 287 307 :: 288 :: 308 289 309 0: push %rbp 290 0: push %rbp 310 55 291 55 311 1: mov %rsp,%rbp 292 1: mov %rsp,%rbp 312 48 89 e5 293 48 89 e5 313 4: sub $0x228,%rsp 294 4: sub $0x228,%rsp 314 48 81 ec 28 02 00 00 295 48 81 ec 28 02 00 00 315 b: sub $0x28,%rbp 296 b: sub $0x28,%rbp 316 48 83 ed 28 297 48 83 ed 28 317 f: mov %rbx,0x0(%rbp) 298 f: mov %rbx,0x0(%rbp) 318 48 89 5d 00 299 48 89 5d 00 319 300 320 | 301 | 321 | **# bpftool prog load xdp1_kern.o /sys/fs/bp 302 | **# bpftool prog load xdp1_kern.o /sys/fs/bpf/xdp1 type xdp map name rxcnt id 7** 322 | **# bpftool prog show pinned /sys/fs/bpf/xdp 303 | **# bpftool prog show pinned /sys/fs/bpf/xdp1** 323 304 324 :: 305 :: 325 306 326 9: xdp name xdp_prog1 tag 539ec6ce11b52f 307 9: xdp name xdp_prog1 tag 539ec6ce11b52f98 gpl 327 loaded_at 2018-06-25T16:17:31-0700 308 loaded_at 2018-06-25T16:17:31-0700 uid 0 328 xlated 488B jited 336B memlock 4 309 xlated 488B jited 336B memlock 4096B map_ids 7 329 310 330 **# rm /sys/fs/bpf/xdp1** 311 **# rm /sys/fs/bpf/xdp1** 331 312 332 | !! 313 SEE ALSO 333 | **# bpftool prog profile id 337 duration 10 !! 314 ======== 334 !! 315 **bpf**\ (2), 335 :: !! 316 **bpf-helpers**\ (7), 336 !! 317 **bpftool**\ (8), 337 51397 run_cnt !! 318 **bpftool-map**\ (8), 338 40176203 cycles !! 319 **bpftool-cgroup**\ (8), 339 42518139 instructions # 1.06 insns !! 320 **bpftool-feature**\ (8), 340 123 llc_misses # 2.89 LLC mi !! 321 **bpftool-net**\ (8), 341 !! 322 **bpftool-perf**\ (8), 342 | !! 323 **bpftool-btf**\ (8) 343 | Output below is for the trace logs. << 344 | Run in separate terminals: << 345 | **# bpftool prog tracelog** << 346 | **# bpftool prog load -L -d file.o** << 347 << 348 :: << 349 << 350 bpftool-620059 [004] d... 2634685.517903: << 351 bpftool-620059 [004] d... 2634685.517912: << 352 bpftool-620059 [004] d... 2634685.517997: << 353 bpftool-620059 [004] d... 2634685.517999: <<
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