fio: got pattern '60', wanted '40'. Bad bits 1 fio: bad pattern block offset 1 pattern: verify failed at file /dev/sdc offset 92897296384, length 26 received data dumped as sdc.92897296384.received expected data dumped as sdc.92897296384.expected ...
(void)paste_format(td->o.verify_pattern, td->o.verify_pattern_bytes, td->o.verify_fmt, td->o.verify_fmt_sz, p, len, io_u); io_u->buf_filled_len = len; }static unsigned int get_hdr_inc(struct thread_data *td, struct io_u *io_u)...
externvoidfill_verify_pattern(structthread_data*td,void*p,unsignedintlen,structio_u*io_u,uint64_tseed,intuse_seed); externvoidfill_buffer_pattern(structthread_data*td,void*p,unsignedintlen); externvoidfio_verify_init(structthread_data*td); ...
fill_pattern_headers(td, &dummy, hdr->rand_seed, 1);dump_buf(buf + hdr_offset, hdr->len, io_u->offset + hdr_offset, dump_buf(buf + hdr_offset, hdr->len, io_u->verify_offset + hdr_offset, "expected", vc->io_u->file);...
OK,Now I narrow down the parameter to reproduce this issue,I found that only when rw=randrw and loops > 1 will trigger this verification issue(use any verify method except pattern) I guess it related to header->randseed or io_u->randseed management between loops ...
Expand Up@@ -1287,8 +1287,6 @@ void populate_verify_io_u(struct thread_data *td, struct io_u *io_u) if(td->o.verify==VERIFY_NULL) return; io_u->numberio=td->io_issues[io_u->ddir]; fill_pattern_headers(td,io_u,0,0); } Expand Down...
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