---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2806 4.15.0-192-generic #203-Ubuntu SMP Wed Aug 10 17:40:03 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: 2800.000 BogoMIPS: 5600.00 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 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 8.3G 11G 43% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 798M 0 798M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7975 474 4571 0 2929 7208 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 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:39:e2:e9 brd ff:ff:ff:ff:ff:ff inet 10.32.7.187/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85896sec preferred_lft 85896sec inet6 fe80::f816:3eff:fe39:e2e9/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2806) 06/06/26 _x86_64_ (4 CPU) 21:23:54 LINUX RESTART (4 CPU) 21:24:01 tps rtps wtps bread/s bwrtn/s 21:25:02 141.27 54.78 86.49 3594.54 40766.29 21:26:01 78.21 21.45 56.75 1392.58 10603.63 21:27:01 59.00 8.80 50.20 290.27 23902.13 21:28:01 9.60 0.02 9.58 0.13 365.94 21:29:01 35.61 10.41 25.20 727.75 3605.93 21:30:01 3.13 0.10 3.03 3.07 121.71 21:31:01 29.70 3.80 25.90 111.05 2571.57 21:32:01 30.99 0.68 30.31 77.72 6223.76 Average: 48.38 12.49 35.89 773.42 11021.34 21:24:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:25:02 5960636 7407520 2206784 27.02 38256 1587896 706388 7.66 598756 1446604 100016 21:26:01 5627636 7395852 2539784 31.10 58288 1871624 835800 9.07 641164 1701160 156052 21:27:01 4934148 7272660 3233272 39.59 60296 2431008 799376 8.67 762196 2255940 1632 21:28:01 4921156 7267036 3246264 39.75 62228 2435536 807348 8.76 769540 2259676 816 21:29:01 3924792 6396212 4242628 51.95 64644 2554988 1624160 17.62 1673936 2339648 2744 21:30:01 3874440 6346136 4292980 52.56 64732 2555092 1656196 17.97 1725996 2337004 80 21:31:01 4748208 7432368 3419212 41.86 68492 2759628 634836 6.89 713980 2471976 148096 21:32:01 4700520 7396972 3466900 42.45 71176 2768744 676528 7.34 757280 2475264 9744 Average: 4836442 7114344 3330978 40.78 61014 2370564 967579 10.50 955356 2160909 52398 21:24:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:25:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 21:25:02 ens3 437.77 261.38 1517.29 66.87 0.00 0.00 0.00 0.00 21:26:01 lo 1.15 1.15 0.12 0.12 0.00 0.00 0.00 0.00 21:26:01 ens3 78.05 59.16 532.45 14.58 0.00 0.00 0.00 0.00 21:27:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 21:27:01 ens3 345.25 244.28 9226.14 26.19 0.00 0.00 0.00 0.00 21:28:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 21:28:01 ens3 60.04 86.34 64.19 13.85 0.00 0.00 0.00 0.00 21:29:01 lo 1.77 1.77 0.85 0.85 0.00 0.00 0.00 0.00 21:29:01 ens3 256.24 277.25 1592.95 41.59 0.00 0.00 0.00 0.00 21:30:01 lo 13.15 13.15 3.85 3.85 0.00 0.00 0.00 0.00 21:30:01 ens3 2.67 2.48 0.67 0.72 0.00 0.00 0.00 0.00 21:31:01 lo 15.41 15.41 3.34 3.34 0.00 0.00 0.00 0.00 21:31:01 ens3 261.34 255.77 1123.88 55.57 0.00 0.00 0.00 0.00 21:32:01 lo 0.80 0.80 0.07 0.07 0.00 0.00 0.00 0.00 21:32:01 ens3 13.10 14.16 11.43 6.68 0.00 0.00 0.00 0.00 Average: lo 4.22 4.22 1.05 1.05 0.00 0.00 0.00 0.00 Average: ens3 182.03 150.29 1761.02 28.29 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2806) 06/06/26 _x86_64_ (4 CPU) 21:23:54 LINUX RESTART (4 CPU) 21:24:01 CPU %user %nice %system %iowait %steal %idle 21:25:02 all 22.47 0.00 2.55 4.65 1.64 68.69 21:25:02 0 12.80 0.00 3.64 3.66 1.01 78.89 21:25:02 1 23.24 0.00 1.95 3.02 1.43 70.36 21:25:02 2 44.72 0.00 3.06 7.28 2.04 42.90 21:25:02 3 9.35 0.00 1.53 4.65 2.09 82.37 21:26:01 all 22.02 0.00 1.46 1.92 1.36 73.24 21:26:01 0 3.42 0.00 0.24 0.59 0.49 95.25 21:26:01 1 27.76 0.00 1.96 5.35 1.24 63.69 21:26:01 2 33.46 0.00 2.22 1.52 1.52 61.28 21:26:01 3 23.36 0.00 1.46 0.23 2.20 72.75 21:27:01 all 13.10 0.00 0.93 1.31 0.80 83.87 21:27:01 0 9.23 0.00 0.98 2.01 0.68 87.10 21:27:01 1 19.96 0.00 0.63 2.12 0.97 76.32 21:27:01 2 13.80 0.00 1.84 0.69 0.92 82.75 21:27:01 3 9.43 0.00 0.25 0.43 0.62 89.27 21:28:01 all 4.01 0.00 0.29 0.03 0.20 95.47 21:28:01 0 2.76 0.00 0.13 0.00 0.07 97.04 21:28:01 1 2.93 0.00 0.05 0.08 0.18 96.75 21:28:01 2 7.35 0.00 0.60 0.02 0.38 91.65 21:28:01 3 3.06 0.00 0.40 0.00 0.13 96.41 21:29:01 all 39.94 0.00 1.45 0.54 2.88 55.19 21:29:01 0 34.65 0.00 1.72 0.55 2.77 60.31 21:29:01 1 41.12 0.00 1.38 0.58 3.14 53.77 21:29:01 2 43.67 0.00 1.67 0.98 3.04 50.64 21:29:01 3 40.32 0.00 1.05 0.05 2.58 56.01 21:30:01 all 3.98 0.00 0.35 0.04 0.33 95.30 21:30:01 0 3.37 0.00 0.28 0.05 0.38 95.91 21:30:01 1 3.37 0.00 0.45 0.00 0.32 95.87 21:30:01 2 3.52 0.00 0.27 0.08 0.30 95.83 21:30:01 3 5.66 0.00 0.35 0.02 0.35 93.63 21:31:01 all 16.77 0.00 1.40 0.21 1.17 80.45 21:31:01 0 17.75 0.00 0.82 0.15 1.08 80.20 21:31:01 1 20.44 0.00 1.32 0.35 1.20 76.70 21:31:01 2 14.67 0.00 2.10 0.22 1.40 81.61 21:31:01 3 14.20 0.00 1.40 0.10 1.02 83.29 21:32:01 all 20.78 0.00 0.95 0.96 0.94 76.38 21:32:01 0 12.57 0.00 1.17 0.73 0.37 85.17 21:32:01 1 35.38 0.00 1.01 2.92 1.59 59.09 21:32:01 2 33.42 0.00 1.35 0.13 1.50 63.60 21:32:01 3 1.65 0.00 0.27 0.03 0.30 97.75 Average: all 17.87 0.00 1.17 1.20 1.17 78.58 Average: 0 12.09 0.00 1.12 0.97 0.86 84.97 Average: 1 21.78 0.00 1.09 1.80 1.26 74.08 Average: 2 24.32 0.00 1.64 1.36 1.39 71.30 Average: 3 13.36 0.00 0.84 0.69 1.16 83.95