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/Linux-v5.15/tools/perf/Documentation/
Dperf-iostat.txt1 perf-iostat(1)
6 perf-iostat - Show I/O performance metrics
11 'perf iostat' list
12 'perf iostat' <ports> \-- <command> [<options>]
42 $ perf iostat list
54 $ perf iostat -- dd if=/dev/zero of=/dev/nvme0n1 bs=1M oflag=direct
73 $ perf iostat 0000:17,0:3a -- dd if=/dev/zero of=/dev/nvme0n1 bs=1M oflag=direct
/Linux-v5.15/include/trace/events/
Df2fs.h1824 TP_PROTO(struct f2fs_sb_info *sbi, unsigned long long *iostat),
1826 TP_ARGS(sbi, iostat),
1856 __entry->app_dio = iostat[APP_DIRECT_IO];
1857 __entry->app_bio = iostat[APP_BUFFERED_IO];
1858 __entry->app_wio = iostat[APP_WRITE_IO];
1859 __entry->app_mio = iostat[APP_MAPPED_IO];
1860 __entry->fs_dio = iostat[FS_DATA_IO];
1861 __entry->fs_nio = iostat[FS_NODE_IO];
1862 __entry->fs_mio = iostat[FS_META_IO];
1863 __entry->fs_gc_dio = iostat[FS_GC_DATA_IO];
[all …]
/Linux-v5.15/block/
Dblk-cgroup.c176 u64_stats_init(&blkg->iostat.sync); in blkg_alloc()
475 memset(&blkg->iostat, 0, sizeof(blkg->iostat)); in blkcg_reset_stats()
802 flags = u64_stats_update_begin_irqsave(&blkg->iostat.sync); in blkcg_rstat_flush()
805 blkg_iostat_add(&blkg->iostat.cur, &delta); in blkcg_rstat_flush()
807 u64_stats_update_end_irqrestore(&blkg->iostat.sync, flags); in blkcg_rstat_flush()
811 flags = u64_stats_update_begin_irqsave(&parent->iostat.sync); in blkcg_rstat_flush()
812 blkg_iostat_set(&delta, &blkg->iostat.cur); in blkcg_rstat_flush()
813 blkg_iostat_sub(&delta, &blkg->iostat.last); in blkcg_rstat_flush()
814 blkg_iostat_add(&parent->iostat.cur, &delta); in blkcg_rstat_flush()
815 blkg_iostat_add(&blkg->iostat.last, &delta); in blkcg_rstat_flush()
[all …]
/Linux-v5.15/tools/perf/
Dperf-iostat.sh12 perf stat --iostat$DELIMITER$*
D.gitignore23 perf-iostat
Dcommand-list.txt17 perf-iostat mainporcelain common
DMakefile.perf288 SCRIPT_SH += perf-iostat.sh
970 $(call QUIET_INSTALL, perf-iostat) \
971 $(INSTALL) $(OUTPUT)perf-iostat -t '$(DESTDIR_SQ)$(perfexec_instdir_SQ)'
1084 …) $(LIBPERF_A) $(OUTPUT)perf-archive $(OUTPUT)perf-with-kcore $(OUTPUT)perf-iostat $(LANG_BINDINGS)
/Linux-v5.15/fs/f2fs/
DMakefile12 f2fs-$(CONFIG_F2FS_IOSTAT) += iostat.o
/Linux-v5.15/tools/perf/arch/x86/util/
DBuild12 perf-y += iostat.o
/Linux-v5.15/Documentation/translations/zh_CN/admin-guide/
Dcpu-load.rst9 $ iostat
/Linux-v5.15/Documentation/translations/zh_TW/admin-guide/
Dcpu-load.rst15 $ iostat
/Linux-v5.15/fs/nfs/flexfilelayout/
Dflexfilelayout.c623 struct nfs4_ff_io_stat *iostat = &layoutstat->io_stat; in nfs4_ff_layout_stat_io_update_requested() local
625 iostat->ops_requested++; in nfs4_ff_layout_stat_io_update_requested()
626 iostat->bytes_requested += requested; in nfs4_ff_layout_stat_io_update_requested()
636 struct nfs4_ff_io_stat *iostat = &layoutstat->io_stat; in nfs4_ff_layout_stat_io_update_completed() local
640 iostat->ops_completed++; in nfs4_ff_layout_stat_io_update_completed()
641 iostat->bytes_completed += completed; in nfs4_ff_layout_stat_io_update_completed()
642 iostat->bytes_not_delivered += requested - completed; in nfs4_ff_layout_stat_io_update_completed()
645 iostat->total_busy_time = in nfs4_ff_layout_stat_io_update_completed()
646 ktime_add(iostat->total_busy_time, timer); in nfs4_ff_layout_stat_io_update_completed()
647 iostat->aggregate_completion_time = in nfs4_ff_layout_stat_io_update_completed()
[all …]
/Linux-v5.15/arch/s390/include/asm/
Dfcx.h168 struct tsa_iostat iostat; member
/Linux-v5.15/Documentation/admin-guide/
Dcpu-load.rst9 $ iostat
Diostats.rst7 activity. Tools such as ``sar`` and ``iostat`` typically interpret these and do
/Linux-v5.15/include/linux/
Dblk-cgroup.h127 struct blkg_iostat_set iostat; member
/Linux-v5.15/tools/perf/util/
DBuild109 perf-y += iostat.o
/Linux-v5.15/drivers/s390/block/
Ddasd_eckd.c5676 tsb->tsa.iostat.dev_time); in dasd_eckd_dump_sense_tcw()
5679 tsb->tsa.iostat.def_time); in dasd_eckd_dump_sense_tcw()
5682 tsb->tsa.iostat.queue_time); in dasd_eckd_dump_sense_tcw()
5685 tsb->tsa.iostat.dev_busy_time); in dasd_eckd_dump_sense_tcw()
5688 tsb->tsa.iostat.dev_act_time); in dasd_eckd_dump_sense_tcw()
5689 sense = tsb->tsa.iostat.sense; in dasd_eckd_dump_sense_tcw()
Ddasd.c4079 sense = tsb->tsa.iostat.sense; in dasd_get_sense()
/Linux-v5.15/Documentation/ABI/testing/
Dsysfs-fs-f2fs398 The new iostat trace gives stats gap given the period.