---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-429 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 672K 1.6G 1% /run /dev/vda1 78G 9.6G 68G 13% / 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 571 11622 0 3846 15138 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 fq_codel state UP group default qlen 1000 link/ether fa:16:3e:fd:6b:91 brd ff:ff:ff:ff:ff:ff inet 10.30.107.186/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85976sec preferred_lft 85976sec inet6 fe80::f816:3eff:fefd:6b91/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-429) 11/16/23 _x86_64_ (4 CPU) 19:53:00 LINUX RESTART (4 CPU) 19:54:01 tps rtps wtps bread/s bwrtn/s 19:55:01 153.27 41.08 112.20 1778.64 44172.90 19:56:01 91.98 27.38 64.61 1589.74 22257.36 19:57:01 176.64 5.80 170.84 164.91 22271.89 19:58:01 170.37 6.33 164.04 637.09 23980.94 19:59:01 71.69 4.27 67.42 189.30 22465.06 20:00:01 29.46 1.83 27.63 122.25 3489.55 Average: 115.57 14.45 101.12 746.99 23106.28 19:54:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:55:01 13388176 15538920 3036792 18.49 74100 2261404 809112 4.63 948596 1842736 152132 19:56:01 13135260 15492304 3289708 20.03 84268 2448592 1075884 6.16 1009528 2017204 131536 19:57:01 12407444 15057576 4017524 24.46 98344 2715904 1202884 6.88 1464148 2270884 48920 19:58:01 11885188 14912324 4539780 27.64 134992 2997636 1273420 7.29 1747820 2444464 82812 19:59:01 10629212 14385480 5795756 35.29 150988 3659472 1471156 8.42 2464588 2921628 169056 20:00:01 11913180 15514068 4511788 27.47 154220 3531576 783560 4.48 1350144 2800080 33044 Average: 12226410 15150112 4198558 25.56 116152 2935764 1102669 6.31 1497471 2382833 102917 19:54:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:55:01 ens3 98.20 52.02 1185.76 7.01 0.00 0.00 0.00 0.00 19:55:01 lo 1.47 1.47 0.16 0.16 0.00 0.00 0.00 0.00 19:56:01 ens3 53.81 37.83 607.72 25.78 0.00 0.00 0.00 0.00 19:56:01 lo 0.60 0.60 0.06 0.06 0.00 0.00 0.00 0.00 19:57:01 ens3 243.79 200.50 2841.79 37.23 0.00 0.00 0.00 0.00 19:57:01 lo 0.20 0.20 0.02 0.02 0.00 0.00 0.00 0.00 19:58:01 ens3 216.53 162.57 1294.55 49.28 0.00 0.00 0.00 0.00 19:58:01 lo 1.13 1.13 0.16 0.16 0.00 0.00 0.00 0.00 19:59:01 ens3 564.82 378.60 3137.72 99.42 0.00 0.00 0.00 0.00 19:59:01 lo 6.90 6.90 80.03 80.03 0.00 0.00 0.00 0.00 20:00:01 ens3 227.88 165.64 317.85 75.01 0.00 0.00 0.00 0.00 20:00:01 lo 1.43 1.43 0.15 0.15 0.00 0.00 0.00 0.00 Average: ens3 234.17 166.19 1564.23 48.95 0.00 0.00 0.00 0.00 Average: lo 1.96 1.96 13.43 13.43 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-429) 11/16/23 _x86_64_ (4 CPU) 19:53:00 LINUX RESTART (4 CPU) 19:54:01 CPU %user %nice %system %iowait %steal %idle 19:55:01 all 16.88 0.00 1.58 9.25 0.05 72.23 19:55:01 0 26.20 0.00 1.84 4.61 0.05 67.31 19:55:01 1 5.87 0.00 0.97 19.71 0.07 73.39 19:55:01 2 24.85 0.00 1.82 1.41 0.07 71.86 19:55:01 3 10.61 0.00 1.71 11.31 0.03 76.33 19:56:01 all 11.92 0.00 0.84 18.20 0.07 68.97 19:56:01 0 19.11 0.00 1.32 2.51 0.10 76.96 19:56:01 1 5.75 0.00 0.50 49.97 0.10 43.67 19:56:01 2 10.56 0.00 0.80 10.02 0.05 78.57 19:56:01 3 12.27 0.00 0.68 10.28 0.05 76.71 19:57:01 all 14.32 0.00 1.23 38.05 0.11 46.30 19:57:01 0 11.69 0.00 0.94 32.85 0.07 54.45 19:57:01 1 13.40 0.00 2.04 58.79 0.08 25.68 19:57:01 2 19.07 0.00 1.05 40.77 0.13 38.98 19:57:01 3 13.12 0.00 0.93 19.70 0.13 66.12 19:58:01 all 39.47 0.00 3.11 11.93 0.14 45.34 19:58:01 0 37.72 0.00 2.29 4.09 0.10 55.81 19:58:01 1 45.24 0.00 4.33 26.33 0.12 23.98 19:58:01 2 37.36 0.00 2.56 8.77 0.19 51.12 19:58:01 3 37.57 0.00 3.24 8.49 0.15 50.55 19:59:01 all 46.58 0.00 2.00 2.47 0.11 48.84 19:59:01 0 45.69 0.00 2.01 5.95 0.12 46.23 19:59:01 1 49.61 0.00 2.20 3.58 0.10 44.51 19:59:01 2 50.76 0.00 2.28 0.05 0.15 46.76 19:59:01 3 40.22 0.00 1.54 0.30 0.10 57.83 20:00:01 all 24.22 0.00 1.49 0.47 0.05 73.76 20:00:01 0 15.88 0.00 0.85 1.27 0.03 81.96 20:00:01 1 33.21 0.00 2.69 0.37 0.07 63.67 20:00:01 2 20.70 0.00 1.17 0.17 0.05 77.91 20:00:01 3 27.10 0.00 1.23 0.07 0.03 71.56 Average: all 25.53 0.00 1.71 13.38 0.09 59.30 Average: 0 26.02 0.00 1.54 8.54 0.08 63.82 Average: 1 25.46 0.00 2.12 26.46 0.09 45.87 Average: 2 27.18 0.00 1.61 10.16 0.11 60.94 Average: 3 23.45 0.00 1.55 8.35 0.08 66.56