Get segment information
Examples
# \donttest{
seg <- segment_create(1024)
segment_info(seg)
#> $size
#> [1] 1024
#>
#> $backing
#> [1] "mmap"
#>
#> $path
#> [1] "/tmp/shard_7143_1774903666_1774903659"
#>
#> $readonly
#> [1] FALSE
#>
#> $owns
#> [1] TRUE
#>
segment_close(seg)
# }