search for: humansize

This is the third attempt to make the stats filter better. This time I kept the changes minimal to make it eaier to make progress. I tried the idea of showing global stats in separate "total" section, but it became messy and hard to implemnt, so I tried the simpler solution of showing both operation rate and total rate in the operation line. Nir Soffer (5): filters: stats: Add

...0 @@ static stat extents_st = { "extents" }; static stat cache_st = { "cache" }; static stat flush_st = { "flush" }; -static inline double -calc_bps (uint64_t bytes, int64_t usecs) +#define KiB 1024 +#define MiB 1048576 +#define GiB 1073741824 + +static char * +humansize(uint64_t bytes) { - return 8.0 * bytes / usecs * 1000000.; + char buf[32]; + + if (bytes < KiB) + snprintf (buf, sizeof(buf), "%" PRIu64 " bytes", bytes); + else if (bytes < MiB) + snprintf (buf, sizeof(buf), "%.2f KiB", bytes / (double)K...

...at *st, int64_t usecs) } } +static void +print_totals (uint64_t usecs) +{ + uint64_t ops = pread_st.ops + pwrite_st.ops + trim_st.ops + zero_st.ops + + extents_st.ops + flush_st.ops; + uint64_t bytes = pread_st.bytes + pwrite_st.bytes + trim_st.bytes + + zero_st.bytes; + char *size = humansize (bytes); + char *rate = humanrate (bytes, usecs); + + fprintf (fp, "total: %" PRIu64 " ops, %.6f s, %s, %s/s\n", + ops, usecs / 1000000.0, maybe (size), maybe (rate)); + + free (size); + free (rate); +} + static inline void print_stats (int64_t usecs) { - fprin...