---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2674 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: 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 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 7.6G 12G 40% / 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 456 5371 0 2147 7240 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:da:cc:1f brd ff:ff:ff:ff:ff:ff inet 10.32.6.240/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86117sec preferred_lft 86117sec inet6 fe80::f816:3eff:feda:cc1f/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-2674) 09/02/25 _x86_64_ (4 CPU) 14:54:59 LINUX RESTART (4 CPU) 14:55:01 tps rtps wtps bread/s bwrtn/s 14:56:01 183.00 104.10 78.90 5361.91 40210.38 14:57:01 57.75 0.22 57.53 26.66 9352.08 14:58:01 94.10 37.76 56.34 2139.64 8238.36 14:59:01 22.49 1.30 21.19 65.04 4767.48 Average: 89.33 35.84 53.49 1898.16 15641.36 14:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:56:01 6054124 7442964 2113288 25.87 35540 1533920 673364 7.31 556360 1393996 69048 14:57:01 5770432 7413032 2396980 29.35 55656 1752536 707332 7.68 600324 1602528 126720 14:58:01 5488596 7395140 2678816 32.80 62832 2003124 684556 7.43 736168 1737068 115332 14:59:01 5512520 7432080 2654892 32.51 64820 2013708 660024 7.16 706732 1740704 16060 Average: 5706418 7420804 2460994 30.13 54712 1825822 681319 7.39 649896 1618574 81790 14:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:56:01 ens3 407.63 218.76 1213.84 65.45 0.00 0.00 0.00 0.00 14:56:01 lo 2.13 2.13 0.20 0.20 0.00 0.00 0.00 0.00 14:57:01 ens3 41.89 31.52 560.12 4.45 0.00 0.00 0.00 0.00 14:57:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 14:58:01 ens3 273.34 279.27 1412.05 57.53 0.00 0.00 0.00 0.00 14:58:01 lo 1.63 1.63 0.16 0.16 0.00 0.00 0.00 0.00 14:59:01 ens3 50.07 62.73 27.75 610.04 0.00 0.00 0.00 0.00 14:59:01 lo 1.40 1.40 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 193.22 148.06 803.40 184.38 0.00 0.00 0.00 0.00 Average: lo 1.37 1.37 0.13 0.13 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2674) 09/02/25 _x86_64_ (4 CPU) 14:54:59 LINUX RESTART (4 CPU) 14:55:01 CPU %user %nice %system %iowait %steal %idle 14:56:01 all 20.14 0.00 2.88 6.94 2.91 67.13 14:56:01 0 11.84 0.00 4.42 6.73 2.42 74.59 14:56:01 1 13.57 0.00 1.90 9.49 2.82 72.21 14:56:01 2 25.64 0.00 2.95 8.35 4.12 58.94 14:56:01 3 29.45 0.00 2.25 3.17 2.25 62.88 14:57:01 all 19.71 0.00 1.19 2.39 1.51 75.20 14:57:01 0 11.62 0.00 0.88 2.46 1.13 83.91 14:57:01 1 3.66 0.00 0.23 0.00 1.39 94.72 14:57:01 2 14.54 0.00 0.68 6.37 1.60 76.81 14:57:01 3 49.16 0.00 3.01 0.70 1.94 45.19 14:58:01 all 36.53 0.00 1.84 2.18 5.14 54.30 14:58:01 0 40.63 0.00 2.37 2.90 5.14 48.96 14:58:01 1 26.87 0.00 1.26 1.12 4.56 66.19 14:58:01 2 40.40 0.00 1.72 1.84 5.90 50.14 14:58:01 3 38.19 0.00 1.98 2.88 4.96 51.99 14:59:01 all 20.63 0.00 1.07 0.97 1.62 75.72 14:59:01 0 4.90 0.00 0.78 1.66 0.71 91.95 14:59:01 1 33.80 0.00 1.29 0.23 1.66 63.01 14:59:01 2 36.21 0.00 1.47 1.80 2.93 57.59 14:59:01 3 7.40 0.00 0.71 0.20 1.14 90.55 Average: all 24.28 0.00 1.75 3.12 2.80 68.05 Average: 0 17.32 0.00 2.12 3.44 2.36 74.76 Average: 1 19.47 0.00 1.17 2.71 2.61 74.04 Average: 2 29.24 0.00 1.71 4.58 3.65 60.82 Average: 3 31.05 0.00 1.99 1.74 2.58 62.64