---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5128 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 9.7G 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 1483 10943 0 3613 14226 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:7a:1c:ca brd ff:ff:ff:ff:ff:ff inet 10.30.107.173/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86113sec preferred_lft 86113sec inet6 fe80::f816:3eff:fe7a:1cca/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-5128) 07/04/26 _x86_64_ (4 CPU) 12:17:22 LINUX RESTART (4 CPU) 12:18:01 tps rtps wtps bread/s bwrtn/s 12:19:01 177.49 30.04 147.45 1728.89 45551.75 12:20:01 90.87 12.78 78.08 765.20 22526.00 12:21:01 17.43 2.58 14.85 67.99 13126.75 12:22:01 42.29 0.77 41.53 77.05 29876.75 Average: 82.02 11.54 70.48 659.82 27771.27 12:18:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:19:01 12624356 15309660 3800604 23.14 75200 2787436 992768 5.68 935300 2603972 216044 12:20:01 11187096 14182748 5237864 31.89 78988 3086908 2004456 11.47 2104800 2853516 10044 12:21:01 11270376 14891388 5154584 31.38 79848 3694688 1340596 7.67 1617540 3245072 450180 12:22:01 10960236 14544160 5464724 33.27 82936 3656436 1714632 9.81 2115416 3058036 25680 Average: 11510516 14731989 4914444 29.92 79243 3306367 1513113 8.66 1693264 2940149 175487 12:18:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:19:01 lo 0.80 0.80 0.09 0.09 0.00 0.00 0.00 0.00 12:19:01 ens3 842.12 479.54 15572.72 61.54 0.00 0.00 0.00 0.00 12:20:01 lo 831.60 831.60 63.75 63.75 0.00 0.00 0.00 0.00 12:20:01 ens3 8819.42 5320.30 4365.77 2215.10 0.00 0.00 0.00 0.00 12:21:01 lo 961.97 961.97 73.74 73.74 0.00 0.00 0.00 0.00 12:21:01 ens3 6047.39 4349.11 2025.49 1800.48 0.00 0.00 0.00 0.00 12:22:01 lo 0.87 0.87 0.09 0.09 0.00 0.00 0.00 0.00 12:22:01 ens3 72.90 50.66 34.86 163.69 0.00 0.00 0.00 0.00 Average: lo 448.78 448.78 34.41 34.41 0.00 0.00 0.00 0.00 Average: ens3 3945.13 2549.70 5500.18 1060.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-5128) 07/04/26 _x86_64_ (4 CPU) 12:17:22 LINUX RESTART (4 CPU) 12:18:01 CPU %user %nice %system %iowait %steal %idle 12:19:01 all 25.33 0.00 2.33 1.83 0.07 70.43 12:19:01 0 30.55 0.00 2.05 3.66 0.10 63.64 12:19:01 1 22.74 0.00 2.28 1.49 0.07 73.42 12:19:01 2 20.58 0.00 0.87 0.77 0.07 77.71 12:19:01 3 27.45 0.00 4.12 1.39 0.07 66.97 12:20:01 all 46.65 0.00 22.77 0.37 0.12 30.10 12:20:01 0 48.97 0.00 31.00 0.23 0.12 19.68 12:20:01 1 45.34 0.00 22.81 0.17 0.12 31.57 12:20:01 2 45.81 0.00 13.93 0.24 0.12 39.91 12:20:01 3 46.49 0.00 23.29 0.80 0.12 29.30 12:21:01 all 36.55 0.00 25.40 0.11 0.09 37.85 12:21:01 0 46.61 0.00 32.66 0.12 0.10 20.51 12:21:01 1 26.61 0.00 39.45 0.05 0.07 33.83 12:21:01 2 37.18 0.00 11.90 0.20 0.10 50.61 12:21:01 3 35.82 0.00 17.40 0.08 0.10 46.60 12:22:01 all 19.32 0.00 1.13 0.86 0.04 78.65 12:22:01 0 20.23 0.00 1.80 1.72 0.03 76.22 12:22:01 1 4.32 0.00 0.65 0.55 0.03 94.44 12:22:01 2 25.50 0.00 0.92 1.00 0.05 72.53 12:22:01 3 27.21 0.00 1.17 0.17 0.03 71.43 Average: all 31.94 0.00 12.88 0.79 0.08 54.31 Average: 0 36.57 0.00 16.85 1.43 0.09 45.06 Average: 1 24.73 0.00 16.30 0.56 0.07 58.33 Average: 2 32.22 0.00 6.87 0.55 0.08 60.27 Average: 3 34.23 0.00 11.47 0.61 0.08 53.61