Maria Matejka
67875e76d9
Safer cleanup of table auxiliary routines
2024-06-19 12:36:55 +02:00
Maria Matejka
dda37842dc
No page flush before polling
...
The maximum amount of locally kept pages is 128 so we can just
well keep the half-meg of RAM allocated and prepared for future use.
2024-06-18 11:02:51 +02:00
Maria Matejka
a1405a5bc7
Prefilter runs before generating feeds
2024-06-16 21:36:45 +02:00
Maria Matejka
d6233b4de0
Table cork now uses callbacks and direct flush to uncork
2024-06-15 23:31:44 +02:00
Maria Matejka
83045e9a1f
Configuration obstacles made a separate, explicit structure
...
With this, one can walk the obstacle list in a debugger and
easier see which specific object is holding the reference.
2024-06-14 23:16:07 +02:00
Maria Matejka
61dcbb1d83
Global runtime values separated from config
2024-06-14 23:16:07 +02:00
Maria Matejka
73ad0e2dcb
CLI: Show symbols, route and mpls explicitly passes the actual config to the show function
2024-06-14 23:16:07 +02:00
Maria Matejka
c4fbc5592d
Filter global values are not used directly from config
2024-06-14 23:16:07 +02:00
Maria Matejka
397eee5a00
Config: Removed obsolete force_restart option when commiting
2024-06-14 23:16:07 +02:00
Maria Matejka
ea996d8403
CLI keeps its active config pointer explicitly
2024-06-14 23:16:07 +02:00
Maria Matejka
f5fd70c54a
Callback: bundling event with its target
2024-06-14 23:16:07 +02:00
Maria Matejka
4ac55615e4
BGP and HCU uncorking is processed in the right loop
...
closes #86
The uncork events are running from mainloop so these should just
dispatch the right event to the right loop. Doing anything long there
is bad for performance and latency as the uncork list may be huge.
2024-06-12 22:40:17 +02:00
Maria Matejka
3ed192edc3
Table: RCU synchronization moved to lfjour
...
the sync is actually needed when the pages get freed, not precisely
after every item cleanup, as the data technically stays intact until the
deferred free's are called.
2024-06-12 18:07:40 +02:00
Maria Matejka
bd05dd7304
Netindex cleanup calls synchronize_rcu() by batches
2024-06-12 14:48:33 +02:00
Maria Matejka
95d8329043
Table: fixed export_all flush when export_best is idle
2024-06-12 14:48:33 +02:00
Maria Matejka
0e42398304
Removed unnecessary recursion from rt_export_get()
2024-06-12 14:48:33 +02:00
Maria Matejka
76a1998ff5
Netindex rehash debug
2024-06-12 14:48:33 +02:00
Maria Matejka
9991fbbe0b
TMP: table best-all cleanup debug
2024-06-12 14:48:33 +02:00
Maria Matejka
ea4aef2a14
Memory allocator tweaking
...
TODO: make this configurable
2024-06-12 14:48:33 +02:00
Maria Matejka
951d0422fa
Attributes: fix collision on free-lookup
...
Freeing the eattrs is tricky as somebody else may find them
via RTA-unlocked lookup inbetween.
2024-06-12 14:48:33 +02:00
Maria Matejka
5c8179d63a
Time accounting must be done by coarse timers
...
on some ARM, the precise timers are too slow to be actually useful
2024-06-12 14:48:33 +02:00
Maria Matejka
4d01ca3e8f
Every table has its own netindex now
...
It's obnoxiously slow to walk over sparse tables.
2024-06-12 14:48:33 +02:00
Maria Matejka
d8c0faaec9
Netindex cleanup now doesn't need to unlock to synchronize RCU
2024-06-12 14:48:33 +02:00
Maria Matejka
a146abc8fd
Revert (partial) "Route attributes now use the common lockfree usecount"
...
This partially reverts commit d617801c31
.
The common lockfree doesn't work well for high-volume structures like
eattr cache because it expects the structure to be cleaned up by a
sweeper routine ... which is very ineffective for >1M records.
OTOH, we need the deferred ea_free in all cases ... so keeping that.
2024-06-12 14:48:33 +02:00
Maria Matejka
8e240fc44f
Table best feed collision fix
2024-06-12 14:48:33 +02:00
Maria Matejka
47e493f228
Dropped net_resolve_index from feeder fast path
2024-06-12 14:48:33 +02:00
Maria Matejka
ab1697d7a0
Next hop update is split by time, not by number of routes
2024-06-12 14:48:33 +02:00
Maria Matejka
2e882d4a7d
IO Loop: process socket reads only after timers and events are done
2024-06-12 14:48:33 +02:00
Maria Matejka
f45c519039
BGP: splitting TX by time, not number of messages sent
2024-06-12 14:48:33 +02:00
Maria Matejka
0827797e6e
Table: pruning is deferred by task time, not by item count
2024-06-12 14:48:33 +02:00
Maria Matejka
464d483af4
Channel: postpone the export event when stopping
2024-06-12 14:48:33 +02:00
Maria Matejka
50d7287741
IO Threads: scheduler debug shows info on next loop to run
2024-06-12 14:48:33 +02:00
Maria Matejka
1180f25123
Threads: smoothening loop pickup and less aggressive dropping
2024-06-12 14:48:33 +02:00
Maria Matejka
8ad9c946e1
IO loop picker fixed
...
Now if the thread finds out that it actually isn't busy,
it unsets the business status and picks something up right away.
2024-06-12 14:48:33 +02:00
Maria Matejka
4bca3b9f86
Task-in-limit checker hacked for mainloop
2024-06-12 14:48:33 +02:00
Maria Matejka
d7cf378003
Table: too fast export validity check replaced with just a retry
2024-06-12 14:48:33 +02:00
Maria Matejka
661193cf98
Thread IO: a little bit faster RX repeat
2024-06-12 14:48:33 +02:00
Maria Matejka
f516d7cfe9
Netindex: fix absurd hash parameters
2024-06-12 14:48:33 +02:00
Maria Matejka
6d79433a44
Converted ea cache to spinhash
2024-06-12 14:48:33 +02:00
Maria Matejka
fece55b810
Netindex: converted to spinlocked hash
2024-06-12 14:48:33 +02:00
Maria Matejka
1032bf2543
Hash: Added a spinlocked variant
...
The spinlocked hash has a main rw spinlock for the data blocks
and then a rw spinlock for each hash chain. Rehashing is asynchronous,
running from an event, and it happens chain-wise, never blocking more
than one chain at a time.
2024-06-12 14:48:33 +02:00
Maria Matejka
d4733b28d9
Dropping netindex fragile manipulation
...
Now the netindex doesn't expose its internals and can be converted
to the spinlocked implementation much easier.
2024-06-12 09:23:50 +02:00
Maria Matejka
b15eb4b546
roa_check() uses the auxiliary table
2024-06-12 09:23:50 +02:00
Maria Matejka
499d5e6fb3
ROA tables have now an auxiliary table
...
There is an IP table for every ROA table, holding special records
combining all known ROAs for every top-prefix.
The ROA digestor is now an IP digestor, running over the auxiliary
table.
2024-06-12 09:23:50 +02:00
Maria Matejka
602595fe10
Attributes: cleanup
...
Dropping EAF_TYPE__MAX and adding a check for forgotten
ea class registration
2024-06-12 09:23:50 +02:00
Maria Matejka
bf961ba405
Threads shouldn't drop stopping loops
2024-06-12 09:23:50 +02:00
Maria Matejka
0fb9177374
Loop scheduler tracing options configurable
2024-06-12 09:23:50 +02:00
Maria Matejka
67e9a37291
Fixed nanoseconds in IO loop time limiter
2024-06-12 09:23:50 +02:00
Maria Matejka
45cd4bbe9c
Fixed deferred route freeing crash
...
The sending channel may be already gone when rte_free_deferred()
is finally called so we have to log about route freeing in the
synchronous call instead.
2024-06-12 09:23:50 +02:00
Maria Matejka
b548ffe197
Fixed non-exporting protocol reload crash
2024-06-12 09:23:50 +02:00