1*4882a593SmuzhiyunWhat: /sys/fs/incremental-fs/features/corefs 2*4882a593SmuzhiyunDate: 2019 3*4882a593SmuzhiyunContact: Paul Lawrence <paullawrence@google.com> 4*4882a593SmuzhiyunDescription: Reads 'supported'. Always present. 5*4882a593Smuzhiyun 6*4882a593SmuzhiyunWhat: /sys/fs/incremental-fs/features/v2 7*4882a593SmuzhiyunDate: April 2021 8*4882a593SmuzhiyunContact: Paul Lawrence <paullawrence@google.com> 9*4882a593SmuzhiyunDescription: Reads 'supported'. Present if all v2 features of incfs are 10*4882a593Smuzhiyun supported. 11*4882a593Smuzhiyun 12*4882a593SmuzhiyunWhat: /sys/fs/incremental-fs/features/zstd 13*4882a593SmuzhiyunDate: April 2021 14*4882a593SmuzhiyunContact: Paul Lawrence <paullawrence@google.com> 15*4882a593SmuzhiyunDescription: Reads 'supported'. Present if zstd compression is supported 16*4882a593Smuzhiyun for data blocks. 17*4882a593Smuzhiyun 18*4882a593SmuzhiyunWhat: /sys/fs/incremental-fs/instances/[name] 19*4882a593SmuzhiyunDate: April 2021 20*4882a593SmuzhiyunContact: Paul Lawrence <paullawrence@google.com> 21*4882a593SmuzhiyunDescription: Folder created when incfs is mounted with the sysfs_name=[name] 22*4882a593Smuzhiyun option. If this option is used, the following values are created 23*4882a593Smuzhiyun in this folder. 24*4882a593Smuzhiyun 25*4882a593SmuzhiyunWhat: /sys/fs/incremental-fs/instances/[name]/reads_delayed_min 26*4882a593SmuzhiyunDate: April 2021 27*4882a593SmuzhiyunContact: Paul Lawrence <paullawrence@google.com> 28*4882a593SmuzhiyunDescription: Returns a count of the number of reads that were delayed as a 29*4882a593Smuzhiyun result of the per UID read timeouts min time setting. 30*4882a593Smuzhiyun 31*4882a593SmuzhiyunWhat: /sys/fs/incremental-fs/instances/[name]/reads_delayed_min_us 32*4882a593SmuzhiyunDate: April 2021 33*4882a593SmuzhiyunContact: Paul Lawrence <paullawrence@google.com> 34*4882a593SmuzhiyunDescription: Returns total delay time for all files since first mount as a 35*4882a593Smuzhiyun result of the per UID read timeouts min time setting. 36*4882a593Smuzhiyun 37*4882a593SmuzhiyunWhat: /sys/fs/incremental-fs/instances/[name]/reads_delayed_pending 38*4882a593SmuzhiyunDate: April 2021 39*4882a593SmuzhiyunContact: Paul Lawrence <paullawrence@google.com> 40*4882a593SmuzhiyunDescription: Returns a count of the number of reads that were delayed as a 41*4882a593Smuzhiyun result of waiting for a pending read. 42*4882a593Smuzhiyun 43*4882a593SmuzhiyunWhat: /sys/fs/incremental-fs/instances/[name]/reads_delayed_pending_us 44*4882a593SmuzhiyunDate: April 2021 45*4882a593SmuzhiyunContact: Paul Lawrence <paullawrence@google.com> 46*4882a593SmuzhiyunDescription: Returns total delay time for all files since first mount as a 47*4882a593Smuzhiyun result of waiting for a pending read. 48*4882a593Smuzhiyun 49*4882a593SmuzhiyunWhat: /sys/fs/incremental-fs/instances/[name]/reads_failed_hash_verification 50*4882a593SmuzhiyunDate: April 2021 51*4882a593SmuzhiyunContact: Paul Lawrence <paullawrence@google.com> 52*4882a593SmuzhiyunDescription: Returns number of reads that failed because of hash verification 53*4882a593Smuzhiyun failures. 54*4882a593Smuzhiyun 55*4882a593SmuzhiyunWhat: /sys/fs/incremental-fs/instances/[name]/reads_failed_other 56*4882a593SmuzhiyunDate: April 2021 57*4882a593SmuzhiyunContact: Paul Lawrence <paullawrence@google.com> 58*4882a593SmuzhiyunDescription: Returns number of reads that failed for reasons other than 59*4882a593Smuzhiyun timing out or hash failures. 60*4882a593Smuzhiyun 61*4882a593SmuzhiyunWhat: /sys/fs/incremental-fs/instances/[name]/reads_failed_timed_out 62*4882a593SmuzhiyunDate: April 2021 63*4882a593SmuzhiyunContact: Paul Lawrence <paullawrence@google.com> 64*4882a593SmuzhiyunDescription: Returns number of reads that timed out. 65