November 2023 - gerrit-log - lists.osmocom.org

[M] Change in osmocom-bb[master]: mobile: Fix PCS ARFCN handling: PCS can only be ARFCN 512..810

by fixeria

Attention is currently required from: jolly, laforge. fixeria has posted comments on this change. ( https://gerrit.osmocom.org/c/osmocom-bb/+/33532?usp=email ) Change subject: mobile: Fix PCS ARFCN handling: PCS can only be ARFCN 512..810 ...................................................................... Patch Set 4: Code-Review+1 (1 comment) Patchset: PS4: The `uint8_t` to `bool` change makes this patch harder to read, ideally this should be done separately . Other than that, looks good to me. -- To view, visit https://gerrit.osmocom.org/c/osmocom-bb/+/33532?usp=email To unsubscribe, or for help writing mail filters, visit https://gerrit.osmocom.org/settings Gerrit-Project: osmocom-bb Gerrit-Branch: master Gerrit-Change-Id: Id99c8534bf853f4f24f99364790c1ac1df6cc007 Gerrit-Change-Number: 33532 Gerrit-PatchSet: 4 Gerrit-Owner: laforge <laforge(a)osmocom.org> Gerrit-Reviewer: Jenkins Builder Gerrit-Reviewer: fixeria <vyanitskiy(a)sysmocom.de> Gerrit-Reviewer: jolly <andreas(a)eversberg.eu> Gerrit-Reviewer: laforge <laforge(a)osmocom.org> Gerrit-Attention: jolly <andreas(a)eversberg.eu> Gerrit-Attention: laforge <laforge(a)osmocom.org> Gerrit-Comment-Date: Thu, 30 Nov 2023 18:00:34 +0000 Gerrit-HasComments: Yes Gerrit-Has-Labels: Yes Gerrit-MessageType: comment

1 year, 6 months

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[S] Change in osmo-mgw[master]: systemd,manual: set LimitNOFILE=65536

by fixeria

Attention is currently required from: neels. fixeria has posted comments on this change. ( https://gerrit.osmocom.org/c/osmo-mgw/+/35178?usp=email ) Change subject: systemd,manual: set LimitNOFILE=65536 ...................................................................... Patch Set 1: Code-Review+1 -- To view, visit https://gerrit.osmocom.org/c/osmo-mgw/+/35178?usp=email To unsubscribe, or for help writing mail filters, visit https://gerrit.osmocom.org/settings Gerrit-Project: osmo-mgw Gerrit-Branch: master Gerrit-Change-Id: I46512517bc3b5bb90cac7643e7ac73afba398d36 Gerrit-Change-Number: 35178 Gerrit-PatchSet: 1 Gerrit-Owner: neels <nhofmeyr(a)sysmocom.de> Gerrit-Reviewer: Jenkins Builder Gerrit-Reviewer: fixeria <vyanitskiy(a)sysmocom.de> Gerrit-Attention: neels <nhofmeyr(a)sysmocom.de> Gerrit-Comment-Date: Thu, 30 Nov 2023 17:54:02 +0000 Gerrit-HasComments: No Gerrit-Has-Labels: Yes Gerrit-MessageType: comment

1 year, 6 months

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[S] Change in osmo-mgw[master]: systemd,manual: set LimitNOFILE=65536

by neels

neels has uploaded this change for review. ( https://gerrit.osmocom.org/c/osmo-mgw/+/35178?usp=email ) Change subject: systemd,manual: set LimitNOFILE=65536 ...................................................................... systemd,manual: set LimitNOFILE=65536 A typical OS imposed limit is 1024 open FD, which can bee too low when there are hundreds of concurrent voice calls. In systemd service file, set a super high limit of 65536. In osmo-mgw's user manual, add section 'Configure limits' describing this in detail. Related: OS#6256 Related: osmo-bsc I26c4058484b11ff1d035a919bf88824c3af14e71 Change-Id: I46512517bc3b5bb90cac7643e7ac73afba398d36 --- M contrib/systemd/osmo-mgw.service M doc/manuals/chapters/running.adoc 2 files changed, 37 insertions(+), 0 deletions(-) git pull ssh://gerrit.osmocom.org:29418/osmo-mgw refs/changes/78/35178/1 diff --git a/contrib/systemd/osmo-mgw.service b/contrib/systemd/osmo-mgw.service index b187e1a..03f40ff 100644 --- a/contrib/systemd/osmo-mgw.service +++ b/contrib/systemd/osmo-mgw.service @@ -5,6 +5,7 @@ [Service] Type=simple +LimitNOFILE=65536 StateDirectory=osmocom WorkingDirectory=%S/osmocom Restart=always diff --git a/doc/manuals/chapters/running.adoc b/doc/manuals/chapters/running.adoc index c178e31..e3bab4d 100644 --- a/doc/manuals/chapters/running.adoc +++ b/doc/manuals/chapters/running.adoc @@ -23,3 +23,20 @@ Disable colors for logging to stderr. This has mostly been deprecated by VTY based logging configuration, see <<logging>> for more information. + + +=== Configure limits + +When servicing hundreds of media endpoints, it may be necessary to adjust the +operating system's limit on open file descriptors for the osmo-mgw process. A +typical default limit imposed by operating systems is 1024; this would be +exceeded by, for example, about 256 active voice calls with 4 RTP/RTPC ports +each, sockets for other interfaces not considered yet. + +It should be ok to set an OS limit on open file descriptors as high as 65536 +for osmo-mgw, which practically rules out failure from running out of file +descriptors anywhere (<16,000 active calls). + +When using systemd, the file descriptor limit may be adjusted in the service +file by the `LimitNOFILE` setting ("Number of Open FILE descriptors"). OsmoMGW +ships a systemd service file with a high LimitNOFILE setting. -- To view, visit https://gerrit.osmocom.org/c/osmo-mgw/+/35178?usp=email To unsubscribe, or for help writing mail filters, visit https://gerrit.osmocom.org/settings Gerrit-Project: osmo-mgw Gerrit-Branch: master Gerrit-Change-Id: I46512517bc3b5bb90cac7643e7ac73afba398d36 Gerrit-Change-Number: 35178 Gerrit-PatchSet: 1 Gerrit-Owner: neels <nhofmeyr(a)sysmocom.de> Gerrit-MessageType: newchange

1 year, 6 months

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[S] Change in osmo-hnbgw[master]: systemd,manual: set LimitNOFILE=65536

by fixeria

Attention is currently required from: neels. fixeria has posted comments on this change. ( https://gerrit.osmocom.org/c/osmo-hnbgw/+/35177?usp=email ) Change subject: systemd,manual: set LimitNOFILE=65536 ...................................................................... Patch Set 1: Code-Review+1 -- To view, visit https://gerrit.osmocom.org/c/osmo-hnbgw/+/35177?usp=email To unsubscribe, or for help writing mail filters, visit https://gerrit.osmocom.org/settings Gerrit-Project: osmo-hnbgw Gerrit-Branch: master Gerrit-Change-Id: I5333765199cf9e3e5a570f85b85d2b7423d34a4d Gerrit-Change-Number: 35177 Gerrit-PatchSet: 1 Gerrit-Owner: neels <nhofmeyr(a)sysmocom.de> Gerrit-Reviewer: Jenkins Builder Gerrit-Reviewer: fixeria <vyanitskiy(a)sysmocom.de> Gerrit-Attention: neels <nhofmeyr(a)sysmocom.de> Gerrit-Comment-Date: Thu, 30 Nov 2023 17:29:51 +0000 Gerrit-HasComments: No Gerrit-Has-Labels: Yes Gerrit-MessageType: comment

1 year, 6 months

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[S] Change in osmo-hnbgw[master]: systemd,manual: set LimitNOFILE=65536

by neels

neels has uploaded this change for review. ( https://gerrit.osmocom.org/c/osmo-hnbgw/+/35177?usp=email ) Change subject: systemd,manual: set LimitNOFILE=65536 ...................................................................... systemd,manual: set LimitNOFILE=65536 A typical OS imposed limit is 1024 open FD, which is too low when there are thousands of HNB. In systemd service file, set a super high limit of 65536. In osmo-hnbgw's user manual, add section 'Configure limits' describing this in detail. Related: OS#6256 Related: osmo-bsc I26c4058484b11ff1d035a919bf88824c3af14e71 Change-Id: I5333765199cf9e3e5a570f85b85d2b7423d34a4d --- M contrib/systemd/osmo-hnbgw.service M doc/manuals/chapters/running.adoc 2 files changed, 37 insertions(+), 0 deletions(-) git pull ssh://gerrit.osmocom.org:29418/osmo-hnbgw refs/changes/77/35177/1 diff --git a/contrib/systemd/osmo-hnbgw.service b/contrib/systemd/osmo-hnbgw.service index ba41e24..2307bcc 100644 --- a/contrib/systemd/osmo-hnbgw.service +++ b/contrib/systemd/osmo-hnbgw.service @@ -6,6 +6,7 @@ [Service] Type=simple Restart=always +LimitNOFILE=65536 StateDirectory=osmocom WorkingDirectory=%S/osmocom ExecStart=/usr/bin/osmo-hnbgw -c /etc/osmocom/osmo-hnbgw.cfg diff --git a/doc/manuals/chapters/running.adoc b/doc/manuals/chapters/running.adoc index 45d9b2f..08e1b87 100644 --- a/doc/manuals/chapters/running.adoc +++ b/doc/manuals/chapters/running.adoc @@ -76,6 +76,23 @@ configure a distinct point-code, see <<configure_iucs_iups>>. +=== Configure limits + +When connecting hundreds of HNB to OsmoHNBGW, it may be necessary to adjust the +operating system's limit on open file descriptors for the osmo-hnbgw process. A +typical default limit imposed by operating systems is 1024; this would be +exceeded by, for example, about 1024 HNB on Iuh, sockets for other interfaces +not considered yet. + +It should be ok to set an OS limit on open file descriptors as high as 65536 +for osmo-hnbgw, which practically rules out failure from running out of file +descriptors anywhere (<50,000 HNB). + +When using systemd, the file descriptor limit may be adjusted in the service +file by the `LimitNOFILE` setting ("Number of Open FILE descriptors"). +OsmoHNBGW ships a systemd service file with a high LimitNOFILE setting. + + === Configuring Primary Links [[configure_iucs_iups]] -- To view, visit https://gerrit.osmocom.org/c/osmo-hnbgw/+/35177?usp=email To unsubscribe, or for help writing mail filters, visit https://gerrit.osmocom.org/settings Gerrit-Project: osmo-hnbgw Gerrit-Branch: master Gerrit-Change-Id: I5333765199cf9e3e5a570f85b85d2b7423d34a4d Gerrit-Change-Number: 35177 Gerrit-PatchSet: 1 Gerrit-Owner: neels <nhofmeyr(a)sysmocom.de> Gerrit-MessageType: newchange

1 year, 6 months

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[S] Change in osmo-bsc[master]: systemd,manual: set LimitNOFILE=65536

by neels

neels has submitted this change. ( https://gerrit.osmocom.org/c/osmo-bsc/+/35173?usp=email ) Change subject: systemd,manual: set LimitNOFILE=65536 ...................................................................... systemd,manual: set LimitNOFILE=65536 A typical OS imposed limit is 1024 open FD, which is too low when there are hundreds of BTS. In systemd service file, set a super high limit of 65536. In osmo-bsc's user manual, add section 'Configure limits' describing this in detail. Related: OS#6256 Change-Id: I26c4058484b11ff1d035a919bf88824c3af14e71 --- M contrib/systemd/osmo-bsc.service M doc/manuals/chapters/running.adoc 2 files changed, 37 insertions(+), 0 deletions(-) Approvals: Jenkins Builder: Verified neels: Looks good to me, approved diff --git a/contrib/systemd/osmo-bsc.service b/contrib/systemd/osmo-bsc.service index a345c47..c8dc877 100644 --- a/contrib/systemd/osmo-bsc.service +++ b/contrib/systemd/osmo-bsc.service @@ -7,6 +7,7 @@ [Service] Type=simple Restart=always +LimitNOFILE=65536 StateDirectory=osmocom WorkingDirectory=%S/osmocom ExecStart=/usr/bin/osmo-bsc -c /etc/osmocom/osmo-bsc.cfg -s diff --git a/doc/manuals/chapters/running.adoc b/doc/manuals/chapters/running.adoc index 9ff546c..0c6d4fb 100644 --- a/doc/manuals/chapters/running.adoc +++ b/doc/manuals/chapters/running.adoc @@ -69,6 +69,24 @@ has to configure a distinct point-code. See <<cs7_config>>. +=== Configure limits + +When connecting hundreds of TRX to OsmoBSC, it may be necessary to adjust the +operating system's limit on open file descriptors for the osmo-bsc process. A +typical default limit imposed by operating systems is 1024; this would be +exceeded by, for example, about 205 BTS with 4 TRX each. (Each BTS with 4 TRX +requires 5 file descriptors for Abis; 205 * 5 already exceeds 1024, sockets for +other interfaces not considered yet.) + +It should be ok to set an OS limit on open file descriptors as high as 65536 +for osmo-bsc, which practically rules out failure from running out of file +descriptors anywhere (<50,000 TRX). + +When using systemd, the file descriptor limit may be adjusted in the service +file by the `LimitNOFILE` setting ("Number of Open FILE descriptors"). OsmoBSC +ships a systemd service file with a high LimitNOFILE setting. + + === Configure primary links ==== Connect to an MSC's _A_ interface -- To view, visit https://gerrit.osmocom.org/c/osmo-bsc/+/35173?usp=email To unsubscribe, or for help writing mail filters, visit https://gerrit.osmocom.org/settings Gerrit-Project: osmo-bsc Gerrit-Branch: master Gerrit-Change-Id: I26c4058484b11ff1d035a919bf88824c3af14e71 Gerrit-Change-Number: 35173 Gerrit-PatchSet: 3 Gerrit-Owner: neels <nhofmeyr(a)sysmocom.de> Gerrit-Reviewer: Jenkins Builder Gerrit-Reviewer: fixeria <vyanitskiy(a)sysmocom.de> Gerrit-Reviewer: neels <nhofmeyr(a)sysmocom.de> Gerrit-Reviewer: osmith <osmith(a)sysmocom.de> Gerrit-Reviewer: pespin <pespin(a)sysmocom.de> Gerrit-MessageType: merged

1 year, 6 months

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[S] Change in osmo-bsc[master]: systemd,manual: set LimitNOFILE=65536

by neels

Attention is currently required from: fixeria, osmith, pespin. neels has posted comments on this change. ( https://gerrit.osmocom.org/c/osmo-bsc/+/35173?usp=email ) Change subject: systemd,manual: set LimitNOFILE=65536 ...................................................................... Patch Set 3: Code-Review+2 (1 comment) File doc/manuals/chapters/running.adoc: https://gerrit.osmocom.org/c/osmo-bsc/+/35173/comment/04581481_bcd3375b PS2, Line 87: e a > none of you spotted the typo =) Done -- To view, visit https://gerrit.osmocom.org/c/osmo-bsc/+/35173?usp=email To unsubscribe, or for help writing mail filters, visit https://gerrit.osmocom.org/settings Gerrit-Project: osmo-bsc Gerrit-Branch: master Gerrit-Change-Id: I26c4058484b11ff1d035a919bf88824c3af14e71 Gerrit-Change-Number: 35173 Gerrit-PatchSet: 3 Gerrit-Owner: neels <nhofmeyr(a)sysmocom.de> Gerrit-Reviewer: Jenkins Builder Gerrit-Reviewer: fixeria <vyanitskiy(a)sysmocom.de> Gerrit-Reviewer: neels <nhofmeyr(a)sysmocom.de> Gerrit-Reviewer: osmith <osmith(a)sysmocom.de> Gerrit-Reviewer: pespin <pespin(a)sysmocom.de> Gerrit-Attention: osmith <osmith(a)sysmocom.de> Gerrit-Attention: pespin <pespin(a)sysmocom.de> Gerrit-Attention: fixeria <vyanitskiy(a)sysmocom.de> Gerrit-Comment-Date: Thu, 30 Nov 2023 17:04:31 +0000 Gerrit-HasComments: Yes Gerrit-Has-Labels: Yes Comment-In-Reply-To: neels <nhofmeyr(a)sysmocom.de> Gerrit-MessageType: comment

1 year, 6 months

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[S] Change in osmo-bsc[master]: systemd,manual: set LimitNOFILE=65536

by neels

Attention is currently required from: fixeria, osmith, pespin. neels has posted comments on this change. ( https://gerrit.osmocom.org/c/osmo-bsc/+/35173?usp=email ) Change subject: systemd,manual: set LimitNOFILE=65536 ...................................................................... Patch Set 2: (1 comment) File doc/manuals/chapters/running.adoc: https://gerrit.osmocom.org/c/osmo-bsc/+/35173/comment/8d3788e3_cd5ed745 PS2, Line 87: e a none of you spotted the typo =) -- To view, visit https://gerrit.osmocom.org/c/osmo-bsc/+/35173?usp=email To unsubscribe, or for help writing mail filters, visit https://gerrit.osmocom.org/settings Gerrit-Project: osmo-bsc Gerrit-Branch: master Gerrit-Change-Id: I26c4058484b11ff1d035a919bf88824c3af14e71 Gerrit-Change-Number: 35173 Gerrit-PatchSet: 2 Gerrit-Owner: neels <nhofmeyr(a)sysmocom.de> Gerrit-Reviewer: Jenkins Builder Gerrit-Reviewer: fixeria <vyanitskiy(a)sysmocom.de> Gerrit-Reviewer: osmith <osmith(a)sysmocom.de> Gerrit-Reviewer: pespin <pespin(a)sysmocom.de> Gerrit-Attention: osmith <osmith(a)sysmocom.de> Gerrit-Attention: pespin <pespin(a)sysmocom.de> Gerrit-Attention: fixeria <vyanitskiy(a)sysmocom.de> Gerrit-Comment-Date: Thu, 30 Nov 2023 17:04:17 +0000 Gerrit-HasComments: Yes Gerrit-Has-Labels: No Gerrit-MessageType: comment

1 year, 6 months

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[S] Change in osmo-bsc[master]: systemd,manual: set LimitNOFILE=65536

by neels

Attention is currently required from: fixeria, neels, osmith, pespin. Hello Jenkins Builder, fixeria, osmith, pespin, I'd like you to reexamine a change. Please visit https://gerrit.osmocom.org/c/osmo-bsc/+/35173?usp=email to look at the new patch set (#3). The following approvals got outdated and were removed: Code-Review+1 by fixeria, Code-Review+1 by osmith, Code-Review+2 by pespin, Verified+1 by Jenkins Builder The change is no longer submittable: Code-Review and Verified are unsatisfied now. Change subject: systemd,manual: set LimitNOFILE=65536 ...................................................................... systemd,manual: set LimitNOFILE=65536 A typical OS imposed limit is 1024 open FD, which is too low when there are hundreds of BTS. In systemd service file, set a super high limit of 65536. In osmo-bsc's user manual, add section 'Configure limits' describing this in detail. Related: OS#6256 Change-Id: I26c4058484b11ff1d035a919bf88824c3af14e71 --- M contrib/systemd/osmo-bsc.service M doc/manuals/chapters/running.adoc 2 files changed, 37 insertions(+), 0 deletions(-) git pull ssh://gerrit.osmocom.org:29418/osmo-bsc refs/changes/73/35173/3 -- To view, visit https://gerrit.osmocom.org/c/osmo-bsc/+/35173?usp=email To unsubscribe, or for help writing mail filters, visit https://gerrit.osmocom.org/settings Gerrit-Project: osmo-bsc Gerrit-Branch: master Gerrit-Change-Id: I26c4058484b11ff1d035a919bf88824c3af14e71 Gerrit-Change-Number: 35173 Gerrit-PatchSet: 3 Gerrit-Owner: neels <nhofmeyr(a)sysmocom.de> Gerrit-Reviewer: Jenkins Builder Gerrit-Reviewer: fixeria <vyanitskiy(a)sysmocom.de> Gerrit-Reviewer: osmith <osmith(a)sysmocom.de> Gerrit-Reviewer: pespin <pespin(a)sysmocom.de> Gerrit-Attention: osmith <osmith(a)sysmocom.de> Gerrit-Attention: neels <nhofmeyr(a)sysmocom.de> Gerrit-Attention: pespin <pespin(a)sysmocom.de> Gerrit-Attention: fixeria <vyanitskiy(a)sysmocom.de> Gerrit-MessageType: newpatchset

1 year, 6 months

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[M] Change in libosmocore[master]: osmo_io: Remove union in struct osmo_io_ops

by daniel

Attention is currently required from: arehbein, laforge, pespin. daniel has posted comments on this change. ( https://gerrit.osmocom.org/c/libosmocore/+/35079?usp=email ) Change subject: osmo_io: Remove union in struct osmo_io_ops ...................................................................... Patch Set 4: (1 comment) Patchset: PS4: > So you set mode (which is usually a hardcoded value in the code), and then an ops, which is also a h […] Thanks for the clarification. Maybe @laforge@gnumonks.org can join in since he was has experienced this issue. -- To view, visit https://gerrit.osmocom.org/c/libosmocore/+/35079?usp=email To unsubscribe, or for help writing mail filters, visit https://gerrit.osmocom.org/settings Gerrit-Project: libosmocore Gerrit-Branch: master Gerrit-Change-Id: I138d57843edc29000530bb7896bcb239002ecbec Gerrit-Change-Number: 35079 Gerrit-PatchSet: 4 Gerrit-Owner: daniel <dwillmann(a)sysmocom.de> Gerrit-Reviewer: Jenkins Builder Gerrit-Reviewer: arehbein <arehbein(a)sysmocom.de> Gerrit-Reviewer: laforge <laforge(a)osmocom.org> Gerrit-CC: pespin <pespin(a)sysmocom.de> Gerrit-Attention: arehbein <arehbein(a)sysmocom.de> Gerrit-Attention: laforge <laforge(a)osmocom.org> Gerrit-Attention: pespin <pespin(a)sysmocom.de> Gerrit-Comment-Date: Thu, 30 Nov 2023 15:45:42 +0000 Gerrit-HasComments: Yes Gerrit-Has-Labels: No Comment-In-Reply-To: pespin <pespin(a)sysmocom.de> Comment-In-Reply-To: daniel <dwillmann(a)sysmocom.de> Gerrit-MessageType: comment

1 year, 6 months

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