# darshan log version: 3.10 # compression method: ZLIB # exe: /avere/apps/ior/bin/ior -a POSIX -B -r -k -z -v -o /mnt/beegfs/testing/testfile -i 2 -m -t 32m -b 256M -d 1 # uid: 1264001104 # jobid: 22 # start_time: 1542752229 # start_time_asci: Tue Nov 20 22:17:09 2018 # end_time: 1542752239 # end_time_asci: Tue Nov 20 22:17:19 2018 # nprocs: 8 # run time: 11 # metadata: lib_ver = 3.1.6 # metadata: h = romio_no_indep_rw=true;cb_nodes=4 # log file regions # ------------------------------------------------------- # header: 360 bytes (uncompressed) # job data: 312 bytes (compressed) # record table: 103 bytes (compressed) # POSIX module: 114 bytes (compressed), ver=3 # STDIO module: 56 bytes (compressed), ver=1 # mounted file systems (mount point and fs type) # ------------------------------------------------------- # mount entry: /proc/sys/fs/binfmt_misc autofs # mount entry: /sys/kernel/config configfs # mount entry: /sys/fs/selinux selinuxfs # mount entry: /avere/projects nfs # mount entry: /sys/fs/pstore pstore # mount entry: /mnt/resource ext4 # mount entry: /dev/mqueue mqueue # mount entry: /mnt/beegfs beegfs # mount entry: /avere/apps nfs # mount entry: /shared nfs # mount entry: /sched nfs # mount entry: /avere nfs # mount entry: /boot xfs # mount entry: /dev devtmpfs # mount entry: / rootfs # mount entry: / xfs # description of columns: # : module responsible for this I/O record. # : MPI rank. -1 indicates that the file is shared # across all processes and statistics are aggregated. # : hash of the record's file path # and : statistical counters. # A value of -1 indicates that Darshan could not monitor # that counter, and its value should be ignored. # : full file path for the record. # : mount point that the file resides on. # : type of file system that the file resides on. # ******************************************************* # POSIX module data # ******************************************************* # description of POSIX counters: # POSIX_*: posix operation counts. # READS,WRITES,OPENS,SEEKS,STATS, and MMAPS are types of operations. # POSIX_MODE: mode that file was opened in. # POSIX_BYTES_*: total bytes read and written. # POSIX_MAX_BYTE_*: highest offset byte read and written. # POSIX_CONSEC_*: number of exactly adjacent reads and writes. # POSIX_SEQ_*: number of reads and writes from increasing offsets. # POSIX_RW_SWITCHES: number of times access alternated between read and write. # POSIX_*_ALIGNMENT: memory and file alignment. # POSIX_*_NOT_ALIGNED: number of reads and writes that were not aligned. # POSIX_MAX_*_TIME_SIZE: size of the slowest read and write operations. # POSIX_SIZE_*_*: histogram of read and write access sizes. # POSIX_STRIDE*_STRIDE: the four most common strides detected. # POSIX_STRIDE*_COUNT: count of the four most common strides. # POSIX_ACCESS*_ACCESS: the four most common access sizes. # POSIX_ACCESS*_COUNT: count of the four most common access sizes. # POSIX_*_RANK: rank of the processes that were the fastest and slowest at I/O (for shared files). # POSIX_*_RANK_BYTES: bytes transferred by the fastest and slowest ranks (for shared files). # POSIX_F_*_START_TIMESTAMP: timestamp of first open/read/write/close. # POSIX_F_*_END_TIMESTAMP: timestamp of last open/read/write/close. # POSIX_F_READ/WRITE/META_TIME: cumulative time spent in read, write, or metadata operations. # POSIX_F_MAX_*_TIME: duration of the slowest read and write operations. # POSIX_F_*_RANK_TIME: fastest and slowest I/O time for a single rank (for shared files). # POSIX_F_VARIANCE_RANK_*: variance of total I/O time and bytes moved for all ranks (for shared files). # POSIX -1 1998983686542115883 POSIX_OPENS 0 /mnt/beegfs/testing/testfile.1 /mnt/beegfs beegfs POSIX -1 1998983686542115883 POSIX_READS 0 /mnt/beegfs/testing/testfile.1 /mnt/beegfs beegfs POSIX -1 1998983686542115883 POSIX_WRITES 0 /mnt/beegfs/testing/testfile.1 /mnt/beegfs beegfs POSIX -1 1998983686542115883 POSIX_SEEKS 0 /mnt/beegfs/testing/testfile.1 /mnt/beegfs beegfs POSIX -1 1998983686542115883 POSIX_STATS 8 /mnt/beegfs/testing/testfile.1 /mnt/beegfs beegfs POSIX -1 1998983686542115883 POSIX_MMAPS -8 /mnt/beegfs/testing/testfile.1 /mnt/beegfs beegfs POSIX -1 1998983686542115883 POSIX_FSYNCS 0 /mnt/beegfs/testing/testfile.1 /mnt/beegfs beegfs POSIX -1 1998983686542115883 POSIX_FDSYNCS 0 /mnt/beegfs/testing/testfile.1 /mnt/beegfs beegfs POSIX -1 1998983686542115883 POSIX_MODE 0 /mnt/beegfs/testing/testfile.1 /mnt/beegfs beegfs POSIX -1 1998983686542115883 POSIX_BYTES_READ 0 /mnt/beegfs/testing/testfile.1 /mnt/beegfs beegfs POSIX -1 1998983686542115883 POSIX_BYTES_WRITTEN 0 /mnt/beegfs/testing/testfile.1 /mnt/beegfs beegfs POSIX -1 1998983686542115883 POSIX_MAX_BYTE_READ 0 /mnt/beegfs/testing/testfile.1 /mnt/beegfs beegfs POSIX -1 1998983686542115883 POSIX_MAX_BYTE_WRITTEN 0 /mnt/beegfs/testing/testfile.1 /mnt/beegfs beegfs POSIX -1 1998983686542115883 POSIX_CONSEC_READS 0 /mnt/beegfs/testing/testfile.1 /mnt/beegfs beegfs POSIX -1 1998983686542115883 POSIX_CONSEC_WRITES 0 /mnt/beegfs/testing/testfile.1 /mnt/beegfs beegfs POSIX -1 1998983686542115883 POSIX_SEQ_READS 0 /mnt/beegfs/testing/testfile.1 /mnt/beegfs beegfs POSIX -1 1998983686542115883 POSIX_SEQ_WRITES 0 /mnt/beegfs/testing/testfile.1 /mnt/beegfs beegfs POSIX -1 1998983686542115883 POSIX_RW_SWITCHES 0 /mnt/beegfs/testing/testfile.1 /mnt/beegfs beegfs POSIX -1 1998983686542115883 POSIX_MEM_NOT_ALIGNED 0 /mnt/beegfs/testing/testfile.1 /mnt/beegfs beegfs POSIX -1 1998983686542115883 POSIX_MEM_ALIGNMENT 8 /mnt/beegfs/testing/testfile.1 /mnt/beegfs beegfs POSIX -1 1998983686542115883 POSIX_FILE_NOT_ALIGNED 0 /mnt/beegfs/testing/testfile.1 /mnt/beegfs beegfs POSIX -1 1998983686542115883 POSIX_FILE_ALIGNMENT 524288 /mnt/beegfs/testing/testfile.1 /mnt/beegfs beegfs POSIX -1 1998983686542115883 POSIX_MAX_READ_TIME_SIZE 0 /mnt/beegfs/testing/testfile.1 /mnt/beegfs beegfs POSIX -1 1998983686542115883 POSIX_MAX_WRITE_TIME_SIZE 0 /mnt/beegfs/testing/testfile.1 /mnt/beegfs beegfs POSIX -1 1998983686542115883 POSIX_SIZE_READ_0_100 0 /mnt/beegfs/testing/testfile.1 /mnt/beegfs beegfs POSIX -1 1998983686542115883 POSIX_SIZE_READ_100_1K 0 /mnt/beegfs/testing/testfile.1 /mnt/beegfs beegfs POSIX -1 1998983686542115883 POSIX_SIZE_READ_1K_10K 0 /mnt/beegfs/testing/testfile.1 /mnt/beegfs beegfs POSIX -1 1998983686542115883 POSIX_SIZE_READ_10K_100K 0 /mnt/beegfs/testing/testfile.1 /mnt/beegfs beegfs POSIX -1 1998983686542115883 POSIX_SIZE_READ_100K_1M 0 /mnt/beegfs/testing/testfile.1 /mnt/beegfs beegfs POSIX -1 1998983686542115883 POSIX_SIZE_READ_1M_4M 0 /mnt/beegfs/testing/testfile.1 /mnt/beegfs beegfs POSIX -1 1998983686542115883 POSIX_SIZE_READ_4M_10M 0 /mnt/beegfs/testing/testfile.1 /mnt/beegfs beegfs POSIX -1 1998983686542115883 POSIX_SIZE_READ_10M_100M 0 /mnt/beegfs/testing/testfile.1 /mnt/beegfs beegfs POSIX -1 1998983686542115883 POSIX_SIZE_READ_100M_1G 0 /mnt/beegfs/testing/testfile.1 /mnt/beegfs beegfs POSIX -1 1998983686542115883 POSIX_SIZE_READ_1G_PLUS 0 /mnt/beegfs/testing/testfile.1 /mnt/beegfs beegfs POSIX -1 1998983686542115883 POSIX_SIZE_WRITE_0_100 0 /mnt/beegfs/testing/testfile.1 /mnt/beegfs beegfs POSIX -1 1998983686542115883 POSIX_SIZE_WRITE_100_1K 0 /mnt/beegfs/testing/testfile.1 /mnt/beegfs beegfs POSIX -1 1998983686542115883 POSIX_SIZE_WRITE_1K_10K 0 /mnt/beegfs/testing/testfile.1 /mnt/beegfs beegfs POSIX -1 1998983686542115883 POSIX_SIZE_WRITE_10K_100K 0 /mnt/beegfs/testing/testfile.1 /mnt/beegfs beegfs POSIX -1 1998983686542115883 POSIX_SIZE_WRITE_100K_1M 0 /mnt/beegfs/testing/testfile.1 /mnt/beegfs beegfs POSIX -1 1998983686542115883 POSIX_SIZE_WRITE_1M_4M 0 /mnt/beegfs/testing/testfile.1 /mnt/beegfs beegfs POSIX -1 1998983686542115883 POSIX_SIZE_WRITE_4M_10M 0 /mnt/beegfs/testing/testfile.1 /mnt/beegfs beegfs POSIX -1 1998983686542115883 POSIX_SIZE_WRITE_10M_100M 0 /mnt/beegfs/testing/testfile.1 /mnt/beegfs beegfs POSIX -1 1998983686542115883 POSIX_SIZE_WRITE_100M_1G 0 /mnt/beegfs/testing/testfile.1 /mnt/beegfs beegfs POSIX -1 1998983686542115883 POSIX_SIZE_WRITE_1G_PLUS 0 /mnt/beegfs/testing/testfile.1 /mnt/beegfs beegfs POSIX -1 1998983686542115883 POSIX_STRIDE1_STRIDE 0 /mnt/beegfs/testing/testfile.1 /mnt/beegfs beegfs POSIX -1 1998983686542115883 POSIX_STRIDE2_STRIDE 0 /mnt/beegfs/testing/testfile.1 /mnt/beegfs beegfs POSIX -1 1998983686542115883 POSIX_STRIDE3_STRIDE 0 /mnt/beegfs/testing/testfile.1 /mnt/beegfs beegfs POSIX -1 1998983686542115883 POSIX_STRIDE4_STRIDE 0 /mnt/beegfs/testing/testfile.1 /mnt/beegfs beegfs POSIX -1 1998983686542115883 POSIX_STRIDE1_COUNT 0 /mnt/beegfs/testing/testfile.1 /mnt/beegfs beegfs POSIX -1 1998983686542115883 POSIX_STRIDE2_COUNT 0 /mnt/beegfs/testing/testfile.1 /mnt/beegfs beegfs POSIX -1 1998983686542115883 POSIX_STRIDE3_COUNT 0 /mnt/beegfs/testing/testfile.1 /mnt/beegfs beegfs POSIX -1 1998983686542115883 POSIX_STRIDE4_COUNT 0 /mnt/beegfs/testing/testfile.1 /mnt/beegfs beegfs POSIX -1 1998983686542115883 POSIX_ACCESS1_ACCESS 0 /mnt/beegfs/testing/testfile.1 /mnt/beegfs beegfs POSIX -1 1998983686542115883 POSIX_ACCESS2_ACCESS 0 /mnt/beegfs/testing/testfile.1 /mnt/beegfs beegfs POSIX -1 1998983686542115883 POSIX_ACCESS3_ACCESS 0 /mnt/beegfs/testing/testfile.1 /mnt/beegfs beegfs POSIX -1 1998983686542115883 POSIX_ACCESS4_ACCESS 0 /mnt/beegfs/testing/testfile.1 /mnt/beegfs beegfs POSIX -1 1998983686542115883 POSIX_ACCESS1_COUNT 0 /mnt/beegfs/testing/testfile.1 /mnt/beegfs beegfs POSIX -1 1998983686542115883 POSIX_ACCESS2_COUNT 0 /mnt/beegfs/testing/testfile.1 /mnt/beegfs beegfs POSIX -1 1998983686542115883 POSIX_ACCESS3_COUNT 0 /mnt/beegfs/testing/testfile.1 /mnt/beegfs beegfs POSIX -1 1998983686542115883 POSIX_ACCESS4_COUNT 0 /mnt/beegfs/testing/testfile.1 /mnt/beegfs beegfs POSIX -1 1998983686542115883 POSIX_FASTEST_RANK 1 /mnt/beegfs/testing/testfile.1 /mnt/beegfs beegfs POSIX -1 1998983686542115883 POSIX_FASTEST_RANK_BYTES 0 /mnt/beegfs/testing/testfile.1 /mnt/beegfs beegfs POSIX -1 1998983686542115883 POSIX_SLOWEST_RANK 7 /mnt/beegfs/testing/testfile.1 /mnt/beegfs beegfs POSIX -1 1998983686542115883 POSIX_SLOWEST_RANK_BYTES 0 /mnt/beegfs/testing/testfile.1 /mnt/beegfs beegfs POSIX -1 1998983686542115883 POSIX_F_OPEN_START_TIMESTAMP 0.000000 /mnt/beegfs/testing/testfile.1 /mnt/beegfs beegfs POSIX -1 1998983686542115883 POSIX_F_READ_START_TIMESTAMP 0.000000 /mnt/beegfs/testing/testfile.1 /mnt/beegfs beegfs POSIX -1 1998983686542115883 POSIX_F_WRITE_START_TIMESTAMP 0.000000 /mnt/beegfs/testing/testfile.1 /mnt/beegfs beegfs POSIX -1 1998983686542115883 POSIX_F_CLOSE_START_TIMESTAMP 0.000000 /mnt/beegfs/testing/testfile.1 /mnt/beegfs beegfs POSIX -1 1998983686542115883 POSIX_F_OPEN_END_TIMESTAMP 0.000000 /mnt/beegfs/testing/testfile.1 /mnt/beegfs beegfs POSIX -1 1998983686542115883 POSIX_F_READ_END_TIMESTAMP 0.000000 /mnt/beegfs/testing/testfile.1 /mnt/beegfs beegfs POSIX -1 1998983686542115883 POSIX_F_WRITE_END_TIMESTAMP 0.000000 /mnt/beegfs/testing/testfile.1 /mnt/beegfs beegfs POSIX -1 1998983686542115883 POSIX_F_CLOSE_END_TIMESTAMP 0.000000 /mnt/beegfs/testing/testfile.1 /mnt/beegfs beegfs POSIX -1 1998983686542115883 POSIX_F_READ_TIME 0.000000 /mnt/beegfs/testing/testfile.1 /mnt/beegfs beegfs POSIX -1 1998983686542115883 POSIX_F_WRITE_TIME 0.000000 /mnt/beegfs/testing/testfile.1 /mnt/beegfs beegfs POSIX -1 1998983686542115883 POSIX_F_META_TIME 2.903248 /mnt/beegfs/testing/testfile.1 /mnt/beegfs beegfs POSIX -1 1998983686542115883 POSIX_F_MAX_READ_TIME 0.000000 /mnt/beegfs/testing/testfile.1 /mnt/beegfs beegfs POSIX -1 1998983686542115883 POSIX_F_MAX_WRITE_TIME 0.000000 /mnt/beegfs/testing/testfile.1 /mnt/beegfs beegfs POSIX -1 1998983686542115883 POSIX_F_FASTEST_RANK_TIME 0.001994 /mnt/beegfs/testing/testfile.1 /mnt/beegfs beegfs POSIX -1 1998983686542115883 POSIX_F_SLOWEST_RANK_TIME 0.692364 /mnt/beegfs/testing/testfile.1 /mnt/beegfs beegfs POSIX -1 1998983686542115883 POSIX_F_VARIANCE_RANK_TIME 0.065144 /mnt/beegfs/testing/testfile.1 /mnt/beegfs beegfs POSIX -1 1998983686542115883 POSIX_F_VARIANCE_RANK_BYTES 0.000000 /mnt/beegfs/testing/testfile.1 /mnt/beegfs beegfs POSIX -1 6009781450872040232 POSIX_OPENS 0 /mnt/beegfs/testing/testfile.0 /mnt/beegfs beegfs POSIX -1 6009781450872040232 POSIX_READS 0 /mnt/beegfs/testing/testfile.0 /mnt/beegfs beegfs POSIX -1 6009781450872040232 POSIX_WRITES 0 /mnt/beegfs/testing/testfile.0 /mnt/beegfs beegfs POSIX -1 6009781450872040232 POSIX_SEEKS 0 /mnt/beegfs/testing/testfile.0 /mnt/beegfs beegfs POSIX -1 6009781450872040232 POSIX_STATS 8 /mnt/beegfs/testing/testfile.0 /mnt/beegfs beegfs POSIX -1 6009781450872040232 POSIX_MMAPS -8 /mnt/beegfs/testing/testfile.0 /mnt/beegfs beegfs POSIX -1 6009781450872040232 POSIX_FSYNCS 0 /mnt/beegfs/testing/testfile.0 /mnt/beegfs beegfs POSIX -1 6009781450872040232 POSIX_FDSYNCS 0 /mnt/beegfs/testing/testfile.0 /mnt/beegfs beegfs POSIX -1 6009781450872040232 POSIX_MODE 0 /mnt/beegfs/testing/testfile.0 /mnt/beegfs beegfs POSIX -1 6009781450872040232 POSIX_BYTES_READ 0 /mnt/beegfs/testing/testfile.0 /mnt/beegfs beegfs POSIX -1 6009781450872040232 POSIX_BYTES_WRITTEN 0 /mnt/beegfs/testing/testfile.0 /mnt/beegfs beegfs POSIX -1 6009781450872040232 POSIX_MAX_BYTE_READ 0 /mnt/beegfs/testing/testfile.0 /mnt/beegfs beegfs POSIX -1 6009781450872040232 POSIX_MAX_BYTE_WRITTEN 0 /mnt/beegfs/testing/testfile.0 /mnt/beegfs beegfs POSIX -1 6009781450872040232 POSIX_CONSEC_READS 0 /mnt/beegfs/testing/testfile.0 /mnt/beegfs beegfs POSIX -1 6009781450872040232 POSIX_CONSEC_WRITES 0 /mnt/beegfs/testing/testfile.0 /mnt/beegfs beegfs POSIX -1 6009781450872040232 POSIX_SEQ_READS 0 /mnt/beegfs/testing/testfile.0 /mnt/beegfs beegfs POSIX -1 6009781450872040232 POSIX_SEQ_WRITES 0 /mnt/beegfs/testing/testfile.0 /mnt/beegfs beegfs POSIX -1 6009781450872040232 POSIX_RW_SWITCHES 0 /mnt/beegfs/testing/testfile.0 /mnt/beegfs beegfs POSIX -1 6009781450872040232 POSIX_MEM_NOT_ALIGNED 0 /mnt/beegfs/testing/testfile.0 /mnt/beegfs beegfs POSIX -1 6009781450872040232 POSIX_MEM_ALIGNMENT 8 /mnt/beegfs/testing/testfile.0 /mnt/beegfs beegfs POSIX -1 6009781450872040232 POSIX_FILE_NOT_ALIGNED 0 /mnt/beegfs/testing/testfile.0 /mnt/beegfs beegfs POSIX -1 6009781450872040232 POSIX_FILE_ALIGNMENT 524288 /mnt/beegfs/testing/testfile.0 /mnt/beegfs beegfs POSIX -1 6009781450872040232 POSIX_MAX_READ_TIME_SIZE 0 /mnt/beegfs/testing/testfile.0 /mnt/beegfs beegfs POSIX -1 6009781450872040232 POSIX_MAX_WRITE_TIME_SIZE 0 /mnt/beegfs/testing/testfile.0 /mnt/beegfs beegfs POSIX -1 6009781450872040232 POSIX_SIZE_READ_0_100 0 /mnt/beegfs/testing/testfile.0 /mnt/beegfs beegfs POSIX -1 6009781450872040232 POSIX_SIZE_READ_100_1K 0 /mnt/beegfs/testing/testfile.0 /mnt/beegfs beegfs POSIX -1 6009781450872040232 POSIX_SIZE_READ_1K_10K 0 /mnt/beegfs/testing/testfile.0 /mnt/beegfs beegfs POSIX -1 6009781450872040232 POSIX_SIZE_READ_10K_100K 0 /mnt/beegfs/testing/testfile.0 /mnt/beegfs beegfs POSIX -1 6009781450872040232 POSIX_SIZE_READ_100K_1M 0 /mnt/beegfs/testing/testfile.0 /mnt/beegfs beegfs POSIX -1 6009781450872040232 POSIX_SIZE_READ_1M_4M 0 /mnt/beegfs/testing/testfile.0 /mnt/beegfs beegfs POSIX -1 6009781450872040232 POSIX_SIZE_READ_4M_10M 0 /mnt/beegfs/testing/testfile.0 /mnt/beegfs beegfs POSIX -1 6009781450872040232 POSIX_SIZE_READ_10M_100M 0 /mnt/beegfs/testing/testfile.0 /mnt/beegfs beegfs POSIX -1 6009781450872040232 POSIX_SIZE_READ_100M_1G 0 /mnt/beegfs/testing/testfile.0 /mnt/beegfs beegfs POSIX -1 6009781450872040232 POSIX_SIZE_READ_1G_PLUS 0 /mnt/beegfs/testing/testfile.0 /mnt/beegfs beegfs POSIX -1 6009781450872040232 POSIX_SIZE_WRITE_0_100 0 /mnt/beegfs/testing/testfile.0 /mnt/beegfs beegfs POSIX -1 6009781450872040232 POSIX_SIZE_WRITE_100_1K 0 /mnt/beegfs/testing/testfile.0 /mnt/beegfs beegfs POSIX -1 6009781450872040232 POSIX_SIZE_WRITE_1K_10K 0 /mnt/beegfs/testing/testfile.0 /mnt/beegfs beegfs POSIX -1 6009781450872040232 POSIX_SIZE_WRITE_10K_100K 0 /mnt/beegfs/testing/testfile.0 /mnt/beegfs beegfs POSIX -1 6009781450872040232 POSIX_SIZE_WRITE_100K_1M 0 /mnt/beegfs/testing/testfile.0 /mnt/beegfs beegfs POSIX -1 6009781450872040232 POSIX_SIZE_WRITE_1M_4M 0 /mnt/beegfs/testing/testfile.0 /mnt/beegfs beegfs POSIX -1 6009781450872040232 POSIX_SIZE_WRITE_4M_10M 0 /mnt/beegfs/testing/testfile.0 /mnt/beegfs beegfs POSIX -1 6009781450872040232 POSIX_SIZE_WRITE_10M_100M 0 /mnt/beegfs/testing/testfile.0 /mnt/beegfs beegfs POSIX -1 6009781450872040232 POSIX_SIZE_WRITE_100M_1G 0 /mnt/beegfs/testing/testfile.0 /mnt/beegfs beegfs POSIX -1 6009781450872040232 POSIX_SIZE_WRITE_1G_PLUS 0 /mnt/beegfs/testing/testfile.0 /mnt/beegfs beegfs POSIX -1 6009781450872040232 POSIX_STRIDE1_STRIDE 0 /mnt/beegfs/testing/testfile.0 /mnt/beegfs beegfs POSIX -1 6009781450872040232 POSIX_STRIDE2_STRIDE 0 /mnt/beegfs/testing/testfile.0 /mnt/beegfs beegfs POSIX -1 6009781450872040232 POSIX_STRIDE3_STRIDE 0 /mnt/beegfs/testing/testfile.0 /mnt/beegfs beegfs POSIX -1 6009781450872040232 POSIX_STRIDE4_STRIDE 0 /mnt/beegfs/testing/testfile.0 /mnt/beegfs beegfs POSIX -1 6009781450872040232 POSIX_STRIDE1_COUNT 0 /mnt/beegfs/testing/testfile.0 /mnt/beegfs beegfs POSIX -1 6009781450872040232 POSIX_STRIDE2_COUNT 0 /mnt/beegfs/testing/testfile.0 /mnt/beegfs beegfs POSIX -1 6009781450872040232 POSIX_STRIDE3_COUNT 0 /mnt/beegfs/testing/testfile.0 /mnt/beegfs beegfs POSIX -1 6009781450872040232 POSIX_STRIDE4_COUNT 0 /mnt/beegfs/testing/testfile.0 /mnt/beegfs beegfs POSIX -1 6009781450872040232 POSIX_ACCESS1_ACCESS 0 /mnt/beegfs/testing/testfile.0 /mnt/beegfs beegfs POSIX -1 6009781450872040232 POSIX_ACCESS2_ACCESS 0 /mnt/beegfs/testing/testfile.0 /mnt/beegfs beegfs POSIX -1 6009781450872040232 POSIX_ACCESS3_ACCESS 0 /mnt/beegfs/testing/testfile.0 /mnt/beegfs beegfs POSIX -1 6009781450872040232 POSIX_ACCESS4_ACCESS 0 /mnt/beegfs/testing/testfile.0 /mnt/beegfs beegfs POSIX -1 6009781450872040232 POSIX_ACCESS1_COUNT 0 /mnt/beegfs/testing/testfile.0 /mnt/beegfs beegfs POSIX -1 6009781450872040232 POSIX_ACCESS2_COUNT 0 /mnt/beegfs/testing/testfile.0 /mnt/beegfs beegfs POSIX -1 6009781450872040232 POSIX_ACCESS3_COUNT 0 /mnt/beegfs/testing/testfile.0 /mnt/beegfs beegfs POSIX -1 6009781450872040232 POSIX_ACCESS4_COUNT 0 /mnt/beegfs/testing/testfile.0 /mnt/beegfs beegfs POSIX -1 6009781450872040232 POSIX_FASTEST_RANK 5 /mnt/beegfs/testing/testfile.0 /mnt/beegfs beegfs POSIX -1 6009781450872040232 POSIX_FASTEST_RANK_BYTES 0 /mnt/beegfs/testing/testfile.0 /mnt/beegfs beegfs POSIX -1 6009781450872040232 POSIX_SLOWEST_RANK 7 /mnt/beegfs/testing/testfile.0 /mnt/beegfs beegfs POSIX -1 6009781450872040232 POSIX_SLOWEST_RANK_BYTES 0 /mnt/beegfs/testing/testfile.0 /mnt/beegfs beegfs POSIX -1 6009781450872040232 POSIX_F_OPEN_START_TIMESTAMP 0.000000 /mnt/beegfs/testing/testfile.0 /mnt/beegfs beegfs POSIX -1 6009781450872040232 POSIX_F_READ_START_TIMESTAMP 0.000000 /mnt/beegfs/testing/testfile.0 /mnt/beegfs beegfs POSIX -1 6009781450872040232 POSIX_F_WRITE_START_TIMESTAMP 0.000000 /mnt/beegfs/testing/testfile.0 /mnt/beegfs beegfs POSIX -1 6009781450872040232 POSIX_F_CLOSE_START_TIMESTAMP 0.000000 /mnt/beegfs/testing/testfile.0 /mnt/beegfs beegfs POSIX -1 6009781450872040232 POSIX_F_OPEN_END_TIMESTAMP 0.000000 /mnt/beegfs/testing/testfile.0 /mnt/beegfs beegfs POSIX -1 6009781450872040232 POSIX_F_READ_END_TIMESTAMP 0.000000 /mnt/beegfs/testing/testfile.0 /mnt/beegfs beegfs POSIX -1 6009781450872040232 POSIX_F_WRITE_END_TIMESTAMP 0.000000 /mnt/beegfs/testing/testfile.0 /mnt/beegfs beegfs POSIX -1 6009781450872040232 POSIX_F_CLOSE_END_TIMESTAMP 0.000000 /mnt/beegfs/testing/testfile.0 /mnt/beegfs beegfs POSIX -1 6009781450872040232 POSIX_F_READ_TIME 0.000000 /mnt/beegfs/testing/testfile.0 /mnt/beegfs beegfs POSIX -1 6009781450872040232 POSIX_F_WRITE_TIME 0.000000 /mnt/beegfs/testing/testfile.0 /mnt/beegfs beegfs POSIX -1 6009781450872040232 POSIX_F_META_TIME 2.989037 /mnt/beegfs/testing/testfile.0 /mnt/beegfs beegfs POSIX -1 6009781450872040232 POSIX_F_MAX_READ_TIME 0.000000 /mnt/beegfs/testing/testfile.0 /mnt/beegfs beegfs POSIX -1 6009781450872040232 POSIX_F_MAX_WRITE_TIME 0.000000 /mnt/beegfs/testing/testfile.0 /mnt/beegfs beegfs POSIX -1 6009781450872040232 POSIX_F_FASTEST_RANK_TIME 0.003562 /mnt/beegfs/testing/testfile.0 /mnt/beegfs beegfs POSIX -1 6009781450872040232 POSIX_F_SLOWEST_RANK_TIME 0.476613 /mnt/beegfs/testing/testfile.0 /mnt/beegfs beegfs POSIX -1 6009781450872040232 POSIX_F_VARIANCE_RANK_TIME 0.025495 /mnt/beegfs/testing/testfile.0 /mnt/beegfs beegfs POSIX -1 6009781450872040232 POSIX_F_VARIANCE_RANK_BYTES 0.000000 /mnt/beegfs/testing/testfile.0 /mnt/beegfs beegfs # description of POSIX counters: # POSIX_*: posix operation counts. # READS,WRITES,OPENS,SEEKS,STATS, and MMAPS are types of operations. # POSIX_MODE: mode that file was opened in. # POSIX_BYTES_*: total bytes read and written. # POSIX_MAX_BYTE_*: highest offset byte read and written. # POSIX_CONSEC_*: number of exactly adjacent reads and writes. # POSIX_SEQ_*: number of reads and writes from increasing offsets. # POSIX_RW_SWITCHES: number of times access alternated between read and write. # POSIX_*_ALIGNMENT: memory and file alignment. # POSIX_*_NOT_ALIGNED: number of reads and writes that were not aligned. # POSIX_MAX_*_TIME_SIZE: size of the slowest read and write operations. # POSIX_SIZE_*_*: histogram of read and write access sizes. # POSIX_STRIDE*_STRIDE: the four most common strides detected. # POSIX_STRIDE*_COUNT: count of the four most common strides. # POSIX_ACCESS*_ACCESS: the four most common access sizes. # POSIX_ACCESS*_COUNT: count of the four most common access sizes. # POSIX_*_RANK: rank of the processes that were the fastest and slowest at I/O (for shared files). # POSIX_*_RANK_BYTES: bytes transferred by the fastest and slowest ranks (for shared files). # POSIX_F_*_START_TIMESTAMP: timestamp of first open/read/write/close. # POSIX_F_*_END_TIMESTAMP: timestamp of last open/read/write/close. # POSIX_F_READ/WRITE/META_TIME: cumulative time spent in read, write, or metadata operations. # POSIX_F_MAX_*_TIME: duration of the slowest read and write operations. # POSIX_F_*_RANK_TIME: fastest and slowest I/O time for a single rank (for shared files). # POSIX_F_VARIANCE_RANK_*: variance of total I/O time and bytes moved for all ranks (for shared files). total_POSIX_OPENS: 0 total_POSIX_READS: 0 total_POSIX_WRITES: 0 total_POSIX_SEEKS: 0 total_POSIX_STATS: 16 total_POSIX_MMAPS: -16 total_POSIX_FSYNCS: 0 total_POSIX_FDSYNCS: 0 total_POSIX_MODE: 0 total_POSIX_BYTES_READ: 0 total_POSIX_BYTES_WRITTEN: 0 total_POSIX_MAX_BYTE_READ: 0 total_POSIX_MAX_BYTE_WRITTEN: 0 total_POSIX_CONSEC_READS: 0 total_POSIX_CONSEC_WRITES: 0 total_POSIX_SEQ_READS: 0 total_POSIX_SEQ_WRITES: 0 total_POSIX_RW_SWITCHES: 0 total_POSIX_MEM_NOT_ALIGNED: 0 total_POSIX_MEM_ALIGNMENT: 8 total_POSIX_FILE_NOT_ALIGNED: 0 total_POSIX_FILE_ALIGNMENT: 524288 total_POSIX_MAX_READ_TIME_SIZE: 0 total_POSIX_MAX_WRITE_TIME_SIZE: 0 total_POSIX_SIZE_READ_0_100: 0 total_POSIX_SIZE_READ_100_1K: 0 total_POSIX_SIZE_READ_1K_10K: 0 total_POSIX_SIZE_READ_10K_100K: 0 total_POSIX_SIZE_READ_100K_1M: 0 total_POSIX_SIZE_READ_1M_4M: 0 total_POSIX_SIZE_READ_4M_10M: 0 total_POSIX_SIZE_READ_10M_100M: 0 total_POSIX_SIZE_READ_100M_1G: 0 total_POSIX_SIZE_READ_1G_PLUS: 0 total_POSIX_SIZE_WRITE_0_100: 0 total_POSIX_SIZE_WRITE_100_1K: 0 total_POSIX_SIZE_WRITE_1K_10K: 0 total_POSIX_SIZE_WRITE_10K_100K: 0 total_POSIX_SIZE_WRITE_100K_1M: 0 total_POSIX_SIZE_WRITE_1M_4M: 0 total_POSIX_SIZE_WRITE_4M_10M: 0 total_POSIX_SIZE_WRITE_10M_100M: 0 total_POSIX_SIZE_WRITE_100M_1G: 0 total_POSIX_SIZE_WRITE_1G_PLUS: 0 total_POSIX_STRIDE1_STRIDE: 0 total_POSIX_STRIDE2_STRIDE: 0 total_POSIX_STRIDE3_STRIDE: 0 total_POSIX_STRIDE4_STRIDE: 0 total_POSIX_STRIDE1_COUNT: 0 total_POSIX_STRIDE2_COUNT: 0 total_POSIX_STRIDE3_COUNT: 0 total_POSIX_STRIDE4_COUNT: 0 total_POSIX_ACCESS1_ACCESS: 0 total_POSIX_ACCESS2_ACCESS: 0 total_POSIX_ACCESS3_ACCESS: 0 total_POSIX_ACCESS4_ACCESS: 0 total_POSIX_ACCESS1_COUNT: 0 total_POSIX_ACCESS2_COUNT: 0 total_POSIX_ACCESS3_COUNT: 0 total_POSIX_ACCESS4_COUNT: 0 total_POSIX_FASTEST_RANK: 0 total_POSIX_FASTEST_RANK_BYTES: 0 total_POSIX_SLOWEST_RANK: 0 total_POSIX_SLOWEST_RANK_BYTES: 0 total_POSIX_F_OPEN_START_TIMESTAMP: 0.000000 total_POSIX_F_READ_START_TIMESTAMP: 0.000000 total_POSIX_F_WRITE_START_TIMESTAMP: 0.000000 total_POSIX_F_CLOSE_START_TIMESTAMP: 0.000000 total_POSIX_F_OPEN_END_TIMESTAMP: 0.000000 total_POSIX_F_READ_END_TIMESTAMP: 0.000000 total_POSIX_F_WRITE_END_TIMESTAMP: 0.000000 total_POSIX_F_CLOSE_END_TIMESTAMP: 0.000000 total_POSIX_F_READ_TIME: 0.000000 total_POSIX_F_WRITE_TIME: 0.000000 total_POSIX_F_META_TIME: 5.892285 total_POSIX_F_MAX_READ_TIME: 0.000000 total_POSIX_F_MAX_WRITE_TIME: 0.000000 total_POSIX_F_FASTEST_RANK_TIME: 0.000000 total_POSIX_F_SLOWEST_RANK_TIME: 0.000000 total_POSIX_F_VARIANCE_RANK_TIME: 0.000000 total_POSIX_F_VARIANCE_RANK_BYTES: 0.000000 # Total file counts # ----- # : type of file access: # *read_only: file was only read # *write_only: file was only written # *read_write: file was read and written # *unique: file was opened by a single process only # *shared: file was accessed by a group of processes (maybe all processes) # total number of files of this type # total number of bytes moved to/from files of this type # maximum byte offset accessed for a file of this type # # total: 2 0 0 # read_only: 0 0 0 # write_only: 0 0 0 # read_write: 0 0 0 # unique: 0 0 0 # shared: 2 0 0 # performance # ----------- # total_bytes: 0 # # I/O timing for unique files (seconds): # ........................... # unique files: slowest_rank_io_time: 0.000000 # unique files: slowest_rank_meta_only_time: 0.000000 # unique files: slowest_rank: 0 # # I/O timing for shared files (seconds): # (multiple estimates shown; time_by_slowest is generally the most accurate) # ........................... # shared files: time_by_cumul_io_only: 0.736536 # shared files: time_by_cumul_meta_only: 0.736536 # shared files: time_by_open: 0.000000 # shared files: time_by_open_lastio: 0.000000 # shared files: time_by_slowest: 1.168977 # # Aggregate performance, including both shared and unique files (MiB/s): # (multiple estimates shown; agg_perf_by_slowest is generally the most accurate) # ........................... # agg_perf_by_cumul: 0.000000 # agg_perf_by_open: 0.000000 # agg_perf_by_open_lastio: 0.000000 # agg_perf_by_slowest: 0.000000 # Per-file summary of I/O activity (detailed). # ----- # : darshan record id for this file # : full file name # : number of processes that opened the file # : (estimated) time in seconds consumed in IO by slowest process # : average time in seconds consumed in IO per process # : start timestamp of first open, read, write, or close # : end timestamp of last open, read, write, or close # : POSIX open calls # : POSIX read size histogram # : POSIX write size histogram # 1998983686542115883 /mnt/beegfs/testing/testfile.1 8 0.692364 0.362906 0.000000 0.000000 0.000000 0.000000 0.000000 0.000000 0.000000 0.000000 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 6009781450872040232 /mnt/beegfs/testing/testfile.0 8 0.476613 0.373630 0.000000 0.000000 0.000000 0.000000 0.000000 0.000000 0.000000 0.000000 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 # ******************************************************* # STDIO module data # ******************************************************* # description of STDIO counters: # STDIO_{OPENS|WRITES|READS|SEEKS|FLUSHES} are types of operations. # STDIO_BYTES_*: total bytes read and written. # STDIO_MAX_BYTE_*: highest offset byte read and written. # STDIO_*_RANK: rank of the processes that were the fastest and slowest at I/O (for shared files). # STDIO_*_RANK_BYTES: bytes transferred by the fastest and slowest ranks (for shared files). # STDIO_F_*_START_TIMESTAMP: timestamp of the first call to that type of function. # STDIO_F_*_END_TIMESTAMP: timestamp of the completion of the last call to that type of function. # STDIO_F_*_TIME: cumulative time spent in different types of functions. # STDIO_F_*_RANK_TIME: fastest and slowest I/O time for a single rank (for shared files). # STDIO_F_VARIANCE_RANK_*: variance of total I/O time and bytes moved for all ranks (for shared files). # STDIO 0 15920181672442173319 STDIO_OPENS 1 UNKNOWN UNKNOWN STDIO 0 15920181672442173319 STDIO_READS 0 UNKNOWN UNKNOWN STDIO 0 15920181672442173319 STDIO_WRITES 13 UNKNOWN UNKNOWN STDIO 0 15920181672442173319 STDIO_SEEKS 0 UNKNOWN UNKNOWN STDIO 0 15920181672442173319 STDIO_FLUSHES 10 UNKNOWN UNKNOWN STDIO 0 15920181672442173319 STDIO_BYTES_WRITTEN 354 UNKNOWN UNKNOWN STDIO 0 15920181672442173319 STDIO_BYTES_READ 0 UNKNOWN UNKNOWN STDIO 0 15920181672442173319 STDIO_MAX_BYTE_READ 0 UNKNOWN UNKNOWN STDIO 0 15920181672442173319 STDIO_MAX_BYTE_WRITTEN 353 UNKNOWN UNKNOWN STDIO 0 15920181672442173319 STDIO_FASTEST_RANK 0 UNKNOWN UNKNOWN STDIO 0 15920181672442173319 STDIO_FASTEST_RANK_BYTES 0 UNKNOWN UNKNOWN STDIO 0 15920181672442173319 STDIO_SLOWEST_RANK 0 UNKNOWN UNKNOWN STDIO 0 15920181672442173319 STDIO_SLOWEST_RANK_BYTES 0 UNKNOWN UNKNOWN STDIO 0 15920181672442173319 STDIO_F_META_TIME 0.000000 UNKNOWN UNKNOWN STDIO 0 15920181672442173319 STDIO_F_WRITE_TIME 0.000047 UNKNOWN UNKNOWN STDIO 0 15920181672442173319 STDIO_F_READ_TIME 0.000000 UNKNOWN UNKNOWN STDIO 0 15920181672442173319 STDIO_F_OPEN_START_TIMESTAMP 0.000000 UNKNOWN UNKNOWN STDIO 0 15920181672442173319 STDIO_F_CLOSE_START_TIMESTAMP 0.000000 UNKNOWN UNKNOWN STDIO 0 15920181672442173319 STDIO_F_WRITE_START_TIMESTAMP 0.116442 UNKNOWN UNKNOWN STDIO 0 15920181672442173319 STDIO_F_READ_START_TIMESTAMP 0.000000 UNKNOWN UNKNOWN STDIO 0 15920181672442173319 STDIO_F_OPEN_END_TIMESTAMP 0.000000 UNKNOWN UNKNOWN STDIO 0 15920181672442173319 STDIO_F_CLOSE_END_TIMESTAMP 0.000000 UNKNOWN UNKNOWN STDIO 0 15920181672442173319 STDIO_F_WRITE_END_TIMESTAMP 10.191771 UNKNOWN UNKNOWN STDIO 0 15920181672442173319 STDIO_F_READ_END_TIMESTAMP 0.000000 UNKNOWN UNKNOWN STDIO 0 15920181672442173319 STDIO_F_FASTEST_RANK_TIME 0.000000 UNKNOWN UNKNOWN STDIO 0 15920181672442173319 STDIO_F_SLOWEST_RANK_TIME 0.000000 UNKNOWN UNKNOWN STDIO 0 15920181672442173319 STDIO_F_VARIANCE_RANK_TIME 0.000000 UNKNOWN UNKNOWN STDIO 0 15920181672442173319 STDIO_F_VARIANCE_RANK_BYTES 0.000000 UNKNOWN UNKNOWN # description of STDIO counters: # STDIO_{OPENS|WRITES|READS|SEEKS|FLUSHES} are types of operations. # STDIO_BYTES_*: total bytes read and written. # STDIO_MAX_BYTE_*: highest offset byte read and written. # STDIO_*_RANK: rank of the processes that were the fastest and slowest at I/O (for shared files). # STDIO_*_RANK_BYTES: bytes transferred by the fastest and slowest ranks (for shared files). # STDIO_F_*_START_TIMESTAMP: timestamp of the first call to that type of function. # STDIO_F_*_END_TIMESTAMP: timestamp of the completion of the last call to that type of function. # STDIO_F_*_TIME: cumulative time spent in different types of functions. # STDIO_F_*_RANK_TIME: fastest and slowest I/O time for a single rank (for shared files). # STDIO_F_VARIANCE_RANK_*: variance of total I/O time and bytes moved for all ranks (for shared files). total_STDIO_OPENS: 1 total_STDIO_READS: 0 total_STDIO_WRITES: 13 total_STDIO_SEEKS: 0 total_STDIO_FLUSHES: 10 total_STDIO_BYTES_WRITTEN: 354 total_STDIO_BYTES_READ: 0 total_STDIO_MAX_BYTE_READ: 0 total_STDIO_MAX_BYTE_WRITTEN: 353 total_STDIO_FASTEST_RANK: 0 total_STDIO_FASTEST_RANK_BYTES: 0 total_STDIO_SLOWEST_RANK: 0 total_STDIO_SLOWEST_RANK_BYTES: 0 total_STDIO_F_META_TIME: 0.000000 total_STDIO_F_WRITE_TIME: 0.000047 total_STDIO_F_READ_TIME: 0.000000 total_STDIO_F_OPEN_START_TIMESTAMP: 0.000000 total_STDIO_F_CLOSE_START_TIMESTAMP: 0.000000 total_STDIO_F_WRITE_START_TIMESTAMP: 0.116442 total_STDIO_F_READ_START_TIMESTAMP: 0.000000 total_STDIO_F_OPEN_END_TIMESTAMP: 0.000000 total_STDIO_F_CLOSE_END_TIMESTAMP: 0.000000 total_STDIO_F_WRITE_END_TIMESTAMP: 10.191771 total_STDIO_F_READ_END_TIMESTAMP: 0.000000 total_STDIO_F_FASTEST_RANK_TIME: 0.000000 total_STDIO_F_SLOWEST_RANK_TIME: 0.000000 total_STDIO_F_VARIANCE_RANK_TIME: 0.000000 total_STDIO_F_VARIANCE_RANK_BYTES: 0.000000 # Total file counts # ----- # : type of file access: # *read_only: file was only read # *write_only: file was only written # *read_write: file was read and written # *unique: file was opened by a single process only # *shared: file was accessed by a group of processes (maybe all processes) # total number of files of this type # total number of bytes moved to/from files of this type # maximum byte offset accessed for a file of this type # # total: 1 354 354 # read_only: 0 0 0 # write_only: 1 354 354 # read_write: 0 0 0 # unique: 1 354 354 # shared: 0 0 0 # performance # ----------- # total_bytes: 354 # # I/O timing for unique files (seconds): # ........................... # unique files: slowest_rank_io_time: 0.000047 # unique files: slowest_rank_meta_only_time: 0.000000 # unique files: slowest_rank: 0 # # I/O timing for shared files (seconds): # (multiple estimates shown; time_by_slowest is generally the most accurate) # ........................... # shared files: time_by_cumul_io_only: 0.000000 # shared files: time_by_cumul_meta_only: 0.000000 # shared files: time_by_open: 0.000000 # shared files: time_by_open_lastio: 0.000000 # shared files: time_by_slowest: 0.000000 # # Aggregate performance, including both shared and unique files (MiB/s): # (multiple estimates shown; agg_perf_by_slowest is generally the most accurate) # ........................... # agg_perf_by_cumul: 7.224490 # agg_perf_by_open: 7.224490 # agg_perf_by_open_lastio: 7.224490 # agg_perf_by_slowest: 7.224490 # Per-file summary of I/O activity (detailed). # ----- # : darshan record id for this file # : full file name # : number of processes that opened the file # : (estimated) time in seconds consumed in IO by slowest process # : average time in seconds consumed in IO per process # : start timestamp of first open, close, write, or read # : end timestamp of last open, close, write, or read # : STDIO open calls # 15920181672442173319 1 0.000047 0.000047 0.000000 0.000000 0.116442 0.000000 0.000000 0.000000 10.191771 0.000000 1