---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4976 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 8.6G 11G 45% / 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 470 4304 0 3201 7209 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:00:33:24 brd ff:ff:ff:ff:ff:ff inet 10.32.7.55/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85969sec preferred_lft 85969sec inet6 fe80::f816:3eff:fe00:3324/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-4976) 07/04/26 _x86_64_ (4 CPU) 11:16:54 LINUX RESTART (4 CPU) 11:17:01 tps rtps wtps bread/s bwrtn/s 11:18:01 142.01 65.07 76.94 4257.69 39692.20 11:19:01 51.24 0.18 51.06 21.99 9007.63 11:20:01 93.97 29.76 64.21 1638.26 35585.40 11:21:01 9.30 0.02 9.28 0.13 399.13 11:22:01 6.85 0.00 6.85 0.00 260.13 11:23:01 46.71 2.15 44.56 115.18 8814.53 11:24:01 28.32 3.32 25.00 163.25 4837.98 Average: 54.06 14.36 39.70 885.16 14084.93 11:17:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:18:01 6081364 7451412 2086056 25.54 35156 1515804 673408 7.31 545312 1379364 61880 11:19:01 5836120 7425560 2331300 28.54 51672 1707836 688356 7.47 577520 1569988 89016 11:20:01 4711228 7304812 3456192 42.32 58984 2684168 786668 8.54 721168 2509660 1964 11:21:01 4693376 7294460 3474044 42.54 60992 2688708 786668 8.54 733028 2513332 1052 11:22:01 4679168 7285004 3488252 42.71 62256 2691596 812780 8.82 743220 2515676 588 11:23:01 4391564 7358068 3775856 46.23 67264 3040120 718008 7.79 688840 2843640 116124 11:24:01 4406304 7381608 3761116 46.05 69436 3045828 694604 7.54 671988 2844320 10688 Average: 4971303 7357275 3196117 39.13 57966 2482009 737213 8.00 668725 2310854 40187 11:17:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:18:01 lo 1.13 1.13 0.10 0.10 0.00 0.00 0.00 0.00 11:18:01 ens3 393.57 227.06 1031.81 65.12 0.00 0.00 0.00 0.00 11:19:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 11:19:01 ens3 64.52 52.76 763.65 5.79 0.00 0.00 0.00 0.00 11:20:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 11:20:01 ens3 535.93 328.53 13861.91 34.91 0.00 0.00 0.00 0.00 11:21:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 11:21:01 ens3 57.21 81.37 73.65 13.10 0.00 0.00 0.00 0.00 11:22:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 11:22:01 ens3 37.00 53.25 48.66 8.61 0.00 0.00 0.00 0.00 11:23:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 11:23:01 ens3 699.72 612.66 4124.11 82.42 0.00 0.00 0.00 0.00 11:24:01 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 11:24:01 ens3 13.84 15.46 10.32 14.37 0.00 0.00 0.00 0.00 Average: lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 257.38 195.86 2844.71 32.04 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-4976) 07/04/26 _x86_64_ (4 CPU) 11:16:54 LINUX RESTART (4 CPU) 11:17:01 CPU %user %nice %system %iowait %steal %idle 11:18:01 all 20.37 0.00 2.68 4.15 0.94 71.87 11:18:01 0 35.17 0.00 4.89 1.74 1.17 57.03 11:18:01 1 18.99 0.00 1.84 7.22 0.84 71.12 11:18:01 2 15.70 0.00 2.34 4.21 0.94 76.80 11:18:01 3 11.58 0.00 1.64 3.44 0.82 82.53 11:19:01 all 16.92 0.00 1.05 1.37 0.65 80.01 11:19:01 0 18.77 0.00 0.80 0.08 0.57 79.78 11:19:01 1 9.12 0.00 0.35 0.05 0.63 89.85 11:19:01 2 17.64 0.00 1.45 4.66 0.57 75.68 11:19:01 3 22.21 0.00 1.60 0.68 0.80 74.71 11:20:01 all 18.77 0.00 1.70 2.09 1.04 76.41 11:20:01 0 16.38 0.00 1.27 0.90 1.00 80.45 11:20:01 1 29.06 0.00 1.53 1.27 1.32 66.82 11:20:01 2 11.42 0.00 1.09 3.48 0.85 83.15 11:20:01 3 18.16 0.00 2.88 2.68 1.02 75.26 11:21:01 all 5.89 0.00 0.30 0.03 0.25 93.53 11:21:01 0 8.07 0.00 0.92 0.00 0.18 90.83 11:21:01 1 1.08 0.00 0.07 0.00 0.00 98.85 11:21:01 2 3.19 0.00 0.13 0.13 0.43 96.10 11:21:01 3 11.20 0.00 0.08 0.00 0.38 88.34 11:22:01 all 2.63 0.00 0.22 0.03 0.15 96.98 11:22:01 0 3.24 0.00 0.25 0.00 0.08 96.43 11:22:01 1 1.39 0.00 0.20 0.00 0.05 98.36 11:22:01 2 3.92 0.00 0.08 0.12 0.42 95.46 11:22:01 3 1.97 0.00 0.35 0.00 0.02 97.67 11:23:01 all 20.36 0.00 1.58 0.62 1.02 76.42 11:23:01 0 36.43 0.00 1.83 0.23 1.40 60.11 11:23:01 1 13.78 0.00 1.50 0.82 0.85 83.05 11:23:01 2 16.13 0.00 2.14 1.42 0.97 79.34 11:23:01 3 15.08 0.00 0.83 0.02 0.85 83.22 11:24:01 all 20.98 0.00 1.07 0.95 0.79 76.21 11:24:01 0 36.66 0.00 1.45 0.65 1.38 59.86 11:24:01 1 0.43 0.00 0.53 2.83 0.22 95.99 11:24:01 2 43.72 0.00 1.87 0.10 1.43 52.88 11:24:01 3 3.08 0.00 0.47 0.22 0.15 96.08 Average: all 15.13 0.00 1.23 1.32 0.69 81.63 Average: 0 22.11 0.00 1.63 0.51 0.83 74.92 Average: 1 10.55 0.00 0.86 1.74 0.56 86.29 Average: 2 15.97 0.00 1.30 2.02 0.80 79.91 Average: 3 11.90 0.00 1.12 1.00 0.58 85.40