9986 2016-07-20 13:22:24 +0000 ETA reported for meta-swupd layer is off scale by 1 or 2 orders of magnitude 2016-07-26 10:18:13 +0000 1 1 7 Build System, Metadata & Runtime BitBake bitbake unspecified x86 Multiple RESOLVED FIXED Medium normal 2.2 1 igor.stoppa bluelightning poky.bs.watcher poky.watcher sgw --- --- No (bug/feature does not impact docs) oldest_to_newest 64217 0 igor.stoppa 2016-07-20 13:22:24 +0000 Preconditions: * clone the Ostro-OS project * build the swupd image and data (bitbake ostro-image-swupd) Expected outcome: The ETA reported is reasonably accurate Actual Outcome: The ETA reported is too optimistic. Example: At some point the progress was showing for about 15-20 minutes the status pasted below: Currently 2 running tasks (4403 of 4422) 99% |################################################################################################# | 0: bundle-ostro-image-swupd-mega-1.0-r0 do_rootfs (pid 35487) 81% |#################################################### | ETA: 0:00:25 1: bundle-ostro-image-swupd-world-dev-1.0-r0 do_rootfs (pid 35490) 81% |################################################ | ETA: 0:00:25 64261 1 igor.stoppa 2016-07-21 10:18:51 +0000 I found out that in some other cases the forecast is completely off by days: Initialising tasks: 100% |##########################################################################################################| Time: 0:00:07 NOTE: Executing SetScene Tasks NOTE: Executing RunQueue Tasks Currently 4 running tasks (4399 of 4422) 99% |################################################################################################# | 0: bundle-ostro-image-swupd-world-dev-1.0-r0 do_rootfs (pid 39704) 0% | | ETA: 11 days, 14:26:48 1: bundle-ostro-image-swupd-mega-1.0-r0 do_rootfs (pid 39701) 0% | | ETA: 11 days, 14:26:41 2: bundle-ostro-image-swupd-qa-bundle-b-1.0-r0 do_rootfs (pid 39705) 81% |############################################## | ETA: 0:00:36 3: bundle-ostro-image-swupd-qa-bundle-a-1.0-r0 do_rootfs (pid 39706) 81% |############################################## | ETA: 0:00:36 Notice the "ETA: 11 days, 14:26:48" 64339 2 bluelightning 2016-07-22 12:20:53 +0000 Based on this and another report I've had, I've just sent a patch to drop the ETA display for tasks altogether, since it's unlikely we'll be able to make it accurate all of the time with the information we have. 64340 3 igor.stoppa 2016-07-22 12:39:02 +0000 I think a fair compromise would be to show historical data (how long it took on average to perform task X) and elapsed time. The user can do own prediction. 64479 4 bluelightning 2016-07-26 10:18:13 +0000 We don't really have anywhere to get that historical data though - if we did then we'd have a reasonable way to actually produce an estimate. ETA removed in master: http://git.yoctoproject.org/cgit/cgit.cgi/poky/commit/?id=5f4559b2eb8cbf633ee2c923c0b5e23a24b1ec06