bug#44574: guix weather not checking all substitute urls

[Efraim Flashner <efraim@flashner.co.il>]

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On Mon, Nov 16, 2020 at 06:12:54PM +0100, zimoun wrote:
> Hi Efraim,
> 
> On Wed, 11 Nov 2020 at 13:30, Efraim Flashner <efraim@flashner.co.il> wrote:
> > I would have assumed that it would check for all of the substitute urls
> > I listed and not just the first one. Most of the packages listed below
> > I've test built on my pine64 so they shouldn't appear in the list
> > anymore.
> 
> I think #44688 [1] fixes it.  Please let me know.
> 
> 1: <http://issues.guix.gnu.org/issue/44688>

I had hoped for a unified list of the missing packages between the two
or more build machines but the separate output is also useful. With a
unified list it's possible to see which packages are missing overall and
need fixing/building.

> 
> Examples:
> 
> --8<---------------cut here---------------start------------->8---
> $ ./pre-inst-env guix weather --substitute-urls="https://bayfront.guix.gnu.org https://ci.guix.gnu.org"
> computing 15,391 package derivations for x86_64-linux...
> looking for 16,707 store items on https://bayfront.guix.gnu.org...
> updating substitutes from 'https://bayfront.guix.gnu.org'... 100.0%
> https://bayfront.guix.gnu.org
>   55.6% substitutes available (9,289 out of 16,707)
>   at least 51,869.2 MiB of nars (compressed)
>   82,986.2 MiB on disk (uncompressed)
>   0.001 seconds per request (24.6 seconds in total)
>   679.0 requests per second
> 
>   0.3% (20 out of 7,418) of the missing items are queued
>   32 queued builds
>       x86_64-linux: 32 (100.0%)
>   build rate: 13.83 builds per hour
>       x86_64-linux: 13.83 builds per hour
> looking for 16,707 store items on https://ci.guix.gnu.org...
> updating substitutes from 'https://ci.guix.gnu.org'... 100.0%
> https://ci.guix.gnu.org
>   88.9% substitutes available (14,860 out of 16,707)
>   at least 78,929.4 MiB of nars (compressed)
>   130,797.2 MiB on disk (uncompressed)
>   0.002 seconds per request (26.9 seconds in total)
>   620.2 requests per second
> 
>   0.5% (10 out of 1,847) of the missing items are queued
>   at least 1,000 queued builds
>       x86_64-linux: 493 (49.3%)
>       aarch64-linux: 140 (14.0%)
>       i686-linux: 346 (34.6%)
>       armhf-linux: 21 (2.1%)
>   build rate: 38.98 builds per hour
>       x86_64-linux: 13.29 builds per hour
>       i686-linux: 12.32 builds per hour
>       aarch64-linux: 6.78 builds per hour
>       armhf-linux: 6.59 builds per hour
> --8<---------------cut here---------------end--------------->8---
>       
> or
> 
> --8<---------------cut here---------------start------------->8---
> $ ./pre-inst-env guix weather --substitute-urls="https://guix.tobias.gr https://ci.guix.gnu.org" -c 100
> computing 15,391 package derivations for x86_64-linux...
> looking for 16,707 store items on https://guix.tobias.gr...
> updating substitutes from 'https://guix.tobias.gr'... 100.0%
> https://guix.tobias.gr
>   35.0% substitutes available (5,855 out of 16,707)
>   unknown substitute sizes
>   52,230.7 MiB on disk (uncompressed)
>   0.017 seconds per request (291.8 seconds in total)
>   57.3 requests per second
>   (continuous integration information unavailable)
> updating substitutes from 'https://guix.tobias.gr'... 100.0%
> 6777 packages are missing from 'https://guix.tobias.gr' for 'x86_64-linux', among which:
>   16564	bootar@1a	/gnu/store/x2iy3ka299sk1x97an783jl4pfbn60pj-bootar-1a 
>   16561	bootstrap-mes-rewired@0.19	/gnu/store/a4m8c80mrys8w3vlm6vdnq05c7a1warl-bootstrap-mes-rewired-0.19 
>   16495	ld-wrapper-boot3@0	/gnu/store/v3wwjj9i9zqglq4g2yczf6cxsh028qfb-ld-wrapper-boot3-0 
>   9743	bison@3.5.3	/gnu/store/rxli27pbpr9x9c8mk9cbp6masnwaszrs-bison-3.5.3 
>   1831	xkbcomp-intermediate@1.4.3	/gnu/store/fjwjb14b5irngvv9r06dmkhhds566vw2-xkbcomp-intermediate-1.4.3 
>    788	bootar@1a	/gnu/store/x2iy3ka299sk1x97an783jl4pfbn60pj-bootar-1a 
>    785	bootstrap-mes-rewired@0.19	/gnu/store/a4m8c80mrys8w3vlm6vdnq05c7a1warl-bootstrap-mes-rewired-0.19 
>    719	ld-wrapper-boot3@0	/gnu/store/v3wwjj9i9zqglq4g2yczf6cxsh028qfb-ld-wrapper-boot3-0 
>    595	bootar@1a	/gnu/store/x2iy3ka299sk1x97an783jl4pfbn60pj-bootar-1a 
>    592	bootstrap-mes-rewired@0.19	/gnu/store/a4m8c80mrys8w3vlm6vdnq05c7a1warl-bootstrap-mes-rewired-0.19 
>    526	ld-wrapper-boot3@0	/gnu/store/v3wwjj9i9zqglq4g2yczf6cxsh028qfb-ld-wrapper-boot3-0 
>    339	bison@3.5.3	/gnu/store/rxli27pbpr9x9c8mk9cbp6masnwaszrs-bison-3.5.3 
>    305	go@1.4-bootstrap-20171003	/gnu/store/asw6676iy7i0a8azpra2870w5hkq7bvv-go-1.4-bootstrap-20171003-doc /gnu/store/j20pik1y8psi78v7zb5ksqybn198inx7-go-1.4-bootstrap-20171003 /gnu/store/csfqsyyysbg9afnck405wmkhrlrblmza-go-1.4-bootstrap-20171003-tests 
>    211	xkbcomp-intermediate@1.4.3	/gnu/store/fjwjb14b5irngvv9r06dmkhhds566vw2-xkbcomp-intermediate-1.4.3 
>    121	bison@3.5.3	/gnu/store/rxli27pbpr9x9c8mk9cbp6masnwaszrs-bison-3.5.3 
>    113	r-codetools@0.2-16	/gnu/store/k217j4c4ra2hfdldva075dmvq89ww1dn-r-codetools-0.2-16 
> looking for 16,707 store items on https://ci.guix.gnu.org...
> https://ci.guix.gnu.org
>   88.9% substitutes available (14,860 out of 16,707)
>   at least 78,929.4 MiB of nars (compressed)
>   130,797.2 MiB on disk (uncompressed)
>   0.001 seconds per request (10.1 seconds in total)
>   1,650.0 requests per second
> 
>   0.5% (10 out of 1,847) of the missing items are queued
>   at least 1,000 queued builds
>       x86_64-linux: 493 (49.3%)
>       aarch64-linux: 140 (14.0%)
>       i686-linux: 346 (34.6%)
>       armhf-linux: 21 (2.1%)
>   build rate: 38.70 builds per hour
>       x86_64-linux: 13.20 builds per hour
>       i686-linux: 12.23 builds per hour
>       aarch64-linux: 6.73 builds per hour
>       armhf-linux: 6.54 builds per hour
> updating substitutes from 'https://ci.guix.gnu.org'... 100.0%
> 1251 packages are missing from 'https://ci.guix.gnu.org' for 'x86_64-linux', among which:
>    112	java-snappy@1.1.7.5	/gnu/store/mq1xagq5sn9mfhpfg7j2cn1dn4vsds72-java-snappy-1.1.7.5 
> --8<---------------cut here---------------end--------------->8---
> 
> 
> 
> compared to the current behaviour:
> 
> --8<---------------cut here---------------start------------->8---
> $ guix weather --substitute-urls="https://bayfront.guix.gnu.org https://ci.guix.gnu.org"
> computing 15,287 package derivations for x86_64-linux...
> looking for 16,584 store items on https://bayfront.guix.gnu.org...
> updating substitutes from 'https://bayfront.guix.gnu.org'... 100.0%
> https://bayfront.guix.gnu.org
>   54.4% substitutes available (9,026 out of 16,584)
>   at least 49,365.8 MiB of nars (compressed)
>   81,792.9 MiB on disk (uncompressed)
>   0.003 seconds per request (41.6 seconds in total)
>   398.0 requests per second
> 
>   0.1% (10 out of 7,558) of the missing items are queued
>   32 queued builds
>       x86_64-linux: 32 (100.0%)
>   build rate: 13.84 builds per hour
>       x86_64-linux: 13.84 builds per hour
> --8<---------------cut here---------------end--------------->8---
> 
> (Note that Bayfront is working hard. ;-))
> 
> All the best,
> simon

-- 
Efraim Flashner   <efraim@flashner.co.il>   אפרים פלשנר
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