---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-20675 4.15.0-194-generic #205-Ubuntu SMP Fri Sep 16 19:49:27 UTC 2022 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian CPU(s): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 NUMA node(s): 1 Vendor ID: AuthenticAMD CPU family: 23 Model: 49 Model name: AMD EPYC-Rome Processor Stepping: 0 CPU MHz: 2799.998 BogoMIPS: 5599.99 Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 32K L1i cache: 32K L2 cache: 512K L3 cache: 16384K NUMA node0 CPU(s): 0-3 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl xtopology cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 xsaves clzero xsaveerptr arat npt nrip_save umip rdpid arch_capabilities ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on udev 7.9G 0 7.9G 0% /dev tmpfs 1.6G 676K 1.6G 1% /run /dev/vda1 78G 11G 68G 14% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 7.9G 0 7.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 16040 611 11039 0 4388 15100 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:66:cd:27 brd ff:ff:ff:ff:ff:ff inet 10.30.106.135/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85620sec preferred_lft 85620sec inet6 fe80::f816:3eff:fe66:cd27/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-20675) 12/13/25 _x86_64_ (4 CPU) 21:43:43 LINUX RESTART (4 CPU) 21:44:01 tps rtps wtps bread/s bwrtn/s 21:45:01 343.29 38.93 304.37 2032.73 13978.20 21:46:01 132.29 19.76 112.53 1021.43 15884.02 21:47:01 25.83 0.00 25.83 0.00 2738.88 21:48:01 36.58 0.00 36.58 0.00 2680.62 21:49:01 35.19 0.00 35.19 0.00 2946.58 21:50:01 27.38 0.02 27.36 0.13 2663.82 21:51:01 24.63 0.00 24.63 0.00 2465.18 21:52:01 53.89 0.00 53.89 0.00 3144.54 21:53:01 40.84 3.17 37.68 116.51 3139.08 21:54:01 68.07 3.18 64.88 127.60 26263.47 21:55:01 161.90 5.43 156.46 148.22 24049.18 21:56:01 32.36 2.18 30.18 191.83 21281.12 Average: 81.85 6.06 75.80 303.20 10102.75 21:44:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:45:01 13732308 15489936 2692660 16.39 69508 1882324 1118924 6.40 735624 1730096 241816 21:46:01 12059280 13994100 4365688 26.58 76020 2046544 2042356 11.69 2302676 1819520 336 21:47:01 11906336 13857252 4518632 27.51 76276 2061940 2076784 11.89 2439412 1834848 164 21:48:01 11898484 13869376 4526484 27.56 76868 2079908 2076784 11.89 2426812 1852812 596 21:49:01 11889668 13882216 4535300 27.61 77308 2100064 2076784 11.89 2412688 1872964 440 21:50:01 11876832 13884512 4548136 27.69 77756 2113772 2076784 11.89 2410124 1886664 364 21:51:01 11866096 13887424 4558872 27.76 78200 2126024 2092852 11.98 2407448 1898916 328 21:52:01 11833836 13883896 4591132 27.95 79568 2150500 2092852 11.98 2409104 1923392 1352 21:53:01 11760652 14055952 4664316 28.40 81108 2388796 1988332 11.38 2271160 2124616 213148 21:54:01 10721068 13975876 5703900 34.73 95624 3244768 2021976 11.57 2581460 2754980 367776 21:55:01 9253532 12806680 7171436 43.66 99960 3524928 3811860 21.82 4100776 2686028 4392 21:56:01 11280312 15424384 5144656 31.32 103232 4094968 896216 5.13 1750760 2998836 19288 Average: 11673200 14084300 4751768 28.93 82619 2484545 2031042 11.62 2354004 2115306 70833 21:44:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:45:01 lo 1.33 1.33 0.16 0.16 0.00 0.00 0.00 0.00 21:45:01 ens3 148.46 100.00 1379.06 34.85 0.00 0.00 0.00 0.00 21:46:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 21:46:01 ens3 258.39 198.68 2062.35 35.43 0.00 0.00 0.00 0.00 21:47:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:47:01 ens3 0.45 0.20 0.07 0.24 0.00 0.00 0.00 0.00 21:48:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 21:48:01 ens3 1.43 0.63 0.52 0.64 0.00 0.00 0.00 0.00 21:49:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:49:01 ens3 0.33 0.27 0.14 0.33 0.00 0.00 0.00 0.00 21:50:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 21:50:01 ens3 0.30 0.23 0.07 0.23 0.00 0.00 0.00 0.00 21:51:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:51:01 ens3 0.27 0.12 0.12 0.04 0.00 0.00 0.00 0.00 21:52:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 21:52:01 ens3 0.25 0.27 0.07 0.44 0.00 0.00 0.00 0.00 21:53:01 lo 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 21:53:01 ens3 125.85 86.95 154.99 31.21 0.00 0.00 0.00 0.00 21:54:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 21:54:01 ens3 30.68 14.02 8.05 5.81 0.00 0.00 0.00 0.00 21:55:01 lo 1.35 1.35 13.53 13.53 0.00 0.00 0.00 0.00 21:55:01 ens3 432.39 272.86 1047.10 90.98 0.00 0.00 0.00 0.00 21:56:01 lo 0.83 0.83 0.09 0.09 0.00 0.00 0.00 0.00 21:56:01 ens3 644.29 484.95 3500.62 163.40 0.00 0.00 0.00 0.00 Average: lo 0.39 0.39 1.16 1.16 0.00 0.00 0.00 0.00 Average: ens3 136.93 96.60 679.44 30.30 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-20675) 12/13/25 _x86_64_ (4 CPU) 21:43:43 LINUX RESTART (4 CPU) 21:44:01 CPU %user %nice %system %iowait %steal %idle 21:45:01 all 21.09 0.00 1.70 3.86 0.05 73.30 21:45:01 0 38.18 0.00 3.32 5.73 0.07 52.70 21:45:01 1 27.41 0.00 1.62 2.20 0.05 68.72 21:45:01 2 11.65 0.00 0.69 0.50 0.05 87.11 21:45:01 3 7.12 0.00 1.20 7.01 0.05 84.61 21:46:01 all 48.89 0.00 1.25 1.59 0.09 48.18 21:46:01 0 46.12 0.00 1.00 0.70 0.08 52.09 21:46:01 1 58.40 0.00 0.99 0.95 0.08 39.58 21:46:01 2 57.97 0.00 1.25 0.23 0.10 40.45 21:46:01 3 33.08 0.00 1.74 4.50 0.07 60.62 21:47:01 all 35.63 0.00 0.12 1.69 0.06 62.51 21:47:01 0 19.40 0.00 0.13 0.00 0.03 80.43 21:47:01 1 21.34 0.00 0.13 5.61 0.08 72.83 21:47:01 2 66.09 0.00 0.08 0.00 0.07 33.76 21:47:01 3 35.68 0.00 0.12 1.15 0.07 62.98 21:48:01 all 31.66 0.00 0.10 0.10 0.04 68.09 21:48:01 0 6.85 0.00 0.08 0.07 0.02 92.98 21:48:01 1 16.18 0.00 0.07 0.18 0.05 83.52 21:48:01 2 14.25 0.00 0.05 0.00 0.03 85.66 21:48:01 3 89.31 0.00 0.22 0.15 0.07 10.25 21:49:01 all 28.28 0.00 0.06 0.22 0.04 71.41 21:49:01 0 9.67 0.00 0.10 0.00 0.03 90.19 21:49:01 1 14.52 0.00 0.05 0.07 0.03 85.33 21:49:01 2 76.40 0.00 0.07 0.00 0.07 23.47 21:49:01 3 12.44 0.00 0.03 0.82 0.02 86.70 21:50:01 all 26.60 0.00 0.07 0.24 0.04 73.06 21:50:01 0 2.92 0.00 0.05 0.00 0.00 97.03 21:50:01 1 7.07 0.00 0.07 0.18 0.03 92.65 21:50:01 2 86.26 0.00 0.07 0.00 0.07 13.60 21:50:01 3 10.29 0.00 0.07 0.77 0.05 88.83 21:51:01 all 26.42 0.00 0.05 0.23 0.03 73.27 21:51:01 0 38.71 0.00 0.08 0.00 0.05 61.16 21:51:01 1 5.33 0.00 0.03 0.17 0.02 94.46 21:51:01 2 47.86 0.00 0.05 0.00 0.05 52.04 21:51:01 3 13.86 0.00 0.02 0.78 0.03 85.30 21:52:01 all 26.57 0.00 0.13 0.03 0.04 73.24 21:52:01 0 0.58 0.00 0.03 0.00 0.02 99.37 21:52:01 1 0.37 0.00 0.03 0.10 0.00 99.50 21:52:01 2 7.32 0.00 0.07 0.00 0.03 92.58 21:52:01 3 97.88 0.00 0.40 0.00 0.08 1.63 21:53:01 all 47.53 0.00 0.63 0.10 0.07 51.67 21:53:01 0 31.66 0.00 0.35 0.05 0.08 67.86 21:53:01 1 47.24 0.00 0.60 0.07 0.08 52.01 21:53:01 2 38.23 0.00 1.00 0.07 0.05 60.65 21:53:01 3 73.09 0.00 0.52 0.22 0.08 26.09 21:54:01 all 58.68 0.00 2.04 1.81 0.09 37.38 21:54:01 0 61.66 0.00 0.94 0.35 0.08 36.96 21:54:01 1 57.56 0.00 1.52 4.25 0.08 36.58 21:54:01 2 79.23 0.00 5.03 0.57 0.12 15.06 21:54:01 3 36.31 0.00 0.72 2.06 0.08 60.83 21:55:01 all 59.83 0.00 2.35 1.30 0.11 36.41 21:55:01 0 55.39 0.00 1.47 0.75 0.12 42.27 21:55:01 1 53.68 0.00 2.46 3.38 0.10 40.38 21:55:01 2 72.69 0.00 2.37 0.17 0.12 24.65 21:55:01 3 57.53 0.00 3.07 0.93 0.10 38.36 21:55:01 CPU %user %nice %system %iowait %steal %idle 21:56:01 all 49.82 0.00 2.41 0.76 0.10 46.91 21:56:01 0 47.18 0.00 2.41 0.69 0.08 49.64 21:56:01 1 49.90 0.00 2.06 1.35 0.10 46.59 21:56:01 2 48.91 0.00 2.11 0.13 0.10 48.74 21:56:01 3 53.31 0.00 3.03 0.84 0.13 42.69 Average: all 38.41 0.00 0.91 0.99 0.06 59.63 Average: 0 29.83 0.00 0.83 0.69 0.06 68.59 Average: 1 29.90 0.00 0.80 1.54 0.06 67.69 Average: 2 50.58 0.00 1.07 0.14 0.07 48.14 Average: 3 43.33 0.00 0.93 1.60 0.07 54.08