Hi Akash, Looks like you've run out of memory. Did you try to increase heap-size in the configuration file?
On Mon, 25 Oct 2021 at 10:36, Akash S R <akashsr.akas...@gmail.com> wrote: > Hi Mates, > > A fix if done to resolve the crash for classify table in vnet_classify.c > > > > *vnet_classify_new_table* > > > > vec_validate_aligned (t->buckets, nbuckets - 1, CLIB_CACHE_LINE_BYTES); > > // oldheap = clib_mem_set_heap (t->mheap); > > > > clib_spinlock_init (&t->writer_lock); > > oldheap = clib_mem_set_heap (t->mheap); > > clib_mem_set_heap (oldheap); > > > > after this change more than 50k classify tables was able to create without > any crash. But now the crash is observed in creation of classify session , > not able to create classify sessions for more than 32k table index. > > > > Please share the details like ,how can it be resolved, is there any > additional configurations is needed . > > > > Thanks in advance. > > > > Bt for the crash: > > Program received signal SIGSEGV, Segmentation fault. > > 0x00007ffff60747af in clib_mem_alloc_aligned_at_offset (size=16, align=8, > align_offset=8, os_out_of_memory_on_failure=1) > > at /home/Immaculate/Oct12/vpp/src/vppinfra/mem.h:238 > > 238 p = mspace_get_aligned (h->mspace, size, align, align_offset); > > (gdb) bt > > #0 0x00007ffff60747af in clib_mem_alloc_aligned_at_offset (size=16, > align=8, align_offset=8, os_out_of_memory_on_failure=1) > > at /home/Immaculate/Oct12/vpp/src/vppinfra/mem.h:238 > > #1 0x00007ffff60749f5 in vec_resize_allocate_memory (v=0x0, > length_increment=1, data_bytes=16, header_bytes=8, data_align=8, > numa_id=255) > > at /home/Immaculate/Oct12/vpp/src/vppinfra/vec.c:67 > > #2 0x00007ffff6bd85c2 in _vec_resize_inline (v=0x0, length_increment=1, > data_bytes=8, header_bytes=0, data_align=8, numa_id=255) > > at /home/Immaculate/Oct12/vpp/src/vppinfra/vec.h:170 > > #3 0x00007ffff6bdaf8a in vnet_classify_entry_alloc (t=0x7ffea4a55540, > log2_pages=0) at > /home/Immaculate/Oct12/vpp/src/vnet/classify/vnet_classify.c:255 > > #4 0x00007ffff6bdbbc8 in vnet_classify_add_del (t=0x7ffea4a55540, > add_v=0x7ffe2b4f3940, is_add=1) > > at /home/Immaculate/Oct12/vpp/src/vnet/classify/vnet_classify.c:513 > > #5 0x00007ffff6be44f7 in vnet_classify_add_del_session (cm=0x7ffff7db9460 > <vnet_classify_main>, table_index=32352, match=0x7ffe8ee1c2f0 "", > > hit_next_index=2, opaque_index=1, advance=0, action=0 '\000', > metadata=0, is_add=1) at > /home/Immaculate/Oct12/vpp/src/vnet/classify/vnet_classify.c:2911 > > #6 0x00007ffff6be490b in classify_session_command_fn (vm=0x7ffe73ab7680, > input=0x7ffe2b4f3ef0, cmd=0x7ffe7854f238) > > at /home/Immaculate/Oct12/vpp/src/vnet/classify/vnet_classify.c:3004 > > #7 0x00007ffff7e7584c in vlib_cli_dispatch_sub_commands > (vm=0x7ffe73ab7680, cm=0x7ffff7f8fe60 <vlib_global_main+32>, > input=0x7ffe2b4f3ef0, > > parent_command_index=1062) at > /home/Immaculate/Oct12/vpp/src/vlib/cli.c:591 > > #8 0x00007ffff7e755d7 in vlib_cli_dispatch_sub_commands > (vm=0x7ffe73ab7680, cm=0x7ffff7f8fe60 <vlib_global_main+32>, > input=0x7ffe2b4f3ef0, > > parent_command_index=0) at > /home/Immaculate/Oct12/vpp/src/vlib/cli.c:548 > > #9 0x00007ffff7e75d77 in vlib_cli_input (vm=0x7ffe73ab7680, > input=0x7ffe2b4f3ef0, function=0x7ffff7f19fa1 <unix_vlib_cli_output>, > function_arg=0) > > at /home/Immaculate/Oct12/vpp/src/vlib/cli.c:694 > > #10 0x00007ffff7f212a3 in unix_cli_process_input (cm=0x7ffff7f90280 > <unix_cli_main>, cli_file_index=0) at > /home/Immaculate/Oct12/vpp/src/vlib/unix/cli.c:2613 > > #11 0x00007ffff7f2203d in unix_cli_process (vm=0x7ffe73ab7680, > rt=0x7ffe74a4eb80, f=0x0) at > /home/Immaculate/Oct12/vpp/src/vlib/unix/cli.c:2731 > > #12 0x00007ffff7ebe5f7 in vlib_process_bootstrap (_a=140730715027168) at > /home/Immaculate/Oct12/vpp/src/vlib/main.c:1299 > > #13 0x00007ffff5feb638 in clib_calljmp () at > /home/Immaculate/Oct12/vpp/src/vppinfra/longjmp.S:123 > > #14 0x00007ffe6c4736b0 in ?? () > > #15 0x00007ffff7ebe720 in vlib_process_startup (vm=0x7ffe74a90808, > p=0x7ffe73ab73b8, f=0x7ffff5facd1a <mspace_usable_size_with_delta+60>) > > at /home/Immaculate/Oct12/vpp/src/vlib/main.c:1324 > > #16 0x00007ffe74a90808 in ?? () > > #17 0x00007ffe6c473730 in ?? () > > #18 0x00007ffe74a1e1a0 in ?? () > > #19 0x00007ffff7f14daa in vec_header_bytes (header_bytes=140730855186832) > at /home/Immaculate/Oct12/vpp/src/vppinfra/vec_bootstrap.h:81 > > #20 0x00007ffff5facd1a in mspace_usable_size_with_delta (p=0x7ffe74a1e1a8) > at /home/Immaculate/Oct12/vpp/src/vppinfra/dlmalloc.c:4333 > > #21 0x00007ffff7f14c6a in clib_mem_size_nocheck (p=0x7ffe74a1e1a8) at > /home/Immaculate/Oct12/vpp/src/vppinfra/mem.h:217 > > #22 0x00007ffff7f14d87 in clib_mem_size (p=0x7ffe74a1e1a8) at > /home/Immaculate/Oct12/vpp/src/vppinfra/mem.h:346 > > #23 0x00007ffff7f14f37 in _vec_resize_inline (v=0x0, length_increment=1, > data_bytes=0, header_bytes=0, data_align=4, numa_id=255) > > at /home/Immaculate/Oct12/vpp/src/vppinfra/vec.h:157 > > #24 0x00007ffff7f17bbb in vlib_process_signal_event_helper > (nm=0x7ffe73ab77f0, n=0x7ffe74a1da30, p=0x7ffe74a4eb80, t=0, n_data_elts=1, > n_data_elt_bytes=8) > > at /home/Immaculate/Oct12/vpp/src/vlib/node_funcs.h:903 > > #25 0x000000000000000a in ?? () > > #26 0x00007ffe6c473958 in ?? () > > #27 0x00007ffff604c1c7 in vec_aligned_header (v=<error reading variable: > Cannot access memory at address 0xfffffffffffffff8>, > > header_bytes=<error reading variable: Cannot access memory at address > 0xfffffffffffffff0>, > > align=<error reading variable: Cannot access memory at address > 0xffffffffffffffe8>) at > /home/Immaculate/Oct12/vpp/src/vppinfra/vec_bootstrap.h:118 > > Backtrace stopped: previous frame inner to this frame (corrupt stack?) > > > Regards, > > Akash > > > > -- Best regards Stanislav Zaikin
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