[缺陷描述]： Anck 5.10 aarch64 alitests下6条coldpgs相关的用例Can't get enough cold page cache 失败用例： coldpgs_global_reclaim01 coldpgs_global_reclaim02 coldpgs_global_reclaim03 coldpgs_memcg_reclaim02 coldpgs_memcg_reclaim02 coldpgs_memcg_reclaim03 失败日志如下： <<<test_start>>> tag=coldpgs_global_reclaim01 stime=1663266281 cmdline="coldpgs_global_reclaim01.sh" contacts="" analysis=exit <<<test_output>>> coldpgs_global_reclaim01 1 TINFO: Create test file: test.data 128M 128+0 records in 128+0 records out 134217728 bytes (134 MB, 128 MiB) copied, 0.149666 s, 897 MB/s coldpgs_global_reclaim01 1 TINFO: Test with memory cgroup: /sys/fs/cgroup/memory/test1855999 262144+0 records in 262144+0 records out 134217728 bytes (134 MB, 128 MiB) copied, 0.721505 s, 186 MB/s coldpgs_global_reclaim01 1 TFAIL: Can't get enough cold page cache Summary: passed 0 failed 1 skipped 0 warnings 0 <<<execution_status>>> initiation_status="ok" duration=303 termination_type=exited termination_id=1 corefile=no cutime=73 cstime=170 <<<test_end>>> <<<test_start>>> tag=coldpgs_global_reclaim02 stime=1663266584 cmdline="coldpgs_global_reclaim02.sh" contacts="" analysis=exit <<<test_output>>> coldpgs_global_reclaim02 1 TINFO: Set scan_period_in_seconds = 15 coldpgs_global_reclaim02 1 TINFO: Set scan_target = page_cache coldpgs_global_reclaim02 1 TINFO: Create 3 test files (each file 128M) coldpgs_global_reclaim02 1 TINFO: Create 3 testing cgroups coldpgs_global_reclaim02 1 TINFO: Load page caches load_pagecaches -c /sys/fs/cgroup/memory/test856730/cgtest1/tasks /tmp/ltp-MDxPc8Nnc3/LTP_coldpgs_global_reclaim02.3kmay6whYL/testfile1 load_pagecaches -c /sys/fs/cgroup/memory/test856730/cgtest2/tasks /tmp/ltp-MDxPc8Nnc3/LTP_coldpgs_global_reclaim02.3kmay6whYL/testfile2 load_pagecaches -c /sys/fs/cgroup/memory/test856730/cgtest3/tasks /tmp/ltp-MDxPc8Nnc3/LTP_coldpgs_global_reclaim02.3kmay6whYL/testfile3 coldpgs_global_reclaim02 1 TINFO: wait some time to get 402653184 bytes memory idle Read through the file /tmp/ltp-MDxPc8Nnc3/LTP_coldpgs_global_reclaim02.3kmay6whYL/testfile1 (size: 134217728): done Read through the file /tmp/ltp-MDxPc8Nnc3/LTP_coldpgs_global_reclaim02.3kmay6whYL/testfile2 (size: 134217728): done Read through the file /tmp/ltp-MDxPc8Nnc3/LTP_coldpgs_global_reclaim02.3kmay6whYL/testfile3 (size: 134217728): done coldpgs_global_reclaim02 1 TINFO: Set /sys/kernel/mm/coldpgs/threshold 2 coldpgs_global_reclaim02 1 TINFO: Expected memory dropped: 393216 coldpgs_global_reclaim02 1 TINFO: Actual memory dropped: 312124 coldpgs_global_reclaim02 1 TFAIL: Failed to drop cold page caches coldpgs_global_reclaim02 1 TINFO: dropped pagecage in memory.coldpgs.stats: 312124 coldpgs_global_reclaim02 1 TINFO: dropped pagecage in system view: -311984 coldpgs_global_reclaim02 1 TINFO: Stop background worker tasks Summary: passed 0 failed 1 skipped 0 warnings 0 <<<execution_status>>> initiation_status="ok" duration=1022 termination_type=exited termination_id=1 corefile=no cutime=656 cstime=684 <<<test_end>>> <<<test_start>>> tag=coldpgs_global_reclaim03 stime=1663267606 cmdline="coldpgs_global_reclaim03.sh" contacts="" analysis=exit <<<test_output>>> coldpgs_global_reclaim03 1 TINFO: Set scan_period_in_seconds = 15 coldpgs_global_reclaim03 1 TINFO: Set scan_target = page_cache coldpgs_global_reclaim03 1 TINFO: Create 3 test files (each file 128M) coldpgs_global_reclaim03 1 TINFO: Create 3 testing cgroups coldpgs_global_reclaim03 1 TINFO: Load page caches load_pagecaches -c /sys/fs/cgroup/memory/test3232622/cgtest1/tasks -w -l /tmp/ltp-MDxPc8Nnc3/LTP_coldpgs_global_reclaim03.ChvndCUnis/testfile1 load_pagecaches -c /sys/fs/cgroup/memory/test3232622/cgtest2/tasks -w -l /tmp/ltp-MDxPc8Nnc3/LTP_coldpgs_global_reclaim03.ChvndCUnis/testfile2 load_pagecaches -c /sys/fs/cgroup/memory/test3232622/cgtest3/tasks -w -l /tmp/ltp-MDxPc8Nnc3/LTP_coldpgs_global_reclaim03.ChvndCUnis/testfile3 coldpgs_global_reclaim03 1 TINFO: wait some time to get 402653184 bytes memory idle coldpgs_global_reclaim03 1 TFAIL: failed to get 402653184 bytes memory idle coldpgs_global_reclaim03 1 TINFO: Set /sys/kernel/mm/coldpgs/threshold 2 coldpgs_global_reclaim03 1 TINFO: Expected memory dropped: 0 coldpgs_global_reclaim03 1 TINFO: Actual memory dropped: 0 coldpgs_global_reclaim03 1 TPASS: With reclaim_locked_mem=0, 0 KB locked memory is reclaimed as expected coldpgs_global_reclaim03 1 TINFO: Stop background worker tasks Read through the file /tmp/ltp-MDxPc8Nnc3/LTP_coldpgs_global_reclaim03.ChvndCUnis/testfile1 (size: 134217728): done Read through the file /tmp/ltp-MDxPc8Nnc3/LTP_coldpgs_global_reclaim03.ChvndCUnis/testfile2 (size: 134217728): done Read through the file /tmp/ltp-MDxPc8Nnc3/LTP_coldpgs_global_reclaim03.ChvndCUnis/testfile3 (size: 134217728): done coldpgs_global_reclaim03 2 TINFO: Set scan_period_in_seconds = 15 coldpgs_global_reclaim03 2 TINFO: Set scan_target = page_cache coldpgs_global_reclaim03 2 TINFO: Create 3 test files (each file 128M) coldpgs_global_reclaim03 2 TINFO: Create 3 testing cgroups coldpgs_global_reclaim03 2 TINFO: Load page caches load_pagecaches -c /sys/fs/cgroup/memory/test3232622/cgtest1/tasks -w -l /tmp/ltp-MDxPc8Nnc3/LTP_coldpgs_global_reclaim03.ChvndCUnis/testfile1 load_pagecaches -c /sys/fs/cgroup/memory/test3232622/cgtest2/tasks -w -l /tmp/ltp-MDxPc8Nnc3/LTP_coldpgs_global_reclaim03.ChvndCUnis/testfile2 load_pagecaches -c /sys/fs/cgroup/memory/test3232622/cgtest3/tasks -w -l /tmp/ltp-MDxPc8Nnc3/LTP_coldpgs_global_reclaim03.ChvndCUnis/testfile3 coldpgs_global_reclaim03 2 TINFO: wait some time to get 402653184 bytes memory idle coldpgs_global_reclaim03 2 TFAIL: failed to get 402653184 bytes memory idle coldpgs_global_reclaim03 2 TINFO: Set /sys/kernel/mm/coldpgs/threshold 2 coldpgs_global_reclaim03 2 TINFO: Expected memory dropped: 393216 coldpgs_global_reclaim03 2 TINFO: Actual memory dropped: 115984 coldpgs_global_reclaim03 2 TFAIL: With reclaim_locked_mem=1, 115984 KB locked memory is reclaimed, but expect 393216 coldpgs_global_reclaim03 2 TINFO: dropped pagecage in system view: -115784 KB coldpgs_global_reclaim03 2 TINFO: Stop background worker tasks Read through the file /tmp/ltp-MDxPc8Nnc3/LTP_coldpgs_global_reclaim03.ChvndCUnis/testfile1 (size: 134217728): done Read through the file /tmp/ltp-MDxPc8Nnc3/LTP_coldpgs_global_reclaim03.ChvndCUnis/testfile2 (size: 134217728): done Read through the file /tmp/ltp-MDxPc8Nnc3/LTP_coldpgs_global_reclaim03.ChvndCUnis/testfile3 (size: 134217728): done Summary: passed 1 failed 3 skipped 0 warnings 0 <<<execution_status>>> initiation_status="ok" duration=2070 termination_type=exited termination_id=1 corefile=no cutime=1396 cstime=1479 <<<test_end>>> <<<test_start>>> tag=coldpgs_memcg_reclaim01 stime=1663269676 cmdline=" coldpgs_memcg_reclaim01.sh" contacts="" analysis=exit <<<test_output>>> coldpgs_memcg_reclaim01 1 TINFO: Create test file: test.data 128M 128+0 records in 128+0 records out 134217728 bytes (134 MB, 128 MiB) copied, 0.149454 s, 898 MB/s coldpgs_memcg_reclaim01 1 TINFO: Test with memory cgroup: /sys/fs/cgroup/memory/test4078749 262144+0 records in 262144+0 records out 134217728 bytes (134 MB, 128 MiB) copied, 0.716944 s, 187 MB/s coldpgs_memcg_reclaim01 1 TFAIL: Can't get enough cold page cache Summary: passed 0 failed 1 skipped 0 warnings 0 <<<execution_status>>> initiation_status="ok" duration=303 termination_type=exited termination_id=1 corefile=no cutime=75 cstime=166 <<<test_end>>> <<<test_start>>> tag=coldpgs_memcg_reclaim02 stime=1663269979 cmdline=" coldpgs_memcg_reclaim02.sh" contacts="" analysis=exit <<<test_output>>> coldpgs_memcg_reclaim02 1 TINFO: Set scan_period_in_seconds = 15 coldpgs_memcg_reclaim02 1 TINFO: Set scan_target = page_cache coldpgs_memcg_reclaim02 1 TINFO: Create 3 test files (each file 128M) coldpgs_memcg_reclaim02 1 TINFO: Create 3 testing cgroups coldpgs_memcg_reclaim02 1 TINFO: Load page caches load_pagecaches -c /sys/fs/cgroup/memory/test3077685/cgtest1/tasks /tmp/ltp-MDxPc8Nnc3/LTP_coldpgs_memcg_reclaim02.vXKbpN9qIy/testfile1 load_pagecaches -c /sys/fs/cgroup/memory/test3077685/cgtest2/tasks /tmp/ltp-MDxPc8Nnc3/LTP_coldpgs_memcg_reclaim02.vXKbpN9qIy/testfile2 load_pagecaches -c /sys/fs/cgroup/memory/test3077685/cgtest3/tasks /tmp/ltp-MDxPc8Nnc3/LTP_coldpgs_memcg_reclaim02.vXKbpN9qIy/testfile3 coldpgs_memcg_reclaim02 1 TINFO: wait some time to get 402653184 bytes memory idle Read through the file /tmp/ltp-MDxPc8Nnc3/LTP_coldpgs_memcg_reclaim02.vXKbpN9qIy/testfile1 (size: 134217728): done Read through the file /tmp/ltp-MDxPc8Nnc3/LTP_coldpgs_memcg_reclaim02.vXKbpN9qIy/testfile2 (size: 134217728): done Read through the file /tmp/ltp-MDxPc8Nnc3/LTP_coldpgs_memcg_reclaim02.vXKbpN9qIy/testfile3 (size: 134217728): done coldpgs_memcg_reclaim02 1 TINFO: Set memory.coldpgs.threshold = 2 coldpgs_memcg_reclaim02 1 TINFO: Set memory.coldpgs.size = 134217728 coldpgs_memcg_reclaim02 1 TINFO: Expected memory dropped: 393216 coldpgs_memcg_reclaim02 1 TINFO: Actual memory dropped: 298212 coldpgs_memcg_reclaim02 1 TFAIL: Failed to drop cold page caches coldpgs_memcg_reclaim02 1 TINFO: dropped pagecage in system view: -297368 coldpgs_memcg_reclaim02 1 TINFO: Stop background worker tasks Summary: passed 0 failed 1 skipped 0 warnings 0 <<<execution_status>>> initiation_status="ok" duration=1016 termination_type=exited termination_id=1 corefile=no cutime=629 cstime=698 <<<test_end>>> <<<test_start>>> tag=coldpgs_memcg_reclaim03 stime=1663270995 cmdline=" coldpgs_memcg_reclaim03.sh" contacts="" analysis=exit <<<test_output>>> coldpgs_memcg_reclaim03 1 TINFO: Set scan_period_in_seconds = 15 coldpgs_memcg_reclaim03 1 TINFO: Set scan_target = page_cache coldpgs_memcg_reclaim03 1 TINFO: Create 3 test files (each file 128M) coldpgs_memcg_reclaim03 1 TINFO: Create 3 testing cgroups coldpgs_memcg_reclaim03 1 TINFO: Load page caches load_pagecaches -c /sys/fs/cgroup/memory/test1202199/cgtest1/tasks -w -l /tmp/ltp-MDxPc8Nnc3/LTP_coldpgs_memcg_reclaim03.TcSZf1S376/testfile1 load_pagecaches -c /sys/fs/cgroup/memory/test1202199/cgtest2/tasks -w -l /tmp/ltp-MDxPc8Nnc3/LTP_coldpgs_memcg_reclaim03.TcSZf1S376/testfile2 load_pagecaches -c /sys/fs/cgroup/memory/test1202199/cgtest3/tasks -w -l /tmp/ltp-MDxPc8Nnc3/LTP_coldpgs_memcg_reclaim03.TcSZf1S376/testfile3 coldpgs_memcg_reclaim03 1 TINFO: wait some time to get 402653184 bytes memory idle coldpgs_memcg_reclaim03 1 TFAIL: failed to get 402653184 bytes memory idle coldpgs_memcg_reclaim03 1 TINFO: Set memory.coldpgs.threshold = 2 coldpgs_memcg_reclaim03 1 TINFO: Set memory.coldpgs.size = 134217728 coldpgs_memcg_reclaim03 1 TINFO: Expected memory dropped: 0 coldpgs_memcg_reclaim03 1 TINFO: Actual memory dropped: 0 coldpgs_memcg_reclaim03 1 TPASS: With reclaim_locked_mem=0, 0 KB locked memory is reclaimed as expected coldpgs_memcg_reclaim03 1 TINFO: Stop background worker tasks Read through the file /tmp/ltp-MDxPc8Nnc3/LTP_coldpgs_memcg_reclaim03.TcSZf1S376/testfile1 (size: 134217728): done Read through the file /tmp/ltp-MDxPc8Nnc3/LTP_coldpgs_memcg_reclaim03.TcSZf1S376/testfile2 (size: 134217728): done Read through the file /tmp/ltp-MDxPc8Nnc3/LTP_coldpgs_memcg_reclaim03.TcSZf1S376/testfile3 (size: 134217728): done coldpgs_memcg_reclaim03 2 TINFO: Set scan_period_in_seconds = 15 coldpgs_memcg_reclaim03 2 TINFO: Set scan_target = page_cache coldpgs_memcg_reclaim03 2 TINFO: Create 3 test files (each file 128M) coldpgs_memcg_reclaim03 2 TINFO: Create 3 testing cgroups coldpgs_memcg_reclaim03 2 TINFO: Load page caches load_pagecaches -c /sys/fs/cgroup/memory/test1202199/cgtest1/tasks -w -l /tmp/ltp-MDxPc8Nnc3/LTP_coldpgs_memcg_reclaim03.TcSZf1S376/testfile1 load_pagecaches -c /sys/fs/cgroup/memory/test1202199/cgtest2/tasks -w -l /tmp/ltp-MDxPc8Nnc3/LTP_coldpgs_memcg_reclaim03.TcSZf1S376/testfile2 load_pagecaches -c /sys/fs/cgroup/memory/test1202199/cgtest3/tasks -w -l /tmp/ltp-MDxPc8Nnc3/LTP_coldpgs_memcg_reclaim03.TcSZf1S376/testfile3 coldpgs_memcg_reclaim03 2 TINFO: wait some time to get 402653184 bytes memory idle coldpgs_memcg_reclaim03 2 TFAIL: failed to get 402653184 bytes memory idle coldpgs_memcg_reclaim03 2 TINFO: Set memory.coldpgs.threshold = 2 coldpgs_memcg_reclaim03 2 TINFO: Set memory.coldpgs.size = 134217728 coldpgs_memcg_reclaim03 2 TINFO: Expected memory dropped: 393216 coldpgs_memcg_reclaim03 2 TINFO: Actual memory dropped: 91428 coldpgs_memcg_reclaim03 2 TFAIL: With reclaim_locked_mem=1, 91428 KB locked memory is reclaimed, but expect 393216 coldpgs_memcg_reclaim03 2 TINFO: dropped pagecage in system view: -90720 KB coldpgs_memcg_reclaim03 2 TINFO: Stop background worker tasks Read through the file /tmp/ltp-MDxPc8Nnc3/LTP_coldpgs_memcg_reclaim03.TcSZf1S376/testfile1 (size: 134217728): done Read through the file /tmp/ltp-MDxPc8Nnc3/LTP_coldpgs_memcg_reclaim03.TcSZf1S376/testfile2 (size: 134217728): done Read through the file /tmp/ltp-MDxPc8Nnc3/LTP_coldpgs_memcg_reclaim03.TcSZf1S376/testfile3 (size: 134217728): done Summary: passed 1 failed 3 skipped 0 warnings 0 <<<execution_status>>> initiation_status="ok" duration=2070 termination_type=exited termination_id=1 corefile=no cutime=1361 cstime=1466 <<<test_end>>> 日志详情： https://sam-autotest.oss-cn-hangzhou-zmf.aliyuncs.com/103536/alitests_16632449828511974437/1/alitests.run.log?OSSAccessKeyId=LTAIV2q6AXNHBUnv&Expires=1663304555&Signature=F3GrOWlkT6iTUoF0/jMykpH1j3A%3D 内核信息： uname -r 5.10.134-390.git.340957ba0.an8.aarch64 版本信息： cat /etc/os-release NAME="Anolis OS" VERSION="8.2" ID="anolis" ID_LIKE="rhel fedora centos" VERSION_ID="8.2" PLATFORM_ID="platform:an8" PRETTY_NAME="Anolis OS 8.2" ANSI_COLOR="0;31" HOME_URL="https://openanolis.org/" 内存信息： free -g total used free shared buff/cache available Mem: 753 6 746 0 0 744 cpu信息： lscpu Architecture: aarch64 Byte Order: Little Endian CPU(s): 96 On-line CPU(s) list: 0-95 Thread(s) per core: 1 Core(s) per socket: 48 Socket(s): 2 NUMA node(s): 1 Vendor ID: HiSilicon BIOS Vendor ID: HiSilicon Model: 0 Model name: Kunpeng-920 BIOS Model name: HUAWEI Kunpeng 920 5250 Stepping: 0x1 CPU max MHz: 2600.0000 CPU min MHz: 200.0000 BogoMIPS: 200.00 L1d cache: 64K L1i cache: 64K L2 cache: 512K L3 cache: 24576K NUMA node0 CPU(s): 0-95 Flags: fp asimd evtstrm aes pmull sha1 sha2 crc32 atomics fphp asimdhp cpuid asimdrdm jscvt fcma dcpop asimddp asimdfhm [问题发生概率]：必现 [复现步骤]： git clone http://ktester:Test\(12\)@gitlab-sp.alibaba-inc.com/alikernel/ltp.git cd ltp make autotools ./configure make make install ./runltp -f alitests -s coldpgs_memcg_reclaim01 [期望结果]： 用例正常 [实际结果]： 用例fail
当前只有coldpgs_global_reclaim03和coldpgs_memcg_reclaim03，这两条用例失败，日志同上。