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Re: [PATCH v2 7/8] maintenance: fix systemd schedule overlaps

From
PWPhillip Wood <phillip.wood123@gmail.com>
Date
Aug 14, 2023, 11:27 UTC
Message-ID
<055a1132-fe35-4f83-ae7c-16d84ca42f2c@gmail.com>
In-Reply-To
<86c4255d63d7f38b7a4811e5667404bce04f77f8.1691699987.git.gitgitgadget@gmail.com>
Hi Stolee
On 10/08/2023 21:39, Derrick Stolee via GitGitGadget wrote:
Show 17 quoted lines
> From: Derrick Stolee <derrickstolee@github.com>
> 
> The 'git maintenance run' command prevents concurrent runs in the same
> repository using a 'maintenance.lock' file. However, when using systemd
> the hourly maintenance runs the same time as the daily and weekly runs.
> (Similarly, daily maintenance runs at the same time as weekly
> maintenance.) These competing commands result in some maintenance not
> actually being run.
> 
> This overlap was something we could not fix until we made the recent
> change to not use the builting 'hourly', 'daily', and 'weekly' schedules
> in systemd. We can adjust the schedules such that:
> 
>   1. Hourly runs avoid the 0th hour.
>   2. Daily runs avoid Monday.
> 
> This will keep maintenance runs from colliding when using systemd.
Thanks for fixing this, the patch looks good
Best Wishes
Phillip
Show 23 quoted lines
> Signed-off-by: Derrick Stolee <derrickstolee@github.com>
> ---
>   builtin/gc.c | 4 ++--
>   1 file changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/builtin/gc.c b/builtin/gc.c
> index e52129e485c..6f8df366fbe 100644
> --- a/builtin/gc.c
> +++ b/builtin/gc.c
> @@ -2350,11 +2350,11 @@ static int systemd_timer_write_timer_file(enum schedule_priority schedule,
>   
>   	switch (schedule) {
>   	case SCHEDULE_HOURLY:
> -		schedule_pattern = xstrfmt("*-*-* *:%02d:00", minute);
> +		schedule_pattern = xstrfmt("*-*-* 1..23:%02d:00", minute);
>   		break;
>   
>   	case SCHEDULE_DAILY:
> -		schedule_pattern = xstrfmt("*-*-* 0:%02d:00", minute);
> +		schedule_pattern = xstrfmt("Tue..Sun *-*-* 0:%02d:00", minute);
>   		break;
>   
>   	case SCHEDULE_WEEKLY:
Previous: Junio C HamanoNext: Derrick Stolee via GitGitGadget
Message 43 of 47 in “maintenance: schedule maintenance on a random minute”
  1. 0/6 maintenance: schedule maintenance on a random minuteDerrick Stolee via GitGitGadget, Aug 7, 2023
  2. 2/6 maintenance: use random minute in launchctl schedulerDerrick Stolee via GitGitGadget, Aug 7, 2023
  3. Taylor BlauAug 7, 2023
  4. 1/6 maintenance: add get_random_minute()Derrick Stolee via GitGitGadget, Aug 7, 2023
  5. Taylor BlauAug 7, 2023
  6. Junio C HamanoAug 7, 2023
  7. Junio C HamanoAug 8, 2023
  8. Taylor BlauAug 8, 2023
  9. Junio C HamanoAug 8, 2023
  10. Junio C HamanoAug 8, 2023
  11. Taylor BlauAug 8, 2023
  12. Derrick StoleeAug 8, 2023
  13. Taylor BlauAug 8, 2023
  14. Derrick StoleeAug 9, 2023
  15. Junio C HamanoAug 9, 2023
  16. Taylor BlauAug 9, 2023
  17. 3/6 maintenance: use random minute in Windows schedulerDerrick Stolee via GitGitGadget, Aug 7, 2023
  18. 4/6 maintenance: use random minute in cron schedulerDerrick Stolee via GitGitGadget, Aug 7, 2023
  19. 5/6 maintenance: swap method locationsDerrick Stolee via GitGitGadget, Aug 7, 2023
  20. Taylor BlauAug 7, 2023
  21. 6/6 maintenance: use random minute in systemd schedulerDerrick Stolee via GitGitGadget, Aug 7, 2023
  22. Taylor BlauAug 7, 2023
  23. Derrick StoleeAug 8, 2023
  24. Taylor BlauAug 8, 2023
  25. Phillip WoodAug 8, 2023
  26. Derrick StoleeAug 8, 2023
  27. Derrick StoleeAug 8, 2023
  28. Phillip WoodAug 9, 2023
  29. Phillip WoodAug 8, 2023
  30. Phillip WoodAug 8, 2023
  31. Derrick StoleeAug 8, 2023
  32. Derrick StoleeAug 8, 2023
  33. Phillip WoodAug 9, 2023
  34. 0/8 maintenance: schedule maintenance on a random minuteDerrick Stolee via GitGitGadget, Aug 10, 2023
  35. 1/8 maintenance: add get_random_minute()Derrick Stolee via GitGitGadget, Aug 10, 2023
  36. Taylor BlauAug 10, 2023
  37. 2/8 maintenance: use random minute in launchctl schedulerDerrick Stolee via GitGitGadget, Aug 10, 2023
  38. 4/8 maintenance: use random minute in cron schedulerDerrick Stolee via GitGitGadget, Aug 10, 2023
  39. 3/8 maintenance: use random minute in Windows schedulerDerrick Stolee via GitGitGadget, Aug 10, 2023
  40. 5/8 maintenance: swap method locationsDerrick Stolee via GitGitGadget, Aug 10, 2023
  41. 7/8 maintenance: fix systemd schedule overlapsDerrick Stolee via GitGitGadget, Aug 10, 2023
  42. Junio C HamanoAug 10, 2023
  43. Phillip WoodAug 14, 2023
  44. 6/8 maintenance: use random minute in systemd schedulerDerrick Stolee via GitGitGadget, Aug 10, 2023
  45. Phillip WoodAug 14, 2023
  46. 8/8 maintenance: update schedule before configDerrick Stolee via GitGitGadget, Aug 10, 2023
  47. Phillip WoodAug 14, 2023

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