illumos

2018-07-10

04:14 PM illumos gate Feature #9647 (New): Introduce ZFS Read/Write kstats

There are use-cases when we want to look into dataset performance (reads/writes) in ZFS and create high-level tooling... Serapheim Dimitropoulos

2018-06-12

10:37 PM illumos gate Bug #9591 (Closed): ms_shift can be incorrectly changed in MOS config for indirect vdevs that have been historically expanded

Serapheim Dimitropoulos

2018-06-05

05:03 PM illumos gate Feature #9580: Add a hash-table on top of nvlist to speed-up operations

A patch for this feature is available in https://github.com/openzfs/openzfs/pull/647 .
Copying the analysis here for... Serapheim Dimitropoulos

04:12 PM illumos gate Feature #9580 (Closed): Add a hash-table on top of nvlist to speed-up operations

While dealing with another performance issue (see https://github.com/openzfs/openzfs/commit/126118fbe4a957da76c8f4476... Serapheim Dimitropoulos

2018-05-14

04:17 PM illumos gate Bug #8377: Panic in bookmark deletion

For completeness, here is the stack of the failure for this issue:
::status
...
panic message: assertion failed... Serapheim Dimitropoulos

2018-05-07

04:35 PM illumos gate Bug #9521 (Closed): Add checkpoint field in the default list of the zpool-list man page

The default list of fields in the zpool list man page is missing *checkpoint*. Serapheim Dimitropoulos

2018-03-05

11:54 PM illumos gate Feature #9238 (Closed): ZFS Spacemap Encoding V2

The current space map encoding has the following disadvantages:
[1] Assuming 512 sector size each entry can represen... Serapheim Dimitropoulos

2018-02-21

04:05 PM illumos gate Feature #9166 (Closed): zfs storage pool checkpoint

The idea of Storage Pool Checkpoint (aka zpool checkpoint) deals with exactly that. It can be thought of as a “pool-w... Serapheim Dimitropoulos

2018-02-10

05:56 PM illumos gate Bug #9091 (Closed): MDB smart-write

Currently, if you want to write to a kernel tunable using
mdb, you need to use the /Z or /W flags to write 8 or 4
b... Serapheim Dimitropoulos

2018-02-08

11:02 PM illumos gate Bug #9081 (New): panic due to dirtying pool after the spa_final_txg during pool export/destroy

Igor Kozhukhov (ikozhukhov@gmail.com) hit a panic recently while trying to destroy a pool.
The relevant stacks can b... Serapheim Dimitropoulos