Linux

add build option debug-disk-pool to log disk buffers allocated by category #3275

Job	Run time
build (asio-debugging=on picker-debugging=on)	4m 44s
check headers	4m 35s
build (extensions=off logging=off streaming=off super-seeding=off share-mode=off predictive-piece...	3m 41s
clang-tidy	10m 7s
build (crypto=gcrypt)	4m 20s
build (mmap-disk-io=off)	5m 20s
build dist (ubuntu-20.04)	2m 39s
Fuzzers	16m 10s
build dist (ubuntu-22.04)	2m 13s
pre-commit	28s
Simulations	8m 48s
Tests (webtorrent=on address-sanitizer=norecover undefined-sanitizer=norecover crypto=openssl)	11m 32s
Tests (toolset=clang logging=off address-sanitizer=norecover undefined-sanitizer=norecover)	16m 2s
Tests (thread-sanitizer=norecover crypto=openssl release debug-symbols=on cxxflags=-Wno-tsan)	11m 53s
Tests (crypto=gnutls)	6m 1s
Tests (deprecated-functions=off)	7m 4s
	1h 55m 37s

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