---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4827 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 7.6G 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 482 5241 0 2252 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:08:98:8f brd ff:ff:ff:ff:ff:ff inet 10.32.7.229/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86097sec preferred_lft 86097sec inet6 fe80::f816:3eff:fe08:988f/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-4827) 07/02/26 _x86_64_ (4 CPU) 14:54:50 LINUX RESTART (4 CPU) 14:55:01 tps rtps wtps bread/s bwrtn/s 14:56:01 117.43 54.53 62.90 3600.00 5478.04 14:57:01 81.77 29.63 52.14 1673.99 9799.30 14:58:01 78.32 9.10 69.22 518.05 8654.29 14:59:01 31.63 3.53 28.10 134.91 5652.39 Average: 77.29 24.20 53.09 1481.82 7395.93 14:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:56:01 5952780 7400372 2214632 27.12 38756 1587656 717464 7.78 607344 1441936 106972 14:57:01 5595460 7364580 2571952 31.49 58404 1871904 835856 9.07 652852 1717356 156680 14:58:01 5268880 7152636 2898532 35.49 65752 1973904 905304 9.82 925872 1758420 6980 14:59:01 5374192 7388252 2793220 34.20 68820 2099272 686524 7.45 754948 1821872 9368 Average: 5547828 7326460 2619584 32.07 57933 1883184 786287 8.53 735254 1684896 70000 14:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:56:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 14:56:01 ens3 428.47 220.51 1478.24 65.26 0.00 0.00 0.00 0.00 14:57:01 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 14:57:01 ens3 69.06 52.01 526.83 13.94 0.00 0.00 0.00 0.00 14:58:01 lo 0.37 0.37 0.04 0.04 0.00 0.00 0.00 0.00 14:58:01 ens3 302.58 351.84 1371.94 59.58 0.00 0.00 0.00 0.00 14:59:01 lo 1.40 1.40 0.12 0.12 0.00 0.00 0.00 0.00 14:59:01 ens3 110.00 110.81 275.49 613.45 0.00 0.00 0.00 0.00 Average: lo 0.99 0.99 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 227.54 183.80 913.15 188.05 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-4827) 07/02/26 _x86_64_ (4 CPU) 14:54:50 LINUX RESTART (4 CPU) 14:55:01 CPU %user %nice %system %iowait %steal %idle 14:56:01 all 21.89 0.00 1.91 4.24 2.14 69.83 14:56:01 0 13.14 0.00 1.24 5.77 1.87 77.97 14:56:01 1 18.82 0.00 1.44 1.31 1.64 76.79 14:56:01 2 38.18 0.00 2.90 4.24 3.09 51.60 14:56:01 3 17.35 0.00 2.04 5.63 1.96 73.02 14:57:01 all 21.28 0.00 1.44 2.63 1.73 72.93 14:57:01 0 14.30 0.00 0.90 1.56 1.39 81.85 14:57:01 1 35.84 0.00 2.80 2.37 2.16 56.82 14:57:01 2 8.40 0.00 1.03 5.58 1.64 83.36 14:57:01 3 26.62 0.00 1.05 1.00 1.71 69.62 14:58:01 all 40.64 0.00 2.22 1.48 5.73 49.93 14:58:01 0 45.82 0.00 1.76 0.94 5.63 45.85 14:58:01 1 36.69 0.00 2.16 1.29 5.22 54.65 14:58:01 2 43.95 0.00 3.05 2.97 6.62 43.41 14:58:01 3 36.09 0.00 1.92 0.69 5.43 55.87 14:59:01 all 21.36 0.00 1.26 1.13 1.52 74.73 14:59:01 0 12.90 0.00 1.00 0.03 1.16 84.91 14:59:01 1 53.88 0.00 1.49 0.71 2.42 41.49 14:59:01 2 14.49 0.00 1.72 1.33 1.54 80.92 14:59:01 3 4.28 0.00 0.83 2.44 0.96 91.50 Average: all 26.32 0.00 1.71 2.37 2.78 66.82 Average: 0 21.59 0.00 1.23 2.07 2.52 72.59 Average: 1 36.30 0.00 1.98 1.42 2.86 57.44 Average: 2 26.31 0.00 2.18 3.53 3.23 64.76 Average: 3 21.09 0.00 1.46 2.44 2.52 72.49