---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7859 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 7.8G 12G 41% / 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 468 5183 0 2324 7224 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:68:21:da brd ff:ff:ff:ff:ff:ff inet 10.32.7.24/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86009sec preferred_lft 86009sec inet6 fe80::f816:3eff:fe68:21da/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-7859) 11/01/25 _x86_64_ (4 CPU) 02:57:04 LINUX RESTART (4 CPU) 02:58:01 tps rtps wtps bread/s bwrtn/s 02:59:01 54.22 0.32 53.91 28.40 8419.93 03:00:01 51.96 12.33 39.63 244.09 8208.90 03:01:01 8.50 0.00 8.50 0.00 318.77 03:02:01 43.69 0.42 43.28 14.53 8634.08 03:03:01 26.61 0.65 25.96 77.45 4819.60 Average: 37.00 2.74 34.25 72.88 6080.04 02:58:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:59:01 5765804 7373976 2401616 29.40 53368 1723032 725712 7.87 637260 1576872 123352 03:00:01 5523020 7243628 2644400 32.38 58360 1824792 852372 9.25 777104 1669532 880 03:01:01 5512212 7239880 2655208 32.51 60288 1829052 860352 9.34 782812 1672920 2012 03:02:01 5330468 7416436 2836952 34.73 64988 2175004 664872 7.21 623260 1998356 108504 03:03:01 5303796 7392308 2863624 35.06 67260 2175168 690968 7.50 653396 1995112 8980 Average: 5487060 7333246 2680360 32.82 60853 1945410 758855 8.23 694766 1782558 48746 02:58:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:59:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 02:59:01 ens3 52.62 40.58 698.78 5.47 0.00 0.00 0.00 0.00 03:00:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 03:00:01 ens3 121.11 98.43 1148.90 20.14 0.00 0.00 0.00 0.00 03:01:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 03:01:01 ens3 55.09 78.91 57.47 12.47 0.00 0.00 0.00 0.00 03:02:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 03:02:01 ens3 635.05 502.63 4055.34 69.63 0.00 0.00 0.00 0.00 03:03:01 lo 0.60 0.60 0.06 0.06 0.00 0.00 0.00 0.00 03:03:01 ens3 10.23 11.28 8.33 5.61 0.00 0.00 0.00 0.00 Average: lo 0.60 0.60 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 174.84 146.39 1193.88 22.67 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-7859) 11/01/25 _x86_64_ (4 CPU) 02:57:04 LINUX RESTART (4 CPU) 02:58:01 CPU %user %nice %system %iowait %steal %idle 02:59:01 all 19.27 0.00 1.12 2.61 1.28 75.71 02:59:01 0 0.17 0.00 0.13 0.00 0.96 98.74 02:59:01 1 34.11 0.00 1.49 10.00 1.64 52.76 02:59:01 2 23.62 0.00 1.50 0.25 1.30 73.33 02:59:01 3 19.27 0.00 1.36 0.22 1.23 77.93 03:00:01 all 16.41 0.00 1.05 1.01 2.22 79.30 03:00:01 0 11.50 0.00 0.88 1.11 2.15 84.36 03:00:01 1 13.53 0.00 1.18 0.84 1.71 82.75 03:00:01 2 10.74 0.00 0.76 2.03 2.11 84.36 03:00:01 3 29.88 0.00 1.39 0.07 2.93 65.74 03:01:01 all 5.14 0.00 0.45 0.05 2.34 92.02 03:01:01 0 6.11 0.00 0.52 0.00 3.08 90.29 03:01:01 1 2.13 0.00 0.33 0.00 1.47 96.07 03:01:01 2 7.28 0.00 0.79 0.23 2.93 88.77 03:01:01 3 5.01 0.00 0.17 0.00 1.88 92.94 03:02:01 all 16.05 0.00 1.70 0.48 4.30 77.47 03:02:01 0 21.80 0.00 1.79 0.54 3.92 71.95 03:02:01 1 17.00 0.00 1.71 0.05 4.08 77.16 03:02:01 2 13.86 0.00 1.35 1.33 3.53 79.94 03:02:01 3 11.60 0.00 1.92 0.00 5.67 80.81 03:03:01 all 20.03 0.00 0.94 1.25 1.94 75.84 03:03:01 0 18.04 0.00 0.86 0.28 1.08 79.73 03:03:01 1 55.81 0.00 1.71 1.38 2.67 38.43 03:03:01 2 1.35 0.00 0.55 3.25 2.29 92.57 03:03:01 3 5.54 0.00 0.64 0.03 1.73 92.06 Average: all 15.37 0.00 1.05 1.08 2.42 80.07 Average: 0 11.52 0.00 0.84 0.39 2.24 85.02 Average: 1 24.47 0.00 1.28 2.45 2.32 69.49 Average: 2 11.31 0.00 0.99 1.42 2.43 83.84 Average: 3 14.24 0.00 1.10 0.06 2.70 81.90